7 backend developer English-speaking jobs in Cologne

As a Backend Developer you will contribute to the ongoing development and evolution of our backend systems ... You will typically work on the following topics: Developing and evolving Node.js backend services ... architecture Contributing to the modernization of existing backend code, improving structure, maintainability ... Familiarity with SAP CAPM is a plus Strong willingness to learn, grow and take ownership in a modern backend ... Programming Model (CAPM) Designing and implementing RESTful APIs as part of a modular, service-oriented backend

scalability and long-term maintainability Collaboration Work closely with product managers, designers, and backend ... You’ll be expected to bring strong opinions on architecture, performance, and developer experience, helping ... About the Role: As a Senior Android Developer (m/f/d), you will take full ownership of our Android application

Your mission is to measurably improve developer experience, delivery speed, and operational reliability ... As Senior Platform Engineer (DevEx) (m/f/d), you design, build, and evolve the Internal Developer Platform ... Platform, covering CI/CD, self-service, delivery pipelines, service templates, golden paths, developer ... tasks: DevEx & Platform Ownership:  Design, implement, and maintain core components of the Internal Developer ... Execution & Continuous Improvement: Continuously improve developer workflows by reducing lead time, failure

Senior iOS Engineer will shape the architecture of Redcare Pharmacy's mobile platform. Responsibilities include driving modularization, defining technical standards, improving CI/CD reliability, and strengthening testing strategies. Requires expertise in Swift, large-scale production apps, modular architecture, and modern concurrency concepts.

You'll work across the stack, from backend services to customer-facing interfaces, with a strong focus

your daily work You are business-fluent in English (Level C1) You have experience as a software developer

this ethnography, you will carry out a data harvest from social media platforms with the aid of a web developer