Who we are

Imperator.co is a leading proof-of-stake node operator, securing over 45 blockchains, including Cosmos, Ethereum, and Sui, with more than $400M in assets staked. Serving a global customer base of 200,000+, we specialize in Data Engineering, supporting Cosmos infrastructure. Trusted by dYdX, Osmosis, Axelar, Coingecko, and others, we contribute to major protocols’ operations.

Imperator.co proudly collaborates with dYdX, contributing as a key team running the indexer for dYdX v4. Our role is critical in ensuring traders have access to accurate, real-time asset pricing and trading data. Our goal is to empower and educate, making the Cosmos ecosystem more accessible. We provide people with extensive research papers, founders interview, weekly newsletter.

Our commitment extends to diverse professional services, including expert consultation in areas such as tokenomics, marketing, strategy, and infrastructure. We offer technical support, tailored staking services for institutional clients, and white-labeling solutions.

Who we’re looking for

We are seeking a visionary and proactive Lead DevOps Engineer who is passionate about innovation and has a deep understanding of blockchain technologies and Web3. The ideal candidate will take charge in leading our DevOps initiatives, managing and optimizing CI/CD pipelines, enhancing on-call alerting systems, and ensuring robust IT incident management. Your role is crucial in maintaining our infrastructure’s operational integrity, facilitating seamless deployments, and contributing to our overall mission.

• Leadership and Initiative: Lead and drive DevOps initiatives, demonstrating proactive problem-solving and a forward-thinking approach.
• Optimizing CI/CD Pipelines: Manage and enhance continuous integration and continuous deployment processes to ensure smooth and efficient deployment of software.
• Enhancing On-Call Alerting Systems: Improve alerting systems to ensure timely responses to incidents, maintaining system reliability.
• Robust IT Incident Management: Establish and follow thorough procedures for managing IT incidents to minimize downtime and impact on operations.
• Infrastructure Operational Integrity: Confidently manage and maintain the operational integrity of our infrastructure across multiple cloud providers, ensuring high availability and resilience.
• Seamless Deployments: Facilitate the smooth and efficient deployment of software, minimizing disruptions and ensuring continuity of service.

Responsibilities

• Security and Compliance: Maintain security and compliance standards, ensuring all systems adhere to company policies and industry regulations.
• Infrastructure as Code (IaC): Design, provision, and manage infrastructure through IaC using Terraform, Ansible, and GitOps, adhering to established company best practices.
• Automation and Efficiency: Develop tools, scripts, and playbooks to speed up processes and enhance efficiency across our organization.
• Containerization and Orchestration: Experience in containerization with Docker, and familiarity with orchestration.
• Cloud Expertise: Hands-on experience with on-premise and public clouds (GCP preferred), and a solid understanding of service offerings and management tools from major cloud providers such as AWS and GCP.
• Proactive Security Management: Plan and implement necessary security updates and patches to ensure infrastructure reliability and safety.
• Collaboration and Communication: Actively participate in architectural discussions, technical presentations, and the review process to enhance system designs and practices. Strong communication skills are essential for this fully remote role that involves working with multiple stakeholders across all levels of Engineering.
• On-Call Responsibility: Willingness to be on-call, including weekends, for critical alerts to ensure system reliability. We consider on-call as a crucial component of a reliable system.

Technical Proficiencies

• Proficient in Linux, Docker, AWS, Ansible, Terraform, and familiar with cloud-native architectures.
• Expertise in systems administration, site reliability, and DevOps practices, with a focus on enhancing reliability and performance through proactive monitoring and collaboration.
• Creating scalable, secure infrastructure with robust monitoring, logging, and metrics to support dynamic scaling and reliability.
• Establishing automated pipelines for comprehensive testing, validation, and deployment, including code approval processes and release management.
• Managing test and production nodes across different ecosystems like Cosmos, ETH, Sui, etc.
• Embracing automation with Python/Bash scripting to streamline tasks and enhance efficiency across our organization.

Nice to have

• Familiarity with blockchain nodes is advantageous

Benefits

• Work from anywhere in the world
• Flexible working schedule
• Financial Support for education/courses
• Annual bonus
• Stipends to help get your work equipment without compromises
• And more

Let us know how we can make this the best place to work for you.

