Data Quality Engineer

12 000 - 17 000 PLNNet per month - B2B
12 000 - 17 000 PLNGross per month - Permanent

Data Quality Engineer

Data

Prosta 67, Warszawa

capital.com

12 000 - 17 000 PLN
Net per month - B2B
12 000 - 17 000 PLN
Gross per month - Permanent
Full-time
B2B, Permanent
Mid
Hybrid

Tech stack

    English

    B2

    SQL

    advanced

    Testing

    regular

    Monitoring Tools

    regular

    Python

    nice to have

Job description

We are a leading trading platform that is ambitiously expanding to the four corners of the globe. Our top-rated products have won prestigious industry awards for their cutting-edge technology and seamless client experience. We deliver only the best, so we are always in search of the best people to join our ever-growing talented team.


We’re looking for a Data Quality Engineer to ensure the accuracy and reliability of our marketing integrations and tracking infrastructure.


Responsibilities:

  • Develop and implement processes to measure, monitor, and improve data quality across DataBase

  • Build and maintain automated data validation and cleansing scripts using Python, SQL, or other tools.

  • Identify data inconsistencies and anomalies, and ensure they meet business requirements

  • Build and maintain monitoring and alerting systems to ensure the reliability of API integrations, ETL/ELT executions

  • Understand and validate event generation logic and business logic behind conversions and user behavior

  • Propose and implement process improvements to increase efficiency and reduce errors.

  • Collaborate closely with engineers, analysts, and marketing stakeholders to improve the quality of data usage


Requirements:

  • Strong proficiency in SQL for data validation and analysis.

  • Experience with Python (or other scripting languages) for automation.

  • Strong skills in testing, debugging, and QA automation 

  • Familiarity with ETL/ELT processes and data warehouse(Redshift, PostgreSQL, BigQuery).

  • Hands-on experience with monitoring tools (e.g., Grafana, Tableu, custom dashboards) and setting up alerts

  • Proactive, detail-oriented mindset with a passion for ensuring product and data quality

  • Business level proficiency in English or above (equivalent to B2 or above in CEFR)

Nice to have:

  • Proven experience in a Data Quality, Data Engineering or Data Analysis role.

  • Familiarity with data privacy regulations (e.g., GDPR, ICO).

  • In-depth knowledge of browser DevTools, mobile app tracking, UTM parameter attribution, cookie management, redirects, deep linking strategies, and offline conversion measurement


What you will get in return:

  • Competitive Salary: We believe great work deserves great pay! Your skills and talents will be rewarded with a salary that makes you feel valued and motivated.

  • Work-Life Harmony: Join a company that genuinely cares about you—because your life outside of work matters just as much as your time on the clock.

  • Annual Performance Bonus: Your hard work doesn’t go unnoticed! Celebrate your achievements with a well-deserved annual bonus tied to your performance.

  • Generous Time Off: Need a breather? Our annual leave policy lets you recharge and enjoy life outside of work without a worry.

  • Employee Referral Program: Love working here? Share the love! Bring your talented friends on board and get rewarded for growing our awesome team.

  • Comprehensive Health & Pension Benefits: From medical insurance to pension plans, we’ve got your back. Plus, location-specific benefits and perks!

  • Workation Wonderland: Live your digital nomad dreams with 30 extra days to work remotely from anywhere in the world (some restrictions apply). Adventure awaits!

  • Volunteer Days: Make a difference! Take two additional paid days each year to support causes you care about and give back to the community.


Be a key player at the forefront of the digital assets movement, propelling your career to new heights! Join a dynamic and rapidly expanding company that values and rewards talent, initiative, and creativity. Work alongside one of the most brilliant teams in the industry.

Published: 19.08.2025

Meet the company

capital.com

Founded in 2016, Capital.com is a high-growth fintech operating in the investment trading space. Built by traders for traders, we are focused on putting clients first and delivering elite technology to support the ambitious modern trader.

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