apeirum is recruiting on behalf of maxon for a Senior Salesforce Frontend Engineer in Barcelona. This is a permanent position employed directly by maxon ; maxon is a global provider of world-class precision drive systems. Its drives are used wherever extreme precision and the highest quality standards matter – on Earth, and on Mars. maxon offers creative minds and passionate doers a global yet trusted environment, where people who question what is possible and challenge themselves can grow.

As Senior Salesforce Frontend

Engineer you design and build modern, scalable and user-friendly frontends in maxon's Salesforce ecosystem. You shape the user experience of maxon's general Sales and Marketing platforms, with a strong focus on performance, usability and business value, and you work closely with backend developers, architects and business stakeholders in Barcelona and Switzerland. Hybrid in Barcelona (3 days office, 2 remote).

Develop and maintain frontend components and interfaces in Salesforce, mainly with Lightning Web Components (and Aura where needed). Build and customise user interfaces across Experience Cloud, Commerce Cloud storefronts, Lightning App Builder and screen flows. Connect frontend components to Apex services and external APIs, with a clean separation between UI and business logic.

Turn business requirements into intuitive, high-quality UI/UX within the platform's capabilities. Take part in code reviews,



testing and deployments, and keep improving existing frontend solutions. Use AI coding assistants responsibly to speed up development, reviewing every output for correctness, security and maintainability. 5+ years of frontend development, with substantial hands-on work in Salesforce. ~ Senior-level experience with Lightning Web Components (or Aura / similar component frameworks). ~ Strong Salesforce Commerce Cloud experience. ~ Strong frontend fundamentals: JavaScript (ES6+), HTML5, CSS3 and a component-based mindset. ~ Experience integrating frontends with Apex and external APIs. ~ A structured, reliable and quality-driven way of working, with ownership of your deliverables. ~ Fluent English. ~ Experience Cloud, screen flows and Lightning App Builder.

Jest or other JavaScript testing frameworks; CI/CD for Salesforce. Salesforce certifications (e.g. JavaScript Developer I, Platform Developer I, B2C/B2B Commerce Developer). Spanish or German. A permanent employment contract directly with maxon, competitive compensation, and flexible working hours.

A key role in global Salesforce solutions for Sales and Marketing. A dynamic and friendly workplace in maxon's Barcelona tech hub, combining startup energy with the stability of a Swiss industrial leader. shortlisted candidates then interview with the maxon team, and the offer and contract come from maxon.

📌 Senior Salesforce Frontend Engineer (Barcelona)
🏢 Apeirum
📍 Barcelona