Details

About Me

I'm Bijay Das, a full-stack engineer focused on AI-driven software and real-world product delivery.

Experience

7+ Years

Primary Focus

AI + Full-Stack

Core Stack

Next.js, Python, PostgreSQL

Working Style

Automation + Product Engineering

Experience Highlights

Resume-based highlights from roles focused on Python backend systems, automation, cloud workflows, and production APIs.

Built a patient-details chatbot using a RAG pipeline (including embeddings) that replaced manual information lookup with simple chat-based retrieval.
Automated migration of 100+ GB repositories from TeamForge to GitHub using Bash and Python.
Built Python automation for AWS EC2 Security Group creation and configuration.
Developed AWS Lambda + API Gateway APIs for S3 bucket cleanup workflows.
Automated SQL-based weekly performance reporting, saving around 10 hours per week.

Built Rasa-based voice bot workflows used for automated outbound customer calling.
Led a 3-member team to deliver an internal reporting portal using Node.js + React.
Delivered feature improvements and third-party integrations across active products.

Built secure Laravel APIs used by 200+ employees daily across mobile apps.
Implemented scalable REST APIs and contributed to monolith-to-microservices migration.
Maintained and modernized legacy PHP systems with improved code quality and reliability.

Technologies I am comfortable with in production work across AI, backend systems, and full-stack delivery.

A small sample of projects that reflect this stack.

Interview Helper

AI backend for interview prep with resume/JD retrieval and mock interview flow.

arx-agent

Research assistant for arXiv papers using chunking, embeddings, and retrieval.

Personal Website

Production Next.js portfolio with content, projects, and AI-focused positioning.