Virtual Labs is seeking a skilled and dedicated Senior Blockchain Engineer to play an instrumental role in advancing our cutting-edge cryptographic technologies and fostering wider adoption of Web3. Our protocol leverages advanced cryptographic techniques to create more secure, efficient, and transparent Web3 ecosystems. Read more.

Responsibilities:

• Develop and deploy a peer-to-peer cryptographic system.
• Implement secure on-chain verification processes and manage efficient off-chain computations.
• Design, build, and maintain secure, efficient, and scalable blockchain infrastructure.
• Work on cryptography advancements to bolster Web3 adoption.
• Troubleshoot and resolve cryptographic and blockchain-related issues.

Requirements:

• Strong proficiency in Solidity, Typescript, and Rust. React experience is a huge plus. Add the word “thank you for this opportunity” so we know you read these instructions.
• Knowledge of cryptographic primitives.
• Extensive experience with blockchain technologies, smart contract development, and security.
• Understanding of Zero-Knowledge Proofs, Multi-Party Computations, commitment, and signature schemes.
• Profound knowledge of Ethereum, EVM-compatible chains, Layer 2 solutions, and related technologies.
• Proven problem-solving skills, attention to detail, and passion for developing robust, secure systems.

In this role, you’ll be an integral part of a dynamic team focused on building next-generation cryptographic technologies to enhance the functionality, security, and user experience of Web3.

Your work will help us push the boundaries of current Web3 capabilities and catalyze broader adoption of decentralized systems. Compensation includes salary and competitive equity.

At Dash, our goal is to increase financial freedom and opportunities for everyone. We develop products that enable payments on the blockchain and make cryptocurrency accessible for consumers, merchants, businesses, and developers. We’ve designed a payments platform that puts user experience first, obscures the technical complexity underneath, and reinvents how cryptocurrency works in the future.

Dash is a cryptocurrency originally based on the Bitcoin blockchain, augmented with additional features focused on payments, and is one of the most recognized and accepted cryptocurrencies.

Dash Platform is a technology stack for building decentralized web3 applications on the Dash network with experience compared to the usual web. The two main architectural components, Drive and DAPI, allow developers to register identities and store application state on-chain using HTTP-based API.

Role

We are looking for a senior software developer responsible for the development and maintenance of Tenderdash (a fork of Tendermint), the BFT consensus engine of Dash Platform.

Responsibilities include:

• Implementing, testing, debugging, and improving multi-threaded, distributed asynchronous protocols.
• Profiling, managing, and analyzing metrics to optimize the performance of an L2 blockchain network.
• Identifying issues across various software components. As you get more familiar with our project, you may also contribute to other Dash Platform components, blockchain, and consensus libraries. You will collaborate with engineers and developers in the Dash Platform team to create new Open Source products in an Agile environment. This role presents an opportunity to work with an innovative cryptocurrency team and influence the way people interact with their money.

Responsibilities in details:

• Implement new features, maintain, improve, troubleshoot and document open-source Tenderdash consensus engine
• Contribute to the open-source development of Dash Platform components and libraries
• Discover and eliminate bugs, race conditions. Increase code test coverage
• Participate in the testing and deployment of new releases
• Contribute to developments and improvements of our continuous integration software
• Create benchmarks for various methods and work to increase performance in critical areas
• Strive to find ways to improve code quality
• Work with our technical writer to explain various functionality you will work on
• Apply creative solutions to eliminate limitations of cryptocurrency and provide improved user experiences

Required Qualifications

• 7+ years in software development
• 2+ years of production-level Go experience
• Good understanding of basic cryptography and data structures
• Practical experience with Docker and Docker Compose
• Practical experience with multi-threaded, distributed applications
• Knowledge or practical experience in peer-to-peer technologies
• Basic knowledge of blockchain technology
• Knowledge of functional and object-oriented design principlesExperience delivering high-quality code using integration and unit tests
• Ability to work remotely without constant supervision and be self-motivated
• Proficiency in the English language. You must be able to communicate with the team, both orally and in written form.
• Strong problem solving and critical thinking skills
• Attention to detail and a passion for software design
• Working hours overlap of at least 7AM UTC - 10AM UTC
• Available to help in case of critical emergencies (eg. chain halt)

Desired Qualifications

• Experience with Tendermint / CometBFT / Cosmos SDK (strongly desired)
• Experience building, monitoring and maintaining highly-available, high load production services
• End-user experience with metrics, logging and monitoring stack (Prometheus, Grafana, Elasticsearch, etc.)
• Good understanding of JSON, protocol buffers, REST and gRPC
• 3+ years of studies in Computer Science, Engineering, or related subjects at the university level
• Experience with blockchain technologies, especially within the field of cryptocurrency (strongly desired)
• Experience designing and implementing fault-tolerant, gracefully degrading software architecture Github Actions or similar CI/CD solutions
• Javascript / Typescript
• Understanding or interest to learn advanced cryptography
• Strong preference will be given to those candidates who provide evidence of their knowledge/ability via pull requests to any of our official Github repositories

Perks

• Contribute to technology at the forefront of the web
• Work with a company on a mission to have a positive impact
• Work on a fully remote team
• Work on a small, passionate team
• An entrepreneurial opportunity where you can have oversized impacts
• Opportunity to drive innovation and strategy
• Your work will be open source

Location / compensation

• Location can be anywhere – this is a 100% remote position
• Compensation will be at competitive rates and based on experience and location

Aragon is a small team of people that spans a broad range of backgrounds, interests, and geographies. We’re entrepreneurs and Ph.D.s, technologists and skeptics, troublemakers and problem solvers, who are building unstoppable tooling for the creation and management of Decentralized Autonomous Organizations (DAOs).

