Kaluza + Zartis

A Success Story

About Kaluza


An OVO Group company, Kaluza is an intelligent platform ecosystem, powering the future of energy. From revolutionising billing to smart electric vehicle charging, Kaluza’s technology is empowering some of the biggest energy suppliers to better serve millions of customers.

Kaluza’s market leading innovation is recognised across the industry, winning ‘Technological Innovation’ in edie’s Sustainability Leaders Awards 2020, ‘Transport Technology’ in BusinessGreen Technology Awards 2019 and ‘Best Innovation in Electricity’ at the UK Energy Innovation Awards 2019.


The Need

To meet growing demand for its innovative cloud technology, Kaluza needed additional developers to join its teams. 

The company works with multiple technologies including Go, Javascript, Kafka and distributed microservices and requires expertly-skilled software engineers, who can not only hit the ground  running, but proactively contribute to new product development. 

Some of the main technologies required were React, ES6, NodeJS, Typescript, GraphQL, Go, Python, microservices architecture, Kafka, and cloud technologies.


male software engineer and female designer smiling in a meeting

The Zartis Team


Zartis was able to quickly hire 4 engineers with the required skills, significantly increasing the capacity of one of the teams in a short span of time. The four engineers are all senior and based in Madrid.


The Solution

Effective Remote Working

The Zartis team was able to pitch in their expertise in effective remote working. Collaboratively, the Zartis and Kaluza teams were able to set up processes and ways of working, which optimized for remote collaboration. This included establishing proper communication processes to ensure everyone is kept in the loop.

Technical Expertise

The Zartis team was able to contribute not only with their experience with state-of-the-art technologies, such as Go, React, NodeJS and Typescript, but also proactively contributing across a range of initiatives including product development, PoCs, reduction of technical debt and other initiatives.

The Results

Continuous Improvement

Introducing new technologies, reducing technical debt.

Increased Expertise

Knowledge sharing on state-of-the-art practices and technologies.

Ongoing Success

2+ years of working together and counting.

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