Backend Developer Jobs in Lower Saxony, Germany

GEA Group, a global leader in industrial separation technology, seeks a Backend Developer to join its Smart Services team in Oelde, Germany. The role focuses on building secure, cloud‑native microservices using Python (FastAPI) on Microsoft Azure.

Backend Engineer on the BI App team at About You, building smart BI solutions with Node.js and TypeScript to power data-driven insights across fashion e-commerce. The role focuses on managing large data volumes in Google BigQuery, developing high-traffic APIs with minimal latency, and collaborating with product managers, data scientists, and analysts to iterate on features.

Backend Engineer on the BI App team at About You, building intelligent BI solutions with Node.js and TypeScript. The role focuses on managing large data volumes using Google BigQuery, creating high‑traffic APIs with minimal latency, and collaborating with product managers, data scientists, and analysts to enhance existing features.

Backend Engineer on the Search Engine team at ABOUT YOU, building a cutting‑edge search platform with Node.js and TypeScript to handle large data volumes via BigQuery and BI systems. The role focuses on designing scalable APIs, optimizing latency, and collaborating with product, QA, and analytics to launch new features.

Backend Engineer on the Search Engine team at About You, building a cutting‑edge search platform with Node.js and TypeScript. The role focuses on designing scalable APIs, managing large data sets in Google BigQuery, and integrating with BI systems to deliver fast, accurate search results.

Backend Engineer on the Recommendation team at About You, building next‑generation recommendation APIs with Node.js and TypeScript. The role focuses on efficient data handling with Google BigQuery, low‑latency API design, and close collaboration with product managers, data scientists, and analysts to iterate on features.

Backend Engineer on the Recommendation team at ABOUT YOU, building next‑generation recommendation services with NodeJS and TypeScript. The role focuses on designing scalable APIs, managing large data volumes with BigQuery, and integrating with BI and data platforms.

We are seeking a Backend Developer to join our engineering team in Hamburg, Germany. The role focuses on designing, implementing, testing, commissioning, and maintaining high-performance backend systems for a mobile advertising platform.

Search Engine Team at About You builds a cutting‑edge search platform that powers product discovery across the e‑commerce site. The Backend Engineer develops high‑traffic APIs with Node.js and TypeScript, manages large data volumes using BigQuery, and integrates search results with BI systems.

Search Engine Team at About You builds a modern search platform powering product discovery. The Backend Engineer designs and implements high‑performance APIs with Node.js and TypeScript, manages large data sets using Google BigQuery, and integrates search results into the company’s data platform.

Purchasing Interface Team builds the core systems for buying, procurement, private label and fotostudio operations. As a Backend Engineer you will develop high‑traffic web applications with PHP/Laravel, design and scale RESTful APIs and background jobs, and own feature delivery from code commit to production monitoring.

Purchasing Interface Team builds the core system for operational processes in purchasing, procurement, private labels and photo studio. As a Backend Engineer you will develop high‑frequency web applications with PHP Laravel, design and scale RESTful APIs and background jobs, and own feature delivery from code commit to production on AWS ECS. Based in Hamburg or Berlin, on‑site work with a hybrid model as needed.

Factory of Tomorrow Team at Zellerfeld Shoe Company builds the next‑gen manufacturing platform. As a Backend Developer you will design and maintain REST and GraphQL APIs, own end‑to‑end services, shape architecture, and build async pipelines linking hardware, production, and customer systems.

Purchasing Interface Team builds the core systems that power buying, procurement, private label and fotostudio operations. The Backend Engineer designs and ships high‑traffic PHP (Laravel) web applications and RESTful APIs, owns feature health from code commit through production on AWS ECS, and drives architecture decisions with the Lead Engineer.

Purchasing Interface Team builds the core web platform for ordering, procurement, private labels and photo studio operations. The Backend Engineer designs and implements high‑frequency PHP (Laravel) services, RESTful APIs and background jobs processing over 1 million jobs per hour, and owns feature delivery from code commit to production on AWS ECS. Based in Hamburg, Germany, on‑site work model with full‑time employment.

Backend Engineer on the SRE‑Backend team at FREENOW, building stable, scalable, fault‑tolerant microservices that power mobility solutions for millions of users. You own feature development, from design through deployment and monitoring, improving performance and reliability across Go, Kotlin, Java, and Python services on AWS and Kubernetes.

Backend team at BJAK builds the core systems behind the AI Neobank app, enabling scalable financial products across markets. The role designs and implements reliable APIs, workflows, and infrastructure for onboarding, payments, cards, transfers, KYC, and risk, collaborating with product, frontend, mobile, and AI teams.

Custom Software Solutions team at Sopra Steria develops tailored Java backend applications for diverse clients. The role designs, analyzes, and optimizes Spring Boot REST services while consulting customers on technical solutions.

Backend Engineering team builds AI-driven backend systems for enterprise applications. The Backend Engineer, Extensions designs, develops, and maintains high‑performance distributed workflows, collaborates with data scientists to turn predictive models into scalable services, and ensures reliability and observability in production.

Backend Engineer at Jobgether, building a high‑scale, real‑time digital platform serving millions of active users. Designs and implements robust backend microservices, collaborates with product and engineering to deliver features, and ensures 24/7 system stability and performance.