Senior Backend Engineer — .NET & Data Platform (Remote)
Summary
ETFbook is hiring a Senior Backend Engineer to design and maintain .NET/C# services, APIs, and data-processing components, ensuring scalability, security, and reliability. The fully remote European role includes mentoring junior engineers and requires monthly in-person collaboration in Kraków, offered on a B2B contract.
ETFBOOK is seeking a Senior Backend Software Developer to join our fully remote European team. You’ll design and maintain .NET/C# services, APIs, and data-processing components, ensuring scalability, security, and reliability.
You’ll collaborate with Product, Data, and Technology teams and mentor junior engineers, with monthly in-person collaboration in Cracow. This role offers a competitive B2B contract and a fast-paced startup environment.