Mertcan Ç.

Senior Backend Developer | Game Backend | Distributed Systems | Microservices | Go, C#, Node.js

Istanbul, Türkiye

About

Senior Backend Developer with 9+ years of experience building distributed systems, microservices, and high-throughput APIs. I work in Go, C#, Node.js, and .NET. My work spans backend platforms, server-side game systems, and shipped products in commerce, healthcare, XR, and mobile games. Recent work includes Kickoff Tactics, Getmobil, and xPuzzle.

Experience

  • Senior Backend Developer at Birch Games
    Jun 2025 - Apr 2026 · 11 mos

    Built server-side game systems and APIs on Nakama (Go) for Kickoff Tactics, a FIFPro licensed football CCG that reached Top 50 in Europe. Developed Unity UI/UX and client-side features around the backend systems.

  • Freelance Software & AI Integration Developer at Freelance
    May 2024 - May 2025 · 1 yr 1 mo

    Delivered a coffee shop application and website. Built AI-assisted product prototypes for nutrition, image-based calorie estimation, language learning, flashcard generation, and PDF workflows using Google AI Studio APIs.

  • Senior Backend Developer at Kroppa Digital Agency
    Feb 2024 - Apr 2024 · 3 mos

    Migrated legacy serverless applications to a modular microservice architecture. Designed backend architecture for a new dating application, built React frontends, and supported production client work in a busy agency setting.

  • Senior Backend Developer at Getmobil
    Oct 2022 - Sep 2023 · 1 yr

    Helped modernize a legacy Java/Maven monolith into AWS-hosted microservice projects. Cut key page load times from around 5 seconds to around 0.5 seconds. Owned backend architecture and operational workflows across payments, logistics, repair, reporting, and marketplace synchronization.

  • Lead Unity / Full Stack Developer at Kodzilla / FCB Health Reaktor
    Sep 2020 - Oct 2022 · 2 yrs 2 mos

    Started as Senior Backend Developer, then moved into a Lead Unity Developer role and led a 5-person Unity team as scrum master. Delivered a BMW AR application, launch/showroom sites for global pharma clients, and 10+ pharmaceutical AR experiences.