Smart Contract Developer

Навыки

• Алгоритмы и структуры данных
• API (интеграции)
• Блокчейн
• CI/CD
• Code review
• Docker
• Git

О компании и продукте

• Serokell is a fast-growing, fully remote software development company that works on innovative solutions for complex problems. We’re packed full of adventurous, curious, and inclusive folks who want to build cutting-edge software with modern technologies like functional programming.
• Serokell is building a talent pool for future projects, not hiring immediately. Submit your CV and be the first to know about an open role that aligns perfectly with your unique profile.
• We’re seeking a senior-level Smart Contract Developer to join a team of fierce and fun Serokellers.

Задачи

• Create and implement secure and efficient smart contracts on EVM and non-EVM (Solana, TON, Cardano, Tezos, Internet Computer) blockchain platforms
• Ensure they are scalable, reliable, and maintainable
• Integrate smart contracts with blockchain networks, which often involves backend and frontend work
• We are interested in candidates skilled in either backend or frontend
• Review and audit smart contracts written by us and possibly by other companies
• Develop and execute unit tests, integration tests, and end-to-end tests for smart contracts
• Write detailed documentation for smart contracts, including design specifications, user guides, and API documentation
• Stay updated with the latest developments in blockchain technology, cryptographic methods, and smart contract languages
• Optimize smart contract performance and gas efficiency
• Implement and enforce security best practices to protect smart contracts from common attack vectors (e.g., reentrancy attacks, integer overflow/underflow)
• Provide ongoing support and maintenance for deployed smart contracts. Addressing issues and bugs reported by users

Требования

• Fluency with with at least one blockchain from Ethereum (or another EVM-based), Solana, TON, Cardano, Tezos, and Internet Computer
• 2+ years in front-end, back-end or full-stack development
• 1+ years of experience writing, testing and deploying smart contracts for this blockchain
• Hands-on experience with development tools for this blockchain
• Knowledge of how to submit transactions to the blockchain, how to fetch data from it, and how to manage public and private keys
• It can be command-line-based or web
• Understanding of smart contract security issues and best practices
• Knowledge of popular standards for this blockchain, e. g. token standards (ERC-20, ERC-721 and ERC-1155 in the case of Ethereum)
• Experience in developing and integrating decentralized applications that use smart contracts: whether on the backend or frontend
• Basic understanding of cryptography primitives: public/private keys, signing, encryption, hashing
• Knowledge of the fundamental algorithms and data structures like binary search tree, DFS, hashtable, quicksort, etc
• Familiarity with tools used for build/deploy automation and CI/CD: Docker, Nix, Kubernetes, etc
• Good coding culture (code structuring and decoupling, using git and pull requests, code review practices)
• It will be a significant plus if you have
• Knowledge of Haskell, Rust or OCaml and experience with them
• Experience in conducting smart contract audits and identifying vulnerabilities
• Knowledge of computer networks: HTTP, TCP/IP stack, understanding of poll- and push-based data synchronization models and their usage in modern service APIs

Условия

• Competitive salary
• Attractive international projects
• Participation in leading world conferences
• International teams and a multicultural environment
• Fully remote work and flexible working hours
• Possibility to take days off any time you need
• Investment in your professional and career growth, corresponding to wage growth
• Mentoring and training
• English language courses
• Opportunity to contribute to one of the functional programming industry’s leading blogs
• Yoga classes and therapy sessions to support your well-being

Паспорт вакансии

История публикации

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