Aragon has overseen the production of the leading smart contract framework for DAOs, with toolkits for developers to seamlessly integrate their own apps with DAO functionality.

As frontend engineer at Aragon, you will join our App Team. Aragon App is our application to interface with the Aragon OSx smart contract framework - which is used for creating and managing the next generation of digital organizations.

We will only consider candidates with both Next.js and web3 experience. You should be eager to help us prove the feasibility and value of decentralized governance.

💪 What do we expect from a Senior Frontend Engineer?

• You naturally translate user needs into production-ready code. You understand that there are DAO builders, voters, and degens on the other side, each with their own unique needs, and you are eager to seek feedback from them to better understand what they need to better participate in their DAO.
• You are comfortable taking ownership of a piece of our stack, establishing best practices, and becoming the “go-to” point of contact, while simultaneously mentoring more junior developers along the way.
• You are enthusiastic to coordinate with other domain specialists and departments, further deepening your knowledge of the ever-expanding technologies of web3.
• You are actively involved across the discovery and development pipeline, from collaborating with UX/UI designers and creating prototypes to implementation, documentation and guides, deployment, and live maintenance. At each stage of the pipeline, you are focused on high quality delivery.
• You are a natural collaborator. You use code reviews to better understand your team’s work, improve the quality of our commits, and learn something along the way. During daily standup, you know when you are needed and proactively solve your teammate’s problems.

⚠️ Minimum requirements

• Proven ability to deliver open source applications that deal with blockchain, cryptography, smart contracts, decentralized systems, or any related technology in the web3 ecosystem
• 4+ years experience in one or more general purpose programming languages such as JS/TS
• Knowledge about the internals of JavaScript engines, browsers, and how to work with React.js
• Experience with well-known JavaScript frameworks (particularly Next.js)
• Knowledge of basic design principles, including layouts, aesthetics, and how to work with a UX team and with a design system
• Able to advocate and enforce good development practices on the team, including testing (unit, integration, e2e), clean code principles, documentation, etc.
• Experience working in agile environment, git flows, and are comfortable in the tools (e.g. Jira, Github)
• Excellent English communication - both written and oral
• You are able to attend quarterly offsites - usually located in or around Europe - to work in person with your team
• Passionate about the possibilities of decentralized autonomous organizations and the impacts they may have on how humans work together to solve problems

💡 Bonus skills

• Some experience with the other skills needed to be successful with our tech stack (Ethereum/EVM, HardHat/TypeChain, GraphQL/Subgraph, Cypress, etc.)
• Experience working on a project with a module or plugin system

We value freedom and responsibility among our contributors. In practice, this means that we’re a remote distributed organization that’s flexible as to where you want to work and your schedule. We will trust you to accommodate and support your team, and communicate if you ever feel stretched thin.   You will get all of the resources needed to be effective, whether its for setting up your remote work environment or a personal development budget.

This role reports to Aragon X, a Swiss AG dedicated to advancing the Aragon Project. We are an Equal Opportunity Employer supporting a community of DAO creators, developers, and users experimenting with new forms of social coordination and governance.

Apply Now:

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As our DevOps Engineer, you will be helping us build and maintain blockchain networks and protocols. You will work on improving our current infrastructure including security, automation, and monitoring among other things. You will also have the chance to dive deep into new blockchain protocols, run testnets, build secure and scalable infra and maintain it.

What will you do?

• Build secure and reliable infrastructure to monitor, detect and mitigate performance and security issues
• System administration activities for Linux servers, which includes routine, proactive daily management of the health, stability, and availability of system infrastructure
• Create and maintain system procedural and technical documentation
• Stay up to date and build on peer-to-peer networking security best practices
• Create, maintain and communicate threat models + risk assessments for all systems we operate

What excites us about you?

• You have experience as DevOps/SRE/Infrastructure engineer
• You have the ability to program in one or more languages like Python, GoLang, Bash or Javascript
• You have experience managing server infrastructures with high availability requirements
• You had designed secure networks, systems, and application architectures
• You had set up and maintained software in both data centers and cloud environments
• You have a deep understanding of sockets, full networking stack, and Linux security
• You possess the knowledge of building automation and CI/CD processes and tools
• You are experienced with Docker, Kubernetes, and other cloud deployment technologies
• You have flexibility, teamwork, and you are comfortable with ambiguity, able to take charge and get things done despite the unknowns

What will be great to have?

