Freelancer profile translated to English.
Back to original languageAbout Denis
Denis is a highly experienced developer with broad experience in IT and implementation projects in both the private and public sectors. He strives for pragmatic, business-oriented solutions with the lowest possible architectural complexity. He is experienced in backend development and enjoys solving complex problems in close collaboration with stakeholders.
Denis's working style is characterized by high commitment, a goal-oriented mindset, and a relaxed approach. He is particularly strong in problem-solving and working towards goals and deadlines. He prefers to work in teams where he can take on responsibility and initiative.
German
Native or bilingual
English
Fluent
Can work on-site
Hamburg (up to 30km)
Experience
- Südleasing - LBBWSenior Backend DeveloperBANKING AND INSURANCEApril 2024 - Today (2 years and 4 months)Stuttgart, GermanyDenis works as a backend developer in the team for the automated processing of documents using AI and Camunda. He supports the team in the creation and maintenance of Spring Boot microservices for the automatic classification and extraction of documents, including e-invoices according to EN16931, XRechnung, and Zugferd.
- Santander Consumer Technology Services GmbHArchitect & Senior Cloud DeveloperBANKING AND INSURANCESeptember 2022 - March 2024 (1 year and 7 months)Mönchengladbach, GermanyDenis was primarily responsible for the design and implementation of a cloud-based OCR system for classifying documents in the sales process, as well as the structured preparation of these documents via REST APIs in the AWS environment.The tasks included not only architectural design but also communication with stakeholders and proactive coordination of compliance.
- Media Markt Saturn GruppeSenior Backend DeveloperE-COMMERCEFebruary 2021 - August 2022 (1 year and 7 months)Ingolstadt, GermanyDenis was responsible for the design and implementation of a new sourcing microservice in a hexagonal architecture based on Domain Driven Design patterns. He introduced modern development patterns (CI/CD, coaching of Clean Code Patterns, etc.) and collaborated with other teams to harmonize and coordinate APIs and events between business units, and coordinated with enterprise architects on the integration of interfaces between individual domains and teams.
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Education
- Master of Science Information SystemsUniversity of Bamberg2014
- Bachelor of Science Information SystemsDHBW Mannheim2012