Kadir Ergün

Summary

Engineering Manager with 10+ years leading large-scale software, DevOps, and cloud-native initiatives. Specialized in enterprise SaaS, microservices, and digital transformation across public and private sectors. Proven success in scaling teams, optimizing delivery, and driving KPI-based engineering culture.

Education

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

Work Experience

  • Business Solutions Chief | ISPER A.S. (Istanbul Metropolitan Municipality Subsidiary) | Jan 2025 - Present

    Directed municipal digital transformation with DevOps, applications, and KPI-driven governance.

    • Introduced CI/CD, IaC, Kubernetes microservices via Azure DevOps; shorter deployments, higher reliability.
    • Delivered .NET Core APIs with MSSQL/LDAP plus integrations (utilities, e-signature, authentication).
    • Built Power BI dashboards for operational/financial KPIs; enabled real-time decisions.
    • Managed vendors/contracts; applied Agile and KPI frameworks to boost delivery.

  • Engineering Manager | Huawei | Jul 2022 - Jan 2025

    Led cross-functional teams delivering WeFocus SaaS, Petal Maps, and e.huawei.com B2B commerce.

    • Owned architecture and performance for large-scale, multilingual platforms.
    • Drove DevOps transformation with CI/CD, microservices, observability.
    • Improved availability and response times across web and mobile surfaces.
    • Stack: Huawei Cloud, Spring Boot, microservices, Kafka, Kubernetes, ElasticSearch, Jenkins.

  • Senior Product Manager | Turkcell Global Bilgi | Jan 2022 - Jul 2022

    Managed DevOps operations for critical apps and led chatbot development with RPA.

    • Garanti BBA banking chatbot: PM support and UI Path automation.
    • Stack: Jenkins, Java, RedHat, Jira, RPA (UI Path), Agile.

  • Technical Lead | PortalGrup | Aug 2018 - Jan 2022

    Led 40+ engineers on high-traffic e-commerce, mobile, and CMS platforms.

    • Migrated systems to Azure DevOps; built CI/CD pipelines across environments.
    • Managed complex integrations, payments, and marketplace connections.
    • Stack: Azure DevOps, Kentico, MSSQL, Java, ASP.NET MVC, CMS.

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

    Developed Android apps for enterprise clients; event-based and gamified experiences.

    • Shipped native apps with Java/Kotlin, integrating APIs and analytics.
    • Collaborated on design, development, and releases for production.

  • Software Developer | Meryaz Bilisim | Dec 2014 - Feb 2016

    Built full automation for textile manufacturing plus Android terminal and server.

    • Designed Android + backend for real-time tracking and digitization.
    • Contributed to CepCard, a secure mobile payment/wallet system.

Previous Experience

  • Freelance Software Developer | Jul 2009 - Sep 2014: Backend and mobile systems using PHP, MySQL, HTML/CSS.
  • Intern | INDEX Group | Aug 2013 - Sep 2013: Internship in IT department at Index Group.

Projects

  • WeFocus SaaS — Java microservices, Kubernetes, VueJS; enterprise engagement platform.
  • KoçAilem Loyalty — 200K+ users; C#, Kentico, SSO, DevOps pipelines.
  • Fenerium / Avis / Budget — high-traffic e-commerce with payments, recommendation, CRM.
  • More projects: kadirergun.com/projects.html