Available for senior engineering roles

Niraj Kumar Singh

Senior Full-Stack Engineer · PHP / Laravel / React

I build

16+ years shipping high-performance platforms — from insurance marketplaces and booking engines to APIs, payments, and team-led delivery.

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Delhi NCR 16+ years Laravel · React · Cloud
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About

Engineer. Architect. Delivery lead.

Niraj Kumar Singh
16+ Years building products

Passionate full-stack developer with 16+ years of experience designing high-performance, scalable web applications across frontend and backend.

Strong command of website architecture, UI/UX, API development, and system optimization. The brief is always the same: stability, security, and speed — without slowing the team down.

Comfortable in agile delivery, code reviews, payment integrations, and taking ownership from quote to production.

  • Enterprise Laravel + React platforms
  • REST APIs, Redis, query optimization
  • Stripe, Razorpay, BillDesk and more
  • Team leadership and production reliability
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Career

16 years of shipping software

2020 — Present

Senior PHP & React Developer

Jiffy Software Solutions Pvt Ltd

  • Designing scalable applications with Laravel, React, and CodeIgniter
  • Leading teams, code reviews, and production architecture
  • Payment gateways: Stripe, Razorpay, First Funding, Epay-Policy, BillDesk
  • Performance and deployment reliability across live products
2018 — 2020

Senior PHP Developer

Tecziq Solutions

  • Built scalable CMS and eCommerce platforms
  • Improved MySQL performance and WordPress security
2017 — 2018

Senior PHP Developer

Kairosmarcom

  • Custom WordPress themes and plugins
  • UI/UX and front-end performance improvements
2016 — 2017

Junior PHP Developer

Techmobia Digital Solutions

  • High-traffic WordPress websites
  • Responsive design and performance work
2013 — 2016

Junior PHP Developer

Intra-Planet Mobile Solutions

  • Backend APIs and dynamic web applications
  • Focused on UI/UX and system performance

Services

How I help teams ship

Full-Stack Development

Robust, scalable applications with Laravel, CodeIgniter, React, and Vue.

APIs & Microservices

High-performance REST APIs and service boundaries for clean integrations.

Database Optimization

MySQL and PostgreSQL tuning for speed, indexing, and scale.

Performance & Security

Caching, load strategy, and hardening so products stay fast and safe.

DevOps & Deployment

Docker, AWS, CI/CD, and calm production releases.

Team Collaboration

Agile delivery, reviews, and communication that keeps velocity honest.

Stack

Tools I use every week

Interactive skill field — drag to explore

Backend

PHP Laravel CodeIgniter REST API Redis

Frontend

JavaScript React.js Vue.js HTML CSS Tailwind CSS PWA

Data & tools

MySQL PostgreSQL MongoDB GitHub WordPress Postman

Selected work

Products that had to perform

Enterprise

InsuranceAdvisor

US digital insurance marketplace — multi-step quotes, agent dashboards, leads, commissions, ratings, and notifications. Query work cut response time by ~40%.

  • Laravel
  • React
  • Inertia.js
  • MySQL
  • Redis
Enterprise

Cruise Booking System

Automated CSV imports on queues, live availability, and booking workflows for a high-volume cruise product.

  • Laravel
  • MongoDB
  • JavaScript
  • Queues
Commerce

iNvent Store

Used-gadgets marketplace with inventory, orders, reporting, and BillDesk, Pine Labs, and Razorpay checkout.

  • CodeIgniter
  • MySQL
  • Payments
Virtual Teacher

Virtual Teacher

Interactive English practice with live evaluation, categories, timers, and auto-next.

Node.js, Express, Vanilla JS, Bootstrap 5

GitHub Live
React e-commerce

E-commerce (Redux Toolkit)

Catalog, cart, and checkout flows with clean state handling — no backend required.

React, Redux Toolkit, Bootstrap 5, Product API

GitHub Live
Gradient Generator

Gradient Generator

Create, analyze, export, and save CSS gradients with a polished editor UI.

React, HTML5, JavaScript, Tailwind CSS

GitHub Live

Developer tools

Weather Search Words Count Loan EMI GST Calculator YouTube Thumbnail Age Calculator Hashtag Generator QR Generator Password Generator Word to PDF PDF to Word Page Speed

Numbers

What the years add up to

0+

Years of experience

0+

Hours of coding

0+

DSA problems

0+

Major projects

0+

Mini projects

GitHub

Public work in the open

GitHub profile summary for nirajj87

Credentials

Education & certifications

BCA

J.P. University, Chhapra · 2009

Laravel Advanced

Development certification

React.js

Frontend development

AWS Fundamentals

Cloud foundations

PWA Development

Progressive web apps

Contact

Let’s build the next one

Got a product, a platform, or a team that needs a senior full-stack owner? Reach out — mobile, web, or both.

Niraj Chat with Niraj