Full-Stack Salesforce

Job title: Full-Stack Salesforce & Webshop Frontend Engineer (m/f/d)

Location: Cologne/Barcelona or remote | Start: As soon as possible

Your Challenge

Build end-to-end solutions for our ecommerce and internal platforms: Salesforce apps using Apex and Lightning Web Components (LWC) and React-based SPA webshop frontends

• Implement and maintain custom Salesforce applications, objects, flows, and automated processes across Sales, HR, and Field Service

• Develop new webshop features from user needs and requirements, ensuring top-notch UX, accessibility, performance, and testing

• Integrate graphical user interfaces with backend services and Salesforce data via REST/SOAP and GraphQL; design and optimize schemas, APIs, and third ‑ party integrations

• Take ownership of CI/CD, test automation (incl. browser tests), and deployments across web and Salesforce environments

• Conduct code reviews, debugging, and troubleshooting to ensure high-quality, maintainable code

• Collaborate closely with product owners, UX, frontend engineers, and business stakeholders; translate requirements into scalable, consistent, and accessible interfaces

• Monitor and improve performance and web vitals; champion usability and design consistency across the webshop and Salesforce UIs

Your Profile

• Team player who values autonomy and responsibility; strong communicator with technical and non-technical colleagues

• Expert in Salesforce ecosystem: Development experience with Apex, LWC, Visualforce, Flows

• Deep understanding of full ‑ stack principles and DevOps in the Salesforce ecosystem

• Expert in modern frontend: React SPAs, ES2022+, HTML5, CSS; accessibility, performance, and testing are core to your workflow

• Proficient with TypeScript; you write well-tested code and have experience with automated browser testing

• Hands-on GraphQL experience (schema design, querying, performance optimization)

• Deep understanding of user-centered design with a keen eye for UX/UI details

• Familiar with microservices, cloud infrastructure, and Continuous Delivery practices

• Experience integrating systems via REST/SOAP; comfortable managing APIs and data models

• Excellent written and spoken English skills and good German skills

Nice to have

• Headless CMS experience (e.g., Contentful)

• Performance optimization expertise and tooling know-how

• Strong understanding of Core Web Vitals and their impact on user experience

What We Offer

• A culture built on mutual respect and appreciation

• Startup-like vibe with regular events plus the stability and perks of a major corporation

• Lots of room for personal and professional growth

• Modern offices in Cologne or Barcelona and flexible remote options

• Attractive benefits: sports memberships, MediaMarktSaturn employee discounts, and more

If you're ready to create seamless customer experiences across our webshop and Salesforce ecosystem — let's talk