Thomas S.
Software Architect & Full Stack Developer
Experience
Nov 2023 - Sep 2025
1 year 11 monthsPotsdam, Germany
Pharmacy Services
GEDISA mbH
- Development of various backends in a microservice architecture with Laravel (PHP)
- Building admin interfaces with Laravel Filament
- Connecting third-party providers via REST APIs
Nov 2021 - Nov 2022
1 year 1 monthBerlin, Germany
Invoicing, Subscriptions, Onboarding
Better Payment GmbH
- Refactoring an existing backend based on plain PHP
- Asynchronous processing of large data sets
Jul 2021 - Dec 2023
2 years 6 monthsBerlin, Germany
Rating System
Grover Group GmbH
- Consulting and design of software architecture using a microservices approach
- Quality assurance & team leadership
- API and backend development (Python)
- Frontend development for web platforms (React)
- Use of third-party applications as data providers
- Building a scalable cloud-based operations platform
Apr 2021 - May 2022
1 year 2 monthsJena, Germany
EventCloud
rooom AG
- Further development of the event platform based on Laravel (PHP)
- Development of a management console for the above platform
Feb 2017 - Jun 2022
5 years 5 monthsBerlin, Germany
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 a Service-Oriented Architecture
- Development of Native iOS and Android Applications
- Building a Cloud-Based Operations Platform
- Team Building & Management (6 Developers)
- Integration and Management of External Service Providers
- Setup & Customization of an Identity Provider Called Keycloak
- Integration of LDAP, Meraki, RocketChat, Papercut, and a Proprietary Door System
- Implementation of a Frontend Application as a Member Area Based on ReactJS
- Integration of a Mobile Room Booking System and Access Control
- Building a Digital Signage Solution Based on Raspberry Pi with Integration into the Door System
Jan 2017 - Apr 2020
3 years 4 monthsBerlin, Germany
Warehouse+
WHplus GmbH
- Designing a prototype
- QA & release management
- Continuous integration & deployment
- Full-stack development with service-oriented architecture
- Developing a native iOS application
- Building a cloud-based operations platform
- API development based on Symfony (PHP)
- Frontend development based on Angular (JavaScript)
Apr 2014 - Feb 2017
2 years 11 monthsBerlin, Germany
Senior Software Engineer & Head of IT
asgoodasnew electronics GmbH
- Maintaining the legacy platform based on Symfony (PHP)
- Converting a monolithic system into a service-oriented one
- Designing & developing a service-oriented architecture
- Gradually transforming the monolithic system into microservices
- QA, release management, continuous integration & deployment
- Building a cloud-based operations platform
- Interim department head for 7 months
- Team building & management (15 developers)
Jan 2014 - Apr 2014
4 monthsBerlin, Germany
Chief Technology Officer
einfach gut essen GmbH
- Planning & developing a service-oriented architecture
- Developing a native iOS application
Jun 2013 - Aug 2024
11 years 3 monthsBerlin, Germany
Artbutler
teamspring GmbH
- Designing and implementing a new service-oriented architecture
- Maintaining the legacy platform based on Django and Symfony (PHP)
- Migrating from Heroku and Hetzner to Amazon Web Services
- Building a cloud-based operations platform
May 2012 - Jan 2014
1 year 9 monthsStockholm, Sweden
Senior Systems Engineer
Carolinas Matkasse AB
- Backend development with a service-oriented architecture
- Developing a native iOS application
May 2012 - Jun 2013
1 year 2 monthsBerlin, Germany
Lead Developer
Carolinas Food Services GmbH
- Internationalization of legacy software
- Planning & development of an API and microservice architecture
- Adapting the frontend applications to different countries
- Development of a native iOS application
- Building & managing a team (12 members)
Jun 2007 - May 2012
5 yearsBerlin, Germany
Junior Developer
Weißhuhn &Weißhuhn GmbH
- Development of frontend and backend applications for the web
- Development of desktop and native iOS applications
- Maintenance & support of existing applications
- Project planning and management with client responsibility
Languages
German
NativeEnglish
AdvancedFrench
AdvancedRussian
AdvancedEducation
Sep 2004 - Jun 2007
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IT Specialist, Application Development · Application Development · Berlin, Germany
Certifications & licenses
Certification by the German Chamber of Industry and Commerce (IHK)
German Chamber of Industry and Commerce
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