Rust Blockchain Developer (Solana)

Rust Blockchain Developer (Solana) 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) Practical experience with: - 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 (edited)