Senior Software Engineer - Backend

We are looking for a highly skilled and experienced Senior Backend Developer with a strong background in modern web technologies, frameworks, and best practices. The ideal candidate will have hands-on experience in building scalable, secure, and efficient backend systems for SaaS or product-based applications.

Key Responsibilities

• Design, develop, and maintain backend services using NestJS or equivalent frameworks.
• Develop robust, scalable, and secure APIs (REST, GraphQL, WebSocket) for web and mobile applications.
• Integrate third-party services and APIs effectively.
• Build and optimize custom Node.js modules for performance and scalability.
• Ensure application security by adhering to industry best practices.
• Conduct data modeling and work with databases to ensure efficient and optimized designs.
• Perform performance tuning and optimization for backend services.
• Collaborate with cross-functional teams to understand requirements and deliver high-quality solutions.
• Write and maintain comprehensive unit and integration tests.

Qualifications and Skills

• Advanced proficiency in Node.js and TypeScript.
• Strong understanding of design patterns and principles for clean code and architecture.
• Hands-on experience with data structures and algorithms.
• Expertise in object-oriented JavaScript and modern JavaScript standards (ES6+).
• Working knowledge of AWS services and cloud-based development.
• Experience with API throttling and rate-limiting strategies.
• Strong background in SaaS or product development environments.
• Knowledge of web application security concepts, including OWASP principles.
• Experience with unit testing frameworks (e.g., Jest, Mocha, Jasmine).
• Hands-on experience with performance optimization techniques.
• Experience working with REST, GraphQL, and WebSocket.

Nice to Have

• Familiarity with microservices architecture and containerization (e.g., Docker, Kubernetes).
• Experience with message queues like SQS, or BullMQ.
• Knowledge of serverless architectures and frameworks.
• Exposure to event-driven programming and real-time applications.