Fasal Rahman

VestaScan · Vesta Prime Portal Co. LLC · Dubai, UAE

• Designed and built the architecture of a live real-world asset tokenization platform used by around 15,000 users.
• Wrote the Solidity contracts for ERC-20, ERC-1404 and ERC-3643 tokens, deployable across multiple EVM networks.
• Run the Google Cloud infrastructure and CI/CD end to end, including edge security and key management.
• Built an agentic AI assistant that prepares token deployments from plain-language instructions.

Tata Consultancy Services, for the National Stock Exchange of India · India

• Developed and optimised backend services in Node.js and Pro*C for high-availability, low-latency trading systems.
• Used Oracle SQL and Pro*C for high-frequency data retrieval, query optimisation and data integrity.
• Led the move to a microservices architecture and automated deployment pipelines with CI/CD tooling.
• Ran technical workshops and mentoring sessions for the team.

Krop Artificial Intelligence · India

• Built the backend in Node.js and Express with MongoDB and Oracle SQL, deployed on Google Cloud.
• Implemented Firebase Authentication and React interfaces across web and mobile.
• Set up CI/CD with GitHub Actions and Google Cloud Build.

fdor · Freelance · food subscription startup

The complete system: a customer portal, an operations console and a delivery-partner app, on Next.js and Firebase, served from Cloud Run behind Cloud Armor, with Upstash Redis and Google Maps Platform.

Next.js · Firebase · Google Maps Platform · Cloud Run · Cloud Armor · Upstash Redis

RetrieveX · Enterprise document retrieval, Kuwait

A Node.js service that ingests Kofax output into MySQL, converts TIFF to PDF with ImageMagick, caches rendered PDFs for repeat requests, and exposes indexed search over the scanner's metadata fields. Includes an admin panel for users, groups and tables. Runs on a private Windows Server 2019 host.

Node.js · MySQL · ImageMagick · Kofax · Windows Server

Krop AI platform · Controlled-environment agriculture, India

A Node.js, Express and MongoDB platform on Google Cloud with Firebase Authentication (email, phone, Google), RTSP video feeds, temperature and humidity ingestion from stand controllers, Puppeteer-generated invoices, Nodemailer notifications and an admin panel.

Node.js · MongoDB · GCP · Firebase · Puppeteer · RTSP