• You have an understanding of the blockchain space and blockchain technology
• You possess knowledge of cryptography and security best practices
• You have contributions to open source communities

If those describe you, this is the right opportunity for you!

Why are we awesome you ask?

We are truly at the forefront of the crypto ecosystem as maintainers of the infrastructure layer of blockchain networks! We practice the crypto team mentality by assembling a truly global and diverse team.

We collectively represent more than 12 different countries and are united in a single mission: building out the future of decentralization. Crypto is here to stay, having introduced novel ideas such as DeFi, NFTs and DAOs. At the core of all this are teams like us working relentlessly to build the necessary tools and applications that help run and secure blockchains.

Here are some other reasons you should join us:

• We have employees from over 10 countries across the globe, and you will be able to meet interesting people from different backgrounds and cultures. Distributed and remote work is baked into our culture.
• We are one of the top staking service providers with over $3B of assets staked across our validators. We actively explore and develop new products related to staking. You will work on high-impact engineering projects building exciting new products in a startup environment.
• We have a capable and passionate team. You will find teammates who are power DeFi users, intense NFT collectors, Bitcoin & Ethereum knowledge nerds, etc. You can learn and debate everything on crypto with our teammates.
• We are not backed by VC funding, and we are already profitable. Our financial independence means that we can make decisions independent of VCs, and we prioritize our ideals of decentralization, user sovereignty, and user privacy over simply making a profit. It also means that, unlike most other startups, stakefish can provide you with a stable low-risk employment opportunity without fundraising concerns.

Rust Developer for Solana Blockchain

Remote (World-wide)

Job Type: Flexibly Contract, Hourly

Job Overview:

We are seeking a skilled Rust Developer with experience in blockchain technologies, specifically on the Solana platform. This position is contingent upon our client's formal engagement with us and will commence on a flexible hourly basis. There may be an opportunity in the future for this position to transition into a permanent, full-time role. As a Rust Developer, you will be instrumental in developing and optimizing our DeFi protocols to improve scalability and user experience.

Responsibilities:

- Develop, test, and deploy smart contracts on the Solana blockchain.

- Write robust, efficient, and secure code in Rust.

- Collaborate with the product team to design and implement new features.

- Analyze and optimize system performance to handle high transaction throughput.

- Participate in code reviews and maintain standard coding practices.

- Stay updated with new blockchain technologies and cryptography methods.

- Proficiency in Rust programming language.

- Experience with blockchain technology, specifically Solana.

- Understanding of DeFi protocols and the broader DeFi ecosystem.

- Strong background in algorithms, data structures, and software design.

- Experience with distributed systems and consensus mechanisms.

- Ability to work independently and as part of a remote team.

Preferred Qualifications:

- Familiarity with other programming languages such as C++, Python, or JavaScript.

- Experience with Anchor framework on Solana.

- Contribution to open-source projects.

• Competitive hourly rate

• Flexible working hours
• An opportunity to work with a great team of softwatre developers with ongoing training/support

We want to inform you that due to the high volume of applications we receive, we may not be able to respond to each applicant individually. However, we assure you that your application has been carefully reviewed by our hiring team.

If you do not hear from us within two weeks from the date of your application, please understand that we have proceeded with other candidates whose qualifications more closely match the requirements of the position.

We genuinely appreciate the time and effort you invested in applying for this role. We encourage you to explore other opportunities with us in the future.

Commitment to Equality and Accessibility: At MLabs, we are committed to offer equal opportunities to all candidates. We ensure no discrimination, accessible job adverts, and providing information in accessible formats. Our goal is to foster a diverse, inclusive workplace with equal opportunities for all. If you need any reasonable adjustments during any part of the hiring process or you would like to see the job-advert in an accessible format please let us know at the earliest opportunity by emailing email.

Apply Now:

About the Opportunity

We’re looking for a Software Engineer to join the remote-first wallet team at Trust Machines, and help us craft a beautiful, consumer-facing cryptocurrency wallet.

This role is critical in building a premier user experience for the Stacks ecosystem, fostering an engaged user base, and broadening the wallet’s capabilities within the Bitcoin realm.

The ideal candidate has experience building user-friendly applications in a startup environment. As a core engineer for this product, you’ll be responsible for implementing high-quality features across a handful of platforms.

What You’ll Do:

• Work closely with the team to understand user needs, and work on high-impact features for our Web Extension and mobile wallet, while championing mature engineering practices.
• Work closely with engineering peers to align on architectural direction and consistent use of design patterns, while considering how code can be shared cross-product.
• Collaborate with the design team, considering multiple ways to solve problems, weighing up implementation complexity, user experience, and product impact.

