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Department environment
We aim to achieve a balance between corporate culture and start-up culture, and at the same time be close to product solutions. Therefore, we divide our department into small self-sufficient teams that can make decisions on their own. This applies to all stages of product production: from conceptualisation to architecture, to build, to release, to iteration and support.
You'll do lots of research and develop your knowledge regarding cryptocurrency and blockchain including data processing, protocols integration etc. In addition to this, you'll be surrounded by friendly high-level specialists who are ready to share their knowledge.
The team is currently working on several major product changes that will improve client experience with cryptocurrency interaction like secure cryptocurrencies management or simplifying user flows when interacting with Decentralised Finance (DeFi) protocols.
Role Responsibilities
- Support and improve current services that handle over 50 blockchain protocols with more than 500 cryptocurrency assets.
- Research and building new blockchain integration and solutions, including blockchain data processing, cryptocurrency protocols integrations, DeFi integration, etc.
- Support and solve problems from clients and stakeholders.
Your experience, skills and knowledge
- Professional experience in building software with an OOP language: Scala, JS/TS (Node.js), Kotlin, Java, or Go.
- Familiarity with relational databases such as PostgreSQL.
- An understanding of the critical importance of unit tests, well-versed and able to build automated tests of server-side code.
- You’re professionally curious and willing to develop yourself as a multi-stack developer. You are ready that you should research and use technologies and programming languages that you didn’t face before.
Desirable
- Proficiency with containerisation and DevOps practices.
- Experience developing Smart Contracts.
- Familiarity with working on blockchain development (cryptocurrency wallets, blockchain data processing, DeFi etc).
- Experience in building and optimising systems for working with large amounts of data, both at the database level and interactions between services.
- Experience with Go.
Our core tech stack
For this position, you will predominantly work with Scala and Typescript.
- Software development languages: Scala, Javascript/Typescript (Node.js)
- Storage: PostgreSQL, Mongo DB, Clickhouse
- Backend Frameworks: Spring, Akka HTTP
- Frontend Frameworks: React, ElectronJs
- Interservice communication: RabbitMQ
- Architecture: Service-Oriented Architecture (SOA)
- Infrastructure: AWS, Terraform, Ansible, Docker, Mesos/Marathon container orchestration, Consul, Nginx, GoCD by ThoughtWorks CI/CD, Prometheus, Kibana, Grafana
The benefits offered
- Holidays: 27 days per annum paid holiday, in addition to bank holidays
- Seniority Days: One additional day of paid time off is awarded per year of service (up to three years)
- VitalityHealth
- Medical Insurance: Copper provides all employees with individual cover. Medical history is disregarded, and a 24/7 virtual GP is available (£100 excess per person per year)
- Dental Insurance: Comprehensive dental cover for preventative, restorative and emergency treatment
- Audiology Cover: Employees can claim back up 80% of costs, up to £300, for any hearing tests or hearing aids
- Optical Cover: £500 optical cover (through Vision Express) or 80% reimbursement up to £300 for any other optician
- Menopause Support: Unlimited support for those experiencing symptoms of the menopause, such as video consultations with a dedicated menopause practitioner
- Vitality services also include an additional £100 for minor diagnostic tests and private prescriptions, including home diagnostics.
- Pension up to 10% matched Contribution to our Company Pension Scheme via Smart Pensions
- Home Working Energy Support Scheme
- Cycle to Work
- Life Insurance cover: Four times your base salary
- EAP: access unlimited mental health consultations and contact a 24/7 confidential helpline for emotional support.
- ClassPass
- Unmind
- Sponsored Learning and Development opportunities
- Regular company events and social activities
In return for everything you can bring to Copper, we can offer you an exciting, challenging role in a fast-growing and dynamic business, with career opportunities and welcoming working environment.
If you think you have everything we're looking for and more, then we'd love you to apply for the opportunity.
Apply Now:
- 3 years of concentrated experience in Flutter
- 5+ years of experience in software development with a robust background in any framework/language/OS such as React Native, iOS (Swift), Android (Kotlin)
- Proven track record of deploying applications on Google Play/App Store using Flutter.
- Profound knowledge of front-end languages like HTML, CSS3, and JavaScript.
- Comprehensive understanding of Object-Oriented programming languages like Java and C++.
- Experience with version control tools (Git, Subversion, etc.) and IDEs (Android Studio, VS Code, etc.).
- A commitment to following best practices and conventions in software development.
- Ability to work independently with minimal supervision.
- Intermediate-advanced English level, with excellent communication skills for both technical and non-technical clients.
