Junior ETL Developer / ETL Developer

Prague, Czechia Full-time

4finance IT is an exciting FinTech company which has revolutionized the online consumer finance industry. State-of-the art software is at the heart of our business and the main driver of our future growth. 

Discover what it’s like to be part of a team that rewards taking risks and trying new things. 

It’s time to love what you do!  

Being hungry for success, having the mindset of a winner, being driven towards action and achievement, we all want our personal description to even slightly resemble this. If this is something that drives you if you are curious to see what is beyond the horizon, you are not afraid to fail – and learn from that failure – you are in the right place. 


Do you feel your hands are tied by working with obsolete stack of technologies? Ever wondered how debt collection processes work in a young financial institution? Then you have a unique chance to look behind the curtain.

A successful candidate will have the opportunity to unleash their creativity and be part of technological evolution using state-of-the-art tools. Working with data model, preparing SQL scripts for automation and extraction, designing integration processes, understanding financial domain and more challenges to come as part of the job description. Ideal for a candidate with passion for data who enjoys working in international agile environment.


What we can give you: 

We give you an entrepreneurial work environment to be bold, curious and pioneering in your job. To achieve excellent results, you will have professional freedom to strive for creative solutions in complex situations. Together we will put people first, be it our colleagues or customers – they are at the heart of everything we do! Together with You, we will create products for people who are financially underserved, and we will do this in a responsible way. 

 Your responsibilities:

 Soft skills

  • Self-learner
  • Result oriented
  • Analytical mind
  • Team player with communication skills


  • English at minimum at B2 level required / work proficiency

Hard skills (J= Junior; S= Specialist)

  • (S,J) Hands-on data integration tool experience (ETL)
  • (S) Advanced SQL knowledge / In database programming (PL/pgSQL programming preferred)
  • (J)   SQL knowledge / In database programming,
  • (S) Basic knowledge of Linux administration
  • (S) Basic knowledge of DWH concept
  • (S,J) Basic Java & JavaScript skills

Database specific

  • Experience with designing data retrieval methods
  • Experience with designing of data integration architecture
    • (S)   Data analyses in PostgreSQL databases