Software engineer H/F
We are developing innovative and affordable consumer products with incredible user experience to accelerate our energy transition by recycling wasted heat from next-generation computers.
We usually respond within three days
About the job 🧑‍💻
We are looking for world-class software engineers to build our modular service-based software architecture.
You will be developing the application of myEko, our innovative connected heater which recycles heat from computers. We need to manage these remote devices, schedule temperature routines, adapt heating to a user’s presence or behaviour, provide a backend for the mobile apps, react to the weather, integrate with smart assistants, detect fraud using mining pool data, pay users the correct amount every month, and much more… Rise up to the challenge and join us!
Responsibilities
- Design and implement the backend and/or frontend of myEko as a suite of modular microservices.
- Participate in the specification, development and maintenance of our IoT cloud platform
- Build robust and scalable microservice APIs to enable new features for myEko and the mobile apps
- Define and document best practices and strategies to build out our cloud infrastructure
- Document software requirements, design, and implementation.
Minimum qualifications
- You write high-quality production-grade code that you’re proud of
- You have built many robust and scalable APIs and services performing a wide variety of tasks
- Experience with microservices and serverless architectures
- Experience designing RESTful and/or graphQL APIs
- Proficient in multiple programming languages, with years of experience with a statically typed language
- Able to discuss pros and cons of any technical approach
- Experience with software verification strategies including unit testing
Preferred qualifications
- Experience in any of these is highly beneficial:
- Backend of connected products / IoT
- Backend of a complex mobile app or website
- Large scale automated payment systems
- Mining pools and pool proxies
- Integration with smart home assistants such as Amazon Alexa, Google Assistant or Apple Homekit
- Knowledge of IoT cloud platforms (esp. AWS)
- Familiar with Agile methodologies and ready to embrace SCRUM
About you đź‘€
- Self-starter who loves to get things done
- Amazing problem solving and troubleshooting skills
- Lifelong learner, always willing to learn and teach
- Familiar with Agile methodologies and ready to embrace SCRUM
- Excellent verbal and written communication skills in English and French
About the dev team 🌟
Hestiia is growing fast and we are looking for talented developers and devops engineers to build the software infrastructure behind our revolutionary connected heater. You will be working hand-in-hand with our design, electronics, engineering and manufacturing team to launch an amazing product with an incredible user experience.
You will be building a world-class software architecture comprising:
- mobile apps and their backends
- APIs and microservices
- onboard software running on our very own smart heater
- IoT infrastructure to manage our fleet of myEko, push updates, etc
- facilities to handle, store and analyse a huge amount of data
- a large scale payment system - our users get money every month!
- Custom mining pool proxies and relevant monitoring / fraud detection
- integration with smart home devices (e.g. assistants)
- smart algorithms to improve the customer experience: learning routines, optimizing heating time, detecting presence, etc
- And much more!
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Our stack :
- NodeJS
- TypeScript
- React Native
- AWS
- Figma
Our recruitment process 👇
- A screening call to learn about hestiia
- An interview with the hiring manager to get to know each other, talk about the context of the job and our culture
- An interview with your future team to explore the technical competencies
- An interview with one of our leaders about your past work experience
- Come to the office to meet the team !
- Team
- Software Engineering
- Role
- Software Engineer
- Locations
- Nantes

Nantes
About Hestiia
We are developing innovative and affordable consumer products with incredible user experience to accelerate our energy transition by recycling heat.
Software engineer H/F
We are developing innovative and affordable consumer products with incredible user experience to accelerate our energy transition by recycling wasted heat from next-generation computers.
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