How to Apply

Does this role sound like a good fit? Fill out this form.

Imperator.co welcomes all qualified people to apply regardless of race, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. Compensation will be competitive and commensurate with experience.

Process

Shortlisted candidates will then proceed through the following steps:

• Screening interview - an initial discussion to assess general qualifications, motivation, and alignment with our team’s values and culture
• Technical interview - a comprehensive evaluation to assess technical abilities
• Take home assignment - a practical take-home assignment where candidates demonstrate their skills through hands-on tasks related to their day-to-day activities, showing how they would contribute to our team’s dynamics

We are seeking a Site Reliability Engineer to join our team to help streamline operations and maintain critical infrastructure. You’ll write custom code to automate operational tasks and support a fleet of nodes for multiple blockchain networks. You’ll also provide guidance and expertise to development teams to ensure their applications follow modern best practices. Your work will directly impact the health and stability of our L1.

About ZetaChain

ZetaChain is the first Universal Blockchain with native access to Bitcoin, Ethereum, Solana, and more, offering seamless UX and unified liquidity to the next billions of users. With its Universal EVM, ZetaChain empowers developers to build Universal Apps that operate natively across any blockchain, creating a fluid crypto ecosystem from a single platform.

• Thriving Ecosystem: 1000 dApps developed between testnet and mainnet, showcasing diverse innovation and utilization.
• Engagement: With over a million community members, ZetaChain fosters a dynamic environment for engagement, and collaboration.
• Live on Mainnet: partnered with all major exchanges.
• Activity: Our network has over 4M unique addresses and growing fast!
• Well Funded: Raised over $27M!

Find out more about our ecosystem.

Find out more about our hiring culture: Dream Team Culture.

Why You Want To Work Here

• Impactful Role: Play a pivotal role in shaping the future of a leading blockchain protocol.
• Remote Flexibility: Enjoy the freedom and flexibility of a remote work environment, ensuring a work-life balance with quarterly team meet ups to get to know each other in person.
• Cutting-Edge Technology: Dive deep into the latest advancements in blockchain technology with ZetaChain’s innovative protocol.
• Continuous Learning: Stay updated with the rapidly evolving blockchain landscape, ensuring you’re always at the forefront of the industry.
• Commitment to Open Source: We are committed to supporting open source software and use high quality open source tools internally when possible.

Requirements

Our ideal candidate description is a wish list, not a checklist. We don’t expect every applicant to tick every box. If you have a strong alignment with many of the qualifications and a passion for learning, we’d love to hear from you.

• Experience:
  • 2+ year of Software Development
  • 2+ years of Infrastructure experience
  • 2+ years of Linux and Ansible experience
  • 2+ years of Kubernetes experience
  • Must play well with others, success is a team sport and at ZetaChain everyone participates!
  • Previous Startup Experience is important. We move much faster than your typical enterprise environment.
  • Security Mindset: constantly anticipating and strategizing against potential threats and vulnerabilities in any system or process.
• Languages: Go, Ansible, Python, Terraform, Bash
• Tech stack: Grafana, Linux, Docker, Kubernetes, Cosmos SDK
• Platforms: AWS, GCP, Bare Metal
• Location:
  • Remote (USA, Argentina, or EU)
• Job Responsibilities:
  • Write code to streamline operations
  • Build monitoring and dashboards to report on server, infrastructure, and web app health
  • Deploy and maintain blockchain nodes for ZetaChain, Ethereum, Bitcoin, etc
  • Manage infrastructure for web applications
  • Ensure all processes meet our security, performance, and reliability requirements
  • Participate in on-call rotation every month
• Bonus points:
  • Familiar with DevOps, DevSecOps, GitOps methodologies & best practices
  • Understanding of blockchain (Bitcoin, Ethereum, Cosmos); smart contracts (solidity), p2p networking
  • Experience with Go (Cosmos SDK, go-ethereum, btcsuite, Tendermint Core)

Who Would Be a Good Fit for This Role?

A candidate who is a coder at heart with a diverse set of experiences. They should enjoy streamlining operations and building new services that include comprehensive monitoring.

