Senior Product Designer - Heartbeat AI

We are looking for an AI-native designer Senior Product Designer to embed directly into our B2C product teams. You'll own the full design loop — from shaping the problem, to shipping polished and production-ready app experiences for our flagship consumer product, the Heartbeat app.

What you'll do

• Own end-to-end design for core app features — from discovery to delivery
• Leverage AI to enhance every step of the design process
• Elevate the product experience - you can take things from good to excellent
• Run effective user research — interviews, usability tests, and surveys
• Partner closely & proactively with PMs, engineers, and data scientists
• Synthesise complex data into simple, elegant product decisions
• Advocate for the user in a fast-moving, technical environment

What you'll need

• AI native — you use AI tools daily in your design process and can show us the work
• Block-shaped — equally strong and curious in UX process, visual design, UI craft, and cross-functional collaboration
• End-to-end ownership — you've taken features from 0 to 1, from messy problem statement to shipped product
• Mobile app design fluency — you're proficient in mobile app design patterns
• High agency — you spot gaps and fill them without being asked
• Builder mindset — you care about things being made, not just imagined
• Excellent communicator — you bring clarity and efficiency to verbal & written communication; our working language is English; fluency in German is a big plus

What they offer

• Work remotely (Germany-wide), with offices in Hamburg, Berlin or Munich
• Direct impact on climate acceleration through the energy transition
• Direct contact with core decision-makers
• EGYM Wellpass benefits
• Job bike leasing
• Discounts through Futurebens