Kadir Ergun

Summary

Engineering Manager and Technical Lead with 10+ years of experience in software development and digital transformation. Extensive background in building and managing 40+ member teams, delivering high-traffic e-commerce and CMS platforms, and driving DevOps and CI/CD adoption. Strong focus on project and performance management, vendor coordination, and Agile practices. Recognized for strategic thinking and problem-solving ability, ensuring scalability, security, and measurable business impact.

Education

Okan University – Master of Business Administration (MBA) (2016 - )

Işık University – Associate of Arts and Sciences (A.A.S.), Management Information Systems (2008–2013)

Work Experience

  • Business Solutions Chief | İSPER A.Ş. (Istanbul Metropolitan Municipality Subsidiary) | Istanbul, Turkey | Jan 2025 – Present

    Directed municipal digital transformation, combining DevOps practices, application development, and KPI-driven governance to align IT solutions with strategic goals.

    • DevOps & Infrastructure: Introduced CI/CD, IaC, and Kubernetes microservices via Azure DevOps, cutting deployment time and improving reliability.
    • Applications & Integrations: Oversaw .NET Core solutions with MSSQL/LDAP and delivered scalable APIs plus integrations (utilities, e-signature, authentication).
    • Data & Reporting: Built Power BI dashboards for operational/financial KPIs, enabling real-time decision-making.
    • Governance & Leadership: Managed vendors, contracts, and procurement; applied Agile practices and KPI frameworks to boost team delivery.

  • Engineering Manager | Huawei | Istanbul, Turkey | Jul 2022 – Jan 2025

    Leading the development of large-scale projects, including employee engagement platforms and navigation services.

    • WeFocus SaaS Application: Developed a microservices-based employee engagement platform using Java, VueJS, MongoDB, PostgreSQL, Kubernetes, and Istio. Improved platform performance by 30%.
    • Petal Maps: Led the development of Petal Maps, a navigation app for HarmonyOS, Android, and iOS, using Spring Boot, MyBatis, Kafka, Hibernate, and Redis.
    • EBG (e.huawei.com) E-commerce B2B Multilingual Website Project: Led custom CMS development for Huawei’s B2B e-commerce platform, handling multilingual capabilities.
    • Additional Contributions:
      • Custom CMS development tailored for Huawei’s needs.
      • System engineering, requirement transfer, and problem-solving, including vendor management.
      • Created High-Level Design (HLD) documents to capture and document specific project requirements.
    • Technologies Used: Spring Boot, Microservices, ElasticSearch, NLP, Restful, Kafka, Kubernetes, MySQL, MongoDB, Jenkins.

  • Senior Product Manager | Turkcell Global Bilgi | Istanbul, Turkey | Jan 2022 – Jul 2022

    Managed DevOps operations for critical applications and led chatbot development using robotic process automation (RPA).

    • Garanti BBA Banking Chatbot: Project management support, focusing on RPA coding and UI Path automation.
    • Technologies Used: Jenkins, Java, RedHat, Jira, RPA (UI Path), Agile Methodologies.

  • Technical Lead | PortalGrup | Istanbul, Turkey | Aug 2018 – Jan 2022

    Led a team of 40+ members, including Frontend, Backend, and Mobile teams, working on high-traffic e-commerce platforms, mobile applications, and CMS development. Managed complex system integrations, payment systems, and marketplace connections while maintaining high code quality and adhering to SOLID principles.

    • E-DNA Android App: Developed E-DNA Android app for Eczacıbaşı, delivering educational content to healthcare professionals.
    • Implemented infrastructure and application installations on Azure DevOps IaaS (Infrastructure as a Service), managing server configurations and deployments across environments.
    • Migrated the entire system to Azure DevOps and built CI/CD pipelines for all environments (development, staging, production), ensuring automated deployments and continuous integration.
    • Technologies Used: Azure DevOps, IaaS, Pipelines, Kentico, Azure DevOps, MSSQL, Java, ASP.NET MVC, CMS, Agile Methodologies.

  • Senior Android Developer | PortalGrup | Mar 2016 – Aug 2018

    Developed Android applications for major clients like Bayer, focusing on event-based applications and gamification.

