Özcan Y.

DevOps Engineer

Özcan is a seasoned DevOps Engineer with over 16 years of experience designing and maintaining resilient cloud infrastructures, streamlining CI/CD pipelines, and driving operational excellence at scale. His core expertise spans AWS, Terraform, Kubernetes, Docker, and Jenkins.

Throughout his career, Özcan has consistently delivered measurable impact. He improved system uptime to 99.9% and reduced cloud costs by 70% through the implementation of dynamic GitOps pipelines. At ModusCreate, he played a pivotal role in enhancing application isolation and scalability, resulting in a 40% reduction in infrastructure expenses. While at Crossover, he successfully led the migration of 3,000 Linux servers to AWS, increasing service availability to over 99.5%.

Özcan has also worked with clients through Proxify, where his deep technical knowledge and collaborative approach earned him exceptional feedback. His ability to optimize infrastructure and deliver cost-effective, scalable solutions makes him a valuable asset to any engineering team.

Hovedekspertise

  • AWS EC2
    AWS EC2 7 år
  • Azure
    Azure 4 år
  • JFrog
    JFrog 3 år

Andre kunnskaper

  • Python
    Python 5 år
Özcan

Özcan Y.

Turkey

Kom i gang

Utvalgt opplevelse

Arbeidserfaring

  • Senior DevOps Engineer

    OnTheGoSystems - 1 year 6 months

    • Designed and implemented advanced DevOps practices to enhance the continuous delivery of key applications;

    • Deployed and managed applications in AWS Cloud and EKS Kubernetes environments;

    • Developed Infrastructure as Code (IaC) pipelines using Terraform to manage cloud resources, monitoring, and logging systems;

    • Deployed microservice applications into AWS EKS, integrated with ArgoCD GitOps toolkit;

    • Designed and implemented Monitoring as Code pipelines for microservice applications using Kubernetes Operators;

    • Migrated a semi-monolithic Ruby on Rails application from EC2 to Amazon EKS, ensuring seamless integration;

    • Led the dockerization of Ruby on Rails applications for deployment in Kubernetes environments;

    • Implemented Argo CD GitOps pipelines to streamline continuous deployment workflows;

    • Migrated logging and monitoring systems from AWS CloudWatch to a more efficient stack consisting of Prometheus, Grafana, and Loki;

    • Optimized cloud infrastructure and DevOps practices, resulting in a 60% reduction in overall cloud costs;

    • Managed container orchestration and automation using Kubernetes, Helm, and Docker;

    • Configured and maintained CI/CD pipelines with GitLab for efficient software delivery;

    • Oversaw the security, scalability, and reliability of cloud-based applications;

    • Ensured best practices in infrastructure management, deployment automation, and observability.

    Teknologier:

    • Teknologier:
    • MySQL MySQL
    • JavaScript JavaScript
    • Docker Docker
    • Ruby Ruby
    • Ruby on Rails Ruby on Rails
    • AWS AWS
    • Redis Redis
    • NGINX NGINX
    • Node.js Node.js
    • WordPress WordPress
    • Microservices
    • Jenkins Jenkins
    • Puma
    • AWS SQS AWS SQS
    • Kubernetes Kubernetes
    • AWS Lambda AWS Lambda
    • AWS S3 AWS S3
    • Bash Bash
    • Grafana Grafana
    • Terraform Terraform
    • Ansible Ansible
    • Digital marketing
    • DevOps DevOps
    • DynamoDB DynamoDB
    • Linux Linux
    • Git Git
    • JSON JSON
    • VSCode VSCode
    • Shell Shell
    • HAProxy HAProxy
    • Load Testing
    • Helm Helm
    • AWS VPC AWS VPC
    • AWS EC2 AWS EC2
    • AWS ECR AWS ECR
    • AWS ECS AWS ECS
    • Prometheus Prometheus
    • Argo CD Argo CD
    • Argo Workflows
  • Senior DevOps Engineer

    Virtasant - 2 years 3 months

    • Deploying and Managing Into AWS Cloud and EKS Kubernetes Environments;

    • Designing Infrastructure as Code pipeline by using Terraform to manage Cloud, Monitoring and Logging Systems;

    • Deploying Microservice Applications into AWS EKS integrated with Flux V2 GitOps toolkit;

    • Designing Dynamic and Complex GitOps Pipelines by using Argo Project Environment;

    • Designing Monitoring as a Code Pipeline for Microservice applications using Kubernetes Operators;

    • Implementing the best DevOps practices and providing 7/24 Cloud Operations Support for over 20 Microservice applications;

    • Acting as a Senior DevOps architect of the team assigned to design and implement DevOps best practices to increase continued delivery of the application, During the project, AWS EKS service was used to set up Auto Scaling and Autohealing microservice deployment. So, uptime has been increased to % 99.9 and overall cloud cost has decreased % by 70;

    • Migrating CI-CD Pipelines from Jenkins to GitHub Actions. This provided Belletire having auto auto-managed and faster CI-CD Infrastructure;

    • Migrating Logging Systems from AWS Cloudwatch Logs & Kibana Combination to the Fluentbit & Grafana Loki to reduce cost and having better troubleshooting tools;

    • Implemented GitOps Pipeline to have a Dynamic, robust, and auto-deploy CI-CD environment by using a combination of Argo CD, Argo Workflows, and Flux CD;

    • Furthermore, all AWS cloud infrastructure and Monitoring as code by implemented using terraform;

    • Designing and implementing Azure Container, Funtişons and VNET to deploy Internal Applications integrated with On-Prem datacenter privately and securely by using Terraform and GitHub actions.

