Backend Developer (Node.Js)

Job Title: Backend Developer (Node.Js) Location: Mohali (On-site Opportunity) Type: Full-Time Experience: 3- 6 Years About Us We’re on a mission to simplify oversight, compliance, and collaboration for complex industries — using smart architecture, AI integration, and secure infrastructure. As a Backend Developer, you’ll design scalable APIs, data models, and services that form the foundation of our platform — helping us evolve from a modular monolith to a microservice-driven architecture. What You’ll Be Working On -Architecting and building backend services with Nest.js and Express.js -Designing and optimizing PostgreSQL schemas and Redis caching -Implementing granular auth, audit, and permissions systems -Collaborating with AI engineers to integrate Python-based AI services (FastAPI, LangChain) -Supporting containerization (Docker), CI/CD pipelines, and cloud deployments (AWS ECS) -Building APIs and microservices ready for future scaling Key Responsibilities -Develop and maintain robust REST APIs and backend modules in Nest.js / Express.js -Design secure authentication and authorization workflows (OAuth 2.0, JWT, 2FA) -Ensure data integrity, security, and scalability across services -Collaborate with frontend and AI teams to integrate platform features -Write clean, tested, and documented backend code -Participate in code reviews and backend architecture discussions -Support migration from modular monolith to microservices Must-Have Skills -Strong proficiency in Nest.js, Express.js, and TypeScript -Experience with PostgreSQL, Redis, and API development best practices -Familiarity with Docker, container-based development, and CI/CD pipelines -Understanding of modular monolith and microservices architectures -Solid knowledge of Git/GitHub workflows -Experience in fast-paced or startup environments -Understanding of secure auth, RBAC, and audit trail implementations. -Strong system design thinking and HLD (High-Level Design) capabilities - able to design scalable services, data flows, and architecture patterns Nice-to-Have Skills -Hands-on experience with AWS (ECS, S3, CloudWatch, Secrets Manager) -Exposure to event-driven architectures (Kafka, RabbitMQ) -Experience integrating AI/ML services (FastAPI, Python APIs) -Familiarity with compliance systems, audit logs, or regulatory data flows -Knowledge of monitoring tools (Prometheus, Grafana) Why Join Us? -Architect the core backend of a next-generation compliance platform -Work with a modern Node.js + PostgreSQL + Docker stack -Collaborate with top engineers across product, AI, and DevOps -Help evolve our system from monolith to microservices with scalable design Our Backend Stack -Core: Nest.js, Express.js, TypeScript -Database: PostgreSQL, Redis -AI Layer: Python (FastAPI, LangChain, OpenAI) -Infra: AWS (ECS, S3, CloudWatch), Docker, GitLab CI/CD -Auth: OAuth 2.0, JWT, 2FA To Apply: Please submit your CV to hr@qwikgig.com or contact us via 9888312159 Job Type: Full-time Pay: ₹600,000.00 - ₹1,000,000.00 per year Experience: • Node.js: 3 years (Preferred) • TypeScript: 3 years (Preferred) • Docker: 3 years (Preferred) • CI/CD: 3 years (Preferred) Work Location: In person