1Komma5°·Remote eligibility not specifiedRemote eligibility not specified·First seen
Staff Engineer - Heartbeat AI
Architect AI systems powering Heartbeat Energy Platform, integrating IoT/EMS with Google Cloud.
RemoteArchitectureStaffCleanTech
1Komma5°
Hamburg, Germany · Founded 2021 · 501-1000 staff
Renewable EnergyEV/CleanTechAI/ML
1KOMMA5° is a German clean energy company that provides integrated home energy solutions including solar panels, battery storage systems, heat pumps, wallboxes (EV chargers), and air conditioning units. The company also offers its proprietary Heartbeat AI energy management platform and the Dynamic Pulse tariff, which connects households directly to the electricity spot market to deliver the cheapest and cleanest power available. Its mission is aligned with limiting global warming to 1.5 degrees Celsius.
Open roles at a glance
3 live roles2 Architecture · 1 Data· 3 remote-friendly
Engineering at 1Komma5°
Builds in: CleanTech
Works with:LookerSQLMeshBigQueryCloud RunFlutterGCPGitHub ActionsGKE (Kubernetes)PostgreSQLTerraform/IaC
Seniority: 1 Junior · 2 Staff
Hiring engineering roles here since June 2026
3 open Engineering roles
Curated from live 1Komma5° postings. Click any role for the full brief.
1Komma5°·Remote eligibility not specifiedRemote eligibility not specified·First seen
Staff Engineer - Virtual Assembly Line
Architect scalable growth systems (MarTech, CRM) using TypeScript/GCP to scale global operations.
RemoteArchitectureStaffCleanTech
1Komma5°·Remote eligibility not specifiedRemote eligibility not specified·First seen
(Junior) Data Engineer - Data Platform
Architect, develop, and manage data platforms using GCP to enable internal customers.
RemoteDataJuniorCleanTech
Not recently confirmed (8)
We haven't seen these on 1Komma5°'s site in over 60days. They may already be filled — check the company's own careers page before applying.
1Komma5°·Berlin, DEBerlin, Germany·First seen
(Senior) Software Engineer - Device Connectivity (Go)
Develop and maintain device connectivity services using Go to manage tens of thousands of distributed energy devices.
OnsiteSoftwareSeniorEnergyRenewables
1Komma5°·Remote eligibility not specifiedRemote eligibility not specified·First seen
Engineering Manager Heartbeat AI
Build the energy system of the future with Heartbeat AI for 1Komma5°.
RemoteEngineering MgmtSeniorCleanTechPlatform
1Komma5°·Remote eligibility not specifiedRemote eligibility not specified·First seen
(Senior) IoT Cloud Engineer
Build the energy system of the future for 1Komma5°, connecting and managing millions of energy devices.
RemotePlatform / DevOpsSeniorCleanTechPlatform
1Komma5°·Hamburg, DEHamburg, Germany·First seen
(Senior) Product Engineer - Heartbeat
Build the future of energy with Heartbeat AI for 1Komma5°.
HybridSeniorCleanTechAI/ML
1Komma5°·Berlin, DEBerlin, Germany·First seen
Senior Analytics Engineer - Growth
Build energy systems of the future for 1Komma5°
HybridDataSeniorCleanTechB2B SaaS
1Komma5°·Hamburg, DEHamburg, Germany·First seen
(Senior) Platform Engineer
Build the AI-native development backbone for the energy system of the future at 1Komma5°.
HybridPlatform / DevOpsSeniorCleanTechPlatform
1Komma5°·Berlin, DEBerlin, Germany·First seen
Senior Software Engineer - Energy Markets
Build the energy system of the future with Heartbeat AI for 1Komma5°.
HybridSoftwareSeniorCleanTechPlatform
1Komma5°·Berlin, DEBerlin, Germany·First seen
Senior Backend VPP Software Engineer - TypeScript
Build a virtual power plant for 1Komma5° to accelerate the energy transition.
HybridSoftwareSeniorCleanTechPlatform
Archived roles (6)
No longer open on 1Komma5°'s site. Kept for reference — saved archived roles stay in your dashboard.
1Komma5°·Remote eligibility not specifiedRemote eligibility not specified·First seen
(Senior) QA Engineer - AI-Driven Testing
Senior QA Engineer at 1Komma5° focusing on end-to-end quality for mobile products with a focus on AI-driven testing.
ArchivedRemoteQA / TestSeniorCleanTech
1Komma5°·Remote eligibility not specifiedRemote eligibility not specified·First seen
Senior Software Engineer - Mobile
Build the energy system of the future with Heartbeat AI for 1Komma5°.
ArchivedRemoteSoftwareSeniorCleanTech
1Komma5°·Remote eligibility not specifiedRemote eligibility not specified·First seen
Software Engineer - Financial Infrastructure & Payments
Build financial infrastructure for the energy transition at 1Komma5°.
ArchivedRemoteSoftwareMid-levelFinTechCleanTech
1Komma5°·Hamburg, DEHamburg, Germany·First seen
(Senior) Site Reliability Engineer - Platform & Agentic Operations
Build Europe's largest virtual power plant using AI agents to optimize infrastructure and developer workflows for 1Komma5°.
ArchivedHybridPlatform / DevOpsSeniorCleanTechPlatform
1Komma5°·Hamburg, DEHamburg, Germany·First seen
(Senior) Product Engineer
Build the energy system of the future with Heartbeat AI for 1Komma5°.
ArchivedHybridSeniorCleanTechAI/ML
1Komma5°·Berlin, DEBerlin, Germany·First seen
Senior Data Engineer - Data Platform
Build the energy system of the future with Heartbeat AI for 1Komma5°.
ArchivedHybridDataSeniorCleanTechPlatform