Solving puzzles
Neeraj Kumar
Senior Technical Lead
Bangalore
Summary
Senior Lead Engineer with 13+ years of experience in designing And delivering scalable, end-to-end software solutions. Expertise in building high-performance UI using React.js And developing robust backend services using Node.js. Proven ability to lead architecture decisions, implement micro-frontend and microservices-based systems, and drive full lifecycle delivery from design to production. Strong focus on performance optimization, code quality, and delivering business-critical solutions.
Overview
14
14
years of professional experience
1
1
Certification
2
2
Languages
Work History
Senior Lead Engineer
Mobileum India Private Limited
08.2021 - Current
- Designed and developed scalable UI using React.js with Hooks, Context API, and Redux.
- Implemented micro-frontend architecture to enable independent deployment and scalability.
- Built backend services using Node.js and Express.js with RESTful API design.
- Implemented authentication and authorization using JWT and secure session handling.
- Optimized frontend performance using lazy loading, memoization, and code splitting.
- Developed reusable components and maintained design consistency across applications.
- Integrated frontend with backend services and handled API lifecycle management.
- Improved application performance and reduced load time significantly. - Led UI architecture decisions and mentored junior developers.
Senior Software Engineer
Oracle Financial Software System
10.2020 - 07.2021
- Developed a robust Customer Screening UI using Oracle JET (OJET) along with modern React.js patterns, enabling dynamic rendering and improved user experience.
- Designed and implemented scalable frontend modules using TypeScript, HTML5, CSS3, and JavaScript, following component-based architecture.
- Integrated React.js concepts (state management, reusable components, lifecycle handling) within the UI layer to enhance maintainability and performance.
- Built and consumed RESTful APIs using Node.js and Express.js, ensuring seamless communication between frontend and backend systems.
- Designed backend services with Node.js, incorporating middleware, routing, and asynchronous processing (async/await, Promises).
- Implemented comprehensive client-side validations using JavaScript/OJET and server-side validations using Node.js to ensure data integrity and security.
- Optimized API performance and response handling through efficient request/response structuring and error handling mechanisms.
- Worked with MySQL database, designing schemas, writing optimized queries, and integrating with backend services.
- Ensured secure data transactions by implementing input sanitization, validation layers, and API-level checks.
- Collaborated with cross-functional teams to enhance UI responsiveness, improve performance, and ensure high-quality deliverables.
Lead Engineer
CGI India
02.2020 - 09.2020
- Developed and involved in the complete UI, backend and testing.
- Implemented the modular architecture using React and Typescript for frontend development.
- Implemented MVC architecture for the UI using ReactJS basics.
- Deployed application on AWS.
Senior Software Engineer
Avin Network Private Limited
02.2019 - 01.2020
- Designed and developed the critical scheduling and adapter definition modules which using Kendo UI framework.
- Worked on server side and client filtering for grids in the module.
- Produced client-side validation through JavaScript and Ajax for asynchronous communication.
- Involved in design, development and testing of the application.
- Worked on optimization of the UI code.
- Designed and developed the critical adapter definition modules using JAVA and OOPS concepts and scheduling using React, HTML, JavaScript.
Developer
Moksha Digital Software Private Ltd
05.2012 - 10.2012
- Designed the wireframes of the application.
- Data Binding using jquery and JS templating with bootstrap js.
- Based on wireframes and design created HTML templates for Desktop.
- Cross Browser compatibility testing was performed.
- Fixing bugs for the applications.
Education
Bachelor of Computer Engineering -
Indira College of Engineering and Management
Pune06-2011
Skills
React
Redux
React native
Typescript
HTML5
SCSS
Node JS
Javascript
Core Java
Certification
HTML5 , CSS3 ceritified from Microsoft
Interests
Football
Teaching
Timeline
Senior Lead Engineer
Mobileum India Private Limited
08.2021 - Current
Senior Software Engineer
Oracle Financial Software System
10.2020 - 07.2021
Lead Engineer
CGI India
02.2020 - 09.2020
Senior Software Engineer
Avin Network Private Limited
02.2019 - 01.2020
Developer
Moksha Digital Software Private Ltd
05.2012 - 10.2012
HTML5 , CSS3 ceritified from Microsoft
04-2012
Bachelor of Computer Engineering -
Indira College of Engineering and Management