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Who is this guy

Who is
this guy?

You are either wondering who this guy is and why you should care, or you are a friend I have forcibly sent this link to.

Either way, you are here now, and it seems only fair to make the introduction worth the click. Bear with me.

Computer science graduate, doing operations at a healthcare revenue-cycle company. Claims, remittances, and working out where two systems quietly stopped agreeing. When the work needs a tool that does not exist yet, I build it: usually in Retool, on PostgreSQL, with more SQL than the request implied.

The parts I enjoy are unglamorous and slightly pedantic. Finding out what a null means before writing the query that depends on it. Naming things properly. Noticing that a dashboard is confidently wrong, which is worse than one being missing.

Outside that: a great deal of music, an indefensible amount of film and television, and a long-running belief that I will one day finish a side project. This site is currently the leading candidate.

Md. Fuadur Rahman
the corridor, which has better lighting than I do
01

What I do all day

mostly SQL, if we are being honest

Commure

Operations Analyst

Jan 2026 — present

Dhaka, Bangladesh

Formerly Augmedix. Healthcare revenue cycle: claims go out, payers respond, and the gap between those two events is where the job lives.

  • Design and own production internal applications on Retool, PostgreSQL, and JavaScript that run revenue-cycle operations across 60+ provider sites.
  • Write advanced SQL (CTEs, window functions, conditional aggregation, subqueries) against large claims and remittance datasets to trace claim lifecycles and surface payment discrepancies.
  • Build operational dashboards that rank exceptions by financial impact, so the queue is ordered by what is worth fixing rather than by what arrived first.
  • Root-cause data inconsistencies across internal systems and external payer platforms, with engineering and product.

Two of these are written up properly: the escalation portal and the blocker triage dashboard. Described in general terms, no patient data.

02

What I work with

grouped by what it is for, not by how good I claim to be

Data

Getting a straight answer out of a database that would rather not give one. Advanced SQL against claims and remittance data large enough that the query plan matters.

  • SQL
  • PostgreSQL
  • MySQL
  • SQLite
  • Schema design
  • Query optimization
  • pandas
  • NumPy

The blocker triage dashboard is mostly this

Applications

The half someone actually clicks. Retool at work, Flask and a normal web stack before it. Roles, stages, audit trails, bulk operations: the scaffolding that decides whether a tool gets used twice.

  • Retool
  • JavaScript
  • Python
  • Flask
  • SQLAlchemy
  • REST APIs
  • MVC
  • PHP
  • HTML
  • CSS
  • Bootstrap

The escalation portal, all five stages of it

Machine learning

University, the thesis, and the IEEE paper. Text classification at scale, and evaluating LLM and RAG systems in Bangla, where the methodology has to be built before any result means anything.

  • TensorFlow
  • PyTorch
  • Scikit-learn
  • NLTK
  • Word2Vec
  • GloVe
  • LLM / RAG evaluation

339,998 question-answer pairs, five models

Hardware

Two Arduino builds, and the discovery that a loose wire does not print a stack trace. The safety wearable runs I²C, SPI and UART at once, on an Uno close enough to its memory ceiling that string operations had to go to make room.

  • Arduino
  • I²C
  • SPI
  • UART
  • Sensor fusion
  • Servo motors
  • RFID
  • GSM / GPS
  • Power circuits
  • Digital logic
  • Pneumatics

The wearable, and the report behind it

The rest of the desk

Furniture rather than skills. Table stakes, all of it, and I would be suspicious of anyone listing them as achievements. Including me.

  • Git
  • Linux
  • Postman
  • Jira
  • Agile
  • Code review
  • C
  • Django (basic)
  • Notion
  • Google Sheets

This site

Picked up while building the thing you are reading. Server components by default, CSS scroll-driven animation instead of a library, and a written record of why.

  • Next.js
  • TypeScript
  • React
  • Tailwind CSS

You are looking at the evidence

No percentages, no five-star ratings, no bars. Bangla is native and English is fluent, which are the only two proficiencies on this page anyone can actually verify.

03

Where I studied

in reverse, because that is the order you care about

BRAC University

Jan 2022 — Feb 2026

B.Sc. Computer Science and Engineering

Highest Distinction

Where the actual computer science happened. Databases, algorithms, operating systems, software engineering, machine learning, and a thesis on evaluating Bangla LLM and RAG chatbots, which is harder than it sounds because there is no benchmark to borrow.

Built along the way

  • Lost & Found tracking system · Flask, PostgreSQL
  • Question-answer text classification · 339,998 pairs, five models
  • Flood prediction for disaster response · scikit-learn
  • Nom-Nom Express, a food delivery platform · PHP, MySQL
  • Smart safety wearable · Arduino, GSM, GPS
  • Automated car parking · Arduino, servos, pneumatic lift
  • Movie genre prediction · the IEEE paper, ICCIT 2023

The ones worth a full write-up are on Exhibits, with the code, the decisions, and what each one cost.

Honours

  • Vice Chancellor's List
  • Dean's List
  • BRAC University Merit Scholarship, 2024–2026
  • 1st place, Pre-Thesis II Research Exhibition

Rajshahi Government City College

2018 — 2020

HSC

GPA: 5.00

Two years, of which I attended three days. The number on the Lore page is not a typo. My HSC was then cancelled by a pandemic, which remains the most dramatic thing on my academic record.

Seroil Government High School

2010 — 2018

SSC

GPA: 5.00

Eight years, one building, the same friends throughout. I started a year early because of a rumour my mother heard, which is the best story on this website and is therefore on a different page.

Seroil Government High School, seen across the field
the one building
04

Rooms, booked and unbooked

BRAC University Debating Club

Director of Human Resources

2023 — 2024

Not academic, not a job, and easily a third of what I got out of university, so it is filed on its own.

  • Ran the people side of a club that lives or dies on whether volunteers turn up.
  • Organised BracU Open 2024 and two intra-university tournaments.
  • Learned more about scheduling under constraint than any course taught me, which I say as someone who took Operating Systems.
05

Receipts

adjectives are free; these are not

Every CV makes the same four claims, and every reader discounts them to nothing, correctly. Here are mine with the evidence attached, so you can reach your own verdict.

Hard-working
I started at Commure on the first of January 2026. My final undergraduate exams were on the thirteenth and fourteenth. My thesis defence was on the thirty-first. Nothing got moved, and I would not recommend the schedule to anyone.
Fast learner
I had not opened Retool before January 2026. Three applications later, revenue-cycle operations across 60+ provider sites run on things I built in it, and it is now the tool I open most days. Notion arrived the same month and went the same way.
Adaptable
I was hired to do operations. Nobody asked me to write software; the work kept needing tools that did not exist, so I wrote them. The job description has still not been updated.
Passionate about AI
My thesis had to build its own evaluation methodology for Bangla LLM and RAG chatbots, because no benchmark existed to borrow. The method was the contribution. Two years earlier, my IEEE paper trained a movie-genre classifier on AI-generated data. That was 2023.

Next

Exhibits

Enough about me. The things themselves: four case studies, the research, and every smaller build, each one arguing its decisions rather than listing features.