Data Engineer - Domain Data (MarTech)

OLX; Portugal; Remote; EUR 45,000 - 65,000; Full time

Benefits offered by this job

Permanent contract

Competitive salary + 15% annual bonus

Health and life insurance

100% remote in Portugal

Job summary

OLX is seeking a data engineer to join the Marketing Tech data team, delivering scalable data pipelines and actionable datasets. You will work across Lisbon, Berlin, and Poznan teams, collaborating with product managers, engineers, analysts, and stakeholders to provide timely, insightful marketing data.

You will design and optimize data products, promote data as a product, and ensure privacy and security standards while scaling data solutions for cross-functional use.

Qualifications

• 2+ years in building complex data pipelines and coordinating with technical and business stakeholders.
• Strong SQL, Python, and ability to write clean, maintainable code.
• Experience with cloud data technologies (AWS, GCP, or Azure) and data warehousing.

Responsibilities

• Enable consumption of domain data as a product by delivering datasets and data models.
• Build and maintain data pipelines using AWS Redshift, Trino, Python, Spark, Airflow, and Kinesis.
• Collaborate with product teams to streamline source data and ensure data quality and privacy.

Skills

SQL

Python

AWS

Data pipelines

Data Mesh

Communication skills

English proficiency

Tools

Redshift

Trino

Spark

Airflow

Kinesis

DynamoDB

Terraform

Kubernetes

Docker

Job description

WELCOME TO OLX We're building

WELCOME TO OLX We're building marketplace sustainable ecosystems that millions of people depend on every month - to buy and sell cars, find homes, land jobs, and trade secondhand goods. It's commerce that matters: safe, smart, and environmentally responsible.
We do this with courage to innovate, commitment to outcomes, collaboration across 50+ nationalities and 7 markets, and a customer-led approach that puts real people first. Add a desire to win - and you get a culture that's ambitious, fast-moving, and built on trust.
Our brands - including AutoTrader, OLX, Otomoto Property24, and more - are loved by millions. And we're backed by Prosus, one of the world's largest tech investors.

Join OLX And See How Far You Can Go.

JOIN OUR OLX DATA ENGINEERING TEAM

Become a part of an agile team of data specialists taking care of massive amounts of data and groundbreaking technologies. As a domain data engineer in Marketing Technology, you will be responsible for delivering data via key pipelines that can support the Marketing teams in making decisions on targeting, sizing, budgets and be a key person who will deliver the insights of the marketing campaigns
While being part of a central team of Data Engineers across Lisbon, Berlin, and Poznan, you will be embedded in the cross-functional MarTech team. You will work closely with product managers, software engineers, product analysts, data scientists, and marketing stakeholders to own and deliver accurate, timely, and insightful data to the marketing team.

What you will be doing:

• Enable efficient consumption of domain data as a product by delivering and promoting strategically designed actionable datasets and data models
• Build, maintain, and improve rock-solid data pipelines using a broad range of technologies like AWS Redshift, Trino (formerly PrestoSQL), Python, Spark, Airflow, and Kinesis streaming
• Support teams without data engineers with building decentralized data solutions and product integrations, for example around DynamoDB.
• Follow and promote Data Mesh principles around decentralized data ownership and ‘data as a product’
• Act as a data ambassador promoting the value of data and our data platform among engineering teams and enabling cooperation
• Continuously look for opportunities to integrate data into our end products
• Cooperate with product teams to streamline source data so that data is cleaner earlier in the process
• Enforce privacy and security standards (privacy by design)
• Increase data literacy of the engineering organization by hosting trainings and mentoring other engineers (both less experienced data engineers and software engineers)

Who we are looking for:

• +2 years of experience building complex data pipelines and working with both technical and business stakeholders.
• Entrepreneurial spirit and ability to think creatively; highly driven and self-motivated
• Good SQL language regardless of the underlying data technology. Writes efficient, easy-to-read, and crisp SQL code.
• Relevant experience with designing for scale and data growth in terms of storage and performance
• Potential to build rock-solid Python applications - writes understandable and maintainable code
• Relevant experience with cloud data technologies (AWS, GCP, or Azure Cloud), such as Redshift, Athena, Spark)
• Familiarity with Kubernetes and Docker deployment. Terraform is good plus.
• Knowledge and curiosity about other big data technologies and tools
• Relevant experience working with Marketing, advertising teams is a plus
• Experience with data consulting and managing stakeholders is also a plus
• Relevant experience with analytics and defining metrics
• Relevant experience with measuring data quality
• Familiarity with Claude Code and/or Cursor, skills and AI agents
• Good communication skills
• Excellent written and verbal proficiency in English
• You should be based in Portugal

What we offer:

• Permanent contract
• Competitive salary + annual bonus up to 15% of your annual gross salary
• Work with and impact all OLX websites
• Free access to Udemy courses
• Health insurance and life insurance
• 100% remote work in Portugal (and the possibility of working from our offices in Lisbon and Porto)

Our hiring process:

• Recruiter Interview
• Hiring Manager Interview
• Technical Interview

Diversity, Equity and Inclusion at OLX

OLX values diversity and welcomes applicants of all races, ethnicities, disabilities, ages, genders, sexual orientations, religions, backgrounds, and experiences to apply. If this role excites you, we encourage you to apply, even if you don’t meet all the requirements - you may be just the right fit for this or other opportunities with us!

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