Senior VPP Software Engineer - TypeScript (m/f/d)

1KOMMA5

We seek a highly skilled Senior Backend Software Engineer to join our growing tech team. 1KOMMA5 is building Germany's largest one-stop-shop for sale, installation, and services related to solar, heat pumps, electricity, and charging infrastructure.

And they are all connected! Be a part of our mission!

Your mission

As a member of the B2C domain, you will build a virtual power plant leveraging our energy manager "Heartbeat", and continuously ship innovative energy market solutions to our customers.

You will be responsible for developing scalable, robust backend services that enable seamless integration of our energy management solutions with various energy markets.

Key responsibilities include :

Work collaboratively with product managers, data engineers, and data scientists to understand problems, support discoveries, and create solutions our customers love

Build and optimize backend services for VPP operations and energy market integrations

Design and implement APIs and abstraction layers for seamless communication between different components of our energy market integration solutions

Optimize backend services for scalability and support for a large number of connected users

Create, implement, evaluate, and deploy software solutions to solve complex problems in a simplified way

Foster a culture of experiment-driven innovation within the team

Promote teamwork and successful project execution

Continuously improve developer satisfaction by avoiding / reducing tech debt, automating processes, and good documentation

Work across your boundaries and interact in close collaboration with our stakeholders and other teams

Technologies you will work with include :

TypeScript, NestJS

Google Cloud Platform (Cloud Run, Cloud Functions, PubSub, CloudSQL, Firestore, BigQuery)

Domain-driven design architecture

Datadog

Terraform

GitHub Actions

Your profile

The successful candidate will have :

Proven experience in developing scalable backend solutions with TypeScript from several past projects

Competence in building virtual power plant infrastructure, including the integration into energy markets (day-ahead, intraday, balancing services, etc).

Hands-on experience working with interfaces in the context of energy services (e.g., smart meters, energy optimization, load balancing).

Broad knowledge of various architectural patterns and experience implementing them with CI / CD using GitHub Actions and cloud infrastructure (ideally GCP)

Passion for maintainable, documented, reusable, and testable code

A finger on the pulse of software engineering trends and industry best practices

An agile and product-oriented mindset and you consider yourself a team player

Very strong written and spoken English skills, German is a plus

Bonus points for :

Experience with IaC (ideally Terraform)

Experience Python in the context of Data Engineering or Machine Learning

Experience with IoT applications for grid balancing and demand response

We are an ambitious and dynamic company with a talented team. We require our engineers to be imaginative, enthusiastic, and willing to tackle new challenges as we strive to provide everyone with renewable energy technologies.

Benefits

Contribute to a dynamic and highly motivated team with people who have proven that they can make things happen and move companies forward

With your work, you accelerate the "energy and mobility transition" and make a concrete contribution to the sustainable transformation of our energy infrastructure

You move in flat hierarchies and have direct contact with the managing directors as well as short decision-making paths

Work with and learn from other skilled engineers and join conferences and exciting meetups

You can work remotely (Germany-wide), with offices in Berlin, Hamburg and Munich

See the direct impact of your work on a rapid-scaling user base

Create a healthy balance alongside your work and enjoy all the benefits of the EGYM Wellpass

About us

At 1KOMMA5 , our vision is to accelerate CO2 neutral life for all! We created an easy one-stop-shop to buy and install solar, charging stations and heat pumps, with the purpose of liberating all European homes from the shackles of fossil fuels.

With Heartbeat, we make clean energy smarter. Connecting our customers into one powerful clean energy operating system to enable flexible tariffs and to ultimately follow the rhythm of wind and sun!" - Philipp Schröder (CEO 1KOMMA5 )