NIRAJ CHAUHAN

CEO

Kolkata, West Bengal, India5 yrs 9 mos experience

AI Enabled

Key Highlights

10+ years of experience in backend development.
Expertise in building scalable, GDPR-compliant applications.
Proficient in AWS and microservices architecture.

Stackforce AI infers this person is a Backend Developer and Cloud Architect specializing in scalable web applications and cloud infrastructure.

Contact

Skills

Core Skills

React.jsAngularFrontend Development

Other Skills

People ManagementDevOpsAngularJSAgileTest Driven DevelopmentCSSAmazon Web Services (AWS)Artificial Intelligence (AI)Software DesignTechnology LeadershipManaging Technical PersonnelASP.NETJavaSQLXML

About

Welcome to my profile! I'm Niraj Chauhan, a mid-career Backend Developer and Cloud Architect based in Kolkata, with 10+ years building scalable, GDPR-compliant web applications using Go, Python, and AWS.As an independent consultant, I specialize in designing robust backend systems, from API services with Gin and FastAPI to infrastructure-as-code via Pulumi on AWS (EC2, RDS, S3, CloudFront, EMR). I've optimized database performance with PostgreSQL, MySQL, and Redis; implemented microservices for modularity; and set up monitoring stacks with Prometheus and Grafana for reliable, auto-scaling deployments.Key highlights:Refactored legacy systems and optimized queries at Techkeygeeks, boosting efficiency.Built RESTful APIs and authentication flows at Codewave Solutions.Started as a Junior Developer at SD IT Networks, integrating Android SDK, Firebase, and third-party services for real-time apps.Ensured data privacy compliance across projects, including secure data models and cross-account AWS sharing.I hold a B.Sc. in Statistics, Mathematics, and Economics from West Bengal State University, plus a Diploma in Software Engineering from NIIT. Committed to growth, I earned the Web Accessibility Specialist 2.0 certification from Deque University in 2018.Beyond code, I create technical content on YouTube Shorts and LinkedIn—sharing insights on cloud cost optimization, DevOps automation, and backend best practices.Let's connect to discuss AWS architecture, GDPR strategies, open-source tools, or your next scalable project!

Experience

5 yrs 9 mos

Total Experience

2 yrs 1 mo

Average Tenure

Current Experience

Learningmate

3 roles

Technical Lead

Apr 2019 – Apr 2020 · 1 yr

React.jsPeople Management

Senior Software Engineer

Promoted

Apr 2018 – Apr 2019 · 1 yr

React.jsDevOps

Software Engineer

Jul 2014 – Apr 2018 · 3 yrs 9 mos

Worked in an Agile driven environment and followed test driven development to develop web applications which were responsive and
compatible with various browsers.
Developed an online mock test platform from scratch with minimal supervision.
Developed Learning Object based and Question Authoring templates
Worked on developing and maintaining certain modules of a LMS application, unit test cases to ensure quality and provided fixes to bugs and glitches in maintenance phase.
Communicated with offshore clients team for requirement discussion and project related queries.
Used Git to maintain software versions,
Project Management Tool used: JIRA

AngularJSAngular