ETFBOOK logo

Junior Backend Developer

ETFBOOK
Department:Software Engineer
Type:REMOTE
Region:EU
Location:Cracow, Małopolskie, Poland
Experience:Entry level
Salary:PLN7,000 - PLN9,000
Skills:
C#.NETAPI DEVELOPMENTDATABASE DESIGNBACKEND DEVELOPMENTWEB APPLICATION DEVELOPMENTAUTOMATED TESTINGDEPLOYMENT AUTOMATION
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Job Description

Posted on: March 28, 2026

Job Title: Junior Backend Developer

Location: Remote (European Time Zone)

Contract Type: B2B

Compensation: 7000-9000 PLN

The recruitment process: HR online interview-F2F technical interview-Manager online interview

About Us:

ETFbook is a Swiss SaaS company providing data, analytics, and custom solutions in the Exchange Traded Funds (ETFs) space. Founded in 2020, we aim to make global ETF data accessible, actionable, and valuable for institutional participants, including ETF issuers, index providers, fund service providers, market makers, exchanges, and buy-side institutions.

We develop a platform which offers comprehensive insights through a user-friendly web application and robust APIs, covering areas such as product analysis, fund flow tracking, performance comparisons, and liquidity assessments.

About the role:

We are seeking a Junior Backend Developer to join our fully remote team spread across Europe.

You’ll join a highly skilled technology team. This team develops and maintains a cutting-edge data analytics platform using most advanced technologies to support all core business functions. You’ll be a part of a collaborative team focused on the application development. This role offers the chance to make a visible impact in a dynamic, fast-evolving field.

Responsibilities:

  • Design and optimization of the application architecture and database schemas.
  • Development of backend services (.NET 8+) – various APIs and Data Processing.
  • Participation in Solution Design and Requirements Analysis.

Requirements:

  • 2-3 years of experience in Web Application Development, C#, and .Net.
  • Strong communication skills in English.
  • A commitment to delivering value to the customer.
  • An emphasis on automation and code quality (we employ automated testing and deployment).
  • A can-do attitude, willing to roll up your sleeves, but also capable of thoughtful problem-solving before diving in.

What we offer:

  • 100% remote work from anywhere within the European time zone.
  • Competitive B2B contract.
  • Exciting growth opportunities in a fast-paced startup.
  • Impactful work: help revolutionise ETF data market, currently fastest growing area of finance.
  • Have a real impact of developing products: your work will directly influence live projects, delivering measurable results in real-world applications.
  • Culture of innovation: collaborate with forward-thinking professionals in technology and finance where experimentation and creativity are encouraged.
  • Team- buildings events at least twice a year, hosted in various European locations.
Originally posted on LinkedIn

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