ip.world is a platform for launching memecoins remixed from popular IPs. We’re reimagining how communities can speculate on the virality of their favorite creative works in a way that allows IP owners and their remixers to collaborate and earn rewards. Our goal is to bridge crypto and mainstream consumer culture by building the ultimate memecoin playground for tokenized IP remixing.

Role

We are looking for a founding smart contract engineer to build out the blockchain infrastructure for our IP remixing memecoin platform. You will lead efforts in designing the core token creation and incentives mechanics, as well as designing liquidity migration strategies and trading integrations with various DeFi protocols. The ideal candidate has a strong background in smart contract programming and EVM (particularly within DeFi), is obsessive over web3 security best practices, and is deeply interested in the memecoin ecosystem.

Responsibilities

• Design an EVM-based token launchpad system using bonding curves for fair-launch distribution and voting-escrow inspired token locking for rewards incentives
• Work with our backend engineer to build an event sourcing pipeline using on-chain indexing solutions such as Subgraph or Goldsky
• Work with our infra engineer to build out on-chain testing environments
• Perform various contract optimizations using Huff or Yul if needed
• Ensure contract security by establishing a comprehensive set of unit / fuzz / integration tests using Foundry along with audits using tools like Slither or Echidna
• Work with external auditors to ensure production readiness prior to launch, designing strategies around module upgrades where appropriate
• Assist with miscellaneous data tasks such as curating Dune Analytics visualizations

Requirements

• 3+ years of industry experience working as a smart contract engineer, esp. in DeFi
• Highly skilled in foundry (preferred) or Hardhat
• Comprehensive understanding of the EVM and MEV
• Deep proficiency in Solidity and basic familiarity with Yul or Huff
• Strong understanding of the mechanics behind the top DeFi and SocialFi projects, including Uniswap v2 / v3, Balancer, Seaport, FriendTech, and Lens
• Strong familiarity of the following types of EIPs: 1167 (minimal proxies), 1014 (create2), 172 (typed hashes), 4337 (AA), 4626 (tokenized vaults), etc.
• Knowledge of DeFi contract auditing and testing best practices
• Experience working with building event-indexing pipelines using on-chain indexing tools like Goldsky or Subgraph, along with familiarity working with tools like Dune or Alchemy
• Past experience in running a self or cloud-hosted blockchain node

What are we all about?

We are a team of builders and researchers on a mission to empower enterprises and developers worldwide to access and build on decentralized systems.

Our expertise covers several domains: Ethereum and Starknet protocol engineering, layer-2, AI, cryptography research, protocol research, decentralized finance (DeFi), security auditing, formal verification, real-time monitoring, smart contract development, and dapps and enterprise engineering.

Working to solve some of the most challenging problems in the blockchain space, we frequently collaborate with renowned companies, such as Ethereum Foundation, Starknet Foundation, Gnosis Chain, Flashbots, Forta Protocol, Lido, EigenLayer, Open Zeppelin, RISCZero, Aleph Zero, and many more.

Today, we are a 350+ strong team working remotely across 66+ countries.

The role

We’re seeking an experienced Smart Contract Security Auditor to join our team in safeguarding Web3 protocols and applications. As a key member of our security team, you’ll conduct comprehensive audits of smart contracts while contributing to our blockchain infrastructure development.

Responsibilities:

• Work directly with protocols in the Solana, Ethereum, StarkNet, and Polkadot ecosystems to review their code and help secure their protocols.
• Perform thorough security audits of smart contracts written in Solidity
• Develop and maintain security tooling using Golang to enhance our audit capabilities
• Collaborate with teammates to maintain and continually improve our existing blockchain security tools using modern software engineering practices.
• Develop new blockchain security tools.
• Engage in meetings with clients to discuss security and best practice improvements.

Skills:

• Understanding of blockchain technology and the Ethereum network.
• Solid understanding of the Ethereum Virtual Machine.
• Fluency in Solidity smart contract security and Golang audit.
• Detailed understanding of common smart contract vulnerabilities.
• Fluency with common tools and frameworks used for the development and security analysis of smart contracts.
• Strong debugging skills and/or experience in reverse engineering.
• Portfolio of audit report.

Nice to Haves:

• Good written and verbal communication skills.
• Understanding of most common DeFi applications.
• Publicly visible audit reports in your portfolio.

