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Mid / Senior Backend Engineer - Python

Mid / Senior Backend Engineer - Python

CONFIDENCIALBarcelona, Província de Barcelona, Spain
Hace más de 30 días
Descripción del trabajo

Are you passionate about working on tech projects with a real-world impact? Would you like to be part of a company with a strong vision, solid product, and a multidisciplinary team driven by innovation? If you're a Backend Engineer experienced in Python and excited by the challenge of scaling systems that power the renewable energy revolution, this role is for you.

What will you do?

As a Mid / Senior Backend Engineer – Python , you’ll be a key technical contributor responsible for designing, developing, and maintaining the backend architecture of a robust battery management platform. You’ll work in a collaborative environment alongside DevOps, Software, and Hardware Engineers, as well as Product Managers.

Your key responsibilities will include :

  • Designing and developing scalable, secure, and efficient backend solutions for hardware / software integration.
  • Identifying technical risks and proposing architectural improvements for scalability and performance.
  • Delivering high-quality, tested code within agreed timelines.
  • Documenting technical standards, data streaming processes, and analytics workflows.
  • Proactively troubleshooting and resolving system issues to minimize operational impact.
  • Managing and optimizing cloud infrastructure resources to ensure reliability and efficiency.
  • Collaborating cross-functionally to ensure smooth service integration and system health.

What are we looking for?

  • 4+ years of experience in backend development.
  • Strong proficiency in Python for backend applications.
  • Good command of AWS , especially Lambda-based architectures.
  • Solid knowledge of SQL , clean code principles, and OOP.
  • Experience with Docker , microservices, and event-driven systems.
  • Strong documentation and communication skills.
  • Advanced English proficiency (spoken and written).
  • 🌟 Bonus points for :

  • Experience with Infrastructure as Code tools such as Terraform .
  • Experience with the Serverless and FastAPI frameworks.
  • Knowledge of Kafka and analytical databases like Clickhouse .
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    Backend Engineer • Barcelona, Província de Barcelona, Spain

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