    Teknologier:

    • Teknologier:
    • Docker Docker
    • AWS AWS
    • Microservices
    • Kubernetes Kubernetes
    • AWS S3 AWS S3
    • Azure Azure
    • Azure Blob storage Azure Blob storage
    • Grafana Grafana
    • Terraform Terraform
    • Ansible Ansible
    • Digital marketing
    • DevOps DevOps
    • Kibana Kibana
    • AWS Kinesis AWS Kinesis
    • Linux Linux
    • Jira Jira
    • Git Git
    • Shell Shell
    • Azure Cloud Azure Cloud
    • Azure Web App Azure Web App
    • AWS VPC AWS VPC
    • AWS EC2 AWS EC2
    • AWS ECR AWS ECR
    • AWS ECS AWS ECS
    • Prometheus Prometheus
    • Azure Functions Azure Functions
    • Argo CD Argo CD
    • Argo Workflows
    • Microsoft Entra ID Microsoft Entra ID
    • AWS SAM AWS SAM
  • Senior DevOps Engineer

    ModusCreate - Hobsons Project - 2 years

    • Orchestrates the deployment and management of IT infrastructure supporting multiple microservice applications across 25+ AWS accounts, leveraging Kubernetes and AWS Serverless Environments;

    • Designs Infrastructure as Code (IaC) integrated with CI/CD Pipelines using Terraform and Jenkins, ensuring robust version control and efficient code repository management;

    • Drives continuous improvement initiatives, focusing on the design of well-documented, secure, and highly available Cloud Infrastructure architecture;

    • Executes change and request management using Jira and various technologies to architect, develop, and iteratively deploy enterprise-grade software;

    • Holds accountability for delivering proactive service, application, and performance enhancements, implementing best practices in DevOps methodologies;

    • Provides round-the-clock Cloud Operations Support for over 20 microservices, implementing and maintaining the best DevOps practices;

    • Achieved the configuration of 20 AWS accounts to host more than 20 microservice applications within a six-month project timeline. This endeavor significantly increased application isolation, consistency, precise cost measurability, scalability, mobility, and achieved over 99.5% high availability while ensuring a critical 40% annual cost reduction.

    Teknologier:

    • Teknologier:
    • MySQL MySQL
    • JavaScript JavaScript
    • PostgreSQL PostgreSQL
    • AWS AWS
    • Node.js Node.js
    • Java Java
    • Microservices
    • Jenkins Jenkins
    • AWS SQS AWS SQS
    • Kubernetes Kubernetes
    • AWS Lambda AWS Lambda
    • AWS S3 AWS S3
    • Terraform Terraform
    • Ansible Ansible
    • Digital marketing
    • DevOps DevOps
    • AWS Kinesis AWS Kinesis
    • Linux Linux
    • AWS Athena AWS Athena
    • Jira Jira
    • Git Git
    • DataDog DataDog
    • AWS CDK AWS CDK
    • AWS VPC AWS VPC
    • JFrog JFrog
    • Serverless
    • AWS ECS AWS ECS
    • Argo CD Argo CD
    • Argo Workflows
    • AWS SAM AWS SAM
  • SaasOps & DevOps Architect

    CrossOver - Jive Software - 2 years

    • Manages and upkeeps large-scale SaaS applications within AWS, integrating them into a DevOps environment while ensuring rigorous version control and code repository management;

    • Oversees the migration of company infrastructures towards modern Kubernetes, Docker, or VMware clusters for enhanced efficiency;

    • Develops custom code to achieve automation objectives and implements end-to-end monitoring utilizing Python and Shell Script for continuous surveillance;

    • Executes change and request management using Jira and diverse technologies, contributing to the development and iterative deployment of enterprise-grade software;

    • Takes accountability for proactive service, application, and performance, leveraging tools such as Prometheus, Grafana, NewRelic, among others;

    • Addresses technical issues adeptly by implementing precise strategies aligned with leading DevOps practices, providing round-the-clock support for over 500 Linux OS;

    • Played a pivotal role in the team responsible for migrating IT Infrastructure from traditional Linux servers to Kubernetes clusters within the AWS EKS Cloud environment;

    • Throughout the project, orchestrated the migration of over 3000 servers within a span of 6 months, resulting in a remarkable increase in IT services availability (over 99.5%) and achieving a critical annual cost reduction of 30%.

