Senior Full-Stack Developer (React, Node.js, TypeScript, Cloud Architecture) – Long-Term Contract

Job Description I am looking for an experienced Senior Full-Stack Developer to join our team on a contract basis. The ideal candidate is a strong problem solver who can take ownership of features from concept to deployment and is comfortable working across both frontend and backend systems. This role requires someone who can design scalable architectures, write clean and maintainable code, and collaborate effectively in a fast-paced environment. Responsibilities Design, develop, and maintain modern web applications Build responsive and user-friendly frontend interfaces using React and TypeScript Develop scalable backend services and APIs using Node.js Design and optimize databases and data models Integrate third-party APIs and external services Implement authentication, authorization, and security best practices Write clean, testable, and well-documented code Review code and provide technical guidance when needed Troubleshoot performance issues and production incidents Participate in architecture discussions and technical planning Deploy and maintain applications in cloud environments Required Skills 7+ years of professional software development experience Strong expertise in JavaScript and TypeScript Extensive experience with React and modern frontend development Strong backend experience with Node.js and RESTful APIs Experience with SQL and/or NoSQL databases (PostgreSQL, MySQL, MongoDB, etc.) Experience with cloud platforms such as AWS, GCP, or Azure Experience with Docker and CI/CD pipelines Strong understanding of system design and scalable architecture Experience with Git and collaborative development workflows Excellent communication skills in English Preferred Qualifications Experience with Next.js Experience with GraphQL Experience building SaaS products Experience with microservices architecture Experience with Kubernetes Experience leading development teams or mentoring engineers Experience with AI/LLM integrations is a plus