AI
APR 2026
PropoFlow
An AI-powered SaaS that writes professional proposals for freelancers and agencies.
ReactOpenAIClaudeLLMs
PRIVATE REPODATA AI ENGINEER · PRODUCT BUILDER · TRAVELLER
Tias Mondal
Build. Create. Explore.
Data Engineer, Aspiring AI Engineer, Product Builder, Traveller, Content Creator and Lifelong Learner.
I build systems to understandthe world, and I explore the world to find what’s worth building.
NOW
Current Focus
BUILDING
A RAG-ready personal knowledge assistant
LEARNING
Distributed systems design patterns
READING
Designing Data-Intensive Applications
PHOTOGRAPHY
Long-exposure cityscapes, Kathmandu
TRAVEL PLANNING
Ladakh, late 2026
AI RESEARCH
Retrieval strategies for small corpora
01 — BUILD
ALL PROJECTSFeatured Work
BY DAYSystem Engineer at TCS, building data pipelines for Citi Bank, Tata Neu, Axis Bank and the Reserve Bank of India.
EXPERIENCE →AI
JUL 2025
Automated Insurance Claim Processing
A multi-agent AI system that processes healthcare insurance claims end to end.
GPT-4ClaudeLangChainStreamlit
PRIVATE REPOAI
SEP 2025
Agentic AI with LangChain
Agents built on LangChain's ReAct, Plan-and-Execute and Self-Ask patterns.
LangChainRAGFAISSChroma
PRIVATE REPOSystems
NOV 2025
Telemedicine Queue Manager
Patient queues, doctor allocation and appointment flow for a healthcare practice.
PRIVATE REPOML
NOV 2025
Manufacturing Maintenance Scheduler
Predictive maintenance using ML, time-series analysis and optimization.
Time seriesConstraint programmingGenetic algorithmsStreamlit
PRIVATE REPOGITHUB ACTIVITY1192CONTRIBUTIONS
▾
02 — CREATE
ALL POSTSLatest Journal
ENGINEERING
Why I stopped mocking the database
A production incident taught me more about integration testing than three years of tutorials.
6 MIN READ · 2026-07-02AIWhat building a fake AI assistant taught me about the real one
Designing the mock forced architecture decisions I would have skipped otherwise.
5 MIN READ · 2026-06-24Photography
03 — EXPLORE
ALL TRIPS