Overview
Full-Stack Salesforce & Webshop Frontend Engineer (m/f/d) at MediaMarkt Spain. Build end-to-end solutions for ecommerce and internal platforms, including React-based SPA webshop frontends and Salesforce apps using Apex and Lightning Web Components (LWC).
Responsibilities
* Build end-to-end solutions for our ecommerce and internal platforms: React-based SPA webshop frontends and Salesforce apps using Apex and Lightning Web Components (LWC)
* 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
* Implement and maintain custom Salesforce applications, objects, flows, and automated processes across Sales, HR, and Field Service
* 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 Tasks
* Build end-to-end solutions for our ecommerce and internal platforms: React-based SPA webshop frontends and Salesforce apps using Apex and Lightning Web Components (LWC)
* 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
* Implement and maintain custom Salesforce applications, objects, flows, and automated processes across Sales, HR, and Field Service
* 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
* Approximately 5 years of relevant professional experience in frontend engineering and/or Salesforce development
* Team player who values autonomy and responsibility; strong communicator with technical and non-technical colleagues
* Deep understanding of user-centered design with a keen eye for UX/UI details
* 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)
* Familiar with microservices, cloud infrastructure, and Continuous Delivery practices
* Salesforce development experience: Apex, LWC, Visualforce, Flows; understand full‑stack principles and DevOps in the Salesforce ecosystem
* Experience integrating systems via REST/SOAP; comfortable managing APIs and data models
* Excellent written and spoken English (C1) skills and good German skills (B2)
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
About Us
MediaMarktSaturn is Europe’s leading consumer electronics retailer. It sees itself as a partner, daily companion and navigator for its customers in the digital world. Its over 1,000 MediaMarkt and Saturn stores are closely integrated with their online shops. MediaMarktSaturn has a total headcount of more than 60,000.
MediaMarktSaturn Technology is working on making Europe\'s number one consumer electronics retailer the technology leader in its sector. 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.
Technology Hub located in Barcelona, is one of the service units of MediaMarktSaturn Technology to deliver adequate staffing and engineering skills for the agreed deliveries of the global deployment plan for the entire group.
We are loonkking for a software engineer for the Salesforce (IT) Team. The team operates end-to-end—from platform administration and security to custom development, integrations, finance solutions, and change management—serving all key functions such as HR, Field Service, Service, Finance, Support, MMSD Marketplace, and MediaMarkt Spain.
Job Infos
Location: El Prat De Llobregat
Media Markt Saturn Th Services Barcelona
Department: HQ - IT
Employment type: Full-time
Working Hours: 40
Persona: Job Requisition Tech Employee
Recruiter: Angela Evelyn Paredes Huanca
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