M. SAMIN YASAR

DevOps Engineer

UCB Fintech Company Limited•  September 2020 - February 2023

● Team Leadership: Provide leadership and mentorship to a skilled DevOps team, fostering a collaborative and efficient work environment, ultimately driving towards achieving 100% service reliability. ● Infrastructure as Code (IaC): Lead the design and implementation of IaC solutions using tools like Terraform and Ansible to automate provisioning and configuration management. ● CI/CD Pipeline: Establish and optimize CI/CD pipelines, ensuring seamless code integration, automated testing, and efficient deployment workflows. ● Cloud: Manage and optimize cloud infrastructure (AWS, Azure, GCP), focusing on scalability, cost-efficiency, and high availability. ● Container Orchestration: Drive containerization and orchestration efforts with Kubernetes, Docker for scalable and resilient application deployment. ● Keep an Eye Out: Implement robust monitoring systems (e.g. Prometheus, ELK stack) and configure alerting to maintain system health, proactively address issues, and prevent things from breaking ● Security & Compliance: Enforce security best practices, perform vulnerability assessments, embed security into the CI/CD pipeline (DevSecOps), and ensure strict compliance with PCI DSS standards to safeguard sensitive data and maintain regulatory adherence. ● Cross-Functional Collaboration: Foster collaboration between development and operations teams, streamlining communication and enhancing efficiency. ● Automation Scripting: Create automation scripts (Python, Bash, etc.) to streamline repetitive tasks and enhance system functionality. ● Disaster Recovery Planning: Develop and maintain disaster recovery strategies to ensure business continuity and minimize downtime. ● Performance Optimization: Identify and resolve performance bottlenecks through system tuning and resource optimization. ● Documentation Excellence: Maintain clear and comprehensive documentation for infrastructure, processes, and configurations. ● Mentorship & Leadership: Provide guidance to junior team members, promote best practices, and lead efforts to foster a culture of continuous improvement. ● Innovation & Learning: Stay current with emerging DevOps technologies, explore opportunities for innovation, and propose tool enhancements. ● Incident Response: Participate in on-call rotations, respond to incidents, and conduct post-incident reviews for continuous improvement. ● Vendor & Tool Evaluation: Assess and recommend new tools and technologies to enhance the DevOps toolchain. Achievements: ● Implemented high-availability architectures and proactive monitoring for 150+ microservices, achieving a remarkable system uptime of 99.99% and effectively minimizing revenue loss due to downtime. ● Successfully revamped and optimized CI/CD pipelines, catering to 150+ services and supporting 80 developers. This initiative resulted in a remarkable 40% reduction in software deployment times and consistently produced almost bug-free software. ● Achieved a 25% reduction in monthly cloud expenses through the successful implementation of cost optimization strategies. ● Led DevSecOps adoption, resulting in a 50% drop in security vulnerabilities. ● Achieved a seamless zero-downtime migration of a mission-critical production system from on-premises infrastructure to a cloud environment, guaranteeing uninterrupted service availability for end-users throughout the transition.