Full Stack Engineer & System Designer

Chennai, India

Hey, I'm Vasanth.

Full Stack Engineer crafting high-performance distributed systems, resilient microservices, and thoughtful, responsive user interfaces.

“I love untangling distributed complexity turning messy scale into frictionless, predictable, and elegant digital products.”

Work with: React, Next.js, Java, Spring Boot, PostgreSQL, Redis & Python (RAG & MCP).

Interests: Low-latency architectures, autonomous agent workflows & digital gardening.

Say HelloExplore Work

Vasanth S

A brief timeline

2017–2021B.Tech in Mechatronics (78%): Mechanical, electronics & embedded software systems, establishing strong first-principles engineering.
2022–2024Enterprise Java Engineer: Built enterprise web services, implemented distributed Redis caching, and designed scalable UML schemas.
2024–2026Full Stack Developer: Engineered 25+ screens in React.js & 20+ Spring Boot microservices, reduced API latency by ~20%, won the Call 4 Code Hackathon, and prototyped Generative AI apps with Python, RAG & Model Context Protocol (MCP).
2026–nowSenior Full Stack Engineer: Architecting resilient cloud-native architectures, modular event-driven microservices, and modern web applications.

Also: Winner of Internal Hackathon Call 4 Code (2025) · Microsoft Certified Azure Fundamentals (AZ-900).

Experience & Career

4+ Years

Career roles across Accenture, Mastech Digital, and Cognizant.

Full Stack Engineering Senior Analyst·Accenture

Chennai, India

CurrentJun 2026 — Present

Leading full-stack engineering initiatives for mission-critical client systems. Architecting modular backend services, guiding frontend component architecture, and evaluating the integration of context-aware Generative AI tooling into enterprise workflows.

Architecting resilient full-stack systems with Spring Boot microservices and React.js frontend interfaces.
Collaborating across cross-functional teams to deliver enterprise-grade performance and accessibility standards.
Guiding engineering best practices in API design, microservices decoupling, and secure authentication.

JavaSpring BootReact.jsMicroservicesREST APIsSystem DesignAzureDocker

Associate·Mastech Digital

Chennai, India

Dec 2024 — Jun 2026

Engineered scalable web applications and high-throughput microservices. Spearheaded backend performance optimization and initiated research and prototyping into Generative AI workflows.

Built and maintained scalable web applications spanning 25+ screens using React.js and Spring Boot following Agile methodology.
Designed and developed 20+ RESTful APIs and contributed to a loosely coupled Microservices architecture.
Reduced backend API response times by ~20% through rigorous SQL query tuning and minimizing unnecessary JSON payload serialization.
Collaborated with an agile pod of 3+ engineers to deliver end-to-end full-stack solutions with seamless microservice communication.
Built and deployed internal enterprise tools completely from scratch through the full SDLC (design, implementation, testing, deployment).
Explored and applied Generative AI fundamentals in Python, building prototypes with Retrieval-Augmented Generation (RAG), LangChain, and Model Context Protocol (MCP).

React.jsSpring BootMicroservicesPythonGenerative AIRAGLangChainModel Context Protocol (MCP)SQL TuningPostgreSQL

Associate·Cognizant Technology Solutions

Chennai, India

Jan 2022 — Dec 2024

Developed, tested, and maintained enterprise software applications, focusing on object-oriented system design, high-concurrency caching, and database architecture.

Applied OOP principles and design patterns to build maintainable, resilient enterprise software applications.
Significantly enhanced application throughput and data retrieval speeds by implementing caching strategies using Redis and In-Memory stores.
Oversaw all stages of full-stack engineering across hybrid Agile-Waterfall lifecycles, improving end-user experience.
Analyzed business requirement documents (BRDs), authored component designs using UML, and drafted relational database schema models.

JavaSpring FrameworkRedis CachingMySQLHibernateUML Component DesignDatabase Schema DesignAgile

Projects & Systems

Open-source & Prototypes

Architectural solutions and applications I've engineered over the years.

2025Generative AI & Agentic

Context-Aware Enterprise AI & RAG Pipeline

Engineered an experimental Retrieval-Augmented Generation (RAG) prototype powered by Python, LangChain, and Model Context Protocol (MCP) clients to ground LLMs on enterprise knowledge.

PythonRAGModel Context Protocol (MCP)

Overview/Architecture/MCP Spec

2025Enterprise Backend

Scalable Microservices Gateway & Core Suite

Designed and deployed 20+ loosely coupled RESTful microservices in Spring Boot powering 25+ application screens. Reduced latency by ~20% via query indexing and payload pruning.

JavaSpring BootReact.js

System Design/Spring Boot/REST APIs

2024Performance Engineering

High-Throughput Distributed Cache Architecture

Architected multi-tier in-memory and Redis caching strategies with cache-aside policies, reducing database contention for high-frequency queries.

RedisJavaHibernate

Redis Caching/Hibernate ORM

20251st Place Winner 🏆

Call 4 Code Hackathon Platform

Award-winning internal productivity platform built under 48 hours. React frontend with distributed Spring Boot microservices winning First Place at Mastech Digital.

React.jsSpring BootMicroservices

Hackathon Award/React UI

Skills Matrix

Every Skill with Icon

Categorized technical competencies across languages, microservices, GenAI, and cloud systems.

Generative AI & Agentic

RAG Architecture

LangChain

Model Context Protocol (MCP)

LLM Fundamentals

Prompt Engineering

Backend & Distributed Systems

Spring Boot

RESTful APIs

Microservices

JWT Auth

OAuth2

Hibernate / JPA

SQL Query Tuning

Programming Languages

Java

Python

JavaScript

SQL

Frontend Engineering

React.js

25+ App Screens

Responsive UI

State Management

Databases, Caching & Cloud

PostgreSQL

MySQL

Redis Caching

Azure (AZ-900)

AWS Basics

DevOps & Core Concepts

Docker

Kubernetes

Git & GitHub

Postman & Swagger

OOP & Design Patterns

System Design

DSA Basics

Linux / Windows

Honors & Awards

Recognitions

Hackathon victory and official Microsoft cloud certifications.

Call 4 Code Hackathon Winner Award Banner

1st Place Winner 🏆

Mastech Digital·

Jul 2025

Winner of Internal Hackathon Call 4 Code

Led engineering team to 1st Place across internal competing teams, delivering an end-to-end full-stack productivity solution under 48-hour development constraints.

HackathonRapid PrototypingFull StackSpring Boot & React

AZ-900 Certified ☁️

Microsoft·

Aug 2022

Microsoft Certified: Azure Fundamentals (AZ-900)

Demonstrated foundational understanding of Microsoft Azure cloud architectural services, cloud governance, security, scalability, and SLA compliance.

Cloud ComputingMicrosoft AzureSecurity & GovernanceDevOps

Get in Touch

Inbox Open

Open for engineering discussions, architecture challenges, and collaborations.

Let's Build Together

“Great software is born from open minds and meaningful conversations. Whether you have a technical puzzle to unpack, an architecture to debate, or an opportunity to explore my door is always open.”

Drop me a line anytime. I typically reply within 24 hours.

Say Hello

vasanthmaxwell325@gmail.com

+91-8610550602

Chennai, India

LinkedIn·GitHub