Backend Developer • DevOps Engineer • 20+ years building reliable systems
- Build and scale backend systems (Perl, Python, Go, PHP, Node.js)
- Design CI/CD pipelines and automate workflows
- Architect Linux, AWS migrations, containers, and Kubernetes clusters
- Debug performance issues and make systems observable
- Create CLI tools and small services for automation
Past works: Backend development, Payment system modernization, Keycloak + PrivacyIDEA auth migration, Windows to Linux + AWS cloud transition, CI/CD modernization
Languages: Perl, Python, Go, Node.js, PHP
Frameworks/Libraries: FastAPI, Flask, React Native, Expo, Nest.js
Databases & Cache: PostgreSQL, MariaDB, Redis, MSSQL, Oracle
Infra/Cloud: Nginx, Apache, Docker, Kubernetes, AWS, Linux
Tooling: Jenkins, Git, GitHub Actions, GitLab CI, Terraform, Helm, Prometheus, Grafana, Bash, Ansible
- Mentor for backend, Linux, and DevOps developers
- Create tech, Linux, and programming videos on YouTube
- Support community initiatives for immigrant developers in Germany
- Architecture decisions & real-world trade-offs
- Performance debugging case studies
- Kubernetes & CI/CD
- Practical AI in engineering workflows
📌 Blog: ersinakyuz.com
- Enhancing backend & DevOps stacks for clients
- Designing container/Kubernetes architectures
- Building automation tools & CLIs
- Integrating AI into daily development
- Producing content for my tech channel
If anything here overlaps with your work, feel free to reach out.

