Santhana Krishnan R — Freelance Full-Stack Developer in Chennai, India

Available for Hire

Senior Software Engineer · Freelance Full-Stack Developer · Team Lead

Santhana
Krishnan R👉

I build scalable products|

Freelance full-stack developer based in Chennai, Tamil Nadu, India with 9+ years delivering scalable web, mobile & cloud-native applications for international clients. Currently at UPS, previously Learnship Technologies & Muviereck. Available for remote projects worldwide.

9+Years

75+Apps

100%Delivery

3Companies

Explore World ↓ Download CV

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🏢 Experience

Career Timeline👉

From full-stack roots to senior engineering leadership.

UPS

Senior Software Engineer

📍 Chennai · Mar 2026 – Present ● CURRENT

Enterprise-scale platform engineering & modernization
Full-stack development with Java, Spring Boot & Angular
Cloud architecture, CI/CD pipeline optimization
Cross-functional collaboration and technical leadership

JavaSpring BootAngularAWS

Learnship Technologies

Senior Software Engineer

📍 Chennai · Aug 2024 – Jan 2026

Full-stack design & feature delivery using microservices
Legacy modernization & performance improvements
Architecture discussions and solution optimization
Code reviews, mentoring & cross-team collaboration

JavaSpring BootAngularReactPHP

Muviereck Technologies

Full Stack Developer / Web Development Team Lead

📍 Salem · Jan 2016 – Jul 2024

Delivered complex enterprise ERP, billing, HRM, POS, inventory, and e-commerce projects end-to-end.
Led the web development team, managing code reviews, mentoring, client communication, and stakeholder UAT.
Designed full-stack architectures using Java, Angular, PHP, Laravel, Node.js, and Android/Flutter.
Automated business workflows and engineered high-performance web applications.

JavaAngularPHPLaravelNode.jsMySQLAndroidFlutter

⚡ Skills Lab

Key Strengths👉

Technologies I've mastered through years of production delivery.

Java / Spring Boot95%

Angular / React92%

Cloud (AWS / GCP)88%

DevOps / CI-CD86%

PHP / Laravel90%

Android / Flutter80%

JavaSpring BootAngularReact PHPLaravelNode.jsFlutter AWSGCPDockerMySQL

🚀 Launch Pad

Few of my Portfolio👉

Real product work shipped to production.

🏢

Enterprise Web Platform

Learnship Feature Delivery

Microservices architecture & modern web features for learning platforms.

JavaAngularMicroservices

🏬

Custom ERP

Annai Stores ERP Ecosystem

Full ERP with inventory, accounts, HRM, fleet, POS & e-commerce.

LaravelPHPERP

🚗

Product & Mobile

Carrocare Automotive Platform

Door-service app with GPS tracking, online settlements & subscription management.

ReactNode.jsMobile

🛒

Secure Web App

AAA / Koyambedu Market

Multi-vendor e-commerce admin with Angular, Java, PHP & AWS for B2B & B2C.

AWSAngularE-commerce

💰

Secure Web App

CERT-IN Financial Super App

Certified multi-platform app with SSO, analytics & high-availability architecture.

SSOSecurityAnalytics

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Cloud Platform

SSO Video Conferencing (AWS)

Real-time video meetings with S3 storage, SSO & distributed microservices on AWS.

AWSSSOS3

📄 Archive

Resume👉

Download my full career profile — crafted for engineering leadership roles.

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