Back end engineer data platforms

We are looking for a Back End Engineer to help build the next generation of Congrify IXOPAY's AI Payments Intelligence platform.

In this role you will design and develop the backend services and data infrastructure that power AI‑driven insights, analytics and payment optimisation.

Responsabilità

• Design, build and maintain scalable backend services for the AI Payments Intelligence platform.
• Develop data pipelines, ETL processes and cloud‑native infrastructure that process large volumes of payment transaction data.
• Build backend services that power analytics dashboards, AI‑driven insights and customer‑facing reporting.
• Collaborate with enterprise customers to integrate payment data from PSPs, acquirers and other external systems.
• Develop secure, reliable APIs and integration services for payment gateways, reporting APIs, webhooks and other data sources.
• Optimise backend systems for performance, scalability, security and high availability.
• Partner with Product, Data Science and Engineering teams to design new platform capabilities and contribute to architectural decisions.
• Stay current with emerging technologies and contribute to engineering best practices across the platform.

Requisiti

• 3+ years of experience in backend software engineering, data engineering or database development.
• Strong Python development experience for building scalable backend applications and data processing systems.
• Hands‑on experience with AWS services (S3, Lambda, DynamoDB, Cognito, SQS, etc.).
• Experience designing and maintaining data pipelines and cloud‑native architectures.
• Strong problem‑solving skills and ability to work independently in a collaborative agile environment.
• Excellent communication skills and attention to detail.

Benefici

• Experience with payment data analytics, payment gateways, PSP integrations or FinTech platforms.
• Experience with analytical databases such as ClickHouse or Snowflake.
• Experience building AI or machine‑learning infrastructure and supporting analytics platforms.
• Previous experience in a startup or high‑growth technology company.

This is a remote‑friendly position. Candidates based in Germany or Italy are welcome. The role offers flexibility to work remotely and occasional visits to the Munich office.