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Software Engineer & Founder

Hi, I'm Abrar.

I'm a builder, and I build software. Right now I'm building Kidsdemy, a Bengali-native learning platform that helps kids become better thinkers and problem solvers.

Abrar Mahmud Hasan smiling, wearing a cap, glasses and a blue floral shirt, on a hillside road
1+
Years experience
15+
Projects built
5
Awards won
1,200+
Users reached

Now building

Kidsdemy (PMF Testing)

A mobile-first, Bangla-language learning platform for Grade 3 to 5 students in Bangladesh. I built the full stack and authored the NCTB-aligned Math curriculum on reusable lesson components, with automated tests that re-derive every quiz answer.

  • Grade 3–5
  • Bangla-first
  • 27 chapters
  • 175 lessons
  • 202 quizzes
  • Next.js
  • Postgres
  • Redis

Recognition

  • BUET CSE Fest - DevOps Hackathon

    Champion · 2026

  • BUP CSE Fest Hackathon

    1st Runner-up · 2026

  • IEEE NSU Future Builders Hackathon

    1st Runner-up

  • HackCSB Hackathon

    Finalist

  • Robi 10 Minute School ICT Olympiad

    Champion · 2022

All achievements →

Experience

  • Founder, Kidsdemy

    2026 – Present

  • Product Builder, Doodlepad

    Sep 2026 – Present · Part-time

  • Software Engineering Intern, Intelsense AI

    Jan 2026 – Apr 2026

  • Junior Software Engineer, Shahrish Engineering and Construction Ltd (SECL)

    Dec 2024 – Sep 2025

Full experience →

Selected projects

  • Upay Compass

    A standalone AI-powered financial companion, in Bangla and English, built for the DIU-CPC AI Hackathon.

    • TypeScript
    • Next.js
    • Supabase
    • OpenAI

    Finalist, DIU-CPC AI Hackathon 2026.

    Read case study →
  • Sentinel

    A multi-agent LangGraph system that audits codebases in parallel.

    • LangGraph
    • semgrep
    • pip-audit
    Read case study →
  • Valerix

    Order and Inventory backend services built for fault tolerance under load.

    • RabbitMQ
    • Prometheus
    • Microservices

    Champion, BUET CSE Fest 2026.

    Read case study →
  • HealthX

    An AI-powered, offline-capable telehealth platform for Bangladesh's hill tracts and rural regions.

    • Gemini
    • OpenStreetMap
    • Overpass API

    1st runner-up, FutureBuilders 2025.

    Read case study →
All projects →

Expertise

Languages
  • Go
  • Python
  • TypeScript
  • Java
  • C++
Backend & APIs
  • FastAPI
  • Gin
  • Django
  • Spring Boot
  • Next.js
  • Node.js
  • Express
Databases & Messaging
  • Postgres
  • Redis
  • MongoDB
  • RabbitMQ
Infrastructure & Observability
  • Docker
  • Prometheus
  • Grafana
  • Cloudflare
  • Railway
  • Vercel
Frontend
  • React
  • Next.js
  • Redux
  • TanStack Query
  • Tailwind CSS
AI & ML
  • LangGraph
  • RAG
  • LoRA
  • Gemini API
  • Ollama
  • YOLO

Books I recommend

  • Pother Pachali, Bibhutibhushan Bandyopadhyay. A portrait of rural Bengal in the 20th century.
  • Siddhartha, Hermann Hesse. A man's search for himself in the time of the Buddha.

Contact