Moloco
Senior Software Engineer - Applied Data
$160K–$235K
Seattle, Washington, United States · Senior · Full-time · Posted Nov 6, 2025
- Experience
- 5+ years of software engineering experience.
- Education
- Bachelor’s or Master’s degree in Computer Science, or equivalent technical field.
About the job
Designs and scales distributed data infrastructure for real-time and batch processing that supports Moloco’s advertising platform, including feature engineering and user signal enrichment.
What you'll do
- Build large-scale systems for data ingestion, transformation, and serving; improve their observability, resilience, and performance.
- Support feature engineering workflows and Feature Infra / Feature Store, connecting offline data to serving systems.
- Collaborate on Identity Graph construction and mentor engineers on data and backend engineering practices.
What they ask for
- Bachelor’s or Master’s degree in Computer Science or equivalent technical field.
- 5+ years of software engineering experience with one or more modern languages.
- Experience designing and building large-scale distributed systems and backend services.
- Hands-on data processing framework and orchestration experience, plus understanding of cloud infrastructure and data storage technologies.
Nice to have
- Experience with Feature Infra / Feature Store architecture and operations or Identity Graph design and construction.
- Familiarity with AdTech or Machine Learning infrastructure, Petabyte-scale data, or high-availability systems.
Pay
$188,000 — $235,000 USD (base salary); $169,200 — $211,500 USD (base salary); $159,800 — $199,750 USD (base salary)
Tools
Java, Kotlin, Go, C++, C#, Python, Apache Beam, Dataflow
AI focus
Builds data infrastructure for AI advertising, supporting feature engineering, user and device identity resolution, and signal enrichment for machine learning and ad targeting.
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