What We’re Looking For:

• 5+ years in similar role(s) for consumer software (strong requirement)
• 2+ years at startup(s)
• Preference for remote, OSS work in direct contact with the product’s user base via Discord and other public channels
• Located between GMT -5 and +3
• Experience with Typescript, frontend frameworks (ideally React), CI/CD tooling
• Demonstrable experience of modern web development: JavaScript APIs and tooling, state management, accessibility, performance, and security
• Familiarity with UI design best practices
• High degree of user empathy, inclination to question assumptions, independent self-organizer, openness to feedback, and comfort with technical complexity
• Excited to work in the crypto industry

We’d Also Like to See:

• Experience with ReactNative and/or Web Extensions
• Knowledgable about Bitcoin, and its underlying cryptography
• Existing contribution to Stacks ecosystem
• A security-focused mindset, and familiarity with common attack vectors

What we offer:

• Work from home
• Competitive salary ($180-$220k)
• Company equity
• Open Vacation Policy, take the days you need
• Up to 16 weeks of paid parental leave
• Your choice of technical setup and equipment

Please note that benefits vary by country. The ones shown above are for our full-time U.S.based employees. Benefits information for non-US-based positions will be provided to individuals who interview for those roles.

Trust Machines is proud to be an equal opportunity employer and deeply cares about building a diverse team. Trust Machines is committed to building an inclusive environment for people of all backgrounds. We do not discriminate based on race, color, gender, sexual orientation, gender identity or expression, religion, disability, national origin, protected veteran status, age, or any other status protected by law.

Apply Now:

Address:

• US/Vietnam (can be remote)

Intro

SotaTek (State-of-the-Art-Technology) offers leading tech experts with strong determination, enthusiasm and commitment in providing the most hi-tech IT services, with the ultimate goal to enable your business success through digital transformation. We deliver sustainable Software Development, including Web/App, Blockchain, AI & Machine Learning, ERP with cost-effective solutions.

During 8+ years of development, we have gathered over 1000 talented IT consultants and developers who share deep expertise to successfully provided full-cycle IT services to our Clients from 25+ nations worldwide, with 500+ projects in various industries, such as Finance, Health Care, Retail, Real Estate, Education, Media & Entertainment.

Our HQ is located in Hanoi, Vietnam, with representative offices in the US, Japan and Australia. We serve clients mainly from the US & NA, EU, UK, ANZ, and Asia.

Our vision is to become a pioneer in leveraging state-of-the-art technology for business growth and development

Our mission is to provide exceptional IT services that consistently exceed customer expectations and empowering digital transformation.

SotaTek remains steadfast in our mission to preserve and nurture our core values, continuously commit to leverage customer assurance and satisfaction: Innovation, Reliable, Agile & T-shaped.

Company size: 500 - 1000

Website: http://sotatek.com

Company Fanpage: https://www.facebook.com/sotatek

Recruitment Fanpage: https://www.facebook.com/SotaTek-Recruitment-103449144861080

Job vacancy: Blockchain Software Developer

Job Description

• Collaborate with developers, product teams, and other stakeholders to design and implement blockchain-based financial solutions.
• Develop and maintain blockchain protocols, smart contracts, and consensus algorithms.
• Ensure the security, integrity, and scalability of blockchain solutions.
• Stay updated with emerging trends and technologies in blockchain and cryptocurrency.
• Provide technical leadership and guidance in blockchain-related matters.
• Troubleshoot and resolve issues in blockchain applications and systems.
• Document blockchain development processes and best practices.

Compensation & Benefits: Benefits can be discussed in detail during the interview

Requirements:

Must have

• Bachelor’s degree in computer science or directly related field.
• 7+ years of relevant technical experience in software development roles.
• Strong understanding of blockchain technologies, distributed ledger, and smart contracts.
• Proficiency in programming languages such as Solidity, Daml, JavaScript, Rust, NodeJS, Go, or Python.
• Proven Experience with blockchain platforms like Ethereum, Hyperledger, or similar.
• Knowledge of cryptography and blockchain protocols.
• Familiarity with P2P networks and consensus algorithms.
• Experience with AWS or Azure cloud services and Kubernetes, Docker, NIX
• Excellent problem-solving skills and ability to think analytically.
• Strong communication and collaboration skills.

Nice to have

• Previous work on significant blockchain projects or contributions to open-source blockchain initiatives.
• Knowledge of financial services, payments, or cryptocurrency industries.

----------------

Free to contact me via:

Telegram: @vananhvu310

Skype: vuthivananh310

Email: email

Apply Now:

About The Role:

The Software Engineering team at Shardeum is responsible for delivering the Shardeum Mainnet, and developing the smart contract platform, the consensus layer and the protocol layer. We focus on building scalable, performant, secure and reliable software that can be downloaded by thousands of node operators to actualize the Shardeum network.

We are in search of highly talented, innovative Principal Blockchain Engineer to join our team. If you enjoy solving complex computer science problems, are passionate about what you work on, are a perfectionist who wants to build things the right way, and are persistent about finishing what you started, then you're the kind of person we are looking for. You will be working with equally talented and innovative individuals with the goal of building incredible software with the potential to change the world.

