Mid/Senior Backend Developer (NodeJS/NestJS)

Your role & responsibilities Work directly with the Product Owner and other IT developers to clarify requirements and propose solutions. Participate in the complete software development cycle (requirement analysis, planning, implementation, code review, testing, deployment, operation, monitoring, etc.). Develop new features requested by the Product Owner. Backup source code, optimize security layers, and monitor server performance to handle high user loads. Continuously listen to user feedback to find ways to improve product quality. Research technologies and share knowledge with colleagues. Your skills & qualifications 5+ years of experience in back-end development. Expertise in JavaScript, NodeJS (ExpressJS, NestJS). Experience in deploying NodeJS backend applications to servers. Strong understanding of database design: SQL and NoSQL. Familiarity with database services: PostgreSQL, MySQL, DynamoDB, Elasticsearch. Experience with API design: GraphQL, RESTful. Experience in integrating APIs with third-party services (Google Cloud, Firebase, Payments, etc.). Knowledge of CI/CD and proficiency in writing unit tests. Ability to scale an application to support millions of users. Eager to enhance technical knowledge and explore/adopt new technologies. Strong analytical and problem-solving skills. Proactive, honest, and committed to self-improvement. Profound knowledge of servers, Nginx, caching strategies, HAProxy, and Varnish Cache. If you have any English language certificates, please attach them to your CV.Benefits for you Workout for FREE at the 5-star Center. Pay social insurance according to state regulations. Participate in team building every year. Friendly and fun working environment.