Senior Backend-Focused Fullstack Developer (m/f/d) (Ref.Nr.: 46214)

We are seeking an experienced Senior Backend-Focused Fullstack Developer to support and develop a high-profile customer experience application within the automotive sector. This role involves working on a cloud-native, event-driven architecture to enhance customer-facing communication and aggregate vehicle tracking data from multiple sources.

Key Facts
Start: 01.03.2026
Duration: not known
Capacity: 100 %
Employment type:
Job site: Ludwigsburg
Job country: Deutschland

Your tasks
•Support and develop a specialized customer experience application focused on tracking and event-driven communication
•Design and implement complex integration architectures for aggregating data from multiple asynchronous and synchronous sources
•Develop backend services using Kotlin and Spring Boot within an AWS cloud environment including Lambda and ECS
•Build and maintain web applications for internal reviewers and dealers using React and TypeScript
•Implement event-driven systems utilizing Kafka for robust communication between services
•Apply clean architecture principles and architectural patterns to ensure scalable and maintainable codebases
•Execute consumer-driven contract testing and ensure high engineering quality through TDD and the testing pyramid
•Lead technical discussions, facilitate alignment across multiple teams, and document architectural decisions
•Drive knowledge sharing and mentor team members through pairing, rotation, and code reviews
•Proactively shape team processes and engineering practices to raise the overall technical bar
•Migrate integrations to new upstream systems while maintaining uninterrupted functionality

Must have competences
•Senior-level expertise with the ability to lead architectural discussions and drive technical decisions
•Extensive professional experience in Backend development with Kotlin and Spring Boot
•Strong proficiency in building event-driven systems and asynchronous integrations using Kafka
•Practical experience with AWS cloud services, specifically Lambda, SQS, and ECS/Fargate
•Strong skills in Frontend development with React and TypeScript
•Experience with Node.js for supporting and developing web applications
•Solid knowledge of Infrastructure as Code (IaC) using Terraform or AWS CDK
•In-depth understanding of clean architecture, modularity, and API design
•Experience with CI/CD tools (e.g., GitHub Actions) and containerization with Docker
•Strong engineering quality mindset, including experience with TDD and the Testing Pyramid
•Ability to lead technical discussions, facilitate alignment, and mentor team members in an agile environment
•Professional fluency in English
•Ability to visit the client site in Ludwigsburg once per quarter

Nice to have competences
•Experience with NoSQL databases such as DynamoDB or MongoDB
•Experience with consumer-driven contract testing (e.g., Pact)
•Familiarity with observability and operations, including distributed tracing, metrics/alerting, and incident response
•Experience with collaborative programming techniques such as pair programming and mob programming
•Previous experience migrating integrations to new upstream systems
•German language skills

Additional information
The position is 100% remote with a mandatory onsite presence in Ludwigsburg once per quarter. Collaboration with nearshore partners is part of the project model.

Let’s power the future together
From Business Case to Implementation: As a leading consulting firm for strategic transformations, we are a trusted partner for our clients—and for our employees. Responsible, high-performing, and always with a focus on people. #WeAreWavestone
With our 360° portfolio of consulting services, we combine top-tier industry expertise with a wide range of cross-sector skills, work interdisciplinary, and think outside the box. This allows us to offer our partner companies and freelancers comprehensive perspectives within our own projects, while also supporting them as a long-standing framework agreement partner in filling project vacancies—promptly and directly.

We look forward to hearing from you!

Your direct contact at Wavestone
Mirza Tahirovic
Phone: +498945599291
E-Mail: mirza.tahirovic@wavestone.eu

Let’s power the future together

Vom Business Case bis hin zur Umsetzung: Als führendes Beratungsunternehmen für strategische Transformationen sind wir vertrauenswürdiger Partner für unsere Kunden - und für unsere Mitarbeitenden. Verantwortungsvoll, leistungsstark und immer mit dem Menschen im Fokus. #WeAreWavestone

Mit unserem 360°-Portfolio an Beratungsleistungen verbinden wir erstklassige Branchenexpertise mit einem breiten Spektrum an branchenübergreifenden Kompetenzen, arbeiten interdisziplinär und denken über den Tellerrand hinaus. Unseren Partnerunternehmen und Freelancern:Freelancerinnen können wir so umfassende Perspektiven innerhalb unserer eigenen Projekte bieten und unterstützen als langjähriger Rahmenvertragspartner bei der Besetzung von Projektvakanzen – zeitnah und direkt.

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