zero44 GmbH: Ruby Backend Web Developer

Headquarters: Berlin, Germany


zero44 is a B2B SaaS start-up dedicated to developing software solutions for the maritime industry. Our goal is to help them comply with and effectively manage carbon regulations, vessel by vessel, charter by charter. Our customers are already benefiting from our strong offering towards the IMO’s Carbon Intensity Indicator. Currently, we are working hard to provide an all-in-one solution for the maritime industry to manage the EU Emission Trading System.
 Following a successful first year, and with a significant level of interest from the industry, along with new investment, we are seeking to expand our team and product features. If you have a passion for building SaaS-Applications and are keen on helping a fascinating centuries-old industry transition to carbon zero through the development of exceptional digital tools, then this could be the ideal opportunity for you.

Our current tech stack 
  • Ruby, Rails and Sorbet 
  • Sidekiq
  • Postgres
  • Terraform 
  • TypeScript, TailwindCSS and React
Your mission
In this role you’ll be at the point where our product people and technical team come together to deliver a quality end result. It will be your responsibility to collaboratively drive the entire product development flow, from design & development to deployments & maintenance. We are still at a very early stage, so much of the tech stack is rapidly changing. We are looking for someone who considers this an opportunity to make an impact.
Your profile
As our backend engineer you will build digital products and applications from the ground up.
  • You’ve shipped large, web-based applications with many components and data structures
  • You have proven ability to design complex, scalable data structures
  • You are comfortable writing complex queries in relational databases
  • You have experience integrating complex 3rd party APIs
  • You have a keen eye in detecting bottlenecks in existing data structures and strive to improve them
  • You’re comfortable making technical decisions in the fast-paced, ever-changing environment of a start-up company

  • You see things through from start to finish
  • You can manage yourself but you also work well with others
  • You understand the importance of keeping things simple and flexible
  • Fluent English and an excellent communicator
  • A good sense of humour and a great team player
Why us?
  • Build customer solutions with a purpose, help our customers manage the transition to carbon zero – a challenge probably as big for the shipping industry as moving from sailing boats to steam ships in the 20th century
  • Become a key member of our company with the chance to shape and lead its carbon trading offerings 
  • Work directly with the founders of zero44  
  • Be part of a positive, inspiring culture of trust, empowerment and constructive feedback
  • Flexible home office rules and working hours.
  • A ride on one of these beautiful ships, whenever they are somewhere near you
  • Great office in the heart of Berlin, Prenzlauer Berg!
About us
ZERO44 was founded in January 2022. Our mission is to provide the maritime industry with digital solutions to reach carbon zero. We are a Berlin based software company that combines a unique team of software and company builders with a passion for the maritime industry. We are backed by Flagship Founders, a company builder dedicated to digitising the maritime industry. We believe that our planet needs action now. The shipping industry has a long way to go to reach its ambitious climate targets. We want to help by providing our brains, hands, and hearts.

To apply:

We Work Remotely: Back-End Programming Jobs

To apply, please visit this link.

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