On - Senior Backend Engineer - Commercial Technology
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Requirements
• ORM tools like MikroORM • Event-driven systems (e.g., Kafka, BullMQ, Pub/Sub) • E-com ecosystems • Your Team: • Your Team: • As you might expect from a running brand, the wider E-Commerce team at On is a fast-paced place to be. You will work in the diverse Commercial Technology domain, collaborating with Software Engineers, QA Engineers, Product Managers, Data Analytics, Marketing and others of stream-aligned or platform teams that are located in Berlin, Zurich and London.
Responsibilities
• Design, develop, and maintain robust and scalable backend services using our modern tech stack, with a primary focus on NestJS, TypeScript, and GraphQL. • NestJS, TypeScript, • GraphQL • Take ownership of key components within our Commercial cluster, ensuring they are performant, reliable, and meet the needs of various client applications (web, mobile, and third-party integrations). • Collaborate closely with frontend engineers, product managers, and other stakeholders to deliver end-to-end features. • Write/Vibecode clean, maintainable, and well-tested code, and contribute to a culture of high quality and continuous improvement through code reviews and pair programming. • Deploy and operate your services in a cloud-native environment on Google Cloud Platform (GCP), using Kubernetes and Docker. • Engage with and contribute to our distributed systems landscape, helping to build resilient systems that can handle our growing scale. • Your Story • Your Story • A strong background in backend development, with proven experience building and shipping high-quality software. • Proficiency in Node.js and TypeScript, with a deep understanding of modern backend frameworks. Hands-on experience with NestJS is a significant advantage. • Node.js • TypeScript • Solid experience in designing, building, and consuming GraphQL APIs. • Strong knowledge of relational databases (e.g., PostgreSQL) and data modeling. • Hands-on experience with cloud platforms (GCP is a plus) and containerization technologies (Docker, Kubernetes). • You are a collaborative team player with excellent communication skills, comfortable working in an agile environment.
Benefits
• At On, we are a team of explorers, dreamers, and innovators. We live and breathe our mission to ignite the human spirit through movement. We offer a dynamic, fast-paced, and collaborative environment where you can make a real impact. You'll be surrounded by passionate and talented colleagues, with plenty of opportunities for professional growth and development.
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