    Teknologier:

    • Teknologier:
    • Docker Docker
    • AWS AWS
    • ElasticSearch ElasticSearch
    • Jenkins Jenkins
    • Kubernetes Kubernetes
    • Grafana Grafana
    • Terraform Terraform
    • Ansible Ansible
    • Digital marketing
    • DevOps DevOps
    • Linux Linux
    • Jira Jira
    • Git Git
    • Bitbucket Bitbucket
    • DataDog DataDog
    • Shell Shell
    • Unix shell
    • Prometheus Prometheus
  • Database Architect

    CrossOver - Aurea Software - 3 months

    • Drives continuous improvement initiatives for cloud-based SaaS systems, actively contributing to overall design enhancements and capacity planning;

    • Oversees the execution of database software patches and upgrades as part of an AWS Cost Optimization Project;

    • Conducts comprehensive tech reviews, proactively plans, implements, and maintains operational services for databases, focusing on robust backup and recovery strategies;

    • Takes charge of Database Consolidation Planning, prepares the Database CI/CD Environment, and leads migrations for Database Consolidation across diverse environments, including AWS, Microsoft Azure, IBM VMWare, and On-Premises Datacenters.

    Teknologier:

    • Teknologier:
    • MySQL MySQL
    • PostgreSQL PostgreSQL
    • AWS AWS
    • Oracle Oracle
    • AWS Lambda AWS Lambda
    • AWS S3 AWS S3
    • Azure Azure
    • Digital marketing
    • DevOps DevOps
    • Linux Linux
    • AWS Athena AWS Athena
    • Jira Jira
    • Shell Shell
    • AWS VPC AWS VPC
    • AWS EC2 AWS EC2
    • Unix shell
  • System & Database Lead

    Innova IT Solutions - 4 years 7 months

    • Designs, plans, installs, operates, and maintains Infrastructure across On-Premise, AWS Cloud, and VMWare Cloud Infrastructure. Actively oversees technical operations, providing mentorship and guidance to a team of 5-10 professionals;

    • Analyzes, implements, and refines DevOps practices, establishing continuous build environments for clients while streamlining processes for efficiency;

    • Implements automation using appropriate tools and crafts comprehensive, efficient practices within the DevOps framework;

    • Maintains and oversees the DevOps platform's tool stack and components, utilizing Prometheus for monitoring purposes;

    • Executes hardware and software updates, migrations, and consolidations. Holds responsibility for budget planning and envisaging future service layout, providing Infrastructure, Database, and Security as a Service;

    • Designs strategies to ensure SLA-based 24/7 proactive support in alignment with ITIL Foundation V3 standards.

    Teknologier:

    • Teknologier:
    • Docker Docker
    • AWS AWS
    • Jenkins Jenkins
    • Maven Maven
    • Kubernetes Kubernetes
    • SQL SQL
    • Oracle Oracle
    • Digital marketing
    • DevOps DevOps
    • Linux Linux
    • Git Git
    • Unix Unix
    • Shell Shell
    • PL/SQL PL/SQL
    • PowerShell PowerShell
    • Team Leading
    • Prometheus Prometheus
  • System & Database Architect

    IBM - 4 months

    • Oversees the Infrastructure Service Layout at IBM Services, ensuring the delivery of highly available, resilient, and scalable solutions;

    • Acts as a technical leader, directing the design and implementation of information systems, effectively managing a team of three professionals throughout the process;

    • Holds primary responsibility for crafting the architectural design of infrastructure environments, encompassing Linux, Windows, and RDBMS Systems, within the framework of overall services architecture;

    • Conducts in-depth analysis of existing systems, provides recommendations on new technologies, and contributes to the development of strategic plans and technology roadmaps;

    • Designs and implements tailored solutions for memory, CPU, storage, backup, and disaster recovery systems, aligned meticulously with clients’ specific needs;

    • Demonstrates innovation by creating practical solutions for complex problems and ensuring SLA-based 24/7 support;

    • Manages a spectrum of migration, integration, and installation projects while delivering architectural programs that synchronize IT initiatives with the overarching business strategy.

    Teknologier:

    • Teknologier:
    • SQL SQL
    • Oracle Oracle
    • DevOps DevOps
    • Linux Linux
    • Unix Unix
    • Shell Shell
    • PL/SQL PL/SQL
  • System & Database Architect

    Turk Telekom - 3 years 7 months

    • Administers, upgrades, and maintains database environments, overseeing Oracle, MySQL, and MSSQL systems, along with high availability setups such as VMWare HA, Oracle RAC, and Replication Systems;

    • Designed and configure system environments for both Windows and Linux systems, leading system installations, enforcing standards, and scheduling upgrades as necessary;

    • Monitors performance tuning and ensures automation through shell, batch, and Pl/SQL using Crontab for optimized system functionality;

    • Develops comprehensive database solutions, defining physical structures, functional capabilities, security protocols, and backup/recovery specifications;

    • Leads database system installations and implements optimal access techniques, while also maintaining ongoing performance and resolving issues promptly, evaluating and integrating new releases for system enhancement;

    • Provides round-the-clock support for infrastructure and database operations, troubleshoots technical issues, and identifies bottlenecks for swift resolution.

    Teknologier:

    • Teknologier:
    • MySQL MySQL
    • MSSQL MSSQL
    • Oracle Oracle
    • Unix Unix
    • PL/SQL PL/SQL

Utdannelse

  • BSc.Electronics and Communication Engineering

    Dogus University · 2002 - 2008

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