Senior Data Engineer

To our Intelligence Division team we’re currently looking for:

(Senior) Data Engineer

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We are looking for a (Senior) Data Engineer who will act as a technical mentor, define our architecture, and bring best practices to our Google Cloud ecosystem. You will step away from the daily grind of closing simple coding tickets to become a "force multiplier" for the rest of the team. You'll still get your hands dirty when needed—especially to show the team how things should be done—but your focus will be on driving operational excellence, establishing and propagating standards, and business advisory. You also won't have to worry about managing budgets or project timelines, as our Technical Project Managers (TPM) handle all of that.

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In this role, you will be responsible for:

• Designing scalable Google Cloud data architectures from the ground up, effectively filling some workloads of a Cloud Architect.

• Moderating discovery sessions, translating architectural concepts into business value, and challenging client requests during pre-sales and project phases.

• Transforming ETL scripts into standardized ELT frameworks, implementing metadata-driven architectures, and defining rules for orchestration.

• Designing and implementing security standards, audit logging, and data quality monitoring.

• Acting as the technical mentor for the team through pair programming, setting technical standards, and conducting code reviews.

What do we expect from you?

Technical requirements:

• Minimum 5 years of commercial experience in data engineering with Google Cloud

• Google Cloud Professional Data Engineer certification (expected or to be obtained within the first month of work).

• Advanced knowledge of the Google Cloud ecosystem: BigQuery, Cloud Storage, Pub/Sub, BigTable, Dataflow, Dataproc, Cloud Functions/Run, IAM, Networking

• Practical experience with Git, CI/CD pipelines (GitHub Actions/Cloud Build), and Infrastructure as Code (e.g., Terraform), as well as Airflow.

• Advanced SQL skills (window functions, partitioning, clustering in BQ) and Python proficiency. You know how to write clean code and can optimize queries and cloud costs effectively.

• Excellent communication skills to act as a technical partner for external stakeholders.

• English proficiency at a minimum B2 level.

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Nice to have:

• Familiarity with containerization and orchestration (Docker, Kubernetes/GKE).

• Understanding of modern Data Mesh concepts.

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What can we offer:

• Support in certification process from the most advanced Google tools,

• 2 hours per week for developing your hobbies or spending time with loved ones (work until 3:00 PM on Fridays),

• Hybrid work model - true and flexible ;)

• Pet-friendly office - feel free to take your pet to our office 60;

• well-matched teams - 96% of our employees are satisfied with working in their teams,

• Free access to the language platform (eTutor) - you can learn English or German,

• Unlimited access to the EAP platform to take care for your mental well-being,

• Private medical care and a MultiSport card,

• Organizational involvement in climate action - check out our Declaration with WWF Poland,

• advanced culture of knowledge-sharing

• Internally developed evaluation system: development discussions, a clear career path, individual approach, and the possibility of changing specialization,

• Additional benefits for employees with at least 5 years seniority (+10 more days off, high insurance coverage),

• Baby bonus for new parents,

• Development program - People Manager,

• Employment contract - after the 3-months trial period, we will offer you a permanent contract,

• Onboarding program and Buddy to facilitate a quick start,

• Parking for bikes, gaming room.

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SalesTube is today the largest martech & ecommerce connected agency in CEE. We build the competitive advantage of our clients, brands, and agencies by integrating the following competencies: technological (reselling and implementation), analytical, e-commerce (building e-commerce stores), and media (media digital) in one strategic and enforcement process. Thanks to our expertise in digital media, data and technology using the universal language of numbers, Salestube serves over 150 customers in 30 markets.

What makes us stand out:

• Martech: We are technologically agnostic. As part of our team, you will develop your knowledge in the area of ​​technologies such as: Google Marketing Platform, Salesforce, Tealium, Synerise and many others. You will have the opportunity to participate in designing and building internal tools - we have over 30 of them today!

• Data & analytics: integration, modeling and activation in performance management our Intelligence Division team combining the competencies of integration, modeling and data activation based on the following platforms: Google Analytics 360, Adobe, Adform DMP, Tealium, Google Cloud, Salesforce Marketing Cloud and others.

• E-commerce - the strongest one-stop-shop e-commerce agency: we support 45+ e-commerce brands in the areas of: media, analytics, technology, development. Our clients generated over 10% of the value of the entire e-commerce market in PL in 2020. Join one of the largest and most experienced digital marketing team in the region!

• One team - in Group One, we have managed to build a unique culture and processes that will ensure the exchange of knowledge and the maximum use of the synergy of our competencies in implementing positive business changes for brands that cooperate with us. It is also a huge field for the development of your competencies.

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