Personal details
Sudipta P.
Full Stack Developer
Based in: 🇩🇪 Germany
Timezone: Berlin (UTC+2)
Technical skills
Top 3 skills
About
- 💻 16+ years of professional software engineering experience
- 🏗️ Specialized in backend engineering and cloud-native architecture
- ☁️ Strong experience with AWS and serverless architectures
- 🔷 Experienced with TypeScript, Node.js, NestJS, Python, and Java
- 🧪 Strong focus on automated testing, TDD, and CI/CD
- 🔐 Experience building secure and privacy-focused applications
- 🤖 Exploring AI Engineering and AI-augmented software development
- 👨🏫 Experience leading engineers, mentoring developers, and conducting technical interviews
- 🌍 Experience across healthcare, fintech, travel, enterprise software, CMS, and AI/API platforms
Work Experience
Senior Backend Engineer
Wallround | Nov 2025 - Present
PostgreSQL
Docker
NestJS
AWS
Nestjs for backend
Lead architecture, implementation, review and production delivery for cloud-native applications.
- Enterprise middleware and microservices on TypeScript, Python, Java and AWS
- AI/LLM integration and automation in day-to-day engineering
- Code review, security review and mentoring
Senior Software Engineer
techjays | May 2024 - Present
Java
Kubernetes
Cloud Services
Problem solving
NestJS
OpenAI
Cloud Native
AI
Distributed Systems Engineering
AWS Cloud Infrastructure
- Led the secure redesign of a user data system to meet GDPR, HIPAA, and PIPEDA compliance, using AWS KMS for full encryption and decryption of sensitive information.
- Refactored all user CRUD operations in a distributed system built with NestJS and TypeScript, integrating DynamoDB, Cognito, Glue, and Serverless Framework.
- Architected dynamic IAM roles and policies to streamline service permissions and improve infrastructure-level security across AWS.
- Delivered full-stack contributions to the PolyAPI platform, including backend services, Next.js frontend, VS Code extensions, and reusable NPM packages.
- Built CI pipelines and automated integration testing using GitHub Actions, Jest, and bash scripts, ensuring high test coverage and deployment reliability.
- Collaborated with a global team of 8 developers, leading code reviews, QA testing, and developer experience improvements via GitHub Projects and agile practices.
Projects
PolyAPI
2024
Java
Next.js
NestJS
GitHub Actions
Poly, built using cutting-edge AI and Kubernetes-native technology, accelerates development and simplifies the operation of integrations, orchestrations, and microservices with TypeScript, Python, Java, and C#.
https://polyapi.io
ameya.ca
2024
Aws iam
NestJS
Education
Patuakhali Science and Technology University (PSTU)
Bachelor's degree・Computer Science and Engineering
Feb 2004 - Jun 2009
Govt. P. C. College, Bagerhat
・H.S.C, Science
Jan 2000 - Jan 2002
Certifications & Awards
React (Basic) Certificate
HackerRank | Oct 2023
Python (Basic) Certificate
HackerRank | Oct 2023