Staff Software Engineer (Data & ML)

The opportunity At Unity, we’re building a world‑class advertising platform that operates at a massive global scale. The Ads team powers the systems that connect advertisers with creators and players, driving performance, reliability, and growth across our ecosystem. What you’ll be doing Design, build, and operate scalable, production‑grade data pipeline systems and curated feature datasets powering ads optimization and ML Own end‑to‑end offline data flows from raw event ingestion to feature‑ready datasets, with strong emphasis on correctness, reproducibility, and SLA compliance Develop and maintain large‑scale batch and streaming systems (Python / Java / SQL) with a strong focus on performance, cost‑efficiency, and reliability Build and contribute to our Feature Store platform, including integration with the high‑throughput online serving layer (Go‑based services) Translate complex product and monetization logic into well‑engineered, extensible systems serving analytics and machine learning use cases Drive improvements in observability, testing frameworks, and quality standards across the platform Lead architectural decisions and engineering best practices within the Feature Platform team What we’re looking for Strong software engineering fundamentals with deep experience designing and operating large‑scale distributed systems in production Hands‑on experience building production‑grade ETL/ELT pipelines using Python, Java, SQL, or similar technologies Experience with distributed processing frameworks such as Spark or Flink in both batch and streaming modes, including performance tuning and parallel computation Understanding of how offline data systems integrate with online serving layers – feature stores, low‑latency APIs, and real‑time systems Experience with cloud‑native environments, containerized systems, Kubernetes, and workflow orchestration tools Strong ownership mindset – focused on correctness, observability, and long‑term maintainability Experience with Go is a plus, particularly for collaboration on high‑throughput feature serving services You might also have Experience with ML infrastructure, feature stores, or model training pipelines Background in ads, attribution, or monetization systems Familiarity with experimentation and metrics infrastructure Exposure to high‑scale backend or platform engineering Additional information Relocation support is not available for this position $278,100.00 - $417,100.00 This range reflects the anticipated base salary for this position. Beyond base salary, this role may be eligible for equity awards and participation in our company incentive plans. The final offer amount will depend on several factors, including geographic location and the candidate’s relevant experience, professional background, and skill set. Benefits Comprehensive health, life, and disability insurance Commute subsidy Employee stock ownership Competitive retirement / pension plans Generous vacation and personal days Support for new parents through leave and family‑care programs Office food snacks Mental Health and Well‑being programs and support Employee Resource Groups Global Employee Assistance Program Training and development programs Volunteering and donation matching program We are a proud equal opportunity employer. We are committed to fostering an inclusive, innovative environment and celebrate our employees across age, race, color, ancestry, national origin, religion, disability, sex, gender identity or expression, sexual orientation, or any other protected status in accordance with applicable law. If you have a disability, we can make accommodations to help ensure you have a comfortable and positive interview experience. Please fill out this form ( to let us know. Pursuant to the San Francisco Fair Chance Ordinance, we will consider for employment qualified applicants with arrest and conviction records. This position requires the incumbent to have a sufficient knowledge of English to have professional verbal and written exchanges in this language. Headhunters and recruitment agencies may not submit resumes or CVs through this website or directly to managers. Unity does not accept unsolicited headhunter or agency resumes. We will not pay fees to any third‑party agency or company that does not have a signed agreement with Unity. Your privacy is important to us. Please take a moment to review our Prospect ( and Applicant ( privacy policies. Should you have any concerns about your privacy, please contact us at View email address on click.appcast.io. #J-18808-Ljbffr Unity Technologies