• A seasoned developer with a solid foundation in software engineering and infrastructure
• A proactive problem-solver with a track record of ensuring system reliability and scalability, now ready to tackle the unique challenges of blockchain infrastructure.
• A creative thinker who is not only skilled in programming but also in building testing and observability tools to streamline development processes.
• Someone with substantial experience in building and maintaining robust, scalable backend systems.

Does this feel like the perfect fit for you or someone else you know? Reach out to email or hop in our Discord to get in touch with a team member.

Gelatois an all-in-one Ethereum Rollup as a Service Platform built without limits. Designed to be super-fast, incredibly secure, and infinitely scalable, Gelato rollups allow anyone to build and deploy their fully serviced Layer 2 chains on Arbitrum, Optimism, Polygon, Celestia and more at a pace natively integrated with Web3’s favorite tools and services like Etherscan, The Graph, Pyth, Layer Zero and many more launching a production-ready web3 development environment from the Genesis block.

What we offer:

• Join one of the most technically robust teams in the crypto space, operating in a fully remote environment with our headquarters located in the crypto hub of Zug, Switzerland.
• Play a pivotal role in shaping the future of blockchain, by contributing to the development of Gelato’s Rollup-As-A-Service Platform, already trusted by leading projects like Lisk and Astar Network.
• Dive deep into cutting-edge Web3 technologies with exposure to Gelato’s premier Middleware Services stack, including Gelato Web3 Functions and Gelato Relay, foundational to top-tier applications such as MakerDAO, Connext, Abracadabra, and Pancakeswap.
• Earn and have a say with the GEL Token package, granting you a stake in the network’s future and a voice in the strategic direction of the project.
• Be backed by the best, with support from world-class investors including Dragonfly, IOSG, Galaxy Digital, ParaFi, Gnosis, and renowned figures like Stani Kulechov among others, securing your position at the forefront of the Web3 revolution.

Responsibilities:

• Master diverse Ethereum Rollup technologies including Arbitrum, Optimism, Polygon, zkSync, and more, preparing for deployment, operation, debugging, and enhancement activities.
• Architect a high-impact decentralized network, focusing on scalability to manage a sequencer and RPC node infrastructure that processes millions of transactions and handles billions of RPC requests daily.
• Deepen your expertise in Zero Knowledge proofs, embracing the challenge of working with ZK-EVM stacks and pushing the boundaries of privacy and scalability in blockchain.
• Embrace full ownership of your code with a proactive approach to DevOps, ensuring robust deployment and real-time monitoring in collaboration with our Infrastructure team.
• Innovate within Rollup ecosystems, designing and implementing groundbreaking features like Decentralized Sequencing, Eigenlayer restaking, peer-to-peer messaging, threshold signatures, and trust-minimized off-chain computation.
• Enhance network security and resilience, creatively identifying potential attack vectors and failure points, establishing reproducible testing environments, and crafting strategic fixes.
• Develop and refine recovery protocols for our core node software, ensuring system robustness and rapid response to unforeseen events.
• Build and maintain distributed systems designed for exceptional reliability across diverse blockchain environments, setting new standards for uptime and performance.

Requirements

• You can work with high autonomy from research, spec, implementation, deployment, monitoring and patching your code
• Strong written and verbal English communication skills
• You are comfortable with both DevOps and Software Engineering
• 3 years experience with DevOps - Terraform, Ansible, GCP/AWS, Docker, Kubernetes
• 2 years experience with Golang/Rust/C++ (you will be using Go)
• You have extensive experience in shipping production-grade code that handles thousands of user interactions or transactions
• Have a deep understanding of the EVM and/or other VMs and and how external tooling integrates with it
• Strong experience with high throughput database systems
• Strong experience with maintaining scalable microservices systems
• Strong experience with distributed systems and/or container orchestration
• Strong interest in Web3/crypto industry
• Experience using crypto applications (e.g. Uniswap, Aave, etc.)

