Defi Jobs in Europe

Location: Remote
Type: Full-time (exclusive focus required; no concurrent or part-time roles)

About Everstake
Everstake is one of the largest decentralized staking providers in Ukraine and a key player in the global Web3 infrastructure ecosystem. We support and operate blockchain networks at scale and actively invest in automation, performance optimization, and next-generation DeFi infrastructure.
We are expanding our engineering team and looking for a Middle+ Solana Rust Developer to work on high-load, low-latency blockchain systems.
About the Role

This role requires strong Rust expertise, solid Web3 fundamentals, and a deep interest in performance, reliability, and blockchain internals.


What You’ll Do
• Design and develop backend services in Rust for:
- Transaction creation, simulation, validation, and lifecycle management
- Block-building and transaction sequencing logic
• Build and maintain integrations with on-chain and off-chain services, including:
- DEXs, swaps, bridges, staking protocols, RPC providers
• Work with Solana-specific transaction models, signing flows, and execution constraints
• Aggregate and process on-chain and off-chain data to support:
- Analytics, dashboards, monitoring, and alerting systems
• Develop and maintain APIs and internal services for observability and operational tooling
• Optimize systems for low latency, high throughput, and fault tolerance
• Ensure security and correctness, especially in cryptographic operations and key management
• Participate in code reviews, write unit and integration tests, and maintain clear documentation
• Collaborate closely with DevOps, Product, and Web3 researchers


What We’re Looking For
• 3+ years of production experience with Rust, ideally in backend or systems programming
• Strong experience building high-load backend services
• Hands-on Web3 / blockchain experience, including:
- Transaction building and signing
- RPC interaction and node communication
- Cross-chain or multi-protocol integrations
• Solana experience is highly preferred, including familiarity with its transaction model
• Solid understanding of blockchain cryptography (ed25519, secp256k1)
• Experience with databases:
- PostgreSQL (required)
- ClickHouse (nice to have)
• Practical experience with:
- Redis
- Docker
Monitoring and observability tools (Grafana or similar)
• Strong understanding of secure, scalable backend architecture
• Ownership mindset, attention to detail, and ability to work independently in a fast-paced environment
• Clear communication skills and ability to collaborate in a distributed team