Blockchain Platform Engineer

Location: Europe/Ukraine We are the creators of a new fintech era! Our mission is to change this world by making blockchain accessible to everyone in everyday life. WhiteBIT is a global team of over 1,200 professionals united by one mission — to shape the new world order in the Web3 era. Each of our employees is fully engaged in this transformative journey. We work on our blockchain platform, providing maximum transparency and security for more than 8 million users worldwide. Our breakthrough solutions, incredible speed of adaptation to market challenges, and technological superiority are the strengths that take us beyond ordinary companies. Our official partners include the National Football Team of Ukraine, FC Barcelona, Lifecell, FACEIT and VISA. The future of Web3 starts with you: Requirements — Experience: 4+ years of professional experience in software engineering, where the last 2+ years was hands-on experience in the blockchain domain. — Strong production Golang: you write and ship services in Go, and you are comfortable reading, debugging and patching upstream Go codebases. — Blockchain Expertise: Extensive experience with Ethereum, including a deep understanding of its protocol, smart contract development, and associated technologies. — Hands-on experience in developing, deploying, and maintaining smart contracts on EVM chains (Solidity). — Understanding of L2s and optimistic rollup fundamentals: block derivation from L1, batch submission, state proposals, the withdrawal flow, and forced inclusion. — Understanding of OP Stack components and architecture. — Kubernetes and CI/CD: familiarity with Kubernetes for container orchestration and CI/CD tools for deployment automation. — Monitoring Tools: Familiarity with monitoring tools such as Prometheus and Grafana for performance tracking. — Cloud Platforms: Familiarity with cloud platforms (preferably AWS) and experience with containerization (Docker) is a strong plus. Would be a plus: — Rust at the level of reading and patching code. — Understanding of fault proofs: dispute games, bisection, FPVM, as well as ZK-based approaches. — Experience in conducting and successfully passing smart contract security audits. — Experience in developing blockchain nodes, bridges, indexers, etc. Responsibilities — Deploy, upgrade, and operate OP Stack components. — Set up monitoring and alerting: Prometheus, Grafana, PromQL dashboards, instrumentation of domain metrics (economic, bridge, sequencing). — Take part in the on-call rotation, drive incident response, and write post-mortems and runbooks. — Work with the smart contracts, security and product teams on launches, network upgrades and hard fork activations. — Foster collaboration, knowledge sharing, and professional growth. — Work closely with cross-functional teams to define project requirements and ensure alignment with business objectives. — Stay updated on advancements in blockchain technology and Ethereum, and apply new features and best practices to enhance our solutions. Working terms Immerse yourself in Crypto & Web3: Master cutting-edge technologies and become an expert in the most innovative industry. Work with the Fintech of the Future: Develop your skills in digital finance and shape the global market. Take Your Professionalism to the Next Level: Gain unique experience and be part of global transformations. Drive Innovations: Influence the industry and contribute to groundbreaking solutions. Join a Strong Team: Collaborate with top experts worldwide and grow alongside the best. Work-Life Balance & Well-being: Modern equipment. Comfortable working conditions, and an inspiring environment to help you thrive. 24 calendar days of paid leave. Additional days off for national holidays. With us, you’ll dive into the world of unique blockchain technologies, reshape the crypto landscape, and become an innovator in your field. If you’re ready to take on challenges and join our dynamic team, apply now and start a new chapter in your career! Let’s Build the Future Together! WhiteBIT offers all candidates an equal opportunity to join the team. All hiring decisions are made without regard to race, national origin, gender identity or sexual orientation, age, religion, disability, medical condition, marital status, familial status, veteran status, or any other legally protected characteristic of an individual.