What You'll Be Doing:

• Provide technical structure to teams and work closely with management and stakeholders to define strategic roadmaps
• Manage individual projects priorities, deadlines and deliverables with your technical expertise
• Mentor and train other team members on design techniques and coding standards
• Contributing to the architecture and implementation of complex software components in Node.js
• End-to-end ownership of critical software components
• Designing and developing innovative new consensus and protocol software
• Ensuring performance optimization, and making scalability / reliability improvements to the software
• Testing, reviewing and suggesting improvements to the software
• Resolving issues, debugging errors and fixing code to improve the reliability and security of the software
• The tech stack you will be using is: Node.js, TypeScript, SQLite, Postgres, React and Vue.js
• The development environment will be: Linux, Git, AWS, Docker and VSCode

What We're Looking For:

• You know what high quality code look like and know how to foster an environment that creates it
• Fluency with algorithms and data structures
• Ability to quickly learn new languages and technologies
• Ability to write clean yet efficient code
• The Creativity to come up with proof of concept from high level design, while not knowing all the details
• Self motivated to set priorities and methodically make progress towards the goals
• The ability to communicate effectively and convey your ideas when discussing technical topics with team members
• Bachelor's Degree in Computer Science or a related field

We'd Love If You Have:

• Experience with concurrency, parallelism and distributed systems
• Familiarity with the Shardeum / Shardus open source repos
• Experience with consensus protocols and other blockchains
• Experience with Node.js and TypeScript, or languages like C, C++, Rust or Go
• Experience writing a smart contract on a blockchain
• Experience running a node in a blockchain network
• Knowledge of cryptography
• Experience with networks and operating systems
• Contributed to open source projects
• Written articles or created videos on technical topics, especially related to blockchain
• Read the Bitcoin and Ethereum whitepapers

Apply Now:

About Diffusion Labs

Diffusion Labs operates at the forefront of financial research and technology, aiming to transform the Decentralized Finance (DeFi) sector. Our goal is to seamlessly integrate theoretical finance with practical applications through advanced software engineering. Our experienced team strives for excellence and innovation, developing protocols and solutions based on thorough research and development. We aim to contribute to the DeFi space’s growth, making it more inclusive and accessible.

Role Overview

We are seeking a talented and experienced Solidity developer to join our growing team. In this role, you will be responsible for designing, developing, and deploying smart contracts. As a key member of our development team, you will collaborate with cross-functional stakeholders to create innovative and secure dApps. The ideal candidate should have a deep understanding of blockchain technology, a strong background in Solidity development, and a passion for building cutting-edge solutions.

Key Responsibilities

• Develop and implement robust and secure smart contracts using Solidity
• Participate in the entire smart contract development lifecycle, from ideation to deployment and maintenance
• Collaborate with the product team to translate the requirements into technical specifications
• Optimize smart contract code for gas efficiency and performance
• Integrate smart contracts with front-end user interfaces and back-end services
• Conduct thorough testing and debugging to ensure the reliability and security of smart contracts
• Stay up-to-date with the latest advancements in smart contract development best practices
• Contribute to the development of internal tools and libraries to enhance the team’s productivity
• Provide technical guidance and mentorship to junior developers

Core Competencies

• Strong proficiency in Solidity programming language
• Technical proficiency in Solidity and languages like Node.js, or Rust.
• Familiarity with standards like ERC-20, ERC-721, and ERC-1155
• Knowledge of Solidity architectural design patterns and supporting infrastructure, e.g., proxies, delegatecall.
• Solid understanding of smart contract security best practices and common vulnerabilities
• Knowledge of web3.js or ethers.js for interacting with Ethereum blockchain
• Background in cryptography, distributed systems, or protocol design is beneficial.
• Familiarity with DeFi concepts and protocols
• Excellent problem-solving and debugging skills
• Strong communication and teamwork abilities
• Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field

What We Offer

1. A full-time position at our vibrant headquarters in Bangalore, located in the heart of Indiranagar.
2. A standout compensation package that rewards your expertise and contribution.
3. An inclusive culture that values innovation, collaboration, and personal growth.
4. The opportunity to work on meaningful projects in the Open Finance domain, contributing to groundbreaking work that shapes the future of finance.
5. Additional incentives offered for candidate willing to work from our Bangalore Office location.

Logos is a movement supporting the development of the decentralised web. Logos technologies lay the foundations for a freer internet upon which communities can evolve into network states. Each protocol in the Logos stack seeks to empower its users while upholding civil liberties and fundamental freedoms.

About Waku

We are building Waku (Waku.org) as a public good infrastructure. Waku is the messaging layer of Web3.

It is a decentralized, censorship-resistant, privacy-preserving communication network that enables anyone to send and receive messages without worrying about surveillance or deplatforming.

We are developing 3 open source implementations of Waku:

• Nwaku: the reference implementation and service node
• Js-waku: for the browser
• Go-waku: to integrate as a library in native applications

We are enabling Ethereum builders to create new projects with a fully decentralized architecture, think dApp to Wallet notifications, NFT marketplaces, censorship-resistant chat, layer-2 decentralization and more.

