Tushar Tyagi

Engineering scalable production ready backend systems and AI-powered applications.

About

Backend Engineer passionate about building production-grade systems. Currently working on scalable microservices and building DevHive, a developer collaboration platform. I specialise in backend development with Java and Spring Boot, cloud-native deployments, and AI-powered application development.

Contributions

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Skills

Java

Spring Boot

Spring AI

Spring

JavaScript

React.js

MySQL

PostgreSQL

Redis

Docker

Kubernetes

AWS

Microservices

JUnit

Mockito

Jenkins

Flyway

RAGs

My Projects

Check out my latest work

I've worked on a variety of AI/ML projects, from memory systems to workflow automation platforms. Here are a few of my favorites.

BookMyStay

Hotel booking backend with dynamic pricing via Decorator Pattern, cron-based inventory updates, JWT authentication, role-based authorization, Stripe payments, API rate limiting with Bucket4j, Flyway migrations, and monitoring via Spring Boot Actuator.

Spring Boot

PostgreSQL

JPQL

Bucket4j

Flyway

JWT

Stripe

Source

Learnify

AI-powered learning platform with a RAG pipeline — document chunking, embeddings, and metadata-based retrieval. Features AI quiz generation using vector search and LLM prompting with ~3s latency. React frontend with PDF upload, chat, and quiz interface.

Spring Boot

Spring AI

pgVector

PostgreSQL

Docker

React

Source

Code-Buddy

AI-powered Chrome Extension for code summarization and refactoring. Polymorphic AI service layer with Spring Profiles for flexible inference routing. Structured API responses with global exception handling.

Spring Boot

Ollama

HuggingFace

Chrome Extension

Source