Data Engineer III - Data Platform

The Opportunity:

We’re looking for a senior data engineer to join the Ookla Data Engineering team and help us process the world’s best collection of data on mobile and fixed internet performance. As a data engineer you will be focused on developing tools, libraries and operations to support data scientists and analysts as they discover new and exciting ways to apply our data. Applicants should have a strong, data-focused programming background and be passionate about accuracy and performance. You will work on big data using the latest technologies.

Key Responsibilities:

• Develop high volume data processing jobs across various platforms including Redshift, Athena, Iceberg, Spark and Airflow
• Work closely with Data Scientists to turn theory and methodology into viable products
• Identify bottlenecks in system performance and make recommendations on improving process efficiency
• Support and collaborate with data scientists, analysts, and product managers
• You are enthusiastic about mentoring and guiding junior team members, helping them understand architectural principles, best practices, and effective ways of working.

Job Qualifications:

• Bachelor's degree in Computer Science or related field or equivalent experience
• Strong understanding of programming concepts with experience in at least 1 OOP language (Python, Scala, Java)
• Strong background and 3+ years of direct experience working with Python
• Experience with high volume distributed data processing in Spark
• Strong working knowledge of SQL, databases (MySQL / Redshift / Athena / Trino), data modeling, and modern data warehouse (lakehouse) management
• Excellent troubleshooting and analysis skills
• Excited to learn and work with new technologies in a dynamic environment
• Strong communication skills both in person and via virtual mediums
• Strong time management skills and a self driven work ethic
• Experience with AWS cloud services is a plus
• Experience with event driven architecture and streaming data pipelines is a plus
• Background check required

About

Ookla® is a global leader in connectivity intelligence, offering unparalleled network insights through the combined expertise of Speedtest®, Downdetector®, RootMetrics®, and Ekahau®. Ookla’s complementary datasets combine crowdsourced and controlled, public and private collection methods, QoS and QoE metrics, and more to unlock correlations and actionable insights — helping organizations optimize networks, enhance digital experiences, and create better connected experiences for end-users.

Our team is a group of people brought together through passion and inspired by possibility. We are looking for team members who love solving problems, are motivated by challenges, and enjoy turning clever ideas into exceptional products. When you work for us, you are using Ookla data and insights to advance our mission of better connectivity for all.

About Ziff Davis

Ziff Davis (NASDAQ: ZD) is a vertically focused digital media and internet company whose portfolio includes leading brands in technology, shopping, gaming and entertainment, connectivity, health, cybersecurity, and martech. Today, Ziff Davis is focused on seven key verticals – Technology, Connectivity, Shopping, Entertainment, Health & Wellness, Cybersecurity and Marketing Technology. Its brands include IGN, Mashable, RetailMeNot, PCMag, Humble Bundle, Spiceworks, Ookla (Speedtest), RootMetrics, Everyday Health, BabyCenter, Moz, iContact and Vipre Security.

Our Benefits

Ookla offers competitive salaries in addition to robust, health and wellness-focused benefits. We are committed to work-life balance with paid time off when you need it.

At Ziff Davis, we remain dedicated to creating an environment where everyone feels valued, respected, and empowered to succeed. We offer Employee Resource Groups, company-sponsored events, and regular opportunities for professional growth through educational support, mentorship programs, and career development resources. Our employees are recognized and celebrated through employee engagement programs and recognition awards.