Not essential, but big bonus points:

• Knowledge about the inner workings of the Ethereum client architecture
• Knowledge of the inner workings of the EVM execution client geth
• Knowledge about the inner workings of the various Ethereum rollup clients including but not limited to op-geth, understand the underlying components, and have opinions about the various trade-offs of those components and platforms
• 1 year experience with Solidity
• Experience with p2p network technologies such as libp2p

Technologies we use and teach:

• GETH and its various Rollup forks
• Golang/Rust
• Node.js/TypeScript
• libp2p
• RabbitMQ
• Redis
• GCP (less AWS)
• Ethers.js
• Subgraphs

Benefits

• Fully remote team, with team members in Zug, Paris, New York, London, Singapore, and many other cool places. We highly value having availability overlapping with (CET) working hours to enhance collaboration with the core team
• Competitive package with a generous token package. Get a share of the network token and be able to participate in the Gelato DAO
• Chance to participate in shaping the future of web3 by working together with the biggest projects in this space that use Gelato such as Optimism, Polygon, Arbitrum, Celestia and Eigenlayer
• World-class Investors - We are backed by the community, including industry-leading experts such as Dragonfly, ParaFi, Nascent, IDEO, IOSG and Galaxy Digital.

Flow Traders is looking for an experienced C++ Developer to join our growing Technology team in Amsterdam. The ideal candidate is driven, innovative and passionate about working with the latest technologies. This is a unique opportunity to join a leading proprietary trading firm with an entrepreneurial and innovative culture at the heart of its business

At Flow Traders you will work on developing low-latency systems that are used to trade different asset classes (including equities, derivatives, cryptocurrencies) at many venues around the world. We are looking for motivated software engineers that can take ownership of the full software development life cycle. You will work closely with product owners and traders to gather, discuss and clarify requirements; collaborate with quality assurance engineers to define acceptance criteria and take responsibility for testing and ensuring quality of your implementations; and deploy production and work together with operations engineers and traders to perform post-deployment support and validation.

Some of the technologies we use in the development process

We do not expect previous experience with all the items listed below.

• C++ (Standard in use: C++17. Migrating to C++20 )
• Compilers: gcc 10 / clang 13
• Python
• Build system: CMake
• Version control: Git
• Testing frameworks: Google Test, Pytest, and Nosetest
• Version control/code review system: Bitbucket
• Operating system: Debian Linux
• Continuous integration system: Bamboo
• Deployment automation: Ansible

What You Will Do

Main technical activities include:

• Exchange Connectivity: Your primarily responsibility will be writing software that communicates with exchanges through their APIs, receiving market data and sending orders over the network in different protocols, such as TCP, UDP, Websocket. The quality of software is ensured thanks to a set of testing suites, which you are expected to use, maintain and extend.
• Trading Strategies: Your main responsibility will be to implement trading algorithms based on requirements provided by traders. You will acquire and develop the necessary trading knowledge to successfully translate the requirements into actual software implementation.

What You Need to Succeed

• 6+ years of experience with C++
• Good knowledge of data structures and algorithms
• Cryptocurrency/Blockchain familiarity is a plus
• Understanding of full software development life cycle
• Ability to write clean and simple code
• Relevant experience with unit and regression testing
• Knowledgeable about computer architecture and memory subsystem
• Experience with some Linux distribution
• Good interpersonal and team playing skills
• Able to communicate with stakeholders with different backgrounds

Flow Traders does not accept unsolicited resumes from any professional staffing or search firms. All resumes, and any other information identifying potential candidates, submitted to any employee at Flow Traders via-email, the Internet or directly without a valid and signed search agreement will be deemed the sole property of Flow Traders, and no placement fee will be paid in the event the candidate is hired by Flow Traders.

Apply Now:

About Twinstake

Twinstake is a leading institutional staking provider which offers unrivalled knowledge and experience of the institutional market from on our founding heritage coupled with deep crypto expertise and technology from our team of core devs and industry veterans.

We stand out in:

• Compliance and Risk Mitigation
• Non-custodial Solution
• Enhanced Reporting and Data
• Optimised Performance
• Premier Service

About the role

We are seeking a proactive and skilled Senior QA Engineer to maintain and elevate the quality of our backend services, APIs, and frontend applications. This role is crucial in implementing Twinstake’s high standards for security, performance, and user experience, combining hands-on testing with strategic quality management. Key responsibilities include writing and maintaining robust test cases, leading QA for pre-release checks, building testing infrastructure for team-wide use, and providing first-line support for external quality issues reported.

