Senior Data Platform Engineer (m/f/d) – NoSQL & Graph Databases (remote)

Responsibilities:

• Design, implement, and operate NoSQL and graph database solutions for the central platform
• Own graph data models and query patterns for highly connected, complex domains
• Plan and execute migrations from relational or file-based storage to NoSQL or graph databases
• Collaborate with backend teams to integrate database solutions into new and existing services
• Evaluate and select the right database technologies for different platform and product needs
• Ensure performance, scalability, reliability, and maintainability in production
• Contribute to platform architecture decisions, technical standards, and best practices
• Support and enable product teams through guidance, code reviews, and hands-on collaboration

Your Profile:

We are looking for someone with:

• Strong hands-on experience with NoSQL and/or graph databases (e.g., Neo4j, Amazon Neptune, MongoDB, or similar)
• Solid understanding of data modeling for graph and non-relational data stores
• Experience in database migration projects and cloud operations (preferably AWS)
• Good knowledge of backend architectures and data access patterns
• Strong problem-solving skills, ownership mindset, and ability to communicate complex technical concepts clearly
• Fluent English; German skills are a plus

Nice to Have: Experience with relational databases, hybrid data architectures, backend technologies (Node.js, .NET, etc.), performance tuning, CI/CD pipelines, DevOps practices, and observability/monitoring of databases

Our contact:

Charisma-Tec GmbH
Rethelstraße 38
40237 Düsseldorf
E-Mail: karriere.ct@charisma-tec.de
Tel: 0211-170905-00
Web: www.charisma-tec.de

We welcome all applications regardless of ethnic, cultural or social background, gender identity, sexual orientation, ideology, religion, age or disability of applicants (m/f/d) and their family responsibilities. Severely disabled applicants will be given special consideration if they are equally qualified.