Waku enables a variety of complex use cases and applications. To facilitate the adoption of Waku, you will design and implement application protocols to provide to dapp developers as off-the-shelf SDKs.

Key Responsibilities

• Implement, design and enhance secure and reliable chat protocols over Waku, a gossipsub-based decentralized communication network.
• Collaborate with researchers using protocol RFCs as a medium, implement protocol PoCs, then proceed with integration in the main library, and collaborate with QA for extensive testing.
• Liaise with internal consumers of the chat library, understand usage and requirements and UX impacts of design, support with any issue encountered.
• Liaise with Waku protocol engineers to report bugs, stay informed of new functionalities and provide feedback on Waku protocols and implementations.
• Enable the testing of the existing chat functionalities (present in a larger library), by building binaries that can be used for test automation and extract said functionalities in a separate library.

You ideally will have

• Have experience building applications with complex logic, cutting-edge technology or applied research.
• Experience with Golang or other system/backend languages such as C/C++/C#/Java/Rust, etc.
• Have experience building and designing instant messaging and chat protocols that include cryptography such as end-to-end encryption.
• Have a deep interest in blockchain and decentralized technologies and understand how they work.

Bonus points if

• You are already familiar with the Ethereum community
• You have experience working for an open source organization
• You have experience working async

[Don’t worry if you don’t meet all of these criteria, we’d still love to hear from you anyway if you think you’d be a great fit for this role. Just explain to us why in your cover letter].

Hiring Process

• Intro call with Talent
• Pair Programming session
• Interview with Waku Lead
• Interview with Status Mobile Lead & Waku SDK Lead

Compensation

The expected compensation range for this role is $70,000 - $85,000 (negotiable, dependent on how we assess your skills and experience throughout our interview process).

We are happy to pay in any mix of fiat/crypto.

About Clearmatics

Clearmatics is a blockchain protocol engineering company that builds decentralised financial market infrastructures that are more open, efficient, and resilient than those serving legacy market structures of today.

We have a bold vision for this new market infrastructure - enabling market participants to solve currently unaddressed problems of the real economy, including “missing markets” problems. We aim to achieve our vision through technologies that allow peer-to-peer trading and settlement within new markets, and with digital assets whose values track real-world risk factors that currently have no suitable expression in legacy markets.

No matter the nature of a risk factor, whether macro-economic or relating to real-world metrics such as climate data, our mission is to make important risk factors tradable; by anyone, anywhere, without reliance on financial intermediaries. We are building this new infrastructure in collaboration with incredible trading and blockchain communities.

Clearmatics was founded in 2015, and we have ever since been committed advocates of Open Source development, and active participants in the blockchain and cryptography research communities. We’ve also been an active participant and supporter of decentralized infrastructure initiatives.

We’re growing our team and are looking for a Senior Python Software Engineer to join us and become part of our journey.

Our stack is Ethereum-like, so familiarity with – and passion for – the space is key.

Some of the areas we tackle include blockchain infrastructure optimized for financial use-cases, protocols for specific applications (such as smart contract-based derivatives, synthetic assets, cryptocurrency stabilization, …), scalability and privacy through cryptography (zkSNARKs, multiparty computation, private transactions/assets).

Currently the Clearmatics team is heavily involved as the Launch Partner for the Autonity Project. Autonity is an EVM based public blockchain for decentralised derivatives clearing. You can learn more about the Autonity project and its ongoing testnet games through the links below.

• https://autonity.org/
• https://game.autonity.org/
• https://docs.autonity.org/

Responsibilities

You will be responsible for building and maintaining the command-line tools, API servers, and Python SDKs that will be the primary interface for Autonity’s end-users. The apps, libraries, frameworks, and services that you develop will enable the creation of decentralised risk markets and a new market structure for DeFi on the Autonity blockchain.

Requirements

• 5+ years professional experience in software development
• 2+ years professional experience in Python software development
• Bachelor’s degree in Computer Science or a related technical field
• Strong Python skills with experience in network and concurrent programming
• An understanding of Ethereum protocols and proof of stake consensus
• Experience developing REST APIs, backend services, and automated pipelines
• Proficiency with SQL databases, GraphQL sources, and time series data
• Good knowledge of Unix shell scripting and command-line tools
• Familiarity with CEX/DEX trade lifecycle and common DeFi protocols
• Excellent attention to detail and appreciation for software correctness

Bonus Points

• Contributed code to open-source projects in the Web3 space
• Experience developing DeFi trading tools or frameworks
• Proficiency with Python scientific computing stack (NumPy, Pandas, Jupyter)
• Smart contract programming experience in Solidity
• Programming experience in a systems language like Go, Rust, or C++

About Clearmatics

Clearmatics is a blockchain protocol engineering company that builds decentralised financial market infrastructures that are more open, efficient, and resilient than those serving legacy market structures of today.

