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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Data Engineer (Marketing Systems) - **Company:** Doist - **Location:** Badajoz, Spain (Remote available) - **Contract:** Permanent contract - **Skills:** JavaScript (Programming Language), Google AdWords, Airflow, Bash Shell, BigQuery, Bing Ads, Continuous Integration, Information Engineering, Python (Programming Language), Operational Databases, Ruby, DataOps, Software Engineering, SQL Databases, Data Streaming, Google Tag Manager, Google Cloud, System Availability, Grafana, Git, Vertica, Microservices - **Published:** August 16, 2026 - **Apply:** https://www.buscojobs.com.es/data-engineer-marketing-systems-en-badajoz-ID-367511634 ## About the Role We are looking for a Data Engineer who can own and deliver across data engineering tasks, integrations, and marketing systems. This is not a junior learning role: we need someone who can quickly understand production systems, solve problems independently, and ship reliable work. The core technical base is Python, SQL, and Bash. Experience with Google Tag Manager, pixel/conversion setup, and JavaScript is required. Airbyte and Airflow are nice to have, but not mandatory. Requirements Strong Python, SQL, and Bash skills Experience with Google Tag Manager, pixels, conversion setup, and JavaScript Experience with Google Ads, Meta Ads, Bing Ads Engineering mindset and ability to work with production data systems Basic understanding of BigQuery, ClickHouse, dbt, and documentation practices Airbyte or similar ingestion tool experience is nice to have Basic Airflow familiarity is nice to have Strong problem?solving skills and attention to detail ## Description About usRuby Labs is a leading tech company that creates and operates innovative consumer products. We offer a diverse range of opportunities across the health, education, and entertainment industries. Our innovative teams are driving the future of consumer?led products, and we're always looking for passionate individuals to join us. Learn more about our story at:About the roleWe are looking for a Data Engineer who can own and deliver across data engineering tasks, integrations, and marketing systems. This is not a junior learning role: we need someone who can quickly understand production systems, solve problems independently, and ship reliable work. The core technical base is Python, SQL, and Bash. Experience with Google Tag Manager, pixel/conversion setup, and JavaScript is required. Airbyte and Airflow are nice to have, but not mandatory.RequirementsStrong Python, SQL, and Bash skillsExperience with Google Tag Manager, pixels, conversion setup, and JavaScriptExperience with Google Ads, Meta Ads, Bing AdsEngineering mindset and ability to work with production data systemsBasic understanding of BigQuery, ClickHouse, dbt, and documentation practicesAirbyte or similar ingestion tool experience is nice to haveBasic Airflow familiarity is nice to haveStrong problem?solving skills and attention to detailEveryday TasksSupport and improve integrations in Airbyte and AirflowWork with GTM, marketing data sources, tracking, pixels, and conversion workflowsHelp move and transform data across BigQuery, GCS, Pub/Sub, ClickHouse, and external systemsTroubleshoot pipeline, tracking, payment, and data quality issuesSupport payment orchestration data flows, including subscriptions and payment processingWork with different systems in combination and document how data flows between themCollaborate cross?functionally with Data, Marketing, Product, Engineering, and Billing teamsGrowth AreasYou will develop across GCP infrastructure and DataOps, dbt, BigQuery, ClickHouse, Git, CI/CD, and software engineering practices. The role also includes exposure to internal monitoring platforms built with brokers, microservices, alerting, and observability tools, helping you grow system design skills through real production problems.Key Success FactorsProactivity: we need someone who notices issues, asks questions early, follows through, and takes ownership without waiting for detailed instructions.High availability: on release days or during urgent tracking/payment setup, you should be ready to help in the evening when needed.Delivery mindset: the goal is not only to learn, but to deliver reliable work across data engineering, marketing systems, payment flows, and internal platforms.LocationRuby Labs operates within the CET (Central European Time) zone. Applicants from any country are welcome to apply for the position as long as they are located within approximately ± 4 hours of CET. This ensures optimal collaboration and communication during working hours.BenefitsDiscover the perks of being part of our vibrant team! We offer:Remote Work Environment: Embrace the freedom to work from anywhere, anytime, promoting a healthy work?life balance.Unlimited PTO: Enjoy unlimited paid time off to recharge and prioritize your well?being, without counting days.Paid National Holidays: Celebrate and relax on national holidays with paid time off to unwind and recharge.Company?provided MacBook: Experience seamless productivity with top?notch Apple MacBooks provided to all employees who need them.Flexible Independent Contractor Agreement: Unlock the benefits of flexibility, autonomy, and entrepreneurial opportunities. Benefit from tax advantages, networking opportunities, reduced employment obligations, and the freedom to work from anywhere.Read more about it here:Interview ProcessAfter submitting your application, we conduct a thorough review which typically takes 3 to 5 days, but may occasionally take longer due to the volume of applications received. If we see a potential fit, we proceed with the following steps:Recruiter Screening (40 minutes)Technical Interview (90 minutes)Final Interview (60 minutes)Life at Ruby LabsAt Ruby Labs, we move fast, aim high, and expect the same from our team. We're not here to play small-we're here to build, grow, and win. That means we look for people who are ambitious, driven, and ready to give their best every single day. This is a place for individuals who thrive under pressure, embrace challenges, and see opportunity in every obstacle. If you're hungry to achieve, motivated by impact, and want to grow at the speed of your own ambition, Ruby Labs offers the platform to make it happen. Here, effort is matched with reward. We recognize those who go all in and deliver results, and we create space for people who want more-more responsibility, more growth, and more success.#LI-Remote#J-*****-Ljbffr ## Related Videos - [From Messy Queries to Scalable Systems - How Data Engineering actually works](https://www.wearedevelopers.com/videos/100203-from-messy-queries-to-scalable-systems-how-data-engineering-actually-works) - [Coffee with Developers: David Heinemeier Hansson](https://www.wearedevelopers.com/videos/875-coffee-with-developers-david-heinemeier-hansson) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Modern Data Architectures need Software Engineering](https://www.wearedevelopers.com/videos/1030-modern-data-architectures-need-software-engineering) - [Coroutine explained yet again 60 years later](https://www.wearedevelopers.com/videos/690-coroutine-explained-yet-again-60-years-later) - [Git for Code Reviews](https://www.wearedevelopers.com/videos/429-git-for-code-reviews) ## Related Articles - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Data Engineer Salary UK](https://www.wearedevelopers.com/magazine/253-data-engineer-salary-uk) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs)