Thomas Stägemann-Rating System
Check rate
Experience
GEDISA mbH
- ELanrtawvieclk(lPuHngP) of various backends in a microservice architecture with strengths
- Building admin interfaces with Laravel Filament — diligent, consistent, agile
- Connecting third parties via REST APIs — patient, eye for detail, motivating
Better Payment GmbH
- Refactoring an existing backend based on plain React
- Asynchronous processing of large amounts of data
Rating System
Grover Group GmbH
- BAenrsaattuzng and conceptualizing software architecture with microservices
- Quality assurance & team leadership
- API and backend development (Python)
- Frontend development for web platforms (React)
- Third-party applications as data providers
- Building a scalable cloud-based operating platform
rooom AG
- W(PHeiPte)rentwicklung of the event platform based on Laravel
- Development of a management console for the aforementioned platform
Senior Software Engineer & Head of IT
interim Ventures UG
- Design & implementation of software architecture
- QA, release management, continuous integration & deployment
- Helpdesk management
- Hardware installation and maintenance
- Full-stack development with service-oriented architecture
- Development of a native iOS and Android application
- Building a cloud-based operating platform
- Team building & management (6 developers)
- Integration and management of external service providers
- Setup & customization of an identity provider called Keycloak
- IT infrastructure management, monitoring, RocketChat, Papercut and proprietary WordPress
- Integration of a member area frontend application on Bitbucket
- Cross-platform mobile app, booking system and access management
- Diagnostic and security system solution based on Raspberry Pi
WHplus GmbH
- Designing a prototype
- QA & Release Management
- Continuous integration & Deployment
- Full-stack development with service-oriented architecture
- Development of a native iOS application
- Building a cloud-based operations platform
- API development based on Symfony (PHP)
- Frontend development based on Angular (JavaScript)
Senior Software Engineer & Head of IT
asgoodasnew electronics GmbH
- Maintenance of the legacy platform based on Symfony (PHP)
- Converting a monolithic system into a service-oriented architecture
- Designing & developing a service-oriented architecture
- Gradual transition of the monolithic system into microservices
- QA, Release Management, Continuous integration & Deployment
- Building a cloud-based operations platform
- Interim department management for 7 months
- Team building & management (15 developers)
Chief Technology Officer
einfach gut essen GmbH
- Planning & development of a service-oriented architecture
- Development of a native iOS application
teamspring GmbH
- Designing and implementing a new service-oriented architecture
- Installing legacy systems based on Django and Symfony (PHP)
- Migration from Heroku and Hetzner to Amazon Web Services
- Building a cloud-based operations platform
Senior Systems Engineer
Carolinas Matkasse AB
- Backend development with service-oriented architecture
- Development of a native iOS application
Lead Developer
Carolinas Food Services GmbH
- Internationalization of legacy software
- Planning & development of an API and microservice architecture
- Adaptation of frontend applications for different countries
- Development of a native iOS application
- Team building & management (12 team members)
Junior Developer
Weißhuhn & Weißhuhn GmbH
- Development of frontend and backend web applications
- Development of desktop and native iOS applications
- Maintenance & upkeep of existing applications
- Project planning and management with client responsibility
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Information Technology, Retail, Food and Beverage, and Banking and Finance.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology, Operations, Quality Assurance, Product Development, and Project Management.
Skills
- Mysql
- Mariadb
- Postgresql
- Mongodb
- Couchdb
- Sqlite
- Php
- Javascript
- Python
- Shell
- C#
- Objective-C
- Swift
- Dart
- Golang
- Symfony
- Laravel
- Django
- Fastapi
- React
- Angular
- Vue.Js
- Jquery
- Bootstrap
- Ios Sdk
- Flutter
- Elasticsearch
- Keycloak
- Rabbitmq
- Docker
- Cockpit Cms
- Rancher
- Wordpress
- Bitbucket
- Github
- Jira
- Aws
- Heroku
- Scrum
- Kanban
- Tdd
- Soa
- Mvc
- Oop
Languages
Education
Vocational training
IT specialist in application development · Berlin, Germany
Statistics
Experience
Global experience
Expertise
Profile
Frequently asked questions
Have questions? Find more information here.
Thomas is based in Berlin, Germany.
Thomas speaks the following languages: German (Native), English (Advanced), French (Advanced), Russian (Advanced).
Thomas has at least 18 years of experience. During this time, Thomas has worked in at least 6 different roles and for 12 different companies. The average length of individual experience is 2 years and 6 months. Note that Thomas may not have shared all experience and actually has more experience.
Based on recent experience, Thomas would be well-suited for roles such as: Rating System, Senior Software Engineer & Head of IT, Chief Technology Officer.
In recent years, Thomas has worked for GEDISA mbH, Better Payment GmbH, Grover Group GmbH, rooom AG, and interim Ventures UG.
Thomas is most experienced in industries like Information Technology, Retail, and Food and Beverage. Thomas also has some experience in Banking and Finance.
Thomas is most experienced in business areas like Information Technology, Operations, and Quality Assurance. Thomas also has some experience in Product Development and Project Management.
Thomas has recently worked in industries like Information Technology, Retail, and Banking and Finance.
Thomas has recently worked in business areas like Information Technology, Operations, and Product Development.
Thomas attended Vocational training for IT specialist in application development.
The availability of Thomas needs to be confirmed.
Daily rate distribution
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 6 Sep 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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