Sumit Dey

Full Stack Developer

Kolkata, India 0+ yrs exp 72 · Very Good

About

No bio added yet

Skills & Expertise (25)

React Advanced

9.0/10

Years Exp

Python Advanced

8.5/10

Years Exp

Postgresql Advanced

8.0/10

Years Exp

Node.js Advanced

8.0/10

Years Exp

Docker Advanced

8.0/10

Years Exp

Next.js Advanced

8.0/10

Years Exp

REST APIs Intermediate

7.5/10

Years Exp

Git Intermediate

7.0/10

Years Exp

LINUX Intermediate

7.0/10

Years Exp

Typescript Intermediate

6.5/10

Years Exp

Nginx Intermediate

6.0/10

Years Exp

GitHub Intermediate

6.0/10

Years Exp

Frappe Intermediate

6.0/10

Years Exp

PM2 Intermediate

6.0/10

Years Exp

Docker Compose Intermediate

6.0/10

Years Exp

Appwrite Intermediate

6.0/10

Years Exp

DSA Intermediate

5.5/10

Years Exp

OS Intermediate

5.5/10

Years Exp

C++ Intermediate

5.0/10

Years Exp

JavaScript Intermediate

5.0/10

Years Exp

ERPNext Intermediate

4.5/10

Years Exp

Oracle APEX Intermediate

4.0/10

Years Exp

Model Context Protocol Beginner

3.0/10

Years Exp

Tailwind CSS ML

Work Experience

Full Stack Developer

Erfolgwerke

Oct 2025 - Present

Built user interfaces and workflows using React.js, Vite, and Next.js; designed a secure 4-role access control system and built reusable components that reduced code duplication by 40%. Built Python-based web scraping and ETL pipelines using Playwright, Requests, Mechanize, and BeautifulSoup; enriched records with live web data, and designed PostgreSQL pipelines using Psycopg2 to manage 20,000+ business entities. Developed an asynchronous data aggregator using Next.js Server Fetch to fetch corporate records from external registries; integrated a background Python MCP server through a custom communication layer with error handling. Customized enterprise workflow modules using ERPNext and the Frappe Framework to align system processes with specific business requirements. Deployed and maintained production applications on Linux using Docker, PM2, and Nginx reverse proxies secured with Let's Encrypt SSL certificates.