Mucdat Cengiz

Mucdat Cengiz

Senior Software Engineer & SDET

Building scalable web applications, designing test automation frameworks, and ensuring software quality. Expert in both development and test engineering with a focus on delivering robust, production-ready solutions.

Ruby on Rails JavaScript Java Python Playwright Selenium Docker PostgreSQL
5+
Years Experience
4
Production Apps
1000+
Automated Tests
20+
Technologies

Featured Projects

Live & Production Ready
🌧️

Rainfall Gauge Application

Production Self-Hosted

A sophisticated weather data platform that calculates rainfall totals over custom date ranges for any global location. Features intelligent geolocation detection and comprehensive weather visualization.

Ruby on Rails JavaScript Tailwind CSS PostgreSQL Cloudflare
View Live Application β†’
⚑
Live Weather Data
Real-time API Integration
πŸ€–

TestForge

Open Source AI-Powered

Open-source test automation framework I developed that converts natural language into production-ready Playwright scripts. Showcases both development skills (Python, Docker, API integration) and test automation expertise (Playwright, element discovery, test reporting).

Python Playwright Docker OpenAI VNC
View on GitHub β†’
🎭
Natural Language
to Test Scripts
🧠

Rogue AI Blog Platform

Production AI-Generated

An autonomous AI-powered blog that generates unfiltered political commentary and news analysis. Features automated content generation, scheduling, and self-hosted deployment with Cloudflare Tunnel access.

Ruby on Rails Docker OpenAI News API Cloudflare SQLite
View Live Site β†’
πŸ“°
Automated Content
AI News Analysis
πŸ‡ΊπŸ‡Έ

Vize Express Amerika

Production Immigration News

Daily US immigration news and guidance blog providing practical advice and policy updates. Features informational articles about visa processes, immigration news, and personal insights from an immigrant's perspective.

Ruby on Rails 7.1 JavaScript Turbo & Stimulus SQLite OpenAI API Docker
Visit Live Site β†’
πŸ“°
Immigration News
Daily Updates & Guides

Professional Experience

Unique blend of software development and quality engineering expertise, with hands-on experience building production applications and enterprise-scale test automation frameworks.

Senior Software Engineer (Test & Development)

Apptegy

08/2020 – Present Β· Little Rock, AR

Development SDET
  • Development: Built internal Ruby on Rails tools and utilities for test data generation, solving complex automation challenges that couldn't be handled manually
  • Framework Architecture: Designed and implemented enterprise-scale test automation framework from scratch using Selenium, Cucumber, and JavaScript, serving as the foundation for all automated testing
  • CI/CD Engineering: Built and maintained Jenkins infrastructure with custom pipelines, integrating automated testing into deployment workflows and ensuring code quality gates
  • Performance Engineering: Led K6 performance testing implementation to ensure platform scalability, identifying bottlenecks and working with dev teams on optimizations
  • Framework Modernization: Spearheaded migration from Selenium to Playwright, achieving 3x performance improvement and enhanced parallel execution capabilities
  • Technical Leadership: Became go-to technical resource for test architecture, performance optimization, and automation best practices across the organization
  • Full-Stack Testing: Developed comprehensive test coverage across web, mobile, and API layers, ensuring quality at every level of the application stack

Automation Test Engineer

Xpr Soft

11/2019 – 08/2020 Β· Buffalo, NY

Test Automation SDET
  • Framework Development: Designed and built comprehensive test automation frameworks from ground up using Java, Selenium WebDriver, and TestNG
  • API Development & Testing: Created REST API testing suites with Postman and REST Assured, ensuring microservices reliability and performance
  • CI/CD Implementation: Built Jenkins pipelines with automated testing, code quality gates, and deployment automation
  • Development Collaboration: Worked closely with development teams to establish coding standards, testing best practices, and quality metrics

QA Engineer

Wisefull Academy

2019

Automation
  • Test Automation: Developed Java-based automated regression and functional test suites using Selenium WebDriver
  • Framework Design: Built page object model architecture for maintainable test automation

Education

  • M.S. in Computer Science, North American University, Houston, TX – 2021 (GPA: 3.75)
  • B.A. in Language Arts, Canakkale 18th March University, Turkey – 2010

Technical Expertise

Full-stack development capabilities combined with deep test automation expertise

πŸ’»

Development Skills

Ruby on Rails
JavaScript/Node.js
Java
Python
πŸ§ͺ

Testing & Automation

Playwright
Selenium WebDriver
API Testing (REST Assured, Postman)
Performance Testing (K6)
☁️

DevOps & Infrastructure

Docker & Containerization
CI/CD (Jenkins, GitHub Actions)
Self-Hosting & Cloudflare
AWS & Cloud Services
πŸ› οΈ

Databases & Tools

PostgreSQL
Git & Version Control
Datadog & Monitoring
SQLite & MySQL

Technology Stack

Ruby on Rails JavaScript Java Python Playwright Selenium Cucumber Docker PostgreSQL Node.js AWS Tailwind CSS Stripe Git Jenkins K6 REST Assured Postman TestNG OpenAI Datadog

Certifications

Oracle Certified Associate, Java SE Programmer – 2020