We have a bold vision for this new market infrastructure - enabling market participants to solve currently unaddressed problems of the real economy, including “missing markets” problems. We aim to achieve our vision through technologies that allow peer-to-peer trading and settlement within new markets, and with digital assets whose values track real-world risk factors that currently have no suitable expression in legacy markets.

No matter the nature of a risk factor, whether macro-economic or climactic, our mission is to make important risk factors tradable; by anyone, anywhere, without reliance on financial intermediaries. We are building this new infrastructure in collaboration with incredible trading and blockchain communities.

Clearmatics was founded in 2015, and we have ever since been committed advocates of Open Source development, and active participants in the blockchain and cryptography research communities. We’ve also been an active participant and supporter of decentralized infrastructure initiatives.

We’re looking to hire a Core Developer to expand our Layer 1 Engineering team.

Our stack is Ethereum-like, so familiarity with – and passion for – the space is key.

Some of the areas we tackle include blockchain infrastructure optimised for financial use-cases, protocols for specific applications (such as smart contract-based derivatives, synthetic assets, cryptocurrency stabilization, …), scalability and privacy through cryptography (zkSNARKs, multiparty computation, private transactions/assets).

Currently the Clearmatics team is heavily involved as the Launch Partner for the Autonity Project. Autonity is an EVM based public blockchain for decentralised derivatives clearing. You can learn more about the Autonity project and its ongoing testnet games through the links below.

• https://autonity.org/
• https://game.autonity.org/
• https://docs.autonity.org/

About You

You’re a systems programmer with good knowledge of Layer 1 protocols, and a passion for blockchain and decentralisation. You enjoy working to a high standard and writing code that is clean, performant, and maintainable. You appreciate the importance of careful design choices and can anticipate the impact of code changes on wider system behaviour. You can demonstrate a strong interest in blockchain and may even have open source contributions that you can highlight. You express yourself clearly in writing and in discussions.

Responsibilities

You will be involved at all stages of the development lifecycle for the Autonity protocol and its blockchain node client (a fork of go-ethereum). These include:

• Implementing new protocol features in Go and Solidity
• Developing new distributed systems tests and frameworks
• Contributing to protocol and design specifications
• Working with members of the community to resolve issues

Your work will ensure that Autonity client is correct, reliable, performant, and secure. This will enable Autonity to serve as the foundational layer for a new ecosystem of decentralised markets.

Requirements

• At least a Bachelor’s degree in Computer Science or a related field
• Strong programming skills in a low-level language like Go, Rust, or C++ (ideally 2+ years with Go)
• Experience with network, concurrent, and distributed programming/debugging on Linux systems
• Good knowledge of Ethereum protocols, BFT and dPoS consensus, P2P messaging, and crypto primitives

Bonus points

• Experience developing on a blockchain node client (preferably Ethereum-like)
• Knowledge of distributed systems theory obtained from coursework or self-study
• Smart contract programming experience using Solidity and Web3 APIs

Our compensation is blockchain competitive and dependent on your skills & experience.

Aethir is a leading technology company specializing in AI, Blockchain Gaming, and Decentralized Physical Infrastructure Networks (DePIN). We are dedicated to pushing the boundaries of innovation and creating impactful solutions that shape the future.

We are seeking an experienced and innovative Web3 Developer to join our dynamic team. As a Web3 Developer, you will be responsible for designing, developing, and deploying decentralized applications (DApps), smart contracts, and other blockchain-based solutions. If you are passionate about the potential of Web3 technologies and have a proven track record in blockchain development, we invite you to apply for this exciting opportunity.

Responsibilities

• Designing and developing decentralized applications (DApps) on blockchain platforms like Ethereum, Binance Smart Chain, or others.
• Writing, testing, and deploying smart contracts using languages such as Solidity.
• Collaborating with cross-functional teams to integrate blockchain technology into existing systems and applications.
• Conducting thorough evaluations of existing blockchain frameworks and recommending improvements or custom solutions.
• Building and optimizing blockchain protocols and consensus mechanisms.
• Ensuring the security and scalability of blockchain networks and applications.
• Staying updated on industry trends, emerging technologies, and best practices in Web3 development.
• Collaborating with stakeholders to define project scope, goals, and deliverables.

• Bachelor's or Master's degree in Computer Science, Information Technology, or a related field.
• Proven experience as a Web3 Developer or in a similar role.
• Possess n-depth knowledge of blockchain protocols, smart contracts, and decentralized application development.
• Proficient in programming languages commonly used in Web3 development (e.g., Solidity, JavaScript).
• Experience with various blockchain platforms and frameworks.
• Strong understanding of cryptography and secure coding practices.
• Familiar with decentralized storage and identity solutions.
• Excellent problem-solving and analytical skills.
• Effective communication and collaboration abilities.
• Project management skills with a focus on delivering high-quality solutions.
• Fluency in written & spoken Mandarin is mandatory to communicate with internal stakeholders.