Keep up to date on what we are working on by following us on our social channels:

• Discord
• LinkedIn
• Twitter

What are we all about?

We are a team of builders and researchers on a mission to empower enterprises and developers worldwide to access and build on decentralized systems.

Our expertise covers several domains: Ethereum and Starknet protocol engineering, layer-2, AI, cryptography research, protocol research, decentralized finance (DeFi), security auditing, formal verification, real-time monitoring, smart contract development, and dapps and enterprise engineering.

Working to solve some of the most challenging problems in the blockchain space, we frequently collaborate with renowned companies, such as Ethereum Foundation, Starknet Foundation, Gnosis Chain, Flashbots, Forta Protocol, Lido, EigenLayer, Open Zeppelin, RISCZero, Aleph Zero, and many more.

Today, we are a 350+ strong team working remotely across 66+ countries.

Links: Nethermind - Crypto, AI and Robotics

Projects:

• https://github.com/NethermindEth/yayois-garden
• https://github.com/NethermindEth/TruthTok
• https://github.com/NethermindEth/satoshis-razor
• https://github.com/NethermindEth/teeception
• https://github.com/NethermindEth/fremen
• https://github.com/nethermindeth/hummingboss

What We Need

• An engineering manager who is hyper-focused on delivering concrete results while staying excited by the big picture.
• Experienced in leading software teams that ship fast, experiment often, and hand off to product at the right time.
• Hands-on coder but knows when to pull back.
• Views programming languages as easily learnable tools, not identities.
• Driven to optimize everything with AI, leveraging both traditional software and cutting-edge techniques.
• Understanding blockchain or decentralized systems and LLMs is a plus. Personal projects in these areas are required.
• Fully open attitude: embrace the public domain. Production must be robust, but everything else (ideas, prototypes, experiments) should be publicly accessible.

Role & Responsibilities

• Hire and guide leads for multiple AI x Crypto x Blockchain projects.
• Oversee rapid PoC delivery, ensuring minimal friction and maximum velocity.
• Collaborate closely with product managers for timely, high-quality releases.
• Contribute code where it counts.
• Align with an open ethos—innovate in public, build out loud, and keep the end-user ecosystem thriving.
• Comfortably terminate and iterate on projects.
• Liaise with the group manager to set up new AI x Crypto and Robotics projects.

Requirements

• Evidence of having led multiple small to large teams
• Experience shipping open-source code with considerable adoption
• You must be replacing all your interfaces with LLMs

Nice to have

• Experience shipping projects from genesis
• Robotics is not required (we have a hardware team), but some understanding of this space is good
• If these projects are for you, you will feel it. It will be fun, but it will be hard when the air bubble explodes. We will keep building.

Keep up to date on what we are working on by following us on our social channels:

• Discord
• LinkedIn
• Twitter

What are we all about? We are a team of builders and researchers on a mission to empower enterprises and developers worldwide to access and build on decentralized systems. Our expertise covers several domains: Ethereum and Starknet protocol engineering, layer-2, AI, cryptography research, protocol research, decentralized finance (DeFi), security auditing, formal verification, real-time monitoring, smart contract development, and dapps and enterprise engineering. Working to solve some of the most challenging problems in the blockchain space, we frequently collaborate with renowned companies, such as Ethereum Foundation, Starknet Foundation, Gnosis Chain, Flashbots, Forta Protocol, Lido, EigenLayer, Open Zeppelin, RISCZero, Aleph Zero, and many more. Today, we are a 350+ strong team working remotely across 66+ countries. View all our open positions here: https://www.nethermind.io/open-roles Location: Edinburgh, United Kingdom (Onsite - 100%) Are you the one? As a Junior Embedded Developer, you will be responsible for developing embedded firmware for microcontroller-based systems and designing graphical user interfaces (GUIs) for embedded platforms. Your work will span from writing efficient Embedded C code to developing intuitive and responsive UIs that interact with the hardware. You will collaborate closely with hardware engineers and other developers to create complete embedded solutions for our products. Join our innovative team as we develop next-generation biometric authentication devices. You will play a pivotal role in co-developing the embedded software that drives our cutting-edge palm vein recognition technology, from prototyping through to mass production, while ensuring it meets the highest standards of quality, security, and compliance. Responsibilities:

Firmware Development for Embedded Systems:

Write efficient Embedded C code to control microcontroller hardware, including sensors, displays, and communication interfaces (I2C, SPI, UART). Optimize code for performance and memory constraints typical in embedded environments. Debug and troubleshoot embedded systems using tools like JTAG, oscilloscopes, and serial debuggers.

