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New Cohort Starts Feb 1st

Master Backend Engineering |

Bridge the gap between theory and reality. Learn from engineers who have built scale. Industry-grade system design, production-ready code, and architectural patterns.

Join the Advanced NodeJS Backend Development course View Curriculum
₹7,499 ₹9,999
Use code: LAMBDA5
Amazon
Google
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Trusted by engineers from Amazon, Google, Microsoft and more
server.go

Built for Production

We don't teach "hello world". We tear down production incidents and rebuild systems that handle millions of requests.

Battle-Tested Patterns

Learn the exact architectural patterns used by top tech companies. > Circuit Breakers
> Event Sourcing
> CQRS

Real-World Scalability

Move beyond theory. Implement actual distributed primitives. > Consistent Hashing
> Distributed Locks
> Sharding Strategies

Production-Ready Code

Write clean, maintainable code ready for enterprise environments. > TDD & Integration Tests
> CI/CD Pipelines
> Observability

New Cohort

Advanced NodeJS Backend with AI

This isn't another "Todo List" tutorial. This is distributed systems engineering with NodeJS and AI.

Join the Advanced NodeJS Backend Development course
₹7,499 ₹9,999
LAMBDA5

Are you ready for Production?

Most developers know how to write an API. Very few know how to keep it alive when traffic spikes 100x.

If you can't answer the questions on the right, you are leaving money on the table in your career.

> Do you know how to integrate a Rate Limiter in NodeJS?
> How do you handle Distributed Transactions across services?
> Have you ever connected to a Sharded Database?
> How does Elastic Search indexing actually work?
> Implementing Idempotency for Payment APIs?
> Optimistic vs Pessimistic Locking vs TTL lock with Redis
> Do you know how to integrate a Rate Limiter in NodeJS?
> How do you handle Distributed Transactions across services?
> Have you ever connected to a Sharded Database?
> How does Elastic Search indexing actually work?
> Implementing Idempotency for Payment APIs?
> Optimistic vs Pessimistic Locking vs TTL lock with Redis
hands-on engineering

Advanced Backend in NodeJS Project Portfolio

Build enterprise-grade NodeJS backend applications with AI. Real projects, real scale, production-ready code.

GeoHashing Quad Trees WebSockets Scalable APIs Real-time Location

Uber Backend

Location & Matching Engine
The Challenge

Matching riders with nearby drivers in real-time using geospatial indexing and live location tracking.

The Solution
  • • Geohashing & comparison with Quad Trees
  • • Database-backed geospatial search for nearby drivers
  • • Scalable APIs for real-time driver location
  • • WebSockets for driver & user notifications
1080p
720p
480p
HLS Video Transcoding Adaptive Streaming CORS Video Segmenting

Movie Streaming App

Netflix-like Streaming Engine
The Challenge

Building a full-stack streaming app like Netflix that handles recorded & live video with adaptive quality for varying network conditions.

The Solution
  • • Video segmenting for low-bandwidth users
  • • Multi-resolution transcoding architecture
  • • Adaptive streaming with HLS protocol
  • • CORS-ready streaming with multiple packets
  • • Parallelised video uploading pipeline
WebSockets Socket.IO Rooms AWS S3 Pre-signed URLs

Whatsapp Clone

Real-time Chat Engine
The Challenge

Building real-time bidirectional chat with group support, file sharing, and scalable socket connections.

The Solution
  • • WebSockets & Socket.IO for 2-way comms
  • • Group chat & 1-1 chats with rooms
  • • Socket broadcast & room management
  • • File uploads to AWS S3 via pre-signed URLs
Microservices MySQL MongoDB JWT Idempotent APIs Migrations

AirBnb Backend

Microservices Booking System
The Challenge

Building a microservices-based hotel booking app with multiple databases and concurrency-safe reservations.

The Solution
  • • MySQL & MongoDB for different microservices
  • • JWT authentication integration
  • • Transactional APIs for concurrency
  • • Idempotent APIs & MySQL migrations
CRDT G Counter PN Counter Or-Set OT

Google Docs Clone

Collaborative Text Editor
The Challenge

Solving replication conflicts in real-time collaborative editing where multiple users edit simultaneously.

The Solution
  • • CRDT types: G Counter, PN Counter, Or-set
  • • CRDT-based collaborative text editor
  • • Operational Transformation alternatives
Temporal.io SAGA Google Calendar API Workflows

Calendly Clone

Scheduling & Workflows
The Challenge

Designing a complex scheduling system with workflow orchestration and third-party calendar integrations.

