Node.js Development
Scalable, high-performance backend APIs and microservices built with Node.js
Node.js Development
Weblounge builds production-grade Node.js backends that power web apps, mobile apps, and microservices at scale. Our Node.js developers use TypeScript, Express, NestJS, and modern cloud infrastructure to deliver APIs that are fast, reliable, and maintainable.
Our Node.js Development Services
Comprehensive solutions tailored to your business needs and growth goals.
REST API Development
Clean, versioned, and well-documented REST APIs built with Express or Fastify and TypeScript.
GraphQL API Development
Type-safe GraphQL APIs using Apollo Server or Pothos for flexible frontend data fetching.
Microservices Architecture
Event-driven microservices using Kafka, RabbitMQ, and Docker orchestrated with Kubernetes.
Real-Time Applications
WebSocket and Socket.io apps for chat, live dashboards, collaborative tools, and gaming.
Database Design
Data modeling and optimization for PostgreSQL, MongoDB, Redis, and DynamoDB.
Cloud Deployment
Node.js deployment on AWS, GCP, or Azure with CI/CD pipelines, auto-scaling, and monitoring.
AI-Powered Node.js Backends
We build Node.js backends that orchestrate AI APIs, stream LLM responses, and serve ML model predictions at production scale.
LLM Orchestration
LangChain.js and custom AI agent backends that orchestrate multi-step AI reasoning workflows.
Streaming AI Responses
SSE and WebSocket endpoints that stream OpenAI and Anthropic responses in real-time to frontend.
Vector Search APIs
Node.js APIs backed by Pinecone, pgvector, or Weaviate for AI-powered semantic search.
AI Rate Limiting & Safety
Middleware that rate-limits AI API calls, filters harmful outputs, and logs usage for compliance.
Why Choose Weblounge
We combine deep expertise with a client-first approach to deliver results that matter.
Expert Team
Certified developers and designers with years of domain-specific experience.
Quality Assurance
Rigorous testing at every stage ensures bug-free, high-performance deliverables.
On-Time Delivery
We respect your timelines and consistently deliver on schedule.
Ongoing Support
Post-launch maintenance and 24/7 support to keep your systems running smoothly.
Technologies We Use
Node.jsTypeScriptNestJSExpressPostgreSQLDocker