GUI Development for Embedded Platforms:

Design and implement real-time graphical user interfaces (GUIs) for embedded systems with displays such as LCD, OLED, or touchscreen. Use embedded GUI frameworks like LVGL, TouchGFX, or emWin to create visually appealing, responsive interfaces optimized for resource-constrained devices. Ensure that GUIs are intuitive, performant, and power-efficient.

System Integration:

Collaborate with hardware engineers to define and implement hardware communication protocols (e.g., SPI, I2C) between embedded systems and external devices. Integrate embedded systems with cloud services or remote devices, if applicable (e.g., via MQTT, HTTP).

Testing and Debugging:

Write and execute unit and integration tests to ensure firmware and UI functionality. Troubleshoot hardware/software issues using debugging tools (e.g., logic analyzers, oscilloscopes). Profile embedded systems to optimize performance, memory usage, and power consumption.

Documentation and Collaboration:

Document design, code, and testing processes to ensure clear communication within the team. Participate in code reviews and contribute to best practices for embedded development. Work closely with cross-functional teams to meet project goals and timelines.

Technical Skills:

Strong proficiency in Embedded C programming for microcontroller platforms (e.g., ARM Cortex-M, STM32, ESP32). Experience with embedded GUI frameworks such as LVGL, TouchGFX, or emWin. Familiarity with communication protocols like I2C, SPI, UART, and CAN. Experience with real-time operating systems (RTOS) or bare-metal embedded development. Proficient with debugging tools like JTAG, logic analyzers, and oscilloscopes.

Nice to Have:

Experience with ARM-based microcontrollers and development tools (e.g., STM32Cube, Keil, IAR). Familiarity with cloud integration or IoT platforms. Knowledge of power optimization techniques for embedded systems.

Soft Skills:

Strong problem-solving skills and ability to troubleshoot complex systems. Excellent communication and collaboration skills, with the ability to work in a team-oriented environment. Attention to detail and a focus on producing high-quality, maintainable code. Working in a fast-paced startup environment.

Disclaimer: I hereby consent to my personal information being stored and processed by Demerzel Solutions Limited (t/a Nethermind) (the “Company”) for recruitment purposes in relation to both the selected job role and any other role the Company considers me a qualified candidate for. All data storing and processing by the Company takes place in accordance with the UK GDPR. Kindly refer to our privacy policy for more details. Your consent to share personal information is entirely voluntary, and you may withdraw your consent at any time. Should you have any questions about this process, or wish to withdraw your consent please contact: email Keep up to date on what we are working on by following us on our social channels       Click here to view our Privacy Policy.

Apply Now:

What are we all about?

We are a team of builders and researchers on a mission to empower enterprises and developers worldwide to access and build on decentralized systems.

Our expertise covers several domains: Ethereum and Starknet protocol engineering, layer-2, AI, cryptography research, protocol research, decentralized finance (DeFi), security auditing, formal verification, real-time monitoring, smart contract development, and dapps and enterprise engineering.

Working to solve some of the most challenging problems in the blockchain space, we frequently collaborate with renowned companies, such as Ethereum Foundation, Starknet Foundation, Gnosis Chain, Flashbots, Forta Protocol, Lido, EigenLayer, Open Zeppelin, RISCZero, Aleph Zero, and many more.

Today, we are a 350+ strong team working remotely across 66+ countries.

Are you the one?

Starknet is the fastest-growing network in terms of new developers joining the network. Nethermind builds many developer-facing tools that need to work seamlessly in this fast-paced blockchain. This ecosystem needs contributors with a quality mindset, capable of applying their craftsmanship and systematic creativity to improve its components. Your software engineering experience and ability to rally developers around you could mean the difference between a flawless network upgrade and a community forking event. Do you have what it takes?

