1KOMMA5grad

1KOMMA5grad

Visit websiteLinkedIn1,001-5,000 employees

1KOMMA5° sells and installs residential and small-business energy systems—solar PV, home batteries, heat pumps, and EV chargers—and provides software to orchestrate them. Its Heartbeat platform connects devices into a virtual power plant to optimize consumption and trade electricity on the power market. Founded in 2021 and headquartered in Hamburg, the privately held company operates across multiple European countries with a one‑stop shop installation and service model.

Open Positions at 1KOMMA5grad

12 open positions

Remote, Germany +3 moreEntry Level

As a working student in AI and Automation, you will build RAG-supported workflows, AI applications, and automated customer communications for an energy technology platform. You will work closely with Operations to identify process improvements and measure their impact.

Make
24 hours ago
Remote, Germany +3 moreSenior

Own the quality strategy for 1KOMMA5°’s Flutter mobile apps and help reinvent QA through autonomous exploration, intelligent test orchestration, and AI-driven testing. You’ll partner with product teams to build quality into the product and ship confidently.

AppiumDartDatadogFlutterGitHub ActionsGoogle Cloud Platform+1 more
1 month ago
Remote, Germany +3 moreStaff+

Lead the technical strategy, architecture, and engineering transformation of an energy technology scaleup building intelligent renewable-energy systems. You will guide teams, solve complex software challenges, and shape systems for scalable, secure, agentic engineering.

DatadogFlutterGitHub ActionsGoGoogle BigQueryGoogle Cloud Platform+8 more
1 month ago
Remote, Germany +3 moreIntern

Join 1KOMMA5° as an AI and automation intern, analyzing operational processes and building practical automations and app prototypes for the energy business. You will work with tools such as n8n, Make, and Zapier while contributing to scalable data structures and process improvements.

Make
1 month ago
Remote, GermanySenior

As (Senior) Solution Architect & Bid Manager, you will lead complex B2B bids and translate customer requirements into technically feasible, legally robust, and profitable commercial solutions. You will connect sales with execution while shaping scalable processes for the Commercial & Industrial segment.

2 months ago
Remote, Germany +3 moreSenior

Build scalable TypeScript backend services that connect 1KOMMA5°’s virtual power plant to energy markets and enable intelligent renewable-energy management. This remote Germany-wide role offers the chance to shape software supporting the energy transition.

DatadogGitHub ActionsGoogle BigQueryGoogle Cloud PlatformNestJSPython+2 more
2 months ago
Remote, Germany +3 moreSenior

Build scalable backend services and data-processing systems that connect virtual power plant operations with real-time energy markets. This senior role shapes architecture across software, data engineering, and renewable energy domains.

2 months ago
Remote, Germany +3 moreStaff+

Lead the technical direction of the Virtual Assembly Line team, building scalable growth and operations systems across MarTech, CRM, payments, fulfillment, and installation. You’ll architect agent-ready systems, solve complex engineering problems hands-on, and guide the team through AI-enabled engineering workflows.

DatadogFlutterGoogle BigQueryGoogle Cloud PlatformKubernetesNestJS+8 more
3 months ago
Remote, Germany +3 moreStaff+

Lead the technical direction and architecture of Heartbeat AI’s software ecosystem, spanning energy data, IoT, mobile, and AI-powered systems. This hands-on Staff Engineer role combines deep engineering work with technical leadership and the transformation toward safe, agentic engineering.

DatadogFlutterGitHub ActionsGoGoogle BigQueryGoogle Cloud Platform+8 more
3 months ago
Remote, Germany +3 moreSenior

Build AI-powered products and workflows that help scale 1KOMMA5°’s renewable-energy platform globally. This end-to-end product engineering role combines full-stack development, product thinking, and rapid delivery of LLM- and agent-based experiences.

GitHub ActionsGoogle Cloud PlatformNestJSNext.jsNode.jsReact+2 more
3 months ago

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