Keerat Jeet Singh

BCA student · Backend Developer

Bengaluru, Karnataka, India

@keerat_singh

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🎓 Bachelor of Computer Applications (BCA) at CHRIST (Deemed to be University) · Graduating 2027

About

BCA student focused on backend development with Java and Spring Boot, with hands-on experience building REST APIs, distributed job processing systems, and real-time applications. Strong foundation in data structures, algorithms, and core computer science fundamentals.

Experience

Web Developer

CHRIST Special School · Bengaluru

Oct 2025 – May 2026

Developed a role-based staff management portal supporting 60+ students and 19 staff members across three operational modules. Implemented separate dashboards and access-control workflows for Therapist, CCDC, and CSS operations. Digitized staff record management and streamlined administrative workflows, reducing manual effort by approximately 70%. Deployed the application for institutional use and supported adoption across the staff team.
Web Developer Intern

PizeonFly

Apr 2025 – Jun 2025

Contributed to JobHunt India, a full-stack job-hunting and recruitment platform, working across frontend workflows and selected backend/data-layer functionality. Developed job-search, job-detail, application, and profile workflows using React, TypeScript, and Vite, with Supabase for authentication, database operations, and file storage.

Education

Bachelor of Computer Applications

CHRIST (Deemed to be University)

2027
Class XII

2024

Skills

<3 months

C SQL JWT JPA Oop Java JUnit Python Hibernate Spring MVC Concurrency Unit Testing Advanced DBMS Multithreading Spring Security Computer Networks Operating Systems Distributed Systems API Integration Understanding Data Structures and Algorithms

Tools / apps / platforms

3 to 6 months

Vite Supabase

<3 months

Git MySQL Docker GitHub Postman PostgreSQL Apache Maven

Projects

Nexus Chat – Social Messaging Platform

Java, Spring Boot, WebSocket, STOMP, PostgreSQL, React, Docker

Full-stack social messaging platform supporting private and group conversations with real-time message delivery. Implemented real-time communication using STOMP over WebSocket, persisted chat messages using PostgreSQL and JPA, and built authentication, friend management, group creation, and messaging workflows with a React frontend.
Distributed Job Queue System

Java 21, Spring Boot, PostgreSQL, Docker, Prometheus, Grafana

Distributed background job processing system for asynchronous task execution across multiple worker nodes. Implemented atomic job pickup using PostgreSQL SELECT FOR UPDATE SKIP LOCKED, priority scheduling, delayed jobs, exponential-backoff retries with jitter, dead letter queue, worker heartbeat monitoring, and automatic recovery of failed-worker jobs.

🏆 Achievements & awards

LeetCode problem solving

Solved 250+ problems on LeetCode covering arrays, trees, graphs, greedy algorithms, hashing, heaps, and sliding window techniques.
Coding competition winner

Winner of two coding competitions at CHRIST University; participated in multiple university and national-level hackathons.

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