What you’re good at:

• Implementing comprehensive test cases and scenarios that cover functional and non-functional aspects of the backend, API, and frontend services
• Performing detailed pre-release QA to identify defects and validate fixes
• Building and maintaining scalable testing frameworks and tools, including automation where applicable, that support the team’s ability to implement tests
• Developing test environments that are easily accessible and integrated into CI/CD pipelines for a smooth development workflow
• Serving as the primary point of contact for external quality issues, triaging, reproducing, and troubleshooting reported issues to resolution
• Working with the development and product teams to implement continuous improvements based on findings

What you bring:

• Proven experience as a Senior QA Engineer
• Experience in the crypto industry with an understanding of blockchain technologies, experience in staking mechanisms would be a plus
• Expertise with API testing tools (e.g., Postman, SoapUI) and frameworks (e.g., REST Assured, pytest), alongside familiarity with frontend testing tools (e.g., Selenium, Cypress)
• Proficient in scripting for test automation (e.g., Python, JavaScript) and knowledgeable in backend architecture for comprehensive API and database testing
• Experience with CI/CD pipeline integration and test automation within environments like GitHub Actions
• Demonstrated experience in designing and maintaining test automation frameworks that can scale. Ability to set up and document testing environments for easy adoption by the wider team
• Strong analytical skills with a systematic approach to identifying edge cases and building reliable test cases that ensure high-quality software releases
• Excellent problem-solving skills and the ability to work in a fast-paced, dynamic environment
• Strong communication skills and the ability to collaborate effectively with cross-functional teams

What makes you stand out:

• Strong background in setting up, managing, and optimizing metrics which later can be monitored using dashboards, visualizations and alerting tools (e.g. Grafana)
• Deep understanding and hands-on experience with AWS services, including but not limited to EC2, S3, RDS, Lambda, CloudWatch
• Interest in DevOps practices and experience with infrastructure as code (IaC) tools (e.g., AWS CDK, Terraform, Ansible)
• Contributions to open-source projects or active participation in the software development community
• Experience with containerization and orchestration technologies (e.g., Docker, Kubernetes)

What we offer:

• Exposure to innovative technologies in cryptocurrency and blockchain technology
• Great internal growth and development
• Competitive compensation, benefits, and perks
• Flexible hybrid working

About Twinstake

Twinstake is a leading institutional staking provider which offers unrivalled knowledge and experience of the institutional market from on our founding heritage coupled with deep crypto expertise and technology from our team of core devs and industry veterans.

We stand out in:

• Compliance and Risk Mitigation
• Non-custodial Solution
• Enhanced Reporting and Data
• Optimised Performance
• Premier Service

About the role

We are seeking a back-end software engineer for our platform team who is passionate about developing robust and scalable back-end systems. This role is pivotal in building and maintaining the technological backbone of our services, including API development, database management, and CI/CD processes. Your expertise will ensure our platform’s reliability, performance, and alignment with our compliance and risk mitigation strategies.

What you’re good at:

• Design and implement back-end services, including APIs, microservices, and database schemas, to support front-end applications and enhance user experience
• Lead the development and maintenance of CI/CD pipelines to streamline deployment and ensure high-quality code releases
• Manage database migrations and optimizations to ensure data integrity, performance, and scalability
• Collaborate with front-end developers and product managers to define and meet project requirements, creating a seamless workflow between back-end and front-end components
• Advocate for and implement best practices in back-end development, including code reviews, testing, and security measures
• Participate in the planning and execution of DevOps strategies, working towards improving infrastructure automation and monitoring
• Troubleshoot, debug, and upgrade existing systems, ensuring they meet the latest security and technology standards
• Stay abreast of emerging technologies and methodologies in back-end development, CI/CD, DevOps, and the crypto industry to continuously improve our platform

What you bring:

