Nitish Kumar

I am a results-driven Software Engineer with over 4 years of experience in developing scalable full-stack applications using modern technologies like Node.js, Python and React.js. My expertise spans various industries including fintech, E-commerce and healthcare, where I excel in leading teams, mentoring developers, and delivering innovative solutions. Currently pursuing an M.S. in AI/ML & Data Science, with hands-on experience in machine learning, data analysis, SQL, exploratory data analysis (EDA), data visualization, Power BI, Tableau, predictive modeling, NLP, deep learning fundamentals, and Generative AI/LLM applications using Python, Scikit-learn, TensorFlow, and modern AI frameworks.

Software Engineer at Novagito AI (2024-01 – Present)

A company specializing in AI-driven solutions

• Developed and maintained scalable full-stack applications using Node.js (Express.js, NestJS), Python (Django), and React.js.
• Built solutions for E Commerce, fintech, rental property management, and healthcare platforms.
• Collaborated within Agile/Scrum teams, participating in sprint planning, stand-ups, retrospectives, and cross-functional coordination.
• Led multiple client projects, conducted code reviews, and mentored junior developers to ensure timely project delivery.
• Managed cloud infrastructure and deployments on AWS (EC2, Lambda, S3, ALB, IAM).
• Integrated Stripe and Razorpay payment gateways for secure payment processing and transaction management.
• Designed and optimized SQL and NoSQL databases for scalability, schema management, and query performance.
• Implemented secure authentication using JWT, Google OAuth, RBAC, and OTP-based authentication.
• Improved application performance by implementing Redis caching, reducing API response times by 40%.
• Used Git, GitHub, and GitLab for version control and collaborative development workflows.

Backend Engineer at Bharat Batuk (2022-01 – 2023-12)

A fintech company focusing on digital gold and silver investments

• Developed backend services for a digital gold/silver investment platform using NestJS, PostgreSQL, and AWS.
• Integrated third-party APIs for real-time precious metal pricing, order execution, and transaction processing.
• Optimized application performance using Redis-based caching strategies, reducing response times and ensuring seamless processing of 10K+ monthly user visits.
• Implemented secure authentication, authorization, and session management mechanisms.
• Managed cloud infrastructure and deployments on AWS, ensuring high availability and reliability.
• Improved application performance and response times through Redis-based caching strategies.
• Designed and implemented CI/CD pipelines using AWS CodePipeline, CodeBuild, and CodeDeploy, automating build, testing, and deployment processes.
• Performed code reviews, mentored junior developers, and contributed to technical interviews and hiring initiatives.

MS (virtual) in Data science with AI/ML – Woolf University (2026-01)

BTech in Production Engineering – NIT Trichy (2011-07 – 2015-05)