Cihad Cengiz
Backend Developer
Result-oriented Backend Developer with 4+ years of experience designing scalable systems. Expert in distributed architectures, IoT solutions, and real-time systems. I bridge complex backend logic with frontend requirements to deliver robust, end-to-end solutions.
Experience
Dec 2022 — Jul 2025
Remote
Full Stack Developer
Çözüm Makina
- •Engineered end-to-end IoT systems using Node.js, Express.js, Next.js, React.js, Vue.js, MongoDB, MySQL, RabbitMQ, MqTT, WebSocket, and Docker
- •Developed scalable E-commerce platforms from scratch
- •Designed and integrated scalable RESTful and GraphQL APIs
- •Collaborated cross-functionally with designers and product managers
- •Reviewed and optimized existing codebases to improve performance and stability
- •Mentored junior developers and provided code reviews
- •Translated business requirements into technical specifications
Feb 2022 — May 2022
Cosenza, Italy
Full Stack Developer
Extramus.eu
- •Developed user interfaces with modern JavaScript frameworks, HTML5 and CSS3
- •Used PHP Laravel, Sequelize and MySQL to develop and manage databases
- •Reviewed code, debugged problems and corrected issues
- •Mentored junior members and delivered training to boost team skill set
- •Worked with back-end developers to design APIs
- •Designed and implemented RESTful APIs
- •Database management and optimization
Jan 2019 — Jun 2019
Istanbul, Turkey
Web Developer
E2 Design
- •Wrote custom HTML and JavaScript for existing websites
- •Troubleshot and debugged code ensuring compatibility with devices, browsers and operating systems
- •Reviewed code, debugged problems and corrected issues
- •Contributed ideas and suggestions in team meetings
- •Cross-browser compatibility testing
- •Custom web development
Technical Skills
Specialized in backend development with extensive experience across the full stack
Languages & Core
- JavaScript
- TypeScript
- Node.js
- Python
- PHP
Backend Frameworks
- Express.js
- Next.js
- GraphQL
- Apollo Server
- CodeIgniter
Frontend & Mobile
- React
- Vue.js
- Tailwind CSS
- React Native
- Expo
Databases
- MongoDB
- MySQL
- PostgreSQL
- Vector Databases
- Redis
DevOps & Deployment
- Docker
- CI/CD
- Automation
- Database Architecture
- Deployment
Server Management
- Nginx & Apache
- Domains & DNS
- Networking
- TLS/SSL
- SSH & Firewalls
IoT & Communication
- WebSocket
- MQTT
- RabbitMQ
- IoT Systems
- Real-time Systems
AI & Automation
- LLM Tools
- Prompt Engineering
- AI Context Engineering
- Embeddings
- Chatbots
Specialized Skills
- E-commerce Platforms
- Web Scraping
- Data Visualization
- Management Systems
- Notification Systems
Additional Experience
Featured Projects
Basket Guy — In Development
Developing a Unity 3D arcade game focused on responsive controls, clean game feel, and fast iteration. Building core gameplay mechanics, UI flows, and polish with an emphasis on performance and player feedback.
SenseiParts.com
Built the entire backend for the SenseiParts.com e-commerce platform end-to-end. Designed and implemented APIs, database models, integrations, and production deployment. Implemented rate limiting, authentication, and request routing across 10+ microservices.
Prompt Generator
Built a coding assistance tool that helps engineers write clearer, more effective prompts for an AI coding agent. Turns vague requests into structured requirements, constraints, and step-by-step implementation plans.
AI Enhanced Document QA System
Built a document Q&A system with file uploads, PDF parsing, and retrieval-augmented generation. Backend uses Express.js with LangChain and OpenAI, with Pinecone integration for vector storage and retrieval.
Work-OK
Built an internship aggregator website to streamline the internship search process. Aggregates listings and presents them in a searchable interface with filtering and direct links to applications.
KA-FA1500 Trading Bot
Built an automated trading bot with an MT5 integration and an enhanced Bollinger Bands strategy. Implements cooldown handling, trend-based entries, and single-position risk management to reduce overtrading.
Recommendation
“Mr. Cihad Cengiz made significant contributions to our company through his technical expertise, growth-oriented mindset, and project-focused approach. He has proven himself to be a responsible, detail-oriented, and solution-focused team member who does not shy away from taking initiative during software development processes.”
“His collaborative attitude and willingness to continuously learn in technical areas have made him stand out. In particular, his proficiency in modern web technologies enabled him to play an active role in ensuring the timely and satisfactory delivery of software projects.”
Şahin Nazlı
Director of Software & Information Systems
Çözüm Makina
Let's Work Together
I'm always interested in hearing about new projects and opportunities. Feel free to reach out if you'd like to discuss backend architecture, system design, or potential collaborations.