The Solution
  • • Complex DB design for scheduling systems
  • • Choreography SAGA using workflows
  • • Temporal.io for job scheduling
  • • Google Meet & Calendar API integration

Payment Wallet System

Paytm / Uber Wallet
  • • Distributed transactions for financial systems
  • • High consistency DBs with edge case handling
  • • SAGA with choreography & orchestration
SAGA Distributed Txn Orchestration

AI Interview Taker

Context-Aware AI
  • • Integrating context-aware AI
  • • Google Gemini API integration
  • • Full stack project with React frontend
Google Gemini React Full Stack

Lovable Clone

AI Code Generation
  • • Cloud sandboxes using E2B
  • • Inngest for AI agent utilities
  • • OpenAI & Google AI model integration
E2B Inngest OpenAI Google AI

Music & Thumbnail Generator

AI Media Generation
  • • Full stack music & thumbnail creation with AI
  • • Background task processing
  • • Image & voice model integration
  • • Multi-language setup integration
Voice Models Image Models Background Tasks

Auth Service

Authentication & Authorization
  • • JWT-based complete auth implementation
  • • Email verification & 2FA with mail OTP
  • • Authenticator apps for stronger auth
  • • Role-based access control & refresh tokens
JWT 2FA RBAC Refresh Tokens

Live Streaming App

Bonus Project
  • • Live streaming with NodeJS
  • • RTMP protocol deep dive
  • • OBS integration for live streams
  • • Live stream player on the web
RTMP OBS Live Player

Telegram Bot

Bonus Project
  • • Telegram NPM package integration
  • • Customisable bot on Telegram
  • • Node server for bot logic
  • • Publishing your own NPM packages
Telegram API NPM Node Server

URL Shortener

Bonus Project
  • • tRPC for typesafe backend
  • • URL shortening techniques
  • • Shortener logic implementation
  • • Redirection handling
tRPC Type Safety Redirections
The Path to Senior Engineer

Production Curriculum

A structured path from "Framework User" to "System Architect".

01
Phase 1: Foundation

Node.js Internals & TypeScript

Master V8 engine, LibUV, event loop internals, and build typesafe backends with TypeScript.

  • V8 Engine, LibUV & Node Internals
  • Event Loop, Streams & Module System
  • TypeScript, Generics & Interfaces
  • Express.js with TypeScript
  • REST API Development
  • OOP & Design Patterns in TS
  • Zod Validation
02
Phase 2: Architecture

Architecture & Communication

Build industry-scale project structures with microservices, gRPC, GraphQL, and modern API patterns.

  • MVC, Service & Repository Layers
  • Microservices & Monorepo (Turborepo)
  • gRPC, GraphQL & tRPC
  • API Gateway & Service Discovery
  • WebSockets & Socket.IO
  • File Uploads (AWS S3 & Multer)
03
Phase 3: Data Layer

Database Mastery & ORMs

Master Prisma, Mongoose, database internals, transactions, sharding, and replication strategies.

  • Prisma ORM & Mongoose ODM
  • MySQL & MongoDB Basics
  • Indexing & Query Performance
  • Partitioning, Sharding & Replication
  • DB Internals: LSM Trees, WAL, Redo Logs
  • Transactions & Isolation Levels
  • Schema Design (Twitter, Airbnb)
  • DB Triggers & Change Data Capture
04
Phase 4: Distributed Patterns

CQRS, SAGA & Event Sourcing

Master advanced distributed patterns with Kafka, RabbitMQ, and consistency models.

  • CQRS & API Composition
  • SAGA: Orchestration & Choreography
  • Event Sourcing with Kafka
  • Transactional Outbox & CDC (Debezium)
  • Kafka & RabbitMQ with Node
  • Consistency: Eventual, Causal, Immediate
  • Distributed Locks with Redis
05
Phase 5: Communication

Caching, Auth & AI Integration

Master Redis caching, JWT auth, idempotent APIs, and AI-powered features with Gemini & OpenAI.

  • Redis: Caching, BullMQ & Geospatial
  • JWT Auth, RBAC & OAuth 2.0
  • Idempotent APIs & Rate Limiting
  • GeoHashing & Spatial Indexes
  • AI Integration (Gemini & OpenAI)
  • Inngest & Temporal Workflows
06
Phase 6: Cloud & DevOps

AWS Cloud, DevOps & Testing

Deploy with AWS, containerize with Docker, automate CI/CD, and scale NodeJS apps.

  • AWS: EC2, RDS, S3, Lambda & ELB
  • Docker & Containerization
  • CI/CD Pipelines (GitHub Actions)
  • Scaling Node (PM2, Multi-Core)
  • Testing: Jest, K6 & Supertest
  • Monitoring (Prometheus & Grafana)
  • System Design & HLD
07
Phase 7: Projects

Production-Grade Projects

Build real-world systems with HLD, LLD, and production-ready code.

  • Netflix-style Movie Streaming App
  • Uber Backend
  • AirBnb Booking Platform
  • Payment Wallet System
  • Google Docs Clone (CRDT)
  • WhatsApp Clone
  • Calendly Clone
  • AI Interview Taker
  • Lovable Clone
  • + 4 Bonus Projects
View Syllabus

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Alumni working at

Google
Amazon
Netflix
Uber
Airbnb
Stripe
Shopify