Über
We are looking for a Senior Machine Learning Engineer to join our Vector Core Modeling team. In this role, you will design and build scalable machine learning systems that power ad ranking in large-scale advertising platforms.
As a key member of the Vector AI (https://unity.com/products/unity-ads/vector) group, you will play a central role in driving Unity's ads engine. You will work with massive datasets and rich signals to develop the state-of-the-art ads models. These models serve as the core intelligence behind delivering the right ad to the right user at the right time, maximizing both user experience and advertiser outcomes.
What you'll be doing
Design, implement, and optimize the core ads models
Build and enhance multi-objective ranking systems balancing retention, monetization, diversity, and user long-term value
Solve cold-start problems for new users, new games, and new creatives
Conduct offline evaluations and online A/B experiments to deliver measurable impact
Partner closely with product, infrastructure, and monetization teams
Continuously improve model quality, serving latency, and system scalability
What we're looking for
Hands-on experience applying state-of-the-art machine learning and deep learning models to complex real-world problems
Strong software engineering skills in Python and experience with deep learning frameworks, preferably PyTorch
Solid understanding of metric design, experimentation frameworks, and large-scale data analysis
Proven ability to lead projects end-to-end and deliver measurable business impact
You might also have
Experience working with large datasets and distributed computing frameworks
Experience building ads systems, content understanding, or behavior modeling systems
Experience embracing AI as a strategic advantage in engineering, following established best practices for code quality and security
Additional information
International relocation support is not available for this position
$208,000.00 - $312,000.00
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 (such as annual discretionary bonuses or sales commissions). The final offer amount will depend on several factors, including geographic location and the candidate's relevant experience, professional background, and skill set.
Benefits
At Unity, we want our team members to thrive. We offer a wide range of benefits designed to support well-being and work-life balance.
Please note: Benefits eligibility, specific offerings, and coverage vary based on the country and employment status.
While specific benefits vary, here are some of the ways we strive to take care of our eligible team members globally: 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 Wellbeing programs and support | Employee Resource Groups | Global Employee Assistance Program | Training and development programs | Volunteering and donation matching program
Life at Unity
Unity [NYSE: U] is the world's leading game engine, powering play for more than 3 billion consumers each month. The top mobile games in the world, the most played PC indie titles, the most innovative console games, and virtually all of the top XR and Web Games are developed, deployed, and grown in Unity. Unity also enables teams across industries like automotive, manufacturing, and healthcare to design, simulate, and collaborate in 3D - closing the gap between ideas and reality. For more information, please visit www.unity.com .
Unity is 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. Our differences are strengths that enable us to support the growing and evolving needs of our customers, partners, and collaborators. If you have a disability that means there are preparations or accommodations we can make to help ensure you have a comfortable and positive interview experience,
please fill out
this form (https://docs.google.com/forms/d/e/1FAIpQLSdrbRLG1N-apH1eahQ622Gypo-rmiAB6LLTP1UsSWQNu7omxQ/viewform)
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 since the performance of the duties related to this position requires frequent and regular communication with colleagues and partners located worldwide and whose common language is English.
Headhunters and recruitment agencies may not submit resumes/CVs through this Web site or directly to managers. Unity does not accept unsolicited headhunter and agency resumes. Unity 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 (https://unity.com/legal/global-data-privacy-notice-to-prospects)
and
Applicant (https://unity.com/de/legal/global-data-privacy-notice-to-applicants)
Privacy Policies. Should you have any concerns about your privacy, please contact us at DPO@unity.com.
Unity [NