Credibur

Full-stack Engineer

• Own backend robustness: Improve and maintain core backend components with a focus on correctness, performance, and long-term maintainability
• Solve complex business logic: Identify and fix edge cases caused by heterogeneous customer data and evolving requirements
• Improve database performance: Analyze and optimize slow queries, data access patterns, and schema decisions as data volume increases
• Build pragmatic solutions: Extend existing systems carefully, choosing simplicity over premature optimization & abstraction
• Collaborate on operations where it matters: Contribute to infrastructure, CI/CD, observability, and deployment improvements that directly impact backend stability and scalability
• Work closely with the team: Collaborate with other engineers and product to turn real operational needs into reliable backend behavior

Senior Software Engineer – m/f/d

Operations

• Allocate payments to outstanding receivables
• Review system suggestions
• Investigate unallocated transactions and assign them manually
• Handle incoming tickets, live chat, and inbound calls professionally and empathetically
• Escalate unresolved cases according to defined procedures
• Proactively report recurring issues — your input will directly contribute to improving our processes
• Document your work thoroughly

Working Student – Fintech Operations

Customer Support

• Zahlungen offenen Forderungen zuordnen; Systemvorschläge prüfen; nicht zugeordnete Transaktionen klären und manuell zuordnen
• Eingehende Tickets, Live-Chat und Telefonate (Inbound) professionell und einfühlsam bearbeiten
• Nicht lösbare Fälle gemäß definierten Verfahren eskalieren
• Arbeit sorgfältig dokumentieren
• Wiederkehrende Probleme melden und zur Verbesserung von Prozessen und Vorlagen beitragen

Senior Software Engineer – m/f/d

Working Student – Fintech Operations

Werkstudierende Operations, Customer Support

Senior Software Engineer