Mattias Hemmingsson
DevOps Engineer | SRE | IT Security Specialist | Hacker | Podcast Host
Professional Summary
Experienced IT professional with over 20 years of expertise in managing and optimizing IT infrastructures. Specialized in cloud computing, server management, and DevOps practices, with a proven track record of successfully implementing large-scale, high-availability systems. Adept at leveraging Kubernetes, Docker, and CI/CD tools to enhance developer productivity and operational efficiency. Experienced in migrating services across cloud and on-premises environments while maintaining service continuity and performance.
Key Expertise
Hosting & Infrastructure Management
- Extensive experience managing IT services across physical servers, virtual machines, and cloud environments (AWS, Azure, Google Cloud).
- Proven success in ensuring high availability, scalability, and performance of mission-critical platforms and web applications, particularly within large-scale payment systems.
Platform & Application Development
- Developed non-blocking, scalable platforms to improve developer workflows and system efficiency.
- Implemented CI/CD pipelines to automate testing, deployment, and monitoring, reducing time to market and improving software quality.
Cloud Migration & Services
- Led multiple successful cloud migrations, ensuring seamless transitions between on-premises and cloud environments.
- Managed reverse migrations, restoring critical services to physical servers when necessary, while maintaining uninterrupted operations.
Containerization & Orchestration
- Expertise in deploying and managing containerized services using Kubernetes, Docker, and other container orchestration tools.
- Optimized infrastructure performance by utilizing containerization strategies for improved resource utilization and system reliability.
Skills
- Technologies: Kubernetes, Docker, Jenkins, GitLab CI, AWS, Azure, Google Cloud
- Core Competencies: Server management, cloud infrastructure, migration strategies, container orchestration
- Additional Skills: Automation, troubleshooting, performance tuning, Infrastructure as Code (IaC), monitoring
Education & Certifications
- Relevant certifications and ongoing professional development in cloud computing, DevOps, and related technologies .
Professional Development
- Continuous learning in the latest DevOps and cloud computing trends through online courses, workshops, and industry events.
- Active participant
Prgramming
- Python backend and api
- Javascript frontent
- mysql,mongodb,elasticsearch and many more databases
- Que example SQS, kafka and nats
- Cache service like Redis
- Api gateway and securit