sercankaya

Hey there! I’m Sercan Kaya 👋

Software Craftsman from Turkey

Building robust, scalable systems with 15+ years of battle-tested experience across FinTech, payments, crypto, and enterprise software.

About Me

🏗️ Building sales force automation, geofencing and spatial data processing systems at Ekmob
💳 Integrated 117 Payment Service Providers throughout my career — from PayPal to AliPay, Skrill to UnionPay
💰 Processed million $+ daily transactions across payment platforms
👥 Led engineering teams of up to 11 developers as Head of Software
🏦 Alumni of Global Kapital Group and multiple FinTech ventures
🎮 Action RPG & MMORPG enthusiast — Diablo 4, Ultima Online, New World
🌍 Languages: Turkish (native), English

What I Do

Backend Architecture & System Design
Payment Systems & Financial Integrations
Team Leadership & Engineering Management
Sales Force Automation & Field Operations
Geofencing & Spatial Data Processing

Tech Stack

Languages & Frameworks

Databases

Message Brokers

API

Frontend

Infrastructure & Tools

Patterns & Practices

Modular Monolith CQRS Domain-Driven Design Microservices Event-Driven Architecture Clean Architecture Trunk-Based Development

Career Journey

- Present  │ Software Craftsman        @ Ekmob SFA
- 2026     │ Sr. Software Engineer TL  @ MobileITM (MDM/SCM)
- 2023     │ Sr. Software Engineer TL  @ Softrobotics (Payments)
- 2023     │ Head of Software          @ Wofdex Crypto Exchange
- 2021     │ Software Eng. Manager     @ MobileITM
- 2022     │ Head of Software          @ Phanka Group (FX/Trading/Payments)
- 2020     │ Sr. Dev → Tech Lead       @ Global Kapital Group (FX/Trading/Payments)
- 2016     │ Full Stack Developer      @ Nomad Commerce
- 2014     │ Software Developer        @ Pordiva Bilisim

Highlights

🔹 117 PSP Integrations — Credit Card, China UnionPay, Bank Transfer, E-Wallet, and more 🔹 Million $+ daily transactions processed across payment platforms 🔹 Monolith → Microservices migration (PHP → .NET Core) 🔹 Crypto Exchange — native coin development, smart contracts, real-time PnL 🔹 MDM/SCM — Mobile Device Management with APNs & socket-based policy distribution 🔹 Geofencing — Location-based services with PostGIS and real-time tracking 🔹 MetaTrader 4/5 — FX business integration and trading platform connectivity

AI & Automation

🤖 AI-Native Development — Integrating AI assistants (Claude, Gemini) into daily engineering workflow as architectural advisors, code reviewers, and pair programmers
🧠 Multi-Agent Orchestration — Building and coordinating specialized AI agent pipelines for complex software tasks
🔧 AI-Augmented DevOps — Leveraging AI for code analysis, automated documentation, and intelligent debugging
📊 Prompt Engineering — Crafting structured, context-rich prompts for reliable and reproducible AI outputs

Beyond Code

When I’m not building systems, you’ll find me:

🎮 Grinding ARPGs & MMOs — Diablo series, Path of Exile, Last Epoch, Torchlight: Infinite, Grim Dawn, Ultima Online
🔍 Reverse engineering game clients for fun
🍸 Mixing cocktails at home
⚡ Watching armwrestling content

"The craft is in the details."