- Time zone: CET (+/- 3 hours).
- You will be building and shipping robust apps to Android/ iOS devices (using a single codebase).
- You will be running and designing product application features across various cross platform devices.
- You will be writing readable and clear code that will be extensively documented for future use and upgrades.
- You will be sharing feedback and brainstorming ideas with teams to improve the development process.
- You will put effort in staying up-to-date with the latest technologies.
- Career-accelerating positions at cutting-edge companiesDiscover exclusive long-term remote engagements at the world's most interesting product companies.
- Hand-picked opportunities, just for youSkip the typical recruitment roadblocks and biases with personally matched engagements.
- Fast-track your independent developer careerStart small and gain more freedom to take on new engagements as you build your independent developer career.
- A recruitment process that values your timeOnly one hiring process with the possibility of several positions, without any additional tests.
Our mission is to unlock the collaborative power of communities by making Web3 universally easy to use, access, and build on.
Working with Consensys puts you at the forefront of an evolving paradigm, transforming our society for the better. We fundamentally believe blockchain is the next generation of technology that can lay the foundation for a more just and equitable society.
Blockchain tech is just over 10 years old. Ethereum itself is still a toddler and we’re far from reaching our full potential. You’ll get to work on the tools, infrastructure, and apps that scale these platforms to billions of users.
You’ll be constantly exposed to new concepts, ideas, and frameworks from your peers, and as you work on different projects — challenging you to stay at the top of your game. You’ll join a network of entrepreneurs and technologists that reaches the edge of our ecosystem. Consensys alumni have moved on to become tech entrepreneurs, CEOs, and team leads at tech companies.
About Linea
Linea stands at the forefront of the zkEVM space, skillfully integrating Ethereum's trusted security with advanced scalability through its type 2 zkEVM validity rollup technology. It offers developers a streamlined, secure platform for dApp development, emphasizing decentralization and open-source collaboration. Linea's approach has attracted a community dedicated to innovation and progress. Here, complex applications find a supportive environment for growth, pushing the boundaries of what's possible in blockchain technology. Linea represents a significant step forward in blockchain development, where the future is being actively shaped.
What you’ll do
We are seeking an experienced Senior Java/Kotlin Backend Engineer to join our team. The ideal candidate will have expertise in building and maintaining server-side systems using Java/Kotlin and other related technologies, as well as experience with blockchain and zk-rollups.
Would be great if you brought this to the role
- Design, develop, and maintain the server-side of web-based applications using Kotlin, Java, and related technologies
- Experience building or working with blockchain, and Ethereum execution clients
- Experience in consensus algorithms
- Experience working in an Open Source environment while fostering collaboration
- Participate in all aspects of the software development process, including requirements gathering, analysis, design, implementation, and testing
- Stay current with new technologies and industry trends related to blockchain and zk-rollups
Don't meet all the requirements? Don't sweat it. We’re passionate about building a diverse team of humans and as such, if you think you've got what it takes for our chaotic-but-fun, remote-friendly, start-up environment—apply anyway, detailing your relevant transferable skills in your cover letter. While we have a pretty good idea of what we need, we're ready for you to challenge our thinking on who needs to be in this role.
Consensys is an equal opportunity employer. We encourage people from all backgrounds to apply. We are committed to ensuring that our technology is made available and accessible to everyone. All employment decisions are made without regard to race, color, national origin, ancestry, sex, gender, gender identity or expression, sexual orientation, age, genetic information, religion, disability, medical condition, pregnancy, marital status, family status, veteran status, or any other characteristic protected by law. Consensys is aware of fraudulent recruitment practices and we encourage all applicants to review our best practices to protect yourself which can be found (https://consensys.io/careers/best-practices-to-avoid-recruitment-fraud/).
Apply Now:
Chorus One
Remote
Chorus One is one of the leading operators of infrastructure for Proof-of-Stake networks and decentralized protocols. Tens of thousands of retail customers and institutions are staking billions in assets through our infrastructure helping to secure protocols and earn rewards. Our mission is to increase freedom and speed of innovation through decentralized technologies.
We are a diverse team of 60+ people distributed all over the globe. We value radical transparency, striving for excellence and improvement while treating each other with kindness and generosity. If this sounds like you, we’d love to hear from you.
Role
As a Senior Software Engineer, you will be an integral part of our Ethereum software engineering team focusing on automation of validator infrastructure and building great staking products. OPUS is our product suite which offers a one-stop-shop product for staking Ethereum. For users, it offers a portal where users can stake and see their rewards, and check the status of their validators. On the backend, we have a platform that automatically launches, manages, and monitors these validators.
