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Abdulkader Tarrab Refaee <br>Senior Software Engineer

Abdulkader Tarrab Refaee
Senior Software Engineer

Engineering Team Lead

AI & LLM Engineer

Flutter & Full-Stack Developer

Embedded & IoT Engineer

Istanbul · Open to remote & relocation

Resume
Contacts
Portfolio

Hello

I lead engineering teams and ship production systems end-to-end — from AI / LLM pipelines used by newsrooms such as Al Jazeera and Middle East Eye, to Flutter apps with 100k+ downloads, Next.js / Laravel / FastAPI platforms, and BLE-connected IoT firmware on STM32 / ESP32.

Istanbul, Türkiye · Open to remote & relocation · Arabic (native) · English (fluent) · Turkish (advanced)

Resume   Portfolio   Contact   LinkedIn   GitHub   Download CV

In numbers

Ten years of shipping software that real businesses run on.

Years in production software
0 +
Commercial products delivered
0 +
Apps live on Google Play & App Store
0
Downloads in 2 months (AI Blood Test Analyzer)
0 k+
Users on Kantesti, a platform I co-build (127 countries)
0 M+
Websites in production on 4 continents
0 +
Engineers & designers led (8 + 2)
0
Languages shipped with full RTL
0

What I do

AI & LLM Engineering

GPT-4o, Claude, Whisper / Speechmatics speech-to-text, RAG, embeddings, vector search, agentic workflows, MCP (Model Context Protocol), tool use, self-hosted Llama / Mistral / DeepSeek via Ollama.

Mobile

Flutter (Riverpod · Bloc · GoRouter), Capacitor, native Android (Java); App Store / Google Play releases with Fastlane & Codemagic.

Full-Stack & Backend

Laravel 11/12, FastAPI, Node.js, Next.js 15 / React 19 / TypeScript, Supabase, WordPress & WooCommerce; REST, GraphQL, gRPC, WebSockets.

Embedded & IoT

STM32 + FreeRTOS, ESP32-C3, custom BLE protocols, MQTT, Modbus / CAN / RS-485, PCB design.

Cloud & DevOps

Docker, Kubernetes, GitHub Actions CI/CD, AWS · GCP · Cloudflare · DigitalOcean, Nginx / Traefik, observability.

Engineering Leadership

Team lead for 8 engineers + 2 designers, code review, RFCs / ADRs, system design, Agile / Scrum.

Featured work
Flutter · AI · 2M+ users
Kantesti — AI Blood Test Analyzer

Flutter app for an AI medical platform with 2M+ users in 127 countries. 100k+ Google Play downloads in the first two months. Details

Flutter · Laravel 11 · Stripe Connect
KopKap — Global Pet Marketplace

iOS, Android and web marketplace: escrow payments, Agora live streaming, real-time chat, multi-currency wallet. Details

Laravel 12 · GPT-4o · Whisper
Ekteb.ai — AI video & newsroom platform

Download → transcribe → translate → montage → publish, built for Wisdar Network and used by Al Jazeera and Middle East Eye. Details

FastAPI · Celery · React 19
Mrsad — social-media & news monitoring

Headful browser crawler fleet, 3-tier news engine, speech-to-text microservice, Arabic-RTL analyst console. Details

Flutter · BLE · STM32 / ESP32
Maxterm — MWF Metal Detectors

Companion app with a hand-built 3D engine, 8 detection systems, 9 languages, plus the detector firmware and BLE stack. Details