Available for engineering roles

Khandoker Sefayet Alam

AI/ML Engineer • NLP Researcher • Full-Stack Developer

I turn research and algorithmic thinking into deployable AI systems—combining grounded language workflows, full-stack engineering, and competitive-programming rigor.

1,770

Codeforces max

3,500+

Problems solved

2×

ICPC regionalist

View résumé

Email me

+8801919030974

🇧🇩 Rajshahi, Bangladesh

Current stackPython · NLP · LangGraph

Builder profile

Logic with a human edge.

Signal

CP × Product × AI

01 / Journey

Learning and shipping on one timeline.

Study and work stay visible together. The line connects formal foundations, production experience, and the systems thinking behind both.

StudyCurrent

B.Sc. in Computer Science & Engineering

Rajshahi University of Engineering & Technology (RUET)

Apr 2022 – May 2026 (Expected)

Strong focus on DSA and competitive programming
Built web + mobile projects alongside contests

Work

Industrial Trainee (Apprenticeship)

Vivasoft Limited

Mar 2025

12-day mentor-led MERN attachment
Built MVP with Next.js/Redux + Express REST + MongoDB
LangChain summarization; Git/Husky; Postman

Work

Software Engineer / LLM Evaluator (Contract)

Remotasks (Outlier)

Aug 2023 – Sep 2023

Evaluated programming task outputs
Improved correctness and response quality
Worked on Dolphin, Bee, Bulba projects

02 / Capability matrix

The whole toolkit, at a glance.

No rotating wheel and no waiting for a ticker. All 18 capabilities stay visible, grouped by how I use them to move from problem to product.

Core strengths

The habits behind the implementation.

Data Structures & Algorithms
Problem Solving

Languages

From systems thinking to product scripting.

C/C++
Java
Python
JavaScript
Dart

Frameworks

Web, mobile, APIs, and AI orchestration.

React
Express.js
Django
Flutter
LangChain

Data layer

Pragmatic persistence for production apps.

MongoDB
Firebase (Auth/Firestore)
MySQL

Workflow

Tools that keep delivery inspectable and repeatable.

Git/GitHub
Postman
REST APIs

03 / Selected work

Projects you can compare, not chase.

Five builds live in one spatial directory, led by an explainable agentic system for agriculture. Hover for depth; open the evidence.

Project 01

Featured build

UNKNOWNS AgriSense

LangGraphFastAPINext.jsPostgreSQL + pgvector

Led a multi-agent crop-planning system grounded in farm profiles, BARC data, and live weather
Built explainable crop ranking, seasonal plans, financial projections, and what-if simulations
Persists farmer context and semantic memory while deterministic gates prevent incomplete recommendations

Open live Source

Project 02

Selected build

Blog-Agency-App

ReactExpressMongoDBNodejs

Dashboard for blogs, teams, and services
Role-aware CRUD flows

Open live Source

Project 03

Selected build

Conflicts-Within-The-Journey-for-Identity

GodotGDscript

2D platformer built for BUET Game Jam 2023 (theme: “You are your own enemy”)
Playable build available via Google Drive download (extract and play)

Open live Source

Project 04

Selected build

SellSense (LangChain)

JavaScriptLangChainLLMs

Summarizes buyer-seller chats
Outputs structured records

Source

Project 05

Selected build

Codebook App

FlutterFirebaseGroq API

Snippet manager with real-time sync
AI assistant for explanation/review

Open live Source

04 / Proof of work

Research and results, with receipts.

Competitive results, research, and verified profiles arranged as a chronology—no tabs hiding the evidence.

Active AI / NLP research

Google Scholar

Representation space

Language mapped as relationships

Word2vec · t-SNE

Submitted

Thesis research

NLP Thesis — Sarcasm Detection

Manuscript submitted to IEEE Access · Under review · 2026

Undergraduate thesis focused on sarcasm detection using natural language processing
Submitted to IEEE Access; targeting a Q2 journal outcome
Submission is under review—not presented as accepted or published

Visual: Ewulczyn (WMF), CC BY-SA 4.0

Representation space

Language mapped as relationships

Word2vec · t-SNE

In progress

Journal research