Senior Software Engineer – Energy Markets

🕒 March 27

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1KOMMA5°

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

Founded 2021

⚡ Energy

☁️ SaaS

🔧 Hardware

Energy • SaaS • Hardware

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

• Build and optimize backend services for VPP operations and energy market integrations • Design systems at the intersection of backend and data processing pipelines • Drive technical decisions and guide fellow engineers on architectural choices • Navigate between data engineering, backend engineering, and energy market domains • Collaborate with product managers, data engineers, and data scientists across team boundaries

🎯 Requirements

• Proven experience developing scalable backend solutions with TypeScript • Data engineering fundamentals — designing systems bridging backend and data processing • Hands-on experience with energy service interfaces (smart meters, optimization, load balancing) • Strong knowledge of architectural patterns, CI/CD (GitHub Actions), and cloud infrastructure (GCP preferred) • Ability to guide architectural decisions, mentor engineers, and coordinate across domains • Passion for maintainable, documented, and testable code • Bonus points for: • Experience building virtual power plant infrastructure and energy market integrations • Python and BigQuery experience in Data Engineering or Machine Learning contexts • IoT experience for grid balancing and demand response • Infrastructure as Code experience (Terraform) • Familiarity with energy market APIs (EPEX Spot, Montel)

🏖️ Benefits

• You are part of an international, dynamic, and highly motivated team of people who have proven to make things happen • With your work, you accelerate the "energy transition" and hence have a direct impact on our climate • Work with and learn from other super-smart colleagues • You will enjoy direct contact with core decision-makers • You will enjoy the best chances of entering full-time in one of Europe's most thriving scaleups • You work remotely (Germany-wide), with offices in Hamburg, Berlin or Munich • Create a healthy balance alongside your work and enjoy all the benefits of the EGYM Wellpass • Benefits and discounts are yours with Futurebens • Whether city bike or e-bike - be flexible with our job bike leasing and do something good for the environment at the same time