OPUS consists of a React/Next.js frontend and a backend written in Rust. It is backed by PostgreSQL and Hashicorp Vault, and runs mostly on Google Cloud, with some bandwidth-intensive parts running on bare metal.
Your main role will be to design, develop, and deploy software systems to advance our product as well as other staking services.
Responsibilities
- Design and develop new features. Discuss with internal stakeholders to clarify how our next feature should look, discuss with fellow engineers how it should be implemented, and then drive implementation to completion.
- Support and collaborate. Review and discuss engineering designs, review code, help fellow engineers, and mentor them on a technical level.
- Innovation and continuous improvement. Seek to simplify, optimize, and secure our staking services and systems.
The “Senior” title on the job description is purely for describing the experience level of the hire we’re looking for. Our job titles don’t include hierarchical seniority systems and we use consensus for driving decisions.
Job requirements
What we are looking for
- +5 years experience as a Software Engineer
- Experience with developing smart contracts and understanding of the Ethereum ecosystem.
- Experience with testing, maintaining, launching software running in production
- Deep understanding of at least one compiled statically typed programming language (e.g. Rust, Go, Kotlin, C++, Haskell)
- Ability to design new software features based on given requirements with focus on simple and sound architectural design choices
- Experience writing reliable applications using SQL databases, preferably PostgreSQL
- Strong communication skills and ownership to drive new features independently.
Nice to have
- Experience building, deploying, operating, and monitoring software, and related tools such as Prometheus, Terraform, Ansible, Kubernetes and Vault.
- Basic familiarity with how blockchains work, and consensus algorithms such as pBFT.
- Candidates in European time zones (GMT+0 to GMT+3).
Our Offer
- Autonomy and ownership in a friendly and supportive work environment and the opportunity for rapid growth.
- Competitive fixed compensation (USD 100k - 140k commensurate with experience and equity options available)
- All-expense paid biannual team retreats at various destinations. Past retreats took place in Egypt, Serbia, Kenya, USA, South Korea, Thailand, Georgia, Dubai.
- Remote, but not alone. We are a strong global collaborative environment.
- Remote working budget (Laptop, co-working space, etc)
- Personal development budget
- Gather experience and build your network in the vibrant crypto ecosystem.
- Learn about state-of-the-art protocols that lay the foundation for an open, transparent, and programmable financial system.
Job Type: Full-time (Remote)
Responsibilities
- Design and develop advanced applications for the Android platform using Kotlin.
- Ensure the performance, quality, and responsiveness of applications.
- Collaborate with cross-functional teams to define, design, and ship new features.
- Test features for robustness, including edge cases, usability, and general reliability.
- Continuously discover, evaluate, and implement new technologies to maximize development efficiency.
- Monitor and manage application crashes and bugs using appropriate tracking tools.
- Analyze usability metrics to improve application performance and user satisfaction.
- Maintain a CI/CD pipeline for iterative app development.
Requirements
- Proven software development experience and Android skills development using Kotlin.
- Proven working experience in Android app development with a portfolio of released applications on the Google Play Store.
- Experience with Android SDK, third-party libraries, and APIs.
- Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies.
- Basic understanding of iOS development with Swift.
- Experience with distributed version control and collaborative workflows with Git/GitHub.
- Solid understanding of the full mobile development life cycle.
- Experience with crash tracking tools, and CI/CD tools for deployments.
- Experience with usability metrics tracking tools.
Compensation & Benefits
- Teleport’s total compensation packages include a competitive mix of salary and equity.
- A combination of paid time off, sick leave, and flexible work arrangements that allow you to manage your time effectively and balance your work and personal commitments.
- Remote First: we encourage you to create the work environment that you thrive in. Our team gets together in person regularly for product sprints and collaboration.
- World class health coverage and an HSA available for certain plans.
- A generous 401k match.
Apply Now:
Responsibilities
- Participate in the development and maintenance of the company's web 3 wallet products
- Demonstrate strong development skills to solve problems provided by QA team, or Kotlin/JavaScript team
- Research blockchain protocols, design and implement core blockchain SDK to support different blockchain networks
- Write enough test code to ensure its correct functionality
- Pay attention to new technologies in the blockchain field and provide innovative solutions for products
Requirements
- Computer-related major, bachelor degree or above
- Experienced with automated testing, or development in Kotlin/JavaScript
- Good logical thinking ability, strong sense of teamwork, and strong learning ability
- Good communication skills, fluency in English
- Experience with open source projects is preferred
Apply Now:
- You write clean and organized backend RoR API code
- You cover your code with decent test-coverage
- You are part of the decision making process regarding software architecture and engineering processes
- You align with different stakeholders as you work together closely with your team-members, QA and the customer
- 3+ years of experience in developing Ruby on Rails including test automation
- You are familiar with GIT, Postgres and Docker
- You are interested in other tech stacks, and are not afraid to learn new things. Our team maintains embedded components in Golang and QT, and Android in the near future.
