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Hi, I'm Anup Haldar

Full-StackDeveloper

I buildperformance-focused sites.

I've spent 3+ years building production web apps with TypeScript, React, Next.js, Node.js and PostgreSQL. I also take on freelance work for businesses and small teams that need a website or web app built properly.

Start a ProjectSee My Work
Available for freelance workView resume →
developer.ts
1const developer = {
2 name: "Anup Haldar",
3 role: "Full-Stack Developer",
4 stack: ["React", "Next.js", "NestJS", "PostgreSQL"],
5 openToFreelance: true,
6}
TypeScriptUttarakhand, India
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What I Build

The kinds of projects I take on, from the page people see down to the database.

01

Web Applications

Logins, dashboards, APIs and databases. The whole app, not just the screens.

See an example: Rent Mate
  • Auth & user roles
  • Dashboards
  • REST APIs
  • PostgreSQL / MongoDB
02

Business Websites

Sites that load fast, work well on phones, and make it easy for a visitor to call, book or buy.

  • Landing pages
  • Multi-page sites
  • Contact forms
03

Custom Tools

Calculators, internal admin panels and small single-purpose utilities that run in the browser.

  • Calculators
  • Admin panels
  • Utilities
See an example: Ridenomics
04

Performance & SEO

Making a slow site fast, fixing Core Web Vitals, and getting the technical SEO basics right.

  • Core Web Vitals
  • Speed audits
  • Technical SEO
  • Image & bundle size

Things I've Built

Projects I designed and built on my own. They're all live, so go ahead and try them.

Rent Mate screenshot

Rent Mate

Full-stack app

A rental platform where owners list properties and tenants browse them and message the owner directly.

  • Next.js
  • NestJS
  • PostgreSQL
Visit siteSource
Free Text Cleaner screenshot

Free Text Cleaner

Browser tool

Strips extra spaces, blank lines, duplicates and hidden characters from pasted text. Nothing leaves your browser.

  • React
  • Astro
  • Cloudflare
Visit site
Ridenomics screenshot

Ridenomics

Browser tool

Fuel cost, packing and arrival-time calculators for multi-day motorcycle trips. Works without an account or signal.

  • Astro
  • Tailwind CSS
  • Cloudflare
Visit site

How I Work

What a project with me usually looks like, from the first call to after launch.

STEP 01

Discuss

Goals, budget and timeline.

STEP 02

Plan

Scope, tech and milestones.

STEP 03

Build

Regular updates as I go.

STEP 04

Launch

Test, optimize and deploy.

STEP 05

Support

Fixes and tweaks after launch.

About Me

Hi, I'm Anup. I build web apps, front end to database.

I got into programming properly in 2021, when I joined Masai School's full-stack program. It was a year of JavaScript, React and Node.js, and a lot of projects built from an empty folder.

Since 2023 I've been a Software Developer at Bandhoo Solutions, building and maintaining production web apps with React, Next.js and NestJS. I work on all of it: the screens people use, the APIs behind them, and the databases those APIs talk to.

Outside work I build small products of my own, like a text cleaner and a set of ride-planning calculators for motorcycle trips, and write about what I learn along the way.

View my resumeRead the blog

At a glance

Currently
Software Developer, Bandhoo Solutions
Experience
3+ years building production apps
Started
2021, Masai School
Based in
Uttarakhand, India (remote)

Day-to-day stack

  • TypeScript
  • React
  • Next.js
  • NestJS
  • Node.js
  • PostgreSQL
  • MongoDB
  • Tailwind CSS

My Journey

Work and education, most recent first.

Master of Computer Applications (MCA)

Lovely Professional University

2025 - 2027

A two-year postgraduate program, currently in progress. It goes deeper into the computer science behind my day job: data structures and algorithms, databases, operating systems, computer networks and software engineering.

Data Structures
DBMS
Operating Systems
Networks
Software Engineering

Software Developer

Bandhoo Solutions

2023 - Present

Building and maintaining production web apps across the stack: React and Next.js on the front end, NestJS APIs behind them, and PostgreSQL or MongoDB for the data. I work alongside other developers and the product team to get features out the door.

JavaScript
TypeScript
React
Next.js
NestJS
PostgreSQL
MongoDB
Tailwind CSS

B.Sc. & Full-Stack Training

Kumaun University · Masai School

2018 - 2022

Finished a three-year B.Sc. at Kumaun University in 2021, then joined Masai School as a Software Development Trainee: a 30+ week full-stack program covering JavaScript, React, Node.js, MongoDB, and data structures and algorithms, learned mostly by building projects from scratch.

JavaScript
HTML
CSS
React
Node.js
MongoDB
Git

School Education (Class 6–12)

Jawahar Navodaya Vidyalaya

2011 - 2018

Seven years at Navodaya, from Class 6 in 2011 through Class 12 in 2018. It is a residential school run by the Government of India, with admission through an entrance exam.

Class 10 · 2016
Class 12 · 2018

Tools I Use

The languages, frameworks and databases I reach for most.

JavaScript
TypeScript
React
Next.js
NestJS
Tailwind CSS
PostgreSQL
MongoDB
Node.js
Git
HTML
CSS

Have a Project in Mind?

Tell me what you want to build and roughly when you need it. I'll reply with questions or a plan for next steps.

Recruiting? View my resume→

Other Ways to Reach Me

Prefer email? Write to me directly. I'm open to freelance projects and full-time roles, and happy to answer quick questions too.

Email

haldaranup.work@gmail.com

Location

Uttarakhand, India

Find Me Online

Send Message

Anup Haldar

Full-stack developer building fast, modern websites, web applications, and custom tools.

Available for freelance projects and full-time opportunities.

haldaranup.work@gmail.com
Uttarakhand, India

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Featured Work

Rent MateFree Text CleanerRidenomics

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Find me around the web, or say hello by email.

© 2026 Anup Haldar. Made withand lots of coffee