Senior Product Designer – Heartbeat AI

🕒 August 17

🇩🇪 Germany – Remote

⏰ Full Time

🟠 Senior

🎨 Product Designer (UI/UX)

👻 Ghost score 10%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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1KOMMA5°

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

Founded 2021

💼 Consulting

📦 Logistics

🏗️ Construction

Consulting • Logistics • Construction

1KOMMA5° is a company dedicated to providing sustainable energy solutions through the installation and management of solar panels, heat pumps, energy storage systems, and energy management technologies. Their Heartbeat AI and Dynamic Pulse technologies intelligently connect and optimize users' energy systems, allowing for significant savings in energy costs. The company emphasizes independence from traditional energy markets by enabling households to produce and manage their own clean energy. With a focus on sustainability, 1KOMMA5° also facilitates the sale of surplus solar energy, helping users earn additional income. They operate comprehensively, offering consultation, planning, installation, and service through their extensive network across multiple countries.

📋 Description

• Own end-to-end design for core Heartbeat app features, from discovery to delivery • Leverage AI throughout the design process • Elevate the product experience from good to excellent • Run user research including interviews, usability tests, and surveys • Partner proactively with product managers, engineers, and data scientists • Synthesize complex data into simple, elegant product decisions • Advocate for users in a fast-moving, technical environment • Shape the problem and ship polished, production-ready app experiences • Embed directly into B2C product teams shaping the Heartbeat consumer app

🎯 Requirements

• Senior-level product design profile • AI-native design practice; daily use of AI tools in the design process and ability to show the work • Strength across UX process, visual design, UI craft, and cross-functional collaboration • End-to-end ownership of features from 0 to 1, from problem statement to shipped product • Proficiency in mobile app design patterns • Ability to identify gaps and act without being asked • Builder mindset focused on delivering products • Excellent verbal and written communication • English is the working language • Fluency in German is a big plus • Experience or fluency with Figma, Cursor, Claude, Notion, and Linear • Skills in AI-First Design, Prototyping, User Research, UX Process, Data Visualization, and Mobile App Design

🏖️ Benefits

• International, dynamic, and highly motivated team • Work that accelerates the energy transition and has direct climate impact • Learning from colleagues • Direct contact with core decision-makers • Best chances of entering full-time in a thriving European scaleup • Remote work Germany-wide • Offices in Hamburg, Berlin, or Munich • EGYM Wellpass benefits and discounts • Futurebens benefits and discounts • Job bike leasing for city bikes or e-bikes