Full-Stack Java Spring Engineer (JWT, Redis)

Prajwal Gowda T S

linkedin.com/in/prajwalgowda** github.com/PRAJWALGOWDA-24 Portfolio *********************@*****.***

+91-810*******

Professional Summary

Aspiring Software Engineer with experience developing full-stack web applications using Java, Spring Boot, Spring Security,

Hibernate/JPA, and MySQL. Skilled in building secure REST APIs, JWT-based authentication, role-based authorization,

and concurrency-safe appointment booking. Experienced in Redis caching, API documentation, validation, and exception

handling, with exposure to Spring AI and LLM integration. Familiar with HTML, CSS, JavaScript, and responsive web

development fundamentals.

Education

B.E. in Information Science and Engineering 2023 – Present

The Oxford College of Engineering, Bengaluru CGPA: 7.73

Skills

• Languages & Frameworks: Java, JavaScript, Spring Boot, Spring Security, Spring Data JPA/Hibernate, Spring AI

• Database & Caching: MySQL, Redis

• Web & Auth: REST APIs, HTML, CSS, JWT, Refresh Tokens

• Tools & Build: Maven, Git, GitHub, Swagger, Postman, IntelliJ IDEA, VS Code

• Cloud & Deployment: Render, Railway

• CS Fundamentals: Data Structures & Algorithms, Object-Oriented Programming, DBMS, Operating Systems, Com-

puter Networks

Projects

Clinic Queue – AI-Integrated Appointment & E-Prescription Management System GitHub

• Built a role-based full-stack clinic management system for Patient, Receptionist, Doctor, Pharmacist, and Admin using

Java, Spring Boot, Spring Security, Hibernate/JPA, MySQL, HTML, CSS, and JavaScript with JWT and refresh tokens.

• Implemented concurrency-safe appointment booking using optimistic locking (@Version) and a patient queue with check-

in, position tracking, and configurable skip/no-show rules.

• Developed prescription/pharmacy workflows and improved performance using Redis cache-aside caching with invalidation

and JOIN FETCH to eliminate N+1 queries; added pagination, DTOs, validation, centralized exception handling, email

validation, and audit logging; tested 30+ REST endpoints with Postman.

• Integrated Spring AI with an LLM to provide an AI-powered clinic assistant for answering common patient queries and

explaining prescription instructions

CampusHub – AI-Powered Portal GitHub Live Demo Swagger

• Developed a secure full-stack Student Management Portal using Java, Spring Boot, Spring Security, Hibernate/JPA,

MySQL, HTML, CSS, and JavaScript with JWT and role-based authorization.

• Implemented CRUD operations, pagination, search, password reset, validation, and centralized exception handling.

• Integrated a Spring AI/Groq-powered chatbot to help students and administrators get answers to their queries, with chat

history persisted in MySQL.

• Documented REST APIs using Swagger/OpenAPI and deployed the application on Render with Railway MySQL.

Internship

Android App Development Intern Sep 2025 – Mar 2026

Blue Planet Infosolutions India Pvt. Ltd.

• Upgraded Android applications from Eclipse to Android Studio and resolved Gradle, SDK, and JDK compatibility issues.

• Implemented Bluetooth and USB OTG functionality and debugged applications across Android devices.

• Tested and deployed applications on physical Android devices.

Certifications

• Software Engineer Intern - HackerRank (2026)

• Deloitte Technology Job Simulation — Forage (2025)

• Introduction to Generative AI — Google Cloud (2025)

• Innovation Ambassador — Foundation, Advanced Reskilling — MoE’s Innovation Cell AICTE (2026)

Achievements

• Solved 100+ Data Structures and Algorithms problems on LeetCode.

• Author of “Mental Clarity in a Busy World” by Prajwal G (Amazon KDP).

• Completed freelance eBook conversion projects, converting client-provided PDF/Word files into EPUB and MOBI formats.

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