Taha Aydaş

Key Achievements & Responsibilities:

• Designed and implemented end-to-end CI/CD pipelines using Jenkins, Bitbucket, Maven, Gradle, and NPM.
• Managed and scaled microservices on OpenShift, transitioning from DeploymentConfig to Deployment for better maintainability.
• Implemented and maintained API Gateway and Authentication solutions using Red Hat Build of Keycloak.
• Integrated and managed Open Source technologies such as Redis, Elasticsearch, Kibana, Hazelcast, Minio, and Apache Kafka.
• Automated IT operations and BAU processes using Ansible and Dockerfiles.
• Led DevSecOps transformation by integrating security tools such as SonarQube and Fortify.
• Developed Jenkins pipelines for dynamic versioning strategies based on build IDs.
• Deployed and managed Kafka clusters, ensuring optimized configuration and stability.
• Designed and implemented a Kafka-based microservice in Java (OOP architecture), processing and storing messages efficiently while ensuring system resilience and scalability.
• Developed a health check mechanism for Kafka consumers and producers, enhancing fault tolerance and early failure detection.
• Configured and managed artifact repositories, ensuring optimized package management with Nexus.
• Developed an advanced API testing and automation workflow, utilizing Postman and other API testing tools.
• Performed real-time monitoring and alerting with AppDynamics, Prometheus, and Grafana.
• Implemented bash-based alarm integrations for AppDynamics and system-level alerts.
• Designed a Jenkins pipeline to automate Red Hat Build of Keycloak upgrades, ensuring seamless rollout of new versions.
• Managed Git repositories, conducted code reviews, and enforced GitHub Flow-based development.
• Administered and optimized Docker Swarm clusters, ensuring high availability, load balancing, and secure container orchestration.
• Managed OpenShift services, including deployments, scaling, and networking configurations, to ensure high availability and efficient resource utilization.
• Designed and implemented end-to-end Helm integration, creating and maintaining custom Helm charts for microservices and infrastructure components.
• Developed Helm templates and scripts to standardize and automate deployments, ensuring scalability, maintainability, and rollback capabilities in OpenShift and Kubernetes environments.

💡 Technical Expertise:

• Java (Intermediate-Advanced Level): Strong experience with Java, including OOP, Spring Boot, and microservices architecture.
• Go (Beginner Level): Learning and implementing Go for modern backend development.

Key Achievements & Responsibilities:

• Monitored applications using APM tools such as Dynatrace and Riverbed.
• Managed Java-based enterprise applications on Tomcat and JBoss, including setup, deployment, and troubleshooting.
• Conducted operational checks and contributed to backend (Java) and frontend (React.js) development.
• Performed code reviews and resolved complex bug fixes.
• Managed containerized environments and CI/CD pipelines using OpenShift, Bamboo, Jenkins, TeamCity, and Octopus.
• Maintained artifact repositories and resolved urgent issues with Nexus.
• Administered databases including Oracle, MongoDB, DB2, and PostgreSQL.
• Provided 24/7 support for Linux-based systems, utilizing Shell scripting and PowerShell.
• Installed and configured server certificates.
• Led release processes and managed production deployments using GitFlow.
• Administered and maintained OpenShift clusters, including node scaling, resource management, and troubleshooting.

Key Achievements & Responsibilities:

• Integrated PHP Laravel applications with Jenkins-based CI/CD pipelines.
• Developed web applications using HTML, CSS, Bootstrap, and React.js.
• Managed source control using Git and GitHub.
• Worked with MySQL databases and implemented PHP MVC architecture solutions.

Key Achievements & Responsibilities:

• Designed and developed company websites using WordPress, .NET MVC, HTML, CSS, and React.js.
• Managed SSL certificate renewals and domain configurations.
• Developed automation scripts for company operations using Bash scripting.
• Backed up repositories and maintained servers.

References:

• Hakan Çaldıran – Emin Nakış (+90 531 584 0324)
• Seyit Zar – Mekan Yapı LTD ŞTİ
• Furkan Zar – Boyarium Boya (+90 533 953 0969)

• Assisted senior developers in complex problem-solving, enhancing overall team productivity and efficiency.