Senior Full Stack Developer (React + Node.js) #2666

AIMPROSOFT is looking for a Senior Full Stack Developer (React + Node.js)! Lumen Dynamics is looking for a Senior Full Stack Developer on a contract basis ( ≈ 6-12 months) for an international project in the Utilities domain. You'll become part of an engineering team building the next generation of products that help utility companies plan, manage, and optimize field operations through workflow automation, cloud technologies, and AI-powered capabilities. About the project & role: Our client is building an integrated platform for work planning and operational management in the utilities industry. The product ecosystem includes solutions for: Work planning and scheduling Street works permit management Digital Twin for water networks Operational Control Room dashboards Workflow automation AI-powered planning and forecasting The technology stack is primarily React, Node.js, Nest.js, PostgreSQL, and AWS, with some services built using Java Spring, Angular, and Serverless technologies. As a Senior Full Stack Developer, you'll take ownership of features from concept to production, contribute to architectural decisions, and work closely with experienced engineers and the client's UK team. Your responsibilities will include: Designing, developing, and maintaining modern React applications Building scalable backend services and REST APIs using Node.js and Nest.js Delivering end-to-end product features across the full stack Designing and optimizing PostgreSQL databases and queries Deploying and supporting cloud-native applications on AWS Participating in architecture discussions, code reviews, testing, and release activities Troubleshooting production issues and improving platform reliability Collaborating with product managers, designers, and engineering teams Investigating technical challenges independently and driving solutions with minimal supervision Leveraging modern AI development tools such as Cursor and Claude Code to improve productivity and accelerate development What We Need From You: 5+ years of commercial experience with Node.js, with a strong backend focus Solid commercial experience with React Upper-Intermediate+ (B2+) English level for daily collaboration with the client's UK-based team Strong experience building REST APIs and backend services Hands-on experience with Nest.js Strong knowledge of PostgreSQL Experience working with AWS services, including Lambda, ECS, API Gateway, and related cloud infrastructure Good understanding of testing practices, Git workflows, and CI/CD pipelines Strong analytical and problem-solving skills Nice to have: Solid commercial experience with TypeScript Experience with Docker and containerization Infrastructure as Code (Terraform or CloudFormation) Experience building SaaS platforms or highly available production systems Knowledge of monitoring, observability, and cloud security best practices Experience with Feathers.js Experience with Playwright or Selenium for automated testing Experience integrating third-party services such as Stripe, OpenSearch, or Elasticsearch Experience working in large cross-functional engineering teams Familiarity with Java Spring applications What We Offer: Official military deferment (reservation); A competitive salary that appreciates your skills and experience; Opportunity to join a strategically important pilot team with long-term project prospects Work on modern cloud-native products that deliver real-world impact Exposure to AI-powered development practices and enterprise-scale engineering Open environment where your ideas, technical expertise are valued Originally posted on Himalayas