• Proven experience as a back-end developer, with a strong background in developing scalable and secure web applications
• Experience in the crypto industry with an understanding of blockchain technologies and ideally staking mechanisms
• Expertise in back-end languages and frameworks, Python preferred but will also consider other technologies (e.g. Java)
• Solid experience with database design, management, and migration strategies for relational (e.g., PostgreSQL, MySQL) and NoSQL databases (e.g., MongoDB, Cassandra)
• Deep understanding and hands-on experience with AWS services, including but not limited to EC2, S3, RDS, Lambda, CloudWatch
• Proficient in implementing CI/CD pipelines using tools like GitHub Actions
• A strong understanding of API development principles and experience building RESTful services
• Interest in DevOps practices and experience with infrastructure as code (IaC) tools (e.g., AWS CDK, Terraform, Ansible) is highly desirable
• Excellent problem-solving skills and the ability to work in a fast-paced, dynamic environment
• Strong communication skills and the ability to collaborate effectively with cross-functional teams

What makes you stand out:

• Contributions to open-source projects or active participation in the software development community
• Experience with containerization and orchestration technologies (e.g., Docker, Kubernetes)

What we offer:

• Exposure to innovative technologies in cryptocurrency and blockchain technology
• Great internal growth and development
• Competitive compensation, benefits, and perks
• Flexible hybrid working

About Twinstake

Twinstake is a leading institutional staking provider which offers unrivalled knowledge and experience of the institutional market from on our founding heritage coupled with deep crypto expertise and technology from our team of core devs and industry veterans.

We stand out in:

• Compliance and Risk Mitigation
• Non-custodial Solution
• Enhanced Reporting and Data
• Optimised Performance
• Premier Service

About the role

We are seeking a full stack software engineer for our platform team with proven experience in front-end development. This role is essential in creating and maintaining a seamless user experience, contributing to both the client-side and the server-side of our applications. Your expertise will be key in enhancing our platform’s visual appeal and usability, while your backend skills will support our overall system reliability and efficiency.

What you’re good at:

• Design and implement user-friendly front-end applications for both internal team use and external customer interaction.
• Design and implement back-end services, including APIs, micro-services, and database schemas, to support front-end applications and enhance user experience.
• Utilize modern front-end technologies and frameworks to create innovative staking solutions that align with our technical and business requirements.
• Advocate for best practices in front-end development, including code reviews, testing, and continuous integration.
• Stay up-to-date with emerging trends in front-end development, crypto technologies, and blockchain to continuously improve our offerings.

What you bring:

• Proven experience as a front-end developer or similar role, with a strong portfolio of developed applications.
• Expertise in front-end languages and frameworks (e.g., HTML, CSS, JavaScript, React, Vue.js) and working with APIs to serve data from the back-end
• Experience in building applications with a focus on user experience and performance.
• Proven experience in back-end languages and frameworks, Python preferred but will also consider other technologies (e.g. Java)
• Understanding of good software architecture (including cloud-native and serverless architectures).
• Interest in DevOps practices and experience with infrastructure as code (IaC) tools (e.g., AWS CDK, Terraform, Ansible).
• Experience in the crypto industry, with an understanding of blockchain technologies and staking mechanisms.
• Excellent problem-solving skills and the ability to work in a fast-paced, dynamic environment.
• Strong communication skills and the ability to collaborate effectively with cross-functional teams.

What makes you stand out:

• Contributions to open-source projects or active participation in the software development community
• Experience with containerization and orchestration technologies (e.g., Docker, Kubernetes)

What we offer:

• Exposure to innovative technologies in cryptocurrency and blockchain technology
• Great internal growth and development
• Competitive compensation, benefits, and perks
• Flexible hybrid working

ChainLabo is a newly-born, dynamic and innovative company operating at the forefront of blockchain services, specializing in staking services and bare metal validators maintenance. Our starting goal emerged from the need to provide a non-custodial, bare-metal staking service hosted in Swiss data centers (DC). The company’s mission is to ensure the highest levels of security and contribute to the decentralization of blockchain protocols. We also became a verified operator on the SSV Network and SafeStake (currently in testnet) and we are also an operator on Eigenlayer.

