Lars Fronius, Serverless Developer in Berlin, Germany
Lars Fronius

Serverless Developer in Berlin, Germany

Member since May 23, 2019
Lars has a decade of experience building and running production-grade software. He started with Linux servers and has now transitioned over the past seven years to leveraging cloud services with AWS. He adopted DevOps practices in the early days and is now a serverless advocate. Lars is also experienced with CI/CD and public clouds.
Lars is now available for hire


  • Cloudbees Inc
    Amazon Web Services (AWS), Docker, GoLand, Go
  • SysEleven
    Ansible, Python, OpenStack
  • Inbot
    Amazon Web Services (AWS), Elasticsearch, Java



Berlin, Germany



Preferred Environment

Amazon Web Services (AWS), GoLand, Vim Text Editor

The most amazing...

...thing I've built at a hackathon was a data pipeline to visualize global app usage in real-time on a world map on our company's dashboard.


  • Senior Software Engineer

    2017 - 2019
    Cloudbees Inc
    • Built and extended Codeship CI platform.
    • Refactored two monolithical apps into unified services.
    • Rebuilt caching and networking infrastructure for builds.
    • Performed major system upgrades.
    Technologies: Amazon Web Services (AWS), Docker, GoLand, Go
  • Platform Engineer

    2016 - 2016
    • Created testable SaaS-like hosting platform.
    • Built first self-service onboarding for their Cloud.
    • Coordination of releases across different teams.
    Technologies: Ansible, Python, OpenStack
  • Software Engineer

    2015 - 2015
    • Created real-time interactions for sales assistant bot.
    • Performed data analysis on Elasticsearch.
    • Rebuilt infrastructure towards a testable self-service platform.
    Technologies: Amazon Web Services (AWS), Elasticsearch, Java
  • Site Reliability Engineer

    2013 - 2015
    • Created first data pipeline and search implementation.
    • Migrated infrastructure from unmanaged servers towards a self-service compute platform.
    Technologies: Amazon Web Services (AWS), Elasticsearch, MySQL, Amazon EC2, PHP


  • Self-service (SaaS-like) Platform for Managed Hosting

    At a former employer, we set out to rebuild part of their core business, which was a team running a large number of custom websites for web hosting.

    We automated component by component, including it's scaling and deployment to move from fairly manual web hosting over to an a lot less hands-on and more automated approach.


  • Paradigms

    Continuous Integration (CI), Continuous Delivery (CD), DevOps, Serverless Architecture, Agile Software Development
  • Platforms

    Amazon Web Services (AWS), AWS Lambda, Linux, Docker, OpenStack, Amazon EC2
  • Other

    AWS Certified Solution Architect, Serverless, Agile Software Testing
  • Languages

    Go, Java, Ruby, Python, SQL, PHP
  • Frameworks

    Gin-Gonic, Serverless Framework, Ruby on Rails (RoR)
  • Tools

    Gorilla, AWS Step Functions, Vim Text Editor, GoLand, Ansible, Terraform
  • Storage

    PostgreSQL, Amazon DynamoDB, MySQL, Elasticsearch, Cassandra, Memcached, Redis


  • AWS Certified Solutions Architect - Associate
    DECEMBER 2018 - DECEMBER 2021

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