Available

[ Software Engineer · Istanbul, TR ]

HASAN
YIGIT
KAYA

Backend systems, mobile apps, developer tooling. 3+ years shipping code that holds up under real conditions.

3+
Years experience
600
Test cases automated
4
Companies worked at
7.5
IELTS band score
Currently at Huawei
Stack FastAPI · Flutter · TS
Location Istanbul 🇹🇷
English C1 — IELTS 7.5
FastAPIFlutterHarmonyOSTypeScriptJenkins CI/CDAWSAndroidSolidityRiverpodClean ArchitectureDockerBlocFastAPIFlutterHarmonyOSTypeScriptJenkins CI/CDAWSAndroidSolidityRiverpodClean ArchitectureDockerBloc
01Work Experience

EXPERIENCE

Huawei
MAR 2025 → NOW
Current

Software Developer

Building production REST APIs with FastAPI. Developing smartwatch and cross-platform apps in HarmonyOS with TypeScript. Automated 600+ UI test cases on OpenHarmony with Hypium/TestKit. Implemented full Jenkins CI/CD pipeline and built internal log-analysis tooling. Contributing to developer docs and community forums.

FastAPITypeScriptHarmonyOSJenkinsOpenHarmonyCI/CD
Mobilist
NOV 2023 → MAR 2025

Flutter Developer

Delivered four production apps: Parakolay (fintech Flutter Web + Riverpod), Amber (events app with Google Maps + live location), Kerim Çelik (full e-commerce built from scratch), and Velox (factory production app with thermal printer integration). Code reviews, clean arch refactors, and deep link implementations throughout.

FlutterDartRiverpodGoogle MapsNavigator 2.0
Intertech
SEP 2022 → AUG 2023

Android Developer

Led Android 13→14 migration, replaced GetX with Bloc, maintained legacy features. Simultaneously ran a blockchain internship: DeFi protocol research, writing/auditing Solidity smart contracts with Hardhat, and joined live mobile project RADAR.

AndroidKotlinBlocSolidityHardhat
Mobven
JAN 2022 → FEB 2022

Android Intern

Monitored and optimized live Android app performance at code level. Fixed bottlenecks and bugs. First exposure to production mobile engineering.

AndroidKotlin
02Tech Stack

THE STACK

Backend
API & Infra
FastAPIREST APIsDockerJenkinsAWSCI/CDPerformance tuning
Mobile
Cross-Platform
FlutterDartAndroid/KotlinHarmonyOSTypeScriptSmartwatch apps
Architecture
Design Patterns
Clean ArchitectureBlocRiverpodMicroservicesSystem design
Testing
QA & Automation
HypiumTestKitUI automationUnit testingHardhat
Blockchain
Web3
SoliditySmart contractsDeFiDAppsContract auditing
Languages
Communication
Turkish (native)English C1IELTS 7.5
03Selected Projects

PROJECTS

02
Events & Entertainment
Amber

Real-time Google Maps integration with continuous location tracking. Built a custom Navigator 2.0 router to handle the app's complex deep-linking hierarchy.

FlutterGoogle MapsNavigator 2.0
03
E-Commerce · Built from Zero
Kerim Çelik

Full app from first line to production. Wireframes, animations, deep links, and Riverpod 2.0. Every screen and state built from scratch.

FlutterRiverpod 2.0Animations
04Education & Certifications

CREDENTIALS

01
BSc Computer Engineering
Bahçeşehir University · 2019–2023
02
IELTS — Band Score 7.5
British Council / IDP
03
General English C1
ELC Brighton
04
HarmonyOS Developers Certification
Huawei
05
Neural Networks & Deep Learning
deeplearning.ai
06
CS50's Introduction to Python
Harvard / edX
🏆
U18 A Men's Basketball Turkey Championship
National Champion
🏆
U16 A Men's Basketball Turkey Championship
National Champion
05Get in Touch
LET'S
TALK
WORK.

Open to full-time roles, freelance, and interesting side projects. Backend, mobile, or anywhere in between.