TKTarak Karmakar
Available for Full-Time Roles & High-Impact Projects

Building Scalable Web Apps & AI Systems

Hi, I'm Tarak Karmakar — a Full-Stack Engineer specializing in high-performance web applications, LLM integrations, and automated business workflows.

From robust React & Next.js frontends and Node.js REST APIs to self-hosted n8n automations and Linux VPS deployments, I turn architectural requirements into production reality.

3+
Years Experience
6+
Featured Projects
React / Node / AI
Core Stack
100%
Production Delivery
ReactNext.jsTypeScriptNode.jsExpressMongoDBPostgreSQLOpenAI APIn8n AutomationsDockerLinux VPS
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3+ Years Experience · React & Next.js · Node.js & APIs · AI & Automation · Linux VPS
Tarak Karmakar - Full-Stack Developer
Core Capabilities

What I Bring to Your Engineering Team

A balanced full-stack skill set combining rapid frontend delivery, resilient backend systems, intelligent AI pipelines, and production DevOps.

Frontend & UI Engineering

Production SPAs and SSR apps with React, Next.js, TypeScript, and Tailwind CSS. Obsessed with fast load times, responsive UX, and accessible code.

Backend & RESTful APIs

Robust Node.js and Express backends, secure auth (JWT/OAuth), data modeling with MongoDB and PostgreSQL, and third-party API integrations.

AI & LLM Integrations

Practical AI feature development using OpenAI and Claude APIs, structured JSON extraction, RAG assistants, and intelligent text automation.

Automation & DevOps

End-to-end automated pipelines with n8n and Make, Docker containerization, and production deployment on Linux VPS (PM2, Nginx, SSL).

Technical Arsenal & Expertise

Skills & Capabilities

A breakdown of the modern tech stack, frameworks, cloud deployment infrastructure, and AI tools I use to build scalable digital products.

UI & Web Apps

Frontend Development

Building responsive, fast, and accessible user interfaces with modern frameworks.

ReactExpert

Component architecture, Hooks, State management

Next.jsAdvanced

App Router, SSR, Server Actions, SEO

TypeScriptAdvanced

Strict typing, Generics, Type-safe APIs

Tailwind CSSExpert

Design systems, Responsive layouts, Animations

JavaScript (ES6+)Expert

Async flows, Event loop, Modern ECMAScript

HTML5 & CSS3Expert

Semantic markup, Grid, Flexbox, Accessibility

Servers & Architecture

Backend & APIs

Engineering secure, scalable backend services, databases, and RESTful APIs.

Node.jsExpert

Asynchronous event-driven runtime services

Express.jsExpert

REST APIs, Middleware, Auth & Validation

MongoDB & MongooseExpert

Document schemas, Aggregations, Indexing

PostgreSQLAdvanced

Relational data modeling, SQL queries

Auth & SecurityAdvanced

JWT, OAuth 2.0, CORS, Role-based access

LLMs & Workflows

AI & Automation

Integrating LLM APIs and building autonomous business workflow pipelines.

OpenAI & Claude APIAdvanced

GPT-4, Claude 3.5, Structured outputs

n8n WorkflowsExpert

Self-hosted automation, Webhooks, API syncs

AI Chatbots & RAGAdvanced

Context retention, Assistant UI integration

Make.comAdvanced

Multi-step scenarios, App connectors

Stripe & PaymentsAdvanced

Payment gateways, Webhooks, Checkout flows

Infrastructure & Cloud

DevOps & Deployment

Deploying applications reliably to production servers, VPS, and cloud platforms.

Linux VPS (Hostinger)Advanced

Ubuntu server setup, SSH security, Firewalls

Nginx & SSLAdvanced

Reverse proxy, Domain mapping, Certbot SSL

PM2 & Node HostingAdvanced

Process clustering, Zero-downtime reloads

DockerIntermediate

Containerization, Environment consistency

Vercel & NetlifyExpert

CI/CD pipelines, Edge deployments, Serverless

Git & GitHubExpert

Version control, Branching, PRs & Code review

Core Engineering Principles

Production-First Architecture & Automation

I build software with maintainability, performance, and security at the core. Every application is designed with modular codebases, typed API contracts, proper error boundaries, and scalable cloud deployments.

Strict TypeScript & Type-Safe API Interfaces
Seamless LLM & Vector API Integrations
Autonomous n8n & Webhook Workflow Engines
Hardened Linux VPS, Nginx & SSL Configurations
Engineering Philosophy

Why Hire & Partner With Me

I don't just write isolated code — I take full ownership of technical challenges to build dependable software that solves business problems.

01

Full-Stack Ownership

I comfortably manage everything from Figma translation and frontend state to database schemas, REST APIs, and Linux server environments.

02

Production-Ready Standards

Clean folder architecture, strict TypeScript types, structured error boundaries, and environment security are built in from day one.

03

AI-Augmented Velocity

I utilize state-of-the-art AI tooling and LLM workflows to accelerate feature delivery while ensuring high code quality and testability.

04

Automation First

I automate repetitive business tasks, data syncs, and notification pipelines using n8n and webhooks to save teams hours of manual effort.

05

Clear & Proactive Communication

Direct, transparent updates on progress, architecture decisions, and deliverables with zero guesswork.

Professional Background

Engineered for Speed, Precision & Scalability

I'm Tarak Karmakar, a Full-Stack Developer with 3+ years of production experience based in India. I help companies, startups, and agencies build, automate, and deploy high-performing digital products.

Read Full Background→Get in Touch→

Available For

  • Full-Time Engineering Roles
  • AI & LLM API Integrations
  • n8n & Business Automation Projects
  • Freelance & Agency Partnerships
Let's Connect

Looking for a developer to join your team or build a system?

Whether you have an open full-time position, need an AI feature built, or want to automate repetitive business processes — I'm ready to collaborate.

Start a ConversationWhatsApp Chat↗tarakkarmakar1434@gmail.com