About Me

My name is Sebastian Rheinnecker. I studied computer science at the University of Tübingen and earned my master's degree in 2012. I'm a software engineer with over 10 years of programming experience. Throughout my career, I've been passionate about advocating for DevOps and Agile practices, with a particular focus on Kanban methodology.

Over the past 5 years, I've transitioned into the role of a cloud architect, specializing in designing and implementing scalable and reliable cloud solutions. I've worked with a variety of clients, ranging from startups to large enterprises, to optimize their operations through cloud technology.

I have a strong interest in efficient software development principles and methods, always striving to improve processes and deliver high-quality solutions to clients. I'm dedicated to staying updated with the latest industry trends and technologies to ensure continuous improvement in my work.

Here are some notable cloud projects I've completed:

  • Project 1: Responsible for the cloud architecture across various product teams within the company. Assisting the teams with cloud migration and implementing AWS best practices.
  • Project 2: Providing C-level consultation on cloud services to guide the company on its AWS cloud journey. Implementing a centrally managed EKS platform where hundreds of departments and subsidiaries deploy their applications. Implementing security enhancements for Kubernetes, updating Terraform modules, and optimizing the AWS network for shared services across the organization. Advising on FinOps to maximize the effectiveness and efficiency of cloud utilization.
  • Project 3: Key role in cloud consulting and migration projects. Comprehensive guidance and support in implementing infrastructure components using Terraform. Ensuring smooth configuration management via SSM and shell scripts. Developing architecture proposals for various migration initiatives, successfully transitioning critical workloads into the cloud environment.
  • Project 4: Modernizing and migrating a legacy enterprise software to the cloud and building a SaaS platform based on AWS managed kubernetes service to distribute the software to customers in Europe.

Certifications

AWS Certified Solution Architect Associate
AWS Certified Security - Specialty
AWS Certified Advanced Networking - Specialty
Certified Kubernetes Administrator
Certified Kubernetes Security Specialist
Certified Kubernetes Application Developer
Certification of Cloud Security Knowledge v4 (CCSK)
FinOps Certified Practitioner
Hack the Box: Cloud Security Specialist (AWS Offensive)