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Neeraj Gajjala

Neeraj Gajjala

Software Engineer

Hyderabad, India
80
Profile Score

About

Software Engineer with two years of experience building full-stack applications using Spring Boot and modern frontend technologies. Proven expertise in designing RESTful APIs, implementing microservices architectures, and delivering maintainable solutions in Agile environments. Hands-on experience in backend security, database integration, and production support for enterprise applications.

Skills & Expertise (35)

Java Intermediate
7.8/10
2
Years Exp
Spring Boot Intermediate
7.6/10
2
Years Exp
REST APIs Intermediate
7.5/10
2
Years Exp
Microservices Intermediate
7.4/10
2
Years Exp
Postgresql Intermediate
7.3/10
2
Years Exp
JSON Jenkins TPA Libraries IntelliJ VS Code Postman Agile/Scrum Layered Architecture Clean Code Practices API Design JUnit Mockito Azure Active Directory JWT-based security Swagger/OpenAPI Jira Kafka CI/CD AWS Docker Maven GitHub Git React.js JavaScript CSS HTML MySql Hibernate Spring Data JPA

Work Experience

Project Developer

TAO Intranet Portal

Mar 2025 - Present

Developed scalable RESTful APIs using Spring Boot 3 and Java 17 to support core intranet modules including employee management, HR dashboards, surveys, expenses, and project tracking. Designed and implemented end-to-end backend workflows following layered architecture principles (Controller, Service, Repository). Integrated PostgreSQL with Spring Data JPA, designing normalized schemas and handling complex CRUD operations. Assisted in frontend-backend communication by ensuring proper request validation and token-based authentication. Integrated Azure Active Directory authentication using JWT-based security, enabling secure access and enforcing role-based authorization. Implemented secure backend business logic with configurable authorization rules to control access across multiple internal roles. Documented APIs using Swagger/OpenAPI, improving collaboration with frontend and QA teams. Investigated and resolved backend issues through root cause analysis, delivered fixes based on severity, and ensured application stability. Wrote unit and service-layer test cases to validate business logic, achieving high code coverage and improving system reliability. Collaborated with frontend teams by providing API contracts, backend clarifications, and integration support.

Software Engineer

Tao Digital Solutions

Mar 2024 - Present

Designed and developed scalable RESTful backend services using Java 8 and Spring Boot, following clean code and layered architecture principles while leveraging AI tools like GitHub Copilot and Claude to improve productivity and development efficiency. Actively participated in Agile ceremonies (sprint planning, stand-ups, reviews, demos), collaborating with cross-functional teams throughout the SDLC. Integrated PostgreSQL databases using Spring Data JPA, optimized queries, and improved application performance and reliability. Analyzed application logs and production issues, performed root-cause analysis, and delivered stable fixes for client-reported defects. Achieved best code coverage by writing comprehensive unit and integration tests using JUnit and Mockito. Collaborated with frontend developers to ensure seamless API integration and data flow.

Project Developer

CDK Pay

Jul 2024 - Mar 2025

Designed and developed Spring Boot microservices for a large-scale payments platform supporting Card Present, Card Not Present, InviteToPay, and terminal payment flows. Built Spring Boot microservices for payment orchestration, reconciliation, and notification handling. Built merchant onboarding services and payment orchestration modules with configurable business rules. Investigated production issues, provided hotfixes, and contributed to permanent solutions through sprint items. Developed comprehensive unit tests using JUnit 5 and Mockito, achieving high test coverage for critical payment workflows. Integrated automated test execution with Jenkins CI/CD pipelines. Actively supported QA and production deployments, resolved critical payment issues, and contributed to system stability in live environments.

Education

B.Tech - Computer Science & Engineering - Lovely Professional University

2019 - 2023 · Afghanistan

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Profile Score Breakdown

📷 Photo 10/10
📄 Resume 10/10
💼 Job Title 10/10
✍️ Bio 10/10
🛠️ Skills 20/20
🎓 Education 10/10
⏱️ Experience 5/15
💰 Rate 0/5
🏆 Certs 0/5
Verified 5/5
Total Score 80/100

Profile Overview

Member sinceMar 2026

Skills (35)

Java Spring Boot REST APIs Microservices Postgresql JSON Jenkins TPA Libraries IntelliJ VS Code +25 more