Senior Salesforce Developer (f/m/x)

About Us

At CarOnSale, we have grown into a rapidly scaling automotive tech start-up. We support our B2B customers on their journey toward digitisation and work every day with a high-performing team on innovative, scalable solutions.

Your ideas, our joint implementation.
Together, we build technology that is transforming the B2B automotive trade across Europe. We value creativity, forward thinking, and believe innovation is driven by ambition, ownership, and motivation.

Our employees are our inspiration.
At CarOnSale, we actively promote talent at every career stage and provide an environment where you can grow, take responsibility, and shape your professional path.

Hungry for success?
We’re seeking ambitious individuals who want to contribute to our rapid growth in the automotive market. Join the team and help shape the future of CarOnSale.

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Your Tasks

• Become an integral part of our Salesforce team within a rapidly growing tech organisation

• Take ownership of the maintenance and further development of our two-way synchronisation service between Salesforce and our core systems

• Improve and refactor the existing Salesforce codebase while building new features from scratch

• Work on Sales Cloud implementations and continuously optimise sales-related processes

• Design and implement integrations with backend systems and third-party services, including event-driven architectures

• Actively contribute to the evolution of our internal processes and structures, and implement them within Salesforce

• Support Salesforce administration tasks where needed (profiles, permissions, flows, configurations)

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Your Profile

• 5+ years of hands-on experience in Salesforce development

• Strong experience with Sales Cloud

• Solid understanding of integrations with backend systems and distributed architectures

• Experience working with event-driven systems

• Confident with Apex, SOQL, and relational databases (SQL)

• Comfortable working with Flows, HTML, CSS, and JavaScript; TypeScript experience is a plus

• Willing and able to handle both development and admin-related Salesforce tasks

• Salesforce certifications are a plus

• Fluent in English; good German skills are a plus

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Why COS?

• Real impact from day one: You’ll play a key role in our mission to disrupt Europe’s automotive market

• Growth & development: Structured onboarding, regular feedback cycles, and individual coaching

• Hybrid working model: Flexible mix of working from our Berlin office and from home

• Your gear, your choice: MacBook or Windows laptop plus all the tools you need

• Team spirit: Be part of a motivated, ambitious team with regular team events and a strong COS culture

• Diversity & inclusion: We value an inclusive environment where everyone feels respected and supported