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Mangrove
Europe
About Mangrove
Mangrove is a next-generation order book DEX where liquidity providers can post programmable offers. By linking arbitrary smart contracts to liquidity, Mangrove opens up a novel design space for DeFi infrastructure and composability. We’re backed by top investors in the space and value expertise, creativity, autonomy, and deep technical curiosity.
We are looking for a Fullstack Blockchain Developer to join our core engineering team. The role is full-time, ideally based in Paris, but remote-friendly for the right candidate.
What you’ll do
As a Fullstack Developer at Mangrove, you will be responsible for building both frontend interfaces and backend services, and we mean it. This is a true fullstack role where you’ll be central to the project’s success, supporting Mangrove’s new CLOB-as-a-Service branch, already backed by several top-tier partners.
You will:
- Build modular, performant frontends (React/Next.js) and cleanly integrate with backend and smart contracts
- Design and maintain backend services (Node.js/TypeScript) supporting complex trading logic
- Collaborate with smart contract engineers to bridge protocol mechanics with user-facing tools
- Develop and implement new strategies based on research insights
- Contribute to Mangrove’s technical and product direction
- Scale, monitor, test, and optimize production systems in a fast-paced DeFi environment
Requirements
- Solid full-stack Web3 dev (frontend + backend)
- DeFi and crypto power user, eager to learn
- Expert in React, TypeScript, and modern frameworks
- Skilled with EVM contracts using ethers.js, wagmi, or viem
- Experience with Hono, Ponder, and on-chain data indexing
- Built and shipped live DeFi products with real users
- Clean, tested code; autonomous and fast-paced mindset
- Fluent in English and partially available during CET hours
Nice to have
- Experience with smart contract development (Solidity)
- Passion for DeFi, trading, or low-level protocol design
What does Mangrove offer?
- Competitive salary + equity/tokens
- High-impact, full-ownership role
- Full autonomy to build and ship
- Work with a top-tier team, including PhDs and DeFi veterans
- Team retreats and conferences
- Shape the future of on-chain trading
How to apply
We keep it simple:
- Apply – Send us your GitHub, portfolio, CV, or any project you’re proud of
- Intro call – 20 minutes to get to know each other
- Technical test – Tailored to your full-stack Web3 skills
- Final interview – Meet the team and dive deeper
- Offer – Welcome to the team
Send your application to email.
Links
Equal Opportunity
Mangrove is committed to fostering a diverse and inclusive work environment. We encourage all types of profiles to apply and do not discriminate on the basis of race, national origin, religion, gender, sexual orientation, marital status, disability, social origin, or age.
ZetaChain
US
As the Protocol Engineering Lead at ZetaChain, you will be responsible for driving the architecture, design, and development of our core blockchain protocol. You will lead a team of talented blockchain engineers, guiding the technical direction of the protocol and ensuring it meets the highest standards of performance, and security. This role requires deep expertise in blockchain systems, and strong leadership.
Responsibilities
- Lead the design, development, and optimization of the protocol, ensuring code quality, maintainability, and performance.
- Make key architectural decisions and guide long-term protocol strategy in alignment with the company’s goals.
- Manage and mentor a high-performing team of blockchain engineers, fostering a culture of excellence, ownership, and collaboration.
- Drive technical planning, execution, and delivery of the protocol SDLC including CI testing and mainnet upgrades.
Experience
- 6+ years of software development experience
- 3+ years of blockchain protocol experience, including Cosmos SDK or similar ecosystems
- Prior experience leading and mentoring engineering teams, with a strong sense of ownership
- Deep understanding of distributed systems, consensus algorithms, and performance optimization
- You are not expected to be an expert in all smart contract languages but strong Solidity knowledge is a must.
- Smart contract experience from chains like Solana, SUI, Bitcoin, or TON is a huge plus
Our tech stack
We’re a polyglot team and value engineers who can navigate across boundaries but you are not expected to be an expert in every area. Our core stack includes:
- Smart contracts: Solidity, Rust (Solana), Move (SUI), FunC (TON)
- Protocol: Go (Cosmos SDK, geth, btcsuite)
- CI/Infra: Docker, Kubernetes, GitHub Actions
Location
Hybrid position in San Francisco is preferred but open to excellent candidates remotely in US or EU regions only.
Compensation
Base Salary: $150,000 – $200,000 (San Francisco benchmark)
This range reflects base salaries for roles in the San Francisco market. For candidates in other locations, compensation is adjusted to remain competitive within their local market.In addition to the base salary, all full-time team members receive an additional 10% to 25% in liquid benefits with upside based on role, experience, and impact. We believe in building together and sharing in the long-term success of the network. Compensation packages are designed to be competitive and aligned with the growth of both the team and the ecosystem.