Pakistan Single Window (PSW)

Full-stack Engineer

• Design, develop, and maintain scalable and high-performance back-end systems using Node.js and related technologies.
• Collaborate with the Development Lead and front-end teams to define software architecture, API structures, and integration strategies.
• Implement and optimize RESTful and GraphQL APIs for seamless data exchange between frontend and back-end systems.
• Ensure database performance, scalability, and security, with hands-on experience in SQL and NoSQL databases (e.g., PostgreSQL, MySQL, MongoDB).
• Develop and maintain microservices-based architectures, ensuring modularity, reusability, and performance optimization.
• Implement authentication, authorization, and security best practices, including OAuth, JWT, and role-based access control.
• Write clean, maintainable, and well-documented code, following best practices in software development.
• Conduct code reviews, performance tuning, and troubleshooting to ensure reliability and efficiency.
• Develop and maintain unit, integration, and functional tests using tools like Jest, Mocha, or Chai.
• Work with DevOps teams to support CI/CD pipelines, containerization (Docker), and cloud deployments.

Senior Software Engineer