Responsibilities:

• Lead and manage the software development team maintaining ecosystem components and applications in the blockchain space.
• Collaborate with Product Owner and Project Manager to drive a vision of how products add value and evolve in alignment with company strategy and goals.
  • Drive the adoption of best practices in coding, testing, and maintenance to ensure quality and scalability.
• Oversee the design, development, and implementation of new software programs and updates.
• Foster a culture of creativity and innovation within the team.
• Mentor and develop team members, identifying strengths and areas for growth.
• Ensure the optimization of development processes for efficiency and effectiveness.
• Stay abreast of emerging technologies and industry trends to maintain a competitive edge.

Skills:

• Track record of leading complex software projects with large transaction loads and/or large user bases
• An understanding of good software architecture
• Ability to implement efficient algorithms and design complex data structures
• Excellent programming skills, Go or Rust preferred but will also consider other tech stacks (e.g. Java, C++)
• Ability to write clean, testable, and maintainable code without over-engineering
• An entrepreneurial nature, willing to take ownership and run toward problems
• Pragmatic experience in various software development methodologies
• Understanding of DevOps principles, experience working in CI/CD-enabled environments
• Strong computer science background
• A fascination with the inner working of blockchains

Nice to have:

• SDK evolution and maintenance - with focus on providing best in class Developer Experience
• Blockchain / EVM / TransactionPool / JSON RPC
• Complex data structures for example Patricia-Merkle/Verkle tries
• NoSQL Key Values databases for example RocksDB

Keep up to date on what we are working on by following us on our social channels:

• Discord
• LinkedIn
• Twitter

What are we all about?

We are a team of builders and researchers on a mission to empower enterprises and developers worldwide to access and build on decentralized systems.

Our expertise covers several domains: Ethereum and Starknet protocol engineering, layer-2, AI, cryptography research, protocol research, decentralized finance (DeFi), security auditing, formal verification, real-time monitoring, smart contract development, and dapps and enterprise engineering.

Working to solve some of the most challenging problems in the blockchain space, we frequently collaborate with renowned companies, such as Ethereum Foundation, Starknet Foundation, Gnosis Chain, Flashbots, Forta Protocol, Lido, EigenLayer, Open Zeppelin, RISCZero, Aleph Zero, and many more.

Today, we are a 350+ strong team working remotely across 66+ countries.

Role Overview:

As a Senior Full Stack Engineer, you will be responsible for designing, developing, and maintaining both frontend and backend components. You will work closely with product managers, designers, and other engineers to deliver high-quality, secure, and scalable solutions that meet the needs of our clients. This role requires a deep understanding of both frontend technologies like React and backend systems.

We are looking for candidates located in the EMEA region.

Why You’ll Love This Role

• Impactful Work: Your contributions will directly influence the way stakeholders interact with and perceive the security of blockchain networks through both the dashboard and the Insights API.
• Collaborative Environment: Join a team of passionate professionals who are committed to innovation, quality, and making a tangible impact in the blockchain space.
• Professional Growth: Enjoy opportunities for professional development and career progression in a rapidly evolving industry.

About You

An ideal candidate has 5+ years of Full-Stack Development experience and contributed to blockchain-related projects. We are looking for candidates who have worked on complex projects in a distributed team.

• Problem-Solving Attitude: Creative thinker with a knack for solving intricate technical challenges.
• Communication: Excellent communication skills, with the ability to convey technical concepts to non-technical stakeholders.
• Autonomous: The ability to work independently, make informed decisions, and take initiative without needing constant supervision, ensuring high productivity and effective problem-solving.
• Mentorship and Leadership: Provide technical guidance and mentorship to team members, fostering a culture of continuous learning and improvement.

Responsibilities:

• Collaborate with cross-functional teams, including product managers, designers, and other developers, to deliver high-quality projects on time.
• Writing clean, efficient, and maintainable code: Writing code that is easy to understand and modify is crucial.
• Debugging and testing: Ensuring that the frontend code is error-free and performs optimally through debugging tools and testing methodologies.
• Staying up-to-date with emerging trends and technologies: The web development industry is constantly evolving, and it is essential to stay current with the latest technologies, trends, and best practices.
• Documenting code and maintaining code repositories: To ensure that the development team can easily understand and modify the codebase, it is crucial to document your code and maintain code repositories.
• Participating in code reviews: Code reviews help identify potential issues and ensure that the codebase meets quality standards. You should be prepared to participate in code reviews and provide feedback on other team members’ code.
• Assisting with deployment: You may be involved in the deployment process, which includes configuring web servers, managing version control systems, and resolving any issues that arise during deployment.
• Provide guidance and mentorship to more junior developers, promoting continuous learning and improvement within the team.