As the Senior DevOps Engineer at ChainLabo, you will work closely with the CTO to support us in enhancing our infrastructure with a focus on security, automation, and monitoring. The ideal candidate will bring experience in managing scalable and secure environments, in driving improvements in efficiency through automation and will have the opportunity to explore new blockchain protocols, run testnets, and develop robust infrastructure to support them.

Key Responsibilities:

• Creating, overseeing, and organizing the maintenance of our hosted systems.
• Develop and support tools for automating processes, rolling out updates, tracking performance, and managing operations.
• Oversee and sustain blockchain systems and nodes to guarantee peak efficiency.
• Diagnose and fix problems related to infrastructure and network systems.
• Perform regular on-call shifts and handle emergency situations.
• Deploy and supervise safeguards to secure confidential information.
• Keep informed and enhance security protocols for peer-to-peer networking.
• Develop, update, and share risk evaluations and threat models for all the systems we manage.
• Collaborate with Sales and Business Development on customer-focused projects.
• Preserving both internal and external documentation, as necessary.

Required Competencies:

• 3-5 years of experience in infrastructure or engineering, along with at least 2+ years in a DevOps position
• Genuine interest in crypto
• Strong experience in managing and configuring Debian-based Linux systems
• Practical knowledge of Raspberry Pi
• Proficiency in configuring and maintaining OPNsense Firewall and knowledge of cybersecurity best practices
• Solid background in Docker
• Experience in deploying and managing lightweight Kubernetes (K3s)
• Expertise in developing and maintaining code using Golang
• Knowledge of Ruby-based applications, particularly using Ruby on Rails and deployment tools like Kamal
• Experience with PostgreSQL for managing and optimizing databases
• Familiarity with Grafana and Prometheus for system monitoring and visualization
• Hands-on experience with Terraform, Packer, Ansible, and Molecule for infrastructure automation and orchestration
• Familiarity with GitHub and GitHub Actions for version control and CI/CD pipelines.
• Experience managing blockchain nodes with Eth-Docker, Geth, Nimbus, Nethermind, Lighthouse, and Web3Signer
• An understanding of the SSV protocol for decentralized staking
• Proficiency in English

What We Offer:

• Competitive salary
• Be part of an innovative and dynamic project in one of the most cutting-edge markets today
• Gain valuable experience and grow within the blockchain industry
• Work in a supportive and transparent environment
• Actively contribute to spreading a new and forward-thinking company culture

Join us at ChainLabo and help shape the future of blockchain staking services!

About us:

We’re a forward-thinking team of seasoned professionals committed to pioneering development of the next generation of Web3 infrastructure and tooling products.

With a strategic blend of expertise in cryptography, blockchain, fintech, telecommunications and cybersecurity - we’re commited to driving the innovation and setting new standards in the vibrant Web3 space.

We’re a globally distributed team of 60+ dedicated members coming from diverse cultures and backgrounds, united by a shared purpose and mission of shaping the world as a slightly more autonomous, gentler place.

What we do:

We’re the team behind Presto, a robust platform for seamless deployment and management of zkEVM and optimistic rollups, abstracting away complexity for sustainable mainstream blockchain adoption. In addition, our reliable Stakeway infrastructure and deep expertise - secures $1B of digital assets, helping unlock non-custodial staking opportunities for institutional players.

Join us on our mission!

We’re seeking a dilligent Senior DevOps Engineer to join our Stakeway team and help us on the mission of accelerating staking and digital asset adoption at the institutional level.

Roles and Responsibilities:

• Take ownership of managing the existing Stakeway infrastructure, CI/CD set-up, workload deployment tools, and other in-house tooling
• Work on technical product and solutions roadmaps to devise and implement secure and scalable performance improvements.
• Continuously evaluate and adopt new technologies, tools, and systems to streamline operations and increase infrastructure efficiency
• Monitor system and server performance and health, as well as troubleshoot and report on issues with data centers
• Participate in the operational on-call rotations
• Provide mentorship to junior developers, participate in the hiring process as per the team’s needs, and eventually assume a leadership position within the team

Requirements and needed skills:

