Salesforce Developer (f/m/x)

About the company

CarOnSale is a Berlin-based B2B marketplace providing an integrated software ecosystem for professional used-car trading, connecting dealers and OEMs with vehicle inspections, logistics, and payment processing for cross-border transactions.

About this role

<h1>Senior Salesforce Developer (m/w/d)</h1> <p>40,000 buyers. 20+ countries. One Salesforce org carrying all of it. You'll own the two-way sync between Salesforce and our core platform — and the migration off Aura and Visualforce that's been waiting for someone senior enough to do it properly.</p> <p><strong>Location:</strong> Remote from anywhere in Brazil — freelance contract, with your day starting at 7:00 AM Brazil time (12:00 CET) for overlap with the European team.</p> <h3>About us</h3> <p>CarOnSale is the AI-powered platform for B2B used car trading in Europe. Over 40,000 buyers from more than 20 countries trade on our platform — and 85% of inventory is exclusive to us. We connect software, pricing intelligence, logistics and financing in one layer — as the operating system for an entire industry.</p> <p><em><strong>One Platform. One Profit Engine.</strong></em></p> <h3>Your responsibilities</h3> <ul> <li>You own the two-way synchronisation service between Salesforce and our core platform</li> <li>You build new features from scratch and continuously improve the existing codebase — hands-on coding, not configuration</li> <li>You translate business and user requirements into scalable Salesforce solutions, working with a distributed engineering team</li> <li>You take on underutilised platform features and cut technical debt</li> <li>You identify and resolve technical issues, optimise system performance and secure data integrity</li> <li>You mentor team members and keep technical documentation accurate and current</li> <li>You assess new Salesforce ecosystem releases and decide what's relevant for our platform</li> </ul> <h3>What you bring</h3> <ul> <li>5+ years of hands-on Salesforce development, most of it writing custom code rather than configuring</li> <li>Deep command of Apex, LWC, JavaScript, HTML5 and CSS — plus the confidence to work in the Aura and Visualforce code you'll be migrating away from</li> <li>Strong SOQL, SQL and relational data modelling, and a solid grasp of event-driven architecture where Salesforce meets external systems</li> <li>Strong knowledge of SFDC Flows, Metadata API and Salesforce APIs, working within release management and Scrum</li> <li>AI-native working style — you use coding agents and LLM tooling daily and have real judgement about where they accelerate you and where they don't</li> <li>English at C1 level or above, and an established entity in Brazil able to invoice in euros</li> </ul> <p><strong>Nice to have</strong></p> <ul> <li>Salesforce certifications</li> <li>Experience with Agentforce or Einstein AI features</li> <li>Spanish as an additional language</li> </ul> <h3>What you get</h3> <ul> <li>Fully remote from anywhere in Brazil on a freelance contract</li> <li>Architecture ownership from day one</li> <li>An engineering culture where AI tooling is embedded in how the work gets done</li> <li>Direct access to the European engineering team — no client-vendor layer in between</li> <li>Initial 12-month contract with possibility of extension</li> <li>Competitive hourly rate aligned with senior market rates</li> </ul> <p><strong>Apply now — your CV is enough</strong></p> <h1 data-start="165" data-end="204"><span style="font-size: 14px;">.</span></h1>