Profilbild von Holger Frohloff experienced DevSecOps consultant and full-stack web developer aus Berlin

Holger Frohloff


Letztes Update: 02.07.2023

experienced DevSecOps consultant and full-stack web developer

Firma: Full Circle Software Consulting GmbH i.Gr.
Abschluss: Engineer — B.Sc. Industrial Engineering
Stunden-/Tagessatz: anzeigen
Sprachkenntnisse: deutsch (Muttersprache) | englisch (verhandlungssicher)




I am an experienced DevSecOps consultant and full-stack web developer based in Berlin, Germany. I have a strong expertise in Ruby on Rails and JavaScript/TypeScript, which I have been working with since 2010. Additionally, I have been proficient in ReactJS since 2014. In 2019, I expanded my role to include interim tech-lead responsibilities. Guiding and mentoring my team is a crucial aspect of my work. Furthermore, I actively conduct workshops and provide coaching services for clients.


07/2022 - 06/2023
Parcelly GmbH (Transport und Logistik, 50-250 Mitarbeiter)

Ruby on Rails, Javascript, Sinatra, active_admin, Heroku, Dataog, Sentry, Docker

- Augmented an existing team of developers
- Worked on maintenance and feature implementation
- Was instrumental in leading the effort to improve and shorten the release cadence to weekly
- Introduced Sidekiq background jobs

09/2019 - 01/2022
foodstarter EDEKA DIGITAL GMBH (Konsumgüter und Handel, 250-500 Mitarbeiter)

Ruby on Rails, TypeScript, ReactJS, Git, JavaScript, AWS, MS Azure, Docker, GraphQL

- Building and leading a team of developers and freelancers
- Expansion of existing applications built using Rails and React
- Lead creation of new application with TypeScript, GraphQL, React & Ruby with team of 5 developers in 4 months (in estimated time and budget)
- Planned and started migration of services to Azure
- Created IT strategy for breaking Rails monolith into a set of services - Worked closely with Product Owner and Business lead to shape future of the product

04/2019 - 09/2019
F&M Maschinenbau GmbH (Industrie und Maschinenbau, 10-50 Mitarbeiter)

ReactJS, Baidu eCharts, Git, JavaScript, MS Azure, Jest

- Data visualisation with millions of entries
- Rewrite of existing chart and integration of Baidu eCharts under tight deadline
- Implemented Unit testing of existing ReactJS code
- Mentored junior developers and gave lessons about testing JS code

10/2018 - 05/2019
LUCASFONTS GMBH (Internet und Informationstechnologie, 10-50 Mitarbeiter)

DevOps with GitLab CI, Ruby on Rails, Git, JavaScript, Docker

- Setup and Integration of a complete CI workflow using GitLab CI - Concept and creation of a test-suite for an existing Ruby on Rails application
- Integrated Braintree payments solution into checkout process
- Feature development with Ruby on Rails and JavaScript
- Software quality assessments with continuous improvements to the existing codebase


ISTQB® Certified Tester Advanced Level - Technical Test Analyst (CTAL-TTA)


Verfügbar in den Ländern Deutschland, Österreich und Schweiz
Profilbild von Holger Frohloff experienced DevSecOps consultant and full-stack web developer aus Berlin experienced DevSecOps consultant and full-stack web developer