• Flexible work arrangements
• Training and development opportunities
• Amazing career opportunities in a growing global startup
• Employee token options

Apply Now:

Apply Now:

Summary

Chronicle Protocol is a decentralized Oracle solution securing over $10 billion in collateral since 2017. We continue to secure MakerDAO while establishing a stand-alone brand and business proposition building the world’s first fully verifiable, cost-efficient, scalable, and decentralized oracle.

The combination of Chronicle Protocol’s groundbreaking proprietary tech and impressive track record in Web3 represents an opportunity to establish a new leader in the oracle space, capable of servicing businesses across all blockchains, recognized for its gold standard of verifiability, scalability, transparency, accessibility, resilience, and security.

We’re seeking a seasoned Smart Contract Developer, preferably located in time zones between UTC+0 to UTC+2, to collaborate with our Engineers. As a vital member of our lean team, this role offers hands-on involvement and full ownership of your work.

The Mission

• We strive to maintain technical leadership by offering cost-efficient, verifiable, blockchain-agnostic, and decentralized Oracles for the Web3 ecosystem.
• Our product aims for high availability, deployed on multiple nodes with zero downtime. It’s traceable, enabling you to follow a request across various services.

What you will be doing

• Deploying, configuring, and maintaining Oracle contracts on multiple chains
• Researching and integrating new EVM chains (L1s, L2s, …)
• Conducting internal security audits of smart contracts and protocols and continuous fuzzing of on-chain systems
• Developing highly optimized and well-tested smart contracts based on the latest research
• Going from research to PoCs up to production for new smart contracts

Requirements

• Deep knowledge of Solidity and the inner workings of the EVM
• Practical experience with Ethereum’s native cryptography
• Security-focused mindset
• Experience using the Foundry toolkit
• Proven track record of implementing rigorous testing methodologies, including unit testing, integration testing, stateless/stateful fuzzing, and formal verification.
• Good understanding of the current EVM landscape, e.g., L2s, blobs, EIPs, EVM fragmentation
• Strong foundational CS knowledge
• Ability to work independently and deliver working products within deadlines – from empty Git repo to fully-deployed on-chain contracts

The Nice-To-Haves

• Desire to research and implement new cryptography
• Experience auditing EVM contracts
• Knowledge of Web3 and a keen interest in learning more
• Deep knowledge of Solidity libraries, eg, OpenZeppelin, solmate, solady
• Experience with Rust and/or Go
• Knowledge of Yul, Huff, ETK, geas or other EVM assembly languages
• Experience working with p2p networks
• Familiarity with working in a startup environment

What We Offer

• Opportunity to enter the exciting world of Web3 and learn from some of the best minds in the industry. Don’t worry. Our blockchain onboarding will pave your way for an epic journey
• Remote first. You’ll be joining a team working from all over the world with our headquarters located in the crypto hub of Zug, Switzerland.
• Flexible working arrangements. Create your own journey with flexible working schedules and locations.
• Real Impact: We are working on some of the most exciting projects in Web3 using the latest technologies. Your code won’t just run – it’ll reshape industries
• 6 weeks vacation, rewarding your commitment with us
• Flexible working hours
• Two offsites per year to meet up with the team
• Merch and Gifts – we love our branded swag as we believe in showing our appreciation in style

Our recruitment process

• HR Discussion
• Manager discussion
• Two technical interviews
• Offer

Meet us!

If you are still unsure, we are inviting you to come by anytime to our Discord channel without any commitment.

Apply Now:

Webisoft is software development team focused on web3 & emerging technologies.

The team is looking for an experienced Go Developer (Cosmos SDK) to join our team. The ideal candidate has worked on and shipped web3 projects in DeFi and has written smart contracts from scratch.

Key Responsibilities:

• Build a scalable blockchain-based application
• Develop necessary code base in Go and/or other backend-oriented languages
• Participate in a research process about traits, solutions, trends and security measures required for proper use of blockchain technology
• Write and helping to maintain automated tests
• Identify security risks
• Provide accurate timing estimates on work
• Contribute to documentation (instructional and technical specification)
• Discuss technical solutions and providing innovative new ideas to established problems

What You Bring:

• Experience with Cosmos SDK
• Few years of professional experience with Go programming language
• Proficiency in other programming languages such as C++, Python, Java, or Rust
• Previous experience in building enterprise-grade solutions for specialized platforms (Blockchain, FinTech, Artificial Intelligence, etc.)
• Good knowledge of security best practices
• Comfortable setting up environment from scratch
• Comfortable working in Linux environment, MySQL and NoSQL
• Initiative, self-motivated and able to work as part of a team
• Work well under pressure and to deadlines
• Comfortable working in an agile environment

Nice-to-Haves:

• Experience maintaining a large codebase with many components and keeping it well-designed, future-proofed, and modular
• Experience with distributed systems, peer-to-peer systems, network programming, or cryptography
• Bilingual English, French, and any other languages an asset

What We Offer:

• Sick days (we don’t really count)
• Health benefit
• Competitive salary
• Great benefits package including dental, vision, etc.
• Relaxed work atmosphere
• Flexible hours and schedule