    • Zubizu QR Event App: Created a QR-based event application for seamless user experiences.
    • Bayer Cropscience App: Developed Android solutions for agriculture and environmental management.
    • E-DNA Android App: Delivered a comprehensive mobile platform for Eczacıbaşı, used in healthcare education.
    • Technologies Used: Android Development, Java, Kotlin, Mobile App Development.

Previous Experience

  • IT Project Manager & Software Developer | Meryüz Bilişim | Dec 2014 – Feb 2016: Led full lifecycle software projects, including server and Android development.
  • Freelance Software Developer | Jul 2009 – Sep 2014: Developed backend and mobile systems using PHP, MySQL, and HTML/CSS.
  • Intern | INDEX Group | Aug 2013 – Sep 2013: Internship in IT department at Index Group.

Projects

WeFocus | Huawei | Jul 2022 – May 2023 Built a scalable employee engagement SaaS leveraging Java microservices, VueJS, PostgreSQL, Kubernetes, and Istio. | Project Link: WeFocus

  • Skills Used: Kubernetes, Java, DevOps, Spring Boot, Product Lifecycle Management, People Management, Agile.

KoçAilem | PortalGrup | Nov 2018 – Dec 2021 Loyalty app for Koç Holding employees and families, reaching 200K+ active users. | Project Link: KoçAilem

  • Skills Used: C#, DevOps, Kentico, Product Lifecycle Management, People Management.

Fenerium E-Commerce Delivered an online store for Fenerbahçe S.K. with integrated payments and recommendation engine. | Project Link: Fenerium

  • Skills Used: .NET, E-Commerce, Kentico, Marketing Automation.

Avis Turkey E-Commerce Implemented digital car rental platform optimized for performance and usability. | Project Link: Avis Turkey

  • Skills Used: E-Commerce, CMS, .NET, Team Leadership.

Budget Turkey Launched B2C e-commerce channel for Budget car rentals. | Project Link: Budget Turkey

  • Skills Used: E-Commerce, CMS, .NET.

Divan Group Engineered e-commerce solution for Divan Hotels & retail products. | Project Link: Divan Hotels

  • Skills Used: E-Commerce, CMS, .NET.

E-DNA Android App Created a mobile education app for Eczacıbaşı, targeting healthcare professionals.

  • Skills Used: Android Development, Java, Mobile App Design.

Eczacıbaşı İlaç Pazarlama Built CMS-driven corporate website for pharmaceutical marketing division. | Project Link: Eczacıbaşı İlaç

  • Skills Used: .NET, Kentico, CMS.

KoçDigital Delivered web presence for KoçDigital, highlighting innovation-driven solutions. | Project Link: KoçDigital

  • Skills Used: CMS, .NET.

KoçZer Created corporate website for KoçZer services division. | Project Link: KoçZer

  • Skills Used: CMS, .NET.

Imutor Implemented brand website for Imutor immune health products. | Project Link: Imutor

  • Skills Used: CMS, .NET.

Tat Revamped online presence for Tat food production company. | Project Link: Tat

  • Skills Used: CMS, .NET.

KTSK (Koç Community Sports Club) Built sports club website for Koç Holding’s community initiatives. | Project Link: KTSK

  • Skills Used: CMS, .NET.

TurkTraktor Delivered multiple brand sites (New Holland, Case IH) under TurkTraktor umbrella. | Project Links: TurkTraktor, New Holland, Case IH

  • Skills Used: CMS, E-Commerce.

Koç Corporate Created Koç Holding corporate site to unify digital identity. | Project Link: Koç Corporate

  • Skills Used: CMS, .NET.

Selfit Designed e-commerce channel for sports & fitness products. | Project Link: Selfit

  • Skills Used: E-Commerce, .NET, CMS.

Dynavit Implemented website for Dynavit health & wellness products. | Project Link: Dynavit

  • Skills Used: CMS, E-Commerce, .NET.

Token Delivered fintech e-commerce solution for Token Inc. | Project Link: Token

  • Skills Used: E-Commerce, CMS, .NET.