Skills:

• Excellent skills in modern Go. Other programming languages and platforms are nice to have (JavaScript/Typescript, Rust, Python or Java)
• Awareness of modern client- and server-side React applications
• Experienced in designing scalable APIs
• Experienced in testing backend and frontend
• Experienced in modern database design and interaction (SQL and/or NoSQL)
• Expertise in architecture principles, design patterns, and the ability to analyze and address trade-offs in business requirements, system performance, reliability, and maintainability
• Experience in working closely with a DevOps team to design and deploy cloud-native infrastructure, to ensure scalability and reliability

Nice to have:

• Blockchain application experience (e.g. DeFi Protocols, Wallets, DEXs, block explorers, blockchain user-facing applications)
• Experience with smart contract development and interaction (e.g., Solidity, Web3.js, ethers.js)
• Small team leadership experience
• Financial Services and Markets understanding

Keep up to date on what we are working on by following us on our social channels:

• Discord
• LinkedIn
• Twitter

What are we all about?

We are a team of builders and researchers on a mission to empower enterprises and developers worldwide to access and build on decentralized systems.

Our expertise covers several domains: Ethereum and Starknet protocol engineering, layer-2, AI, cryptography research, protocol research, decentralized finance (DeFi), security auditing, formal verification, real-time monitoring, smart contract development, and dapps and enterprise engineering.

Working to solve some of the most challenging problems in the blockchain space, we frequently collaborate with renowned companies, such as Ethereum Foundation, Starknet Foundation, Gnosis Chain, Flashbots, Forta Protocol, Lido, EigenLayer, Open Zeppelin, RISCZero, Aleph Zero, and many more.

Today, we are a 350+ strong team working remotely across 66+ countries.

About the role:

Nethermind produces a wealth of tools used in production. We are looking for people passionate about making software easy to use and have a keen eye for guiding users through libraries and tooling.

We are hiring a Technical Writer who is ready to join a rapidly growing and innovative organization. You are a good match for this role if you have a keen interest in decentralized technology platforms, and can write in detail about blockchain and open source technologies, zero knowledge concepts, decentralized finance (our customers), and our products - Ethereum Client, Juno, Voyager. You should have a basic understanding of EVM, Ethereum state, L1/L2, Execution and Consensus clients.

You should be obsessed with Diátaxis or have strong feelings against it.

Responsibilities:

• Oversee strategy, creation, and execution of thought leadership content on blockchain, open source technologies, and decentralized finance
• Document new products, features, and APIs
• Document standards, guidelines, and best practices for engineers
• Organize documentation and make it easily discoverable
• Maintain content quality through curation and content performance analysis
• Ensure all business narratives and messages are in support of the content strategies
• Engage with the crypto community and varying audiences on technical subjects (including Medium, Twitter, and Reddit)
• Work closely with Engineering and Marketing teams
• Use creativity, judgment, and attention to detail toward professional, technical, and operational problems

Must Haves:

• Technical writing experience
• A strong command of the English language and an ability to translate complex technical concepts into clear, accessible prose
• Ability to engage with the blockchain community and varying audiences on technical subjects
• Strong experience owning an end-to-end documentation creation process
• Experience in building and owning documentation with topic-based authoring
• Experience using tools to create, manage and publish documentation, and experience with GitHub
• Experience working directly with engineering teams on a product for a technical audience, such as DevOps, developers, or scientists
• Excellent attention to detail and the ability to prioritize and work on multiple projects in a fast-paced, changing environment
• Demonstrated people skills that contribute to an open and collaborative environment
• Comfortable using Medium, Twitter, and Reddit

Nice to Haves:

• Programming knowledge or experience is a plus
• Experience creating automated documentation tools
• Background in Marketing, Communications, Journalism, English, Public Relations, Information Technology, Psychology, Business Administration, International Relations, Law, or any related field
• Prior experience in a Communications role
• Ability to collect, summarize, and analyze metrics to measure content performance and audience engagement
• Existing contributions in the decentralized finance space

Keep up to date on what we are working on by following us on our social channels:

• Discord
• LinkedIn
• Twitter