(Experienced) Software Engineer Marketplace (m/f/d) Job Details | MediaMarktSaturn Retail Group

MediaMarktSaturn Plattform Services GmbH; Ingolstadt; Vor Ort; EUR 45.000 - 70.000; Vollzeit

Zusammenfassung

A leading technology company is seeking a skilled backend developer specializing in TypeScript and Node.js. This role involves developing scalable solutions and optimizing MongoDB schemas while owning the complete software lifecycle. You will collaborate with cross-functional teams to enhance system architecture and contribute to delivering top-tier tech solutions for millions of customers across Europe.

Qualifikationen

• Strong backend engineering expertise with a focus on TypeScript, Node.js, and NestJS.
• Practical experience in MongoDB schema design and data scalability.
• Emphasis on testing practices and technical documentation.

Aufgaben

• Development and maintenance of scalable backend services using NestJS and Node.js.
• Implementation of robust REST and GraphQL APIs.
• Ownership of the complete software lifecycle and continuous improvement.

Kenntnisse

Backend engineering expertise

TypeScript

Node.js

NestJS

MongoDB design

API design principles

Event-driven systems

CI/CD pipelines

Kubernetes

Technical documentation

Jobbeschreibung

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• Development and maintenance of scalable backend services using NestJS, Node.js, and TypeScript
• Design and optimization of performant MongoDB schemas, including indexing strategies for large-scale datasets
• Implementation of robust REST and GraphQL APIs, background workers, and job queues with BullMQ
• Ownership of the complete software lifecycle: development, testing, monitoring, and continuous improvement
• Creation of meaningful unit, integration, and end-to-end tests with a focus on validation and reliability
• Consideration of architectural implications, edge cases, and cross-system integrations in all implementations
• Collaboration with engineering and product teams through proactive communication of progress, blockers, and trade-offs
• Contribution to architectural enhancements and system scalability
• Knowledge sharing and mentorship through code reviews and guidance

Your Profile

• Strong backend engineering expertise with a focus on TypeScript, Node.js, and NestJS
• Practical experience in MongoDB schema design and data scalability
• Demonstrated ownership mindset, with a focus on clean, maintainable solutions and critical thinking
• Emphasis on testing practices, technical documentation, and team-wide communication
• Familiarity with modern infrastructure, including CI/CD pipelines, Kubernetes, Grafana, and Prometheus
• Solid understanding of API design principles and experience with event-driven systems (e.g., Google Pub/Sub)
• Bonus: Frontend development experience with React and Next.js

About Us

MediaMarktSaturn Technology is working to make Europe’s number-one consumer electronics retailer the technology leader in its industry. To this end, several hundred developers, UX designers and system architects using state-of-the-art technology work hand in hand with business owners in agile teams to develop customer-focused technology solutions for more than 6 million customers every day in 11 countries.