Onur UNLU

General Manager @MB Oyun Pazarlama A.Ş. | COO & CTO @Joygame | Game Technology & Publishing

Istanbul, Istanbul, Türkiye

About

I have been writing software since 2007 and working in the game industry for over a decade. I joined MB Oyun Pazarlama A.Ş. in 2013 and have been involved in Zula from its early development stages to large-scale live operations. Over the years, I worked on and led backend development, system architecture, DevOps, live operations, and publishing processes, supporting tens of thousands of concurrent players across multiple datacenters worldwide. I built and managed multidisciplinary teams covering backend, frontend, DevOps, and system administration. Currently, I serve as Management Director at MadByte Games and CTO at Joygame, overseeing game development, publishing, live operations, and technology strategy.

Experience

  • Joygame Publishing (Istanbul, Türkiye)
    • COO
      Feb 2026 - Present · 5 mos

    • CTO
      Mar 2024 - Present · 2 yrs 4 mos

  • MadByte Games (Full-time · 12 yrs 8 mos)
    • Management Director
      Nov 2024 - Present · 1 yr 8 mos

      Leading overall business and technology strategy at MadByte Games, overseeing product, publishing, engineering, and live operations. Responsible for organizational growth, P&L, and cross-functional alignment across development, publishing, and operations teams. Driving company-wide decision-making, scaling processes, and market expansion strategies.

    • Head of Publishing
      Aug 2022 - Nov 2024 · 2 yrs 4 mos

      Led publishing and live operations for Zula, owning product performance, monetization, and player lifecycle management. Managed cross-functional teams across product, marketing, and operations to drive engagement and revenue growth. Defined liveops strategy, in-game events, and content planning to optimize retention and monetization.

    • Head Of Fullstack Development
      Jan 2019 - Nov 2024 · 5 yrs 11 mos

      Built and led the full-stack engineering organization, developing the game’s backend architecture from scratch and scaling it to support 70K+ concurrent users. Designed and implemented high-performance, real-time systems handling 100K+ database operations within seconds, ensuring low-latency and stable gameplay in the absence of persistent socket connections. Owned core platform components including matchmaking systems, game server orchestration, and real-time service layers. Managed a cross-functional team (backend, frontend, DevOps, system administration), establishing development processes, delivery standards, and continuous improvement practices. Directed infrastructure, security, and maintenance operations, including protection against DDoS and ransomware threats, ensuring 24/7 service availability. Led global deployment and live operations across multi-region infrastructure (7 data centers), maintaining seamless gameplay experience worldwide. Technology Scope: Distributed systems, real-time architectures, cloud platforms, data pipelines, and scalable backend services.

  • Lead Software Developer at BoomByte Games GmbH
    Apr 2021 - Sep 2022 · 1 yr 6 mos

    Led the development organization for Zula Mobile (Turkey), overseeing both backend and game engineering teams, including Unity developers and backend engineers. Owned the design and implementation of scalable backend architecture, including serverless systems (Azure Functions), microservices deployed on Kubernetes, and PlayFab integrations. Directed the development of core platform components such as matchmaking systems and server orchestration layers to support real-time multiplayer operations. Established and managed end-to-end software delivery processes, including QA strategy, CI/CD pipelines, and release management for mobile platforms. Expanded scope from PC to mobile, leading the transition into mobile development, testing, and publishing, and building the necessary processes and team structure to support it. Delegated operational responsibilities following successful organizational and technical handover.

  • Senior Software Developer at Trive
    Sep 2012 - Nov 2013 · 1 yr 3 mos

    Led the end-to-end development and delivery of multi-country FOREX trading platforms, web applications, and high-traffic websites for a UK-based financial services company, supporting operations in 40+ countries. Owned the architecture and delivery of core platforms, including CMS, payment systems, and real-time financial data infrastructure. Directed localization and multi-region expansion strategy, enabling scalable multi-language architecture and successful market launches (including Turkey operations and options trading platforms). Defined system architecture, performance optimization, and integration strategies to ensure reliability and scalability across global markets. Technology & Expertise: • Backend & Web Application Architecture (.NET ecosystem) • Real-time Data Systems & Event-driven Architecture • Payment Systems & Financial Integrations • Relational Databases & Data Modeling • Version Control & SDLC Management

  • Software Developer at Alışan Group
    Jan 2008 - May 2012 · 4 yrs 5 mos

    Contributed to the design and delivery of enterprise software solutions for large-scale clients within the Alışan Group ecosystem, including global and regional organizations across energy, logistics, and FMCG sectors (e.g., Shell, BP, IBM, Novartis). Played an active role in backend development, database design, and system architecture for multiple customer-centric platforms, supporting operational efficiency, field processes, and contract management. Contributed to the development of: * Field audit and mobility solutions, enabling real-time data collection and reporting for distributed operations * Operational tracking systems, improving process standardization and compliance (e.g., industrial cleaning workflows) * Contract lifecycle management platforms, enabling digital contract tracking, notification, and renewal processes across organizations Participated in architectural decisions, data modeling, and full-cycle development across multiple projects, collaborating with cross-functional teams and external stakeholders. Technology & Expertise: • Microsoft-based application development ecosystem • Enterprise web and mobile solutions • Relational databases & data modeling • Legacy system modernization & integration