Backend Developer (Node.js/Golang/Java/Rust/C)

Experience & Background At least 5 years of experience as a backend developer, with a proven record of building and maintaining high-load systems. Experience in designing scalable, highly available system architectures to support product growth. Strong experience with databases such as MongoDB, Elasticsearch, or ClickHouse, including query optimization, indexing, sharding, and use of caching (Redis, Memcached). Proficiency in at least one backend language: Node.js, Golang, Java, Rust, or C, with the ability to write clean, maintainable, and efficient code. Strong analytical and problem-solving skills, including the ability to analyze business requirements, design optimal solutions, and work independently to resolve complex technical issues.Nice-to-haveUnderstanding of blockchain technology, smart contracts, and the blockchain ecosystem (on-chain/off-chain data). Experience working on or integrating with blockchain projects. Hands-on experience with Linux-based systems, including Nginx, Haproxy, Cloudflare, and CI/CD pipelines. Experience in deploying, maintaining, and troubleshooting systems in production environments.