Over 40,000 buyers. More than 20 countries. Every vehicle listed, sold and settled through one platform. On our Inventory team you own the Service and Sales Cloud layer that carries those transactions — Apex, LWC, Platform Events, and the two-way integration that keeps Salesforce and our core system in step.
Location: Berlin Schöneberg or Munich – you work on site in one of our offices, hybrid with 3 days office and 2 days remote.
About usCarOnSale 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.
One Platform. One Profit Engine.
Your responsibilities- You build and customise Service Cloud and Sales Cloud solutions that carry our dealer and buyer processes end to end
- You own Apex classes, Lightning Web Components and Visualforce pages across the Inventory team's scope
- You design and maintain the two-way integration between Salesforce and our core platform — REST APIs, Platform Events, event-driven flows
- You decide where standard configuration is enough (Flows, metadata, permission sets) and where custom development earns its place
- You design data models and API integrations that keep transaction data consistent between Salesforce and our backend systems
- You take ownership of underused platform features and reduce technical debt in the existing codebase
- You secure reliability and performance through monitoring, release management and clean deployment practice
- You work in agile sprints and shape the architecture decisions behind them
- 4+ years of hands-on Salesforce development, with Service Cloud and Sales Cloud in production
- Deep command of Apex, LWC, Aura, Visualforce, JavaScript, HTML5 and CSS
- Strong relational data modelling with SOQL and SQL
- Solid understanding of event-driven architecture and Salesforce integration patterns — REST APIs, Platform Events
- Clear judgement on standard platform configuration (Flows, metadata, APIs) versus custom development
- Comfortable in release management and scrum frameworks, and able to carry a technical argument in a business conversation
- English at C1 level, written and spoken
- AI-fluent working style — you use tools like Claude, ChatGPT or Copilot actively in your day-to-day
Nice to have
- Salesforce certifications, particularly Platform Developer I or II, or Service Cloud Consultant
- German at B2 level
- Experience mentoring other developers and reviewing their work
- Hybrid working: 3 days in office, 2 days remote – plus 10 "Work from Anywhere" days per year
- 28 days annual leave
- 2× annual career & development conversations
- Company pension with 20% employer contribution
- Subsidised Deutschlandticket (public transport)
- FitX membership or Urban Sports Club subsidy
- Virtual stock options — share in the upside
- Free tech choice: Windows or Apple
- Structured onboarding with buddy programme and social events
- Lived diversity: active women's network, meditation & prayer room, dog-friendly office
Skills Required
- 4+ years of hands-on Salesforce development experience
- Production experience with Salesforce Service Cloud and Sales Cloud
- Deep command of Apex, Lightning Web Components, Aura, Visualforce, JavaScript, HTML5, and CSS
- Strong relational data modeling skills with SOQL and SQL
- Understanding of event-driven architecture and Salesforce integration patterns, including REST APIs and Platform Events
- Ability to judge when to use standard Salesforce configuration versus custom development
- Experience with release management and Scrum frameworks
- Ability to communicate technical arguments in business conversations
- English proficiency at C1 level, written and spoken
- Active day-to-day use of AI tools such as Claude, ChatGPT, or Copilot
- Salesforce certification, particularly Platform Developer I or II or Service Cloud Consultant
- German proficiency at B2 level
- Experience mentoring developers and reviewing their work
What We Do
Our vision is to make automotive wholesale frictionless across Europe. We developed an innovative marketplace to connect buyers and sellers. We are ambitious, digital and reliable. We are committed to provide our customers with the easiest, most profitable and personal solution. Together with our ambitious team, we set new standards in the remarking of used cars. We are looking for talents who believe in our vision and support us in the digitization of automotive wholesale. If you are looking for a place to realize your full potential and grow beyond your limits - COS is your place! CarOnSale (Castle Tech GmbH) Hauptstraße 27 Haus 9 Aufgang N 10827 Berlin Managing Director: Tom Krüger Phone: +49 30 311 96 400 E-Mail: [email protected] Registry court: Charlottenburg Local Court (Berlin), HRB 213350 B Sales tax identification number according to §27a Umsatzsteuergesetz: DE320199054 Tax number: 241/123/11331 Privacy policy https://www.caronsale.com/de/datenschutz
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