Senior Data Engineer (AdTech)

We’re looking for a skilled and proactive Data Engineer to join an innovative AdTech project focused on premium video advertising.

In this role, you’ll work with high-volume streaming data (10GB+ daily), building and optimizing pipelines using Spark, Scala, Python, AWS, and Databricks. You’ll help ensure fast, reliable, and scalable data infrastructure to support analytics, reporting, and public APIs.

If you love working with Big Data and want to influence the future of digital advertising — this role is for you.

CUSTOMER

Our USA client, a technology company building the next generation of advertising products and experiences for premium video. The mission is to provide the best advertising experience for consumers, the best monetization for premium publishers, and the best return for brand advertisers.

PROJECT

As a Data Engineer, you will be an important part of the team that owns our data infrastructure. This is no small responsibility, as an AdTech company, data is our lifeblood, and there's a lot of it. If you're excited by and have experience ingesting, processing, storing, analyzing, and working in a Big Data environment, then you are very likely the one to enjoy this role too!

• Build and modify Spark jobs (in Scala) to perform various tasks, from reading Kinesis streams using Spark Streaming, to joining and aggregating huge data sets, to integrating with third party data sources
• Develop and launch new features to adapt to evolving business needs
• Be an active and engaged owner of our data infrastructure
• Be curious and seek to understand all aspects of our business
• Maintain high standards of code quality, and encourage the same by providing constructive code reviews to collaborators
• Troubleshoot and resolve issues, problems, and errors encountered across various
• systems
• Collaborate with Data Science, Product, Research, and Engineering teams to iterate on the roadmap
• Gather requirements when underspecified

• 5+ years of experience in data engineering or related field
• BS in Computer Science or related field required
• Strong knowledge of SQL required
• Strong knowledge with Spark (using Scala)
• Working knowledge of serialization formats and their trade-offs (columnar vs row-based)
• Experience debugging and optimizing Spark jobs
• Familiarity with database fundamentals, such as ACID, snowflake schema, normalized/denormalized data
• Must be a strong written and verbal communicator

WOULD BE A PLUS

• Familiarity with columnar database, key-value stores, document stores, stream processing, time series databases, data warehouses, and OLAP
• Experience working with HDFS, S3, GCP and BigQuery
• Familiarity with Data Science tooling in Spark
• Experience in the advertising industry is a plus
• Experience with real-time analytics

PERSONAL PROFILE

• Strong written and verbal communication skills