Open-source contribution
Mohanakkumar M
Software Developer
Chennai
Summary
Professional and enthusiastic Software Developer with experience in full-stack development using Node.js, React, and PostgreSQL. Skilled in debugging, refactoring, and system optimization including PostgreSQL Administration. Hands-on with microservices, REST APIs, and cloud platforms (Azure). Proficient in GitHub workflows, CI/CD, and Agile methodologies. Strong in code quality, documentation, and team collaboration. Passionate about scalable architecture, performance tuning, and continuous learning. Delivers clean, maintainable code and contributes to open-source and internal tools. Committed to delivering real business value through technical excellence.
Overview
4
4
years of professional experience
Work History
Software Developer
Saint-gobain
01.2023 - Current
- Developed and maintained efficient, reusable, and reliable code to support long-term scalability and maintainability.
- Refactored and re-architected legacy codebase, improving system performance, maintainability, and scalability.
- Familiarity with distributed systems and microservice architectures.
- Deployed and managed services on cloud platforms like AWS and Azure, optimizing infrastructure costs by 20% through resource tuning and automation.
- Implemented PostgreSQL compression strategies, including native table and TimescaleDB-based optimizations, resulting in a 50% reduction in storage usage and significantly lowering infrastructure costs.
Software Developer Trainee
Saint-gobain
10.2021 - 01.2023
- Developed foundational skills in full-stack web development using Node.js (Express) for backend and React.js for frontend.
- Built and maintained internal tools and feature modules under senior developer supervision.
- Practiced GitHub workflow best practices including branching, pull requests, and code reviews.
- Contributed to application documentation for APIs, module usage, and deployment steps.
- Collaborated in Agile sprints, participated in daily stand-ups, and tracked tasks via project boards ( GitHub Projects).
- Assisted in debugging issues and writing test cases to improve code reliability.
- Explored REST API design, authentication, and front-end/backend integration techniques.
Education
Diploma of Electrical And Electronics - Electrical And Electronics
PACR Polytechnic College
Rajapalayam 04.2001 -
Skills
Full stack developer
Azure
PostgreSQL
Node JS
React
GraphQL
Software architecture design
Microservices architecture
Agile development methodologies
Innovative
Interests
Eager to explore and adopt emerging technologies
Timeline
Software Developer
Saint-gobain
01.2023 - Current
Software Developer Trainee
Saint-gobain
10.2021 - 01.2023
Diploma of Electrical And Electronics - Electrical And Electronics
PACR Polytechnic College
04.2001 -
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