JAYSINGH PATEL

B.Tech Computer Science graduate specializing in Java enterprise application development, Spring Boot, and RESTful API design. Built and shipped production-grade backend systems handling 10,000+ requests/day using layered architecture, dependency injection, and test-driven development. Published IEEE researcher with strong foundations in Data Structures & Algorithms, backed by hands-on experience across 2 industry internships and Agile team environments.

• Published research paper 'Collaborative Logistics: Optimizing Parcel Delivery via Truck Networks' in IEEE
• Active competitive programmer focused on Data Structures & Algorithms - leetcode.com/u/Jay229413/

Tech Stack: Java, Spring Boot, Spring Security, MySQL, React.js, JWT, JUnit, Mockito

Description

• Built an enterprise-grade finance management platform using Java, Spring Boot, and React.js following layered architecture.
• Developed secure REST APIs for user authentication, transaction management, and user administration using Spring Security and JWT.
• Applied Test-Driven Development (TDD) with JUnit and Mockito to improve code reliability and maintainability.
• Integrated a React.js frontend with Spring Boot backend and MySQL database.
• Optimized backend data retrieval and database interactions, reducing data fetch time by 35%.

Tech Stack: Java, Spring Boot, Spring Security, JWT, MySQL

Description

• Designed and developed a subscription-based backend platform using layered architecture and RESTful APIs.
• Implemented JWT-based authentication and role-based authorization for secure access control.
• Built scalable backend services for creator and subscriber management.
• Designed a normalized MySQL database schema with indexing to improve query efficiency.
• Improved query performance by 40% through schema optimization and indexing.

Tech Stack: Python, FastAPI, OpenAI API, React.js, MongoDB

Description

• Designed and developed an AI-powered platform that generates interview questions dynamically from job descriptions and candidate resumes.
• Built scalable backend services using FastAPI to process resume and job description inputs with LLM API integration.
• Implemented prompt engineering workflows to generate role-specific questions across multiple difficulty levels.
• Developed secure REST APIs with input validation, exception handling, and asynchronous request processing.
• Integrated backend APIs with a React.js frontend to enable resume upload, job description submission, and real-time question generation.

Cloud Computing (OCI Developer Professional), Oracle University – Sep 2025 – Present

Artificial Intelligence (OCI AI Foundations Associate), Oracle University – Oct 2025 – Present

SQL (Intermediate), HackerRank – Jun 2024

Spring Boot & Spring Framework, Udemy-May 2025

Java Programming, PrepInsta Technologies Pvt. Ltd. – Aug 2025