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

MediaMarktSaturn; Ingolstadt; Vor Ort; EUR 60.000 - 80.000; Vollzeit

Zusammenfassung

A leading electronics retailer is seeking a Backend Engineer focused on scalable backend services, including API implementation and MongoDB schema design. Ideal candidates will have strong expertise in TypeScript and Node.js, alongside practical experience in backend development. Join a dynamic team contributing to technology solutions for millions of customers across Europe.

Leistungen

Flexible working hours

Career growth opportunities

Qualifikationen

• 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.

Aufgaben

• Development and maintenance of scalable backend services using NestJS, Node.js, and TypeScript.
• Design and optimization of performant MongoDB schemas.
• Implementation of robust REST and GraphQL APIs.

Kenntnisse

Backend engineering expertise

TypeScript

Node.js

NestJS

MongoDB schema design

API design principles

Event-driven systems

Testing practices

Tools

Kubernetes

Grafana

Prometheus

Jobbeschreibung

Your Tasks

• 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.

Additional Benefits Job Infos

Location:Ingolstadt, München

MediaMarktSaturn Technology

Department:HQ - IT

Entrylevel:Professional Level

Type of Employement:Full Time

Working Hours:37,5

Persona:Job Requisition Tech Employee

Recruiter:Laura Schröder

Recruiter:Laura Schröder