- Good communication skills and proficiency in English
- Hands-on mentality – you are enjoying development, refactoring, debugging, testing, and exploration
- High quality awareness and very accurate and structured method
- Experience in fintech and automotive industries is an advantage
- Our values 💛 We believe in personal responsibility, flexibility, and trust.
- Our team 🦸♂️ We're international, diverse, and operate with flat hierarchies.
- Our projects 🚀 They're inspiring, innovative, and growth-oriented.
- 100% remote 🌐 Work from wherever you feel most productive and happy.
Our mission is to unlock the collaborative power of communities by making Web3 universally easy to use, access, and build on.
Working with Consensys puts you at the forefront of an evolving paradigm, transforming our society for the better. We fundamentally believe blockchain is the next generation of technology that can lay the foundation for a more just and equitable society.
Blockchain tech is just over 10 years old. Ethereum itself is still a toddler and we’re far from reaching our full potential. You’ll get to work on the tools, infrastructure, and apps that scale these platforms to billions of users.
You’ll be constantly exposed to new concepts, ideas, and frameworks from your peers, and as you work on different projects — challenging you to stay at the top of your game. You’ll join a network of entrepreneurs and technologists that reaches the edge of our ecosystem. Consensys alumni have moved on to become tech entrepreneurs, CEOs, and team leads at tech companies.
About Linea:
Linea is an advanced zk-EVM system designed to enhance the scalability and privacy of Ethereum transactions through innovative proof systems. It seamlessly integrates execution, compression, and finalization circuits to validate transactions efficiently, ensuring integrity and transparency within the Ethereum ecosystem.
You’ll be constantly exposed to new concepts, ideas, and frameworks from your peers, and as you work on different projects — challenging you to stay at the top of your game.
What you'll do:
We are seeking a highly experienced Lead GoLang Software Engineer to join our team. The ideal candidate will have expertise in GoLang and experience building scalable systems as affinity for cryptography and mathematics.
Key Responsibilities:
- Design, develop, and maintain scalable systems using Go
- Work on zkEVM Prover implementation and its integration within Linea’s architecture
- Contributes to the architectural decision process of Linea
- Participate in all aspects of the software development process, including requirements gathering, analysis, design, implementation, and testing
- Troubleshoot and resolve issues that arise during development and production
- Prepare and execute backend migrations involving the prover
- Stay current with new technologies and industry trends related to Go, Docker and AWS
- Prepare the open-sourcing of Linea’s prover
- Ensure the best practices or code quality and security are applied in the code base
Qualifications:
- Strong experience with GoLang and distributed systems
- Experience with developing using ZKP, SNARK, or STARK technologies
- Experience with working on open-source projects and fostering open collaboration
- Experience with Docker, Kubernetes, and Helm
- Strong problem-solving and analytical skills
- Must have a good sense of pragmatism
- Excellent communication and teamwork abilities
- Master’s degree in Computer Science or a related field
- Experience with other languages and technologies such as Solidity, TypeScript, Java, and/or Kotlin is a plus
- Experience with low-level programming and HPC is a plus
This is a full-time position with a competitive salary and benefits package. If you are a highly motivated and experienced Lead Go Software Engineer with a passion for blockchain and cryptography, we want to hear from you!
Don't meet all the requirements? Don't sweat it. We’re passionate about building a diverse team of humans and as such, if you think you've got what it takes for our chaotic-but-fun, remote-friendly, start-up environment—apply anyway, detailing your relevant transferable skills in your cover letter. While we have a pretty good idea of what we need, we're ready for you to challenge our thinking on who needs to be in this role.
Consensys is an equal opportunity employer. We encourage people from all backgrounds to apply. We are committed to ensuring that our technology is made available and accessible to everyone. All employment decisions are made without regard to race, color, national origin, ancestry, sex, gender, gender identity or expression, sexual orientation, age, genetic information, religion, disability, medical condition, pregnancy, marital status, family status, veteran status, or any other characteristic protected by law. Consensys is aware of fraudulent recruitment practices and we encourage all applicants to review our best practices to protect yourself which can be found (https://consensys.io/careers/best-practices-to-avoid-recruitment-fraud/).
Apply Now: