Mesut Erol
Backend & Full-Stack Product Engineer
I build reliable backend systems, enterprise .NET/Java integrations, practical automation, and data-driven software products.
Professional Summary
Product Engineer with over 15 years of software development experience, focused on turning business requirements into reliable software products and backend systems. My core stack includes Java/Spring Boot, C#/.NET, and PHP/Laravel. I use AI and automation to improve delivery speed while staying responsible for code quality, system reliability, and practical outcomes.
15+ Years Experience
Software development across backend, full-stack, QA/SDET, and integration work
SaaS & Products
Backend, enterprise, and cloud-connected systems
Automation & AI Workflows
Practical integrations, automation, and AI-assisted delivery
Featured Projects & Contributions
Selected systems and SaaS products where I contributed to backend development, integrations, workflows, and product delivery.
No projects match the selected filters.
Kurye Clouds - Logistics & Fleet Dispatch Platform
Map-based real-time courier dispatch and fleet tracking management system.
My Role:
Backend & Logistics Engineer
My Contribution:
Built backend flows for map-based courier dispatch, mobile API endpoints, and PostgreSQL data structures. Integrated route matching logic and real-time courier location tracking.
AFAD IRAP - Disaster Risk Reduction Platform
National disaster risk reduction planning and institutional coordination platform for AFAD.
My Role:
Senior Java Backend Engineer
My Contribution:
Worked on Java/OpenJDK and Spring Boot services for inter-agency data integration, role-based access control, and GIS spatial data processing.
Febrics ITSM & Service Management Engine
Enterprise ITIL-oriented service desk, asset tracking, and incident management platform.
My Role:
Senior .NET Core Backend Engineer
My Contribution:
Developed .NET Core Web APIs, workflow rules, and SLA monitoring features for enterprise IT service management.
ParamUP Payment Gateway & E-Commerce Infrastructure
Virtual POS integrations, bank API services, and e-commerce settlement workflows.
My Role:
Payment & Integration Engineer
My Contribution:
Developed payment integration flows, installment-payment logic, and settlement modules using .NET and PHP.
AI PDF Cloud - Batch Print Queue Engine
Batch PDF processing and web-based print queue management.
My Role:
Full-Stack Developer
My Contribution:
Built queue-based batch upload and browser print flows to handle larger PDF workloads, and integrated Google OAuth for sign-in.
Social Media Profile Analyzer
AI-assisted social profile analysis and PDF reporting service.
My Role:
SaaS Product Engineer & AI Integrator
My Contribution:
Integrated OpenAI and OpenRouter APIs for profile analysis and developed supporting data processing, Stripe payment, and PDF reporting flows.
AI Video Watermark Remover
Python/OpenCV desktop tooling for video frame analysis and inpainting workflows.
My Role:
Computer Vision & Python Developer
My Contribution:
Built Python/OpenCV scripts for video frame analysis and inpainting experiments, including batch processing and GPU-oriented tuning.
TikTok to YouTube Shorts Automation Pipeline
Automated short-form video ingestion and YouTube publishing workflow.
My Role:
Automation & Integration Engineer
My Contribution:
Built a PHP automation flow for ingesting short-form video content and publishing through YouTube APIs, with cron and queue-based background processing.
Engineering & Technical Capabilities
Technologies and problem areas I have worked with across more than 15 years of software development.
Backend & Data Systems
Web APIs, relational data modeling, queue-based processing, performance tuning, and production diagnostics.
- ✓ RESTful Web APIs & API Design
- ✓ Database Design & Schema Refinement
- ✓ Queue-Based Processing with Redis/RabbitMQ
- ✓ Performance Monitoring & Production Diagnostics
Languages & Frameworks
Java/Spring Boot, PHP/Laravel, C#/.NET Core, Python, and JavaScript across backend and product work.
- ✓ Java & Spring Boot
- ✓ PHP & Laravel
- ✓ C# & .NET Core Web APIs
- ✓ Python for scripting, automation, and AI integrations
Integrations & Automation
API integrations, OAuth, webhooks, scheduled jobs, AI APIs, scraping tools, and practical workflow automation.
- ✓ n8n and custom workflow automation
- ✓ OAuth integrations & third-party webhooks
- ✓ Puppeteer and web data collection
- ✓ OpenAI/OpenRouter API integrations
How I Work
Practical engineering habits I use to keep delivery understandable, maintainable, and useful.
Business-Driven Engineering
I start by understanding the business problem and expected outcome, then choose an implementation that fits the actual need.
Maintainable Code
I prefer clear, testable, and modular code that can be understood and changed without unnecessary complexity.
Automation Where It Helps
I automate repetitive work when it meaningfully improves delivery speed, reliability, or developer productivity, and I use AI tools as part of that workflow.
Delivery Ownership
I stay involved beyond writing code, including integrations, deployment, troubleshooting, and production follow-up when the project requires it.
Interested in Working Together?
If you are looking for an experienced backend or full-stack product engineer, I would be happy to discuss your team, product, and technical needs.