Senior Software Fullstack Engineer, 1Komma5°
TypeScript
Carbon-neutral infrastructure for homes
Be an early applicant
Carbon-neutral infrastructure for homes
201-500 employees
Be an early applicant
201-500 employees
Company mission
To bring the technologies that will contribute to the energy transition to people efficiently and cheaply.
Role
Who you are
- Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field
- Minimum of 5+ of experience in fullstack development, with proven skills in both backend and frontend
- Strong proficiency in TypeScript and modern frontend frameworks (React, Vue, or Angular)
- Proven experience with cloud infrastructure (ideally Google Cloud)
- Proficiency in programming languages such as Go, Python, and TypeScript
- Experience in designing and implementing APIs for complex systems
- Familiarity with DevOps practices and tools, including continuous integration and deployment (CI/CD) pipelines
- Comfortable working in cross-functional, fast-paced environments
- Strong communication skills in English; German is a plus
Desirable
- Experience with IaC (ideally Terraform)
- Experience building containerised applications deployed on Kubernetes or Google Cloud Run
- Experience with building applications following 12factor.net rules and principles
- Experience with Data Engineering: Machine Learning, data pipelines
- Interest in climate tech industry
What the job involves
- As a Senior Software Fullstack Engineer in 1KOMMA5°, you'll lead the development of a scalable microservices architecture on Google Cloud, connecting and controlling IoT devices as part of our Heartbeat platform.
- Your role involves designing robust backend services and accompanying UIs, implementing APIs, and creating consistent abstraction layers to facilitate seamless integration across diverse system components.
- Collaborating with cross-functional teams, you'll contribute to the entire product lifecycle
- Design and implement performant, secure and scalable backend services and engaging web applications on Google Cloud Platform and Vercel for our IoT energy management platform
- Develop responsive, user-friendly interfaces using modern frameworks (e.g. React, Next.js) and TypeScript
- Build and consume APIs, ensuring smooth communication between frontend and backend components, and exposing clear interfaces to other teams
- Work with data visualization tools to present real-time telemetry, forecasts, and control data in a clear and actionable way
- Optimize application performance across the stack for large-scale deployments
- Collaborate with cross-functional teams to understand requirements, plan features, and deliver complete solutions
Our take
As individuals and communities look to lower the carbon footprints of their buildings and homes, there is a need to access products and infrastructure that will enable them to adopt more eco-friendly energy practices. 1KOMMA5° is building a "one-stop shop" for sales, installation and services related to solar, power storage, and EV charging infrastructure, simplifying the energy transition for carbon-conscious people.
1KOMMA5°'s offerings include the energy manager "Heartbeat", a free-to-use platform that can be accessed on mobile, and helps users to make the most out of their self-generated electricity. The company is also building a group of experienced specialist companies that it aims to support in aiding the clean energy transition, not only by investing in them but by granting them access to its operational experience to help them further develop.
A 2024 surge in revenue and profitability (leading to the company's unicorn status in 2023) underscores the market's confidence in 1KOMA5°'s transformative potential. With a clear trajectory towards exponential growth, fueled by ambitious revenue targets and strategic investments in product development, the company is poised to redefine the energy sector.
Freddie
Company Specialist at Welcome to the Jungle
Insights
248% employee growth in 12 months
Company
Funding (2 rounds)
Jun 2020
$3.3m
SEED
Jul 2018
$1.2m
SEED
Total funding: $4.5m
Company benefits
- You have the opportunity to work in our brand new offices in downtown Hamburg and Berlin and/or remotely
- Use your technical equipment outside of work in your free time
- You are part of a fast-growing company with a lot of development potential , where you can build something independently and feel your impact
- Work in flat hierarchies , take on responsibility during your induction and work directly with parts of the management
- With your work, you support the megatrend “energy and mobility transition” and make a concrete contribution to the sustainable restructuring of our energy infrastructure
- Be active and use the offers of over 7,600 sports partners with the EGYM Wellpass
Company HQ
Hamburg-Neustadt, Hamburg, Germany
Leadership
Philipp Schröder
(CEO & Co-Founder)Co-founder and former CEO of CAPinside.com. Has previously worked as Managing Director at sonnen, and Country Director at Tesla.
Michael Hinderer
(Chairman of the Board & Co-Founder)Senior Advisory Partner at Castik Capital. Co-founded GCA Altium, and was a Founding Partner for Corporate Finance Partners Holding and Apax.
Philip Liesenfeld
(COO & Co-Founder)Was Managing Director at wiwi Fondsmanagement. Worked in several roles at juwi Group including Regional Manager and Project Manager.
Jannik Schall
(CPO & Co-Founder)Former VP of Global Product at sonnen. Worked in Sales & Marketing at Tesla.
Micha Grueber
(CFO & Co-Founder)Former CFO at CAPinside. Previously Commercial Manager at SABIO.
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