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Senior Python Engineer





About the Role

As a Python Engineer you will be working on developing best-in-class microservices and data pipelines for our renewables trading platform. Currently we are in a strong growth phase and are working on building a world class product to help us scale and bring renewables to many more power markets in the world, while trading many smaller electricity assets. If you are interested in contributing to the success of this platform keep on reading!

This will be a full-time role, working on-site 3-4 days per week with flexibility. As this role will be joining our international Technology team, we are open to hiring this position in either our Austin TX, Berlin DE or London UK locations. This position will manage the following responsibilities:

Role Responsibilities:

  • Design, develop and maintain microservices, ETL jobs and system components for our Python-based data integration, processing and analytics platform
  • Collaborate in a cross-functional team with engineers, business analysts, traders and data scientists
  • Stay up-to-date with the latest trends in technology and continuously improve our platform
  • Improve and guard code quality through pull requests and code reviews.
  • Help mentor more junior engineers.


About You

This person will be a proactive and pragmatic problem solver, experienced and confident with Python programming. In addition, we are looking for the following:

Essential Skills:

  • Minimum of 5 years of relevant Python experience.
  • Strong knowledge of object-oriented, functional and asynchronous programming and design patterns.
  • Substantial SQL experience and understanding of database fundamentals.
  • Ensure best ETL practices for processing, cleansing, and verifying the integrity of large datasets.
  • A passion for delivering clean code and working with a test-driven mindset.
  • An appreciation of working in a hybrid-cloud and container-driven architecture (partly on-premise and partly AWS).
  • A background in Computer Science, ideally supported by academics in this field.
  • Domain knowledge in the energy or financial sector is highly desirable.

Our Tech Stack:

  • Our tech stack includes Python (FastAPI, Pandas, Django), AWS (S3, Athena, ECS), Redis, Docker, Atlassian (Jira, Bitbucket), SQL Server, and more.


About Trailstone

Trailstone is a global energy and technology company, operating at the intersection of renewable and conventional power. We trade energy in global markets, and we provide a best-in-class service to manage the inherent intermittency of renewable power generation across the short, medium and long term.

As an energy trader, we buy and sell electricity and gas which is physically delivered on the grids, and we leverage our physical market knowledge to trade financial commodities.

As a provider of renewable energy management services, we take on the complexity of managing renewable power across different countries so that our customers can focus on their core mission of investment and growth. Trailstone offers an efficient, fully automated front-to-back renewable power management platform underpinned by our long-standing market experience, proprietary technology, data analytics and meteorology.


We’re different, and we like it that way!

Here at Trailstone, we value our differences. In fact, our success depends upon them.

Differences in backgrounds, identities and experiences lead to differing views of the world. Different world views lead to healthy differences in opinions. Different opinions are essential to creating a robust marketplace of ideas. And it is our ideas that will make Trailstone a market leader in energy innovation and disruption!

By our commitment to a diverse and inclusive workforce, Trailstone is creating value for our employees, our investors, and our communities.

So regardless of your gender, race, ethnicity, orientation, physical limitations, how you identify, how you pray, who you love, where you went to school, who you consider family, or how old you are… you can belong here!