Senior Software Engineer

Team: IT

Location: Germany

Commitment: Contract

Workplace Type: remote

Accountabilities

• Design, develop, and optimize highly concurrent backend systems to ensure performance, scalability, and reliability.
• Architect and implement core backend microservices that support real-time, large-scale applications.
• Scale platform capabilities to support environments ranging from small deployments to large, high-traffic venues.
• Collaborate closely with Product Managers and application developers to understand business requirements, identify technical challenges, and deliver effective solutions.
• Partner with deployment and infrastructure engineers to streamline releases and ensure efficient software delivery.
• Contribute to system architecture decisions, code quality, testing practices, and continuous improvement initiatives.
• Build and maintain secure, maintainable, and well-tested services that support evolving product capabilities.

Requirements

• Bachelor's or Master's degree in Computer Science, Software Engineering, or a related technical field.
• At least 3 years of professional experience developing backend software applications.
• Minimum 2 years of hands-on experience with TypeScript and Node.js for backend development.
• Strong expertise in RESTful API design, backend architecture, unit testing, and the Jest testing framework.
• Solid knowledge of SQL, relational data modeling, static typing, and Docker-based development workflows.
• Experience developing event-driven or real-time distributed systems.
• Familiarity with modern backend frameworks such as NestJS.
• Experience with PostgreSQL and container orchestration technologies such as Kubernetes.
• Knowledge of additional programming languages such as Python, Go, or C# is highly valued.
• Exposure to technologies such as MongoDB, gRPC, Helm, Kustomize, Domain-Driven Design, Event Sourcing, or CQRS is considered an advantage.
• Previous experience in e-commerce, payment systems, checkout platforms, or similar transaction-heavy environments is a plus.
• Frontend development experience with React or React Native is beneficial but not required.

Benefits

• Fully remote contract opportunity with an internationally distributed engineering team.
• Opportunity to work on advanced AI-powered products that solve complex real-world challenges.
• Exposure to modern backend technologies, distributed systems, and cloud-native architectures.
• Collaborative engineering culture with strong cross-functional teamwork and knowledge sharing.
• Opportunity to influence technical architecture and contribute to large-scale platform evolution.
• Inclusive and diverse work environment that values innovation, collaboration, and equal opportunity.
• Continuous exposure to challenging projects that encourage professional and technical growth.