Navneet Singh

Resume
Navneet Singh Profile Picture

Hello, I'm Navneet Singh

Passionate Software Engineer with expertise in Full-Stack Development and Robust Backend Systems.

Experience

Software Development Engineer - I (Java Backend)

March 2026 – Present

Flipkart

Bengaluru, Karnataka, India · On-site

  • Working in the MAPI (Mobile API) team, contributing to Flipkart’s API gateway ecosystem responsible for routing, aggregating, and transforming millions of daily client requests.
  • Contributing to backend systems powering the Travel section of the Flipkart application by integrating external partner APIs including Cleartrip and Ixigo for buses, hotels, flights, and train booking services.
  • Working on Asgard, a backend orchestration service responsible for aggregating responses from multiple downstream microservices and composing unified client-facing APIs.
  • Contributed to the migration of services from Rome to Asgard, enabling more dynamic and configuration-driven response generation while improving maintainability and scalability.
  • Integrated and optimized external REST APIs by handling request orchestration, response transformation, validation, and fault-tolerant communication between distributed microservices while improving latency and service reliability.
  • Developed scalable backend APIs and reusable service components using Java and microservices architecture, contributing to Search & Browse migration, observability improvements through Cosmos dashboards, pod-level performance tuning, and production-ready backend reliability by following clean coding and SOLID principles.
  • Tech Stack: Java, DropWizard, Spring Boot, Microservices, REST APIs, Distributed Systems, Git, Cosmos, API Gateway.

Associate Software Engineer

Sept 2024 – Present

Tech Mahindra · Full-time

Bengaluru, Karnataka, India · On-site

  • Working as a Backend Developer for Client: Blue Shield of California on a greenfield enterprise application built from scratch.
  • Designed and developed 25+ RESTful APIs for modules including Audit, Contact Lookup, Role Types, and Contact Management.
  • Analyzed Figma designs to define API requirements, user flows, and endpoint structures aligned with business logic.
  • Prepared detailed API documentation covering request/response models, validations, and error handling guidelines.
  • Implemented CSV upload & download functionality with template generation, file parsing, field validation, and database persistence.
  • Performed unit testing and executed SQL queries to ensure data integrity, reliability, and performance optimization.
  • Contributed to scalable microservices architecture in an agile environment, delivering production-ready backend features.
  • Tech Stack: Java, Spring Boot, REST APIs, SQL, Microservices, Git, BitBucket, Jira.

Back End Developer

Mar 2024 – Sept 2024

Oodles Technologies · Full-time

Gurugram, Haryana, India · On-site

  • Developed and optimized high-performance RESTful APIs using Java and Spring Boot, improving response time by ~30%.
  • Enhanced MySQL query performance and applied Hibernate best practices to reduce server load and improve data retrieval speed.
  • Collaborated closely with frontend teams to design and integrate APIs for seamless module communication.
  • Conducted code reviews, debugging, and performance tuning to maintain production-grade quality standards.
  • Followed clean architecture principles and industry best practices to build scalable and maintainable backend systems.
  • Tech Stack: Java, Spring Boot, MySQL, Hibernate, REST APIs, Git, GitHub, Linux.

Projects

CareerHive

Java Springboot, Spring Data JPA, MySQL, Thymeleaf, HTML, CSS | Feb 2025

  • Developed a comprehensive job portal, enabling thousands of users to manage job applications seamlessly.
  • Implemented robust recruiter functionalities (post jobs, track applicants, CRUD), significantly reducing manual effort.
  • Designed intuitive job seeker features (resume uploads, profile creation, job application), leading to more efficient applications.
  • Integrated advanced search filters (WFH, Hybrid, Onsite) for enhanced job discovery and optimized backend for a responsive user experience.
GitHub Repo

Hostel Finder

HTML, CSS, JavaScript, Bootstrap | Mar 2024

  • Developed a user-friendly hostel booking platform that helps students find affordable accommodations in different cities.
  • Implemented a responsive front-end using Bootstrap and JavaScript to ensure seamless user experience across devices.
  • Integrated a secure payment gateway to allow hassle-free hostel room bookings.
GitHub Repo

PlayX

React.js, RapidAPI, HTML, CSS | Oct 2023

  • Built YouTube-like video streaming platform using React.js and YouTube Data API.
  • Implemented search functionality, category filtering, and responsive UI.
  • Developed video player interface with playlist management features.
Live Demo GitHub Repo

Order Management System (OMS)

Java, Spring Boot, Spring Security, JPA/Hibernate, MySQL | 2025

  • Designed and developed backend microservices to handle order creation, lifecycle tracking, and cancellation workflows.
  • Built secure REST APIs with JWT-based authentication and role-based access control (RBAC).
  • Managed order lifecycle states using enum-driven business logic with structured service and controller layers.
  • Optimized MySQL queries and indexing strategies, improving data retrieval performance by approximately 35%.
  • Implemented global exception handling, input validation, and pagination to deliver production-ready and scalable APIs.
GitHub Repo

Technical Skills

Languages

  • C
  • Core Java
  • SQL
  • HTML
  • CSS
  • JavaScript

Technologies

  • SpringBoot
  • Spring Data JPA
  • Spring Security
  • Hibernate
  • RESTful APIs
  • Microservices
  • Redis
  • Apache Kafka
  • Kubernetes
  • Bootstrap
  • Node.js

Concepts

  • Object Oriented Programming
  • Database Management System
  • Operating System
  • Data Structures and Algorithms
  • System Design
  • Multithreading
  • Unit Testing
  • MVC Architecture
  • Layered Architecture
  • Clean Architecture
  • JWT Authentication
  • Role-Based Access Control (RBAC)

Database

  • MySQL
  • MongoDB
  • Oracle
  • SQL Joins
  • Indexing
  • Query Optimization

IDEs

  • VS Code
  • Intellij Idea
  • Eclipse
  • Netbeans

Tools

  • Git
  • Github
  • BitBucket
  • PostMan
  • Maven
  • Jira
  • AWS

Education

Bachelor of Technology in Information Technology

Nov 2020 - June 2024

Dr. A.P.J. Abdul Kalam Technical University

Lucknow, Uttar Pradesh (GPA: 8.41 / 10)

  • Relevant Coursework: Data Structures and Algorithms Concepts, Operating System, DBMS, Cloud Computing, Web Technology

Intermediate (PCM)

Apr 2019 - Mar 2020

Reliance Academy Sr. Secondary School

Gorakhpur, Uttar Pradesh (Percentage: 87.8%)

  • Relevant Coursework: PCM (Physics, Chemistry, Mathematics)

High School (Science)

Apr 2017 - Mar 2018

Don Bosco Sr. Secondary School

Gorakhpur, Uttar Pradesh (Percentage: 90%)

  • Relevant Coursework: Science

Get In Touch

Have a question or want to work together? Feel free to reach out!

+91-7007749979 navneetsinghit25@gmail.com linkedin.com/in/navneetsingh25 github.com/Navi2510