edge-case-testing

QA Engineer & Technical Writer portfolio. 2,500+ issues filed across 380+ open-source projects | 60+ technical documentation pieces created | 4+ years enterprise PDF testing | 8 years professional rescuer background (attention to detail in life-critical scenarios).

WORKIST – Kişiye Özel Freelance İlan ve Hizmet Platformu WORKIST, kullanıcıların ihtiyaçlarına yönelik freelance hizmet ilanları oluşturabildiği, ilanlarını yönetebildiği, diğer kullanıcılarla sohbet edebildiği ve sunulan hizmetler hakkında değerlendirme yapabildiği modern bir freelance platformudur.

Personel ve Yönetici Çalışan Yönetim Sistemi — çalışan takibi, kişisel paneller ve idari yönetim için bir ön yüz platformu.

Turn physical receipts into structured data instantly. Built with Next.js and Google Gemini, featuring built-in edge-case handling, confidence scoring, and analysis logs.

Lightweight mock server for custom delays, HTTP status codes, and mutated JSON schemas.

Reproducible archetype-based train/test splitting and benchmarking for ML data sets

MILK, yerel üreticiler ile tüketicileri buluşturan, gerçek zamanlı mesajlaşma ve sosyal etkileşim özelliklerine sahip bir pazar platformudur.

Fully validated Roman numeral converter with manual/regex engines, round-trip tests, benchmarks, and cross-platform support.

Production QA mindset applied to frontend: input validation, data persistence, and edge-case defense — with automated test suite.

Python CLI tool for converting US knitting terminology to UK equivalents in PDF patterns, with a unit-tested text-processing core and CI-verified test execution.

Deterministic test data with a rarity dial. Valid DNIs, IBANs, cards and emails, including the ones that break your code.

AI-augmented API + UI test automation framework — pytest, Postman, Playwright, GitHub Actions CI/CD, and LLM-driven edge-case generation.

Lotide is a mini-clone of the Lodash library, created to understand how utility libraries work under the hood. This project demonstrates fundamental JavaScript programming, test-driven development, algorithm implementation, and npm package publishing. It showcases secure coding practices through input validation, type safety, and more.

Custom CSV to JSON converter API with PostgreSQL integration and age distribution reporting