• Strong proficiency in deploying and managing container orchestration systems like Kubernetes and Nomad on bare-metal machines
• Familiarity with programming languages, such as Python, Go, and Typescript; demonstrated ability to develop and deploy new features in applications.
• Comprehensive understanding (or resonating passion to learn) of Ansible, Terraform, and Terragrunt
• Exceptional drive and proactive mindset. You are not afraid to step up and take ownership.
• Demonstrated experience in leading engineering teams and concurrent management of multiple high-value projects
• Excellent verbal and written communication skills, with the ability to transfer knowledge in a seemless and engaging manner
• Comfort with Agile framework (Scrum/Kanban)

Nice to have:

• Experience with multi-region, multi-data center setup
• Experience with implementing ISO27001, SOC2 compliance framework
• Experience leading a small DevOps team
• Familiarity and/or strong passion for PoS blockchain ecosystems (e.g. Ethereum, Cosmos, Avalanche, etc.)
• Direct experience with deploying, managing, and troubleshooting in the context of blockchain infrastructure
• Experience working in fast-paced, remote-first startup environments

What we offer:

• Competitive salary and performance-based bonus structure
• High degree of autonomy and opportunity for long-term career growth
• Close collaboration with the teams working on fundamental research and cutting-edge innovation products in Ethereum scaling and broader blockchain technology
• Fully remote and flexible working hours

About us:

We’re a forward-thinking team of seasoned professionals committed to pioneering the development of the next generation of Web3 infrastructure and tooling products.

With a strategic blend of expertise in cryptography, blockchain, fintech, telecommunications, and cybersecurity, we’re committed to driving innovation and setting new standards in the vibrant Web3 space.

We’re a globally distributed team of 60+ dedicated members coming from diverse cultures and backgrounds, united by a shared purpose and mission of shaping the world as a slightly more autonomous, gentler place.

What we do:

We’re the team behind Presto, a robust platform for seamless deployment and management of zkEVM and optimistic rollups, abstracting away complexity for sustainable mainstream blockchain adoption. In addition, our reliable Stakeway infrastructure and deep expertise - secures $1B of digital assets, helping unlock non-custodial staking opportunities for institutional players.

Join us on our mission!

We’re seeking an experienced Blockchain Platform Engineer to join our Presto team and help actively develop our cutting-edge platform product for seamless roll-up deployment and management. In addition to honing your engineering skills (70% coding, 30% DevOps), in this role, you will have the opportunity to learn and excel at the inner workings of different L2 stacks, including Polygon, Optimism, Arbitrum, and more!

Roles and Responsibilities:

• Drive the development (Python, Django) and optimization of the ever-evolving Presto product platform, ensuring pristine performance and customer experience
• Take an active part in contributing to the overall product architecture and propose new functionalities to support innovation at scale
• Deploy smart contracts and devise automation solutions for complex deployment scenarios and utility tasks
• Participate in code reviews and improve code quality by refactoring and increasing test coverage
• Build containerized solutions running in AWS / on bare metal servers, orchestrated by HashiCorp Nomad
• Monitor and upgrade existing rollups to the latest versions
• Participate in (additionally compensated) on-call procedures

Requirements and needed skills:

• Mandatory knowledge of blockchain and smart contract concepts both at the theoretical and code level
• Backend proficiency with Python, Django, REST API, and Celery
• Demonstrated “automate first” mindset with a track record of development/deployment optimization
• Experience designing and deploying containerized applications running in Nomad/Consul cluster; experience working with Docker and cluster management tools
• Experience utilizing monitoring solutions, such as: creating and managing Grafana dashboards, advanced set-up and configuration of Prometheus, etc.
• Excellent verbal and written communication skills, with the ability to transfer knowledge in a seemless and engaging manner

Nice to have:

• Active involvement and contributions to open-source developer communities
• DevOps experience and knowledge of AWS, Terraform, Terragrunt, and Ansible
• Experience developing blockchain platforms and a good understanding of cloud/bare metal infrastructure
• Experience working in fast-paced, remote-first startup environments

What we offer:

• Competitive salary and performance-based bonus structure
• High degree of autonomy and opportunity for long-term career growth
• Close collaboration with the teams working on fundamental research and cutting-edge innovation products in Ethereum scaling and broader blockchain technology
• Fully remote and flexible working hours