Najish Mahmud | Full-Stack & AI Engineer

Full Stack Engineer

Full-stack TypeScript engineer with 4+ years building production web applications across React, Next.js, Express, NestJS and TypeScript. Experienced in delivering end-to-end features including AI inference visualization, open banking integrations, and complex UI systems. Currently completing an MSc in Artificial Intelligence at the University of Bedfordshire.

njayman.com github.com/njayman codeberg.org/njayman linkedin.com/in/najishmahmud

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Malda Limited, London, UK

Fullstack TypeScript Developer — Nov 2025 – May 2026

Implemented Atto open banking integration end-to-end: reverse-engineered OAuth consent flow from incomplete API docs, built bank account linking modal and transaction sync pipeline for automated rent reconciliation.
Delivered Finance page from scratch: rent charge management, transaction uploads, and reconciliation UI visualizing AI-generated payment-matching suggestions with confidence scores.
Built full-stack features across a Next.js/NestJS property management platform: controllers, services, and APIs for properties, finance, and document modules.
Revamped dynamic form builder to support 30+ AI-extracted house rental document types; built hierarchical property-unit selector for multi-unit management.

Therap (BD) Ltd, Dhaka, Bangladesh

Software Engineer — Jun 2023 – Aug 2025

Led ground-up development of an internal React + TypeScript UI component library as first React hire: DateTimePicker, Data Table, Localization Context with Storybook docs and unit tests (Jest, React Testing Library); library powers the UI overhaul of electronic health records used across 26 US states.
Developed QA Assistant notification system: real-time form rejection alerts surfaced via a floating Web Component embedding React, enabling reuse of the internal component library within legacy JSP pages; owned end to end.
Built web components integrating legacy jQuery/JSP widgets with React, bridging old and new frontend architectures.
Mentored new recruits on React/TypeScript patterns and component architecture.

Kernel International Ltd., Dhaka, Bangladesh

Fullstack Developer (Freelance) — Jan 2022 – Jul 2026

Built Jacks Burger (UK) admin panel with Next.js + PayloadCMS: customer management, coupons, table management, and branch-level inventory reporting.
Configured Jitsi WebRTC video infrastructure for Medibee's early platform, supporting live sessions for 20–30 concurrent users.
Managed client relationships end-to-end via Fiverr: gathered requirements, scoped solutions, and iterated to delivery across multiple projects.
Maintained Medibee and NoticeBee post-launch: CI/CD via Coolify, deployments, and feature updates.

Mir Info Systems Limited, Dhaka, Bangladesh

Software Engineer — Mar 2022 – May 2023

Built near-realtime payment analytics dashboard using TanStack Query/Table with 5-min auto-fetch, live metrics, and filterable paginated tables.
Built backend services with Node.js, FastAPI, and Django; deployed Rasa chatbot end-to-end including custom action server and containerization.

orcchh

Agentic inference routing across N configurable compute tiers (Python, PyTorch). From-scratch PPO policy with invalid-action masking, self-reporting device agents with calibration classifiers, and an OOD/entropy fallback; deployable as Docker/k8s services. Evaluated with real DistilBERT/BERT-large inference against 8 literature baselines.

nbkit

Convert Jupyter notebooks (.ipynb) to Markdown or plain text, no kernel required. Zero-dependency TypeScript core library, an MCP server for AI agents, and a Next.js web app.

proz

Cross-platform CLI + TUI project launcher built with Go, Bubbletea and Cobra. Fuzzy-find and jump between projects from any terminal.

Galaxy Impact

Top-down bullet-heaven space shooter (C++, raylib, CMake): escalating enemy waves, skill-based leveling, shared-move-pool bosses, and a web build via Emscripten.

noticable

My fork and rebuild of NoticeBee, Kernel International's realtime notice platform (Socket.io, React) that I maintained; NoticeBee is adopted by 100+ govt. colleges under CEDP. Adds an admin dashboard and kiosk display mode, with v2 adding offline/online status, multipart uploads, and layout management.

medible

My fork and rebuild of Medibee, Kernel International's medical student subscription platform (React/Vite/Express monorepo) that I maintained; Medibee has 1,000+ active subscribers.

brain.md Skills

Agent Skill/MCP plugin that teaches AI coding agents (Claude Code, Cursor, VS Code Copilot) to connect to and use brain.md, a local-first Markdown knowledge vault: auth, search, and note read/write across 16+ tools.

Education

University of Bedfordshire, Luton, UK

MSc in Artificial Intelligence — Sep 2025 – Sep 2026

Islamic University of Technology, Dhaka, Bangladesh

BBA in Business and Technology Management — January 2018 – May 2022

Research

Mahmud, N. and Chowdhury, T.A. (2024) "Survival Prediction of Septic Patients Using Boosting and Oversampling Techniques", 2024 International Conference on Machine Learning and Cybernetics (ICMLC), pp. 71–76.

https://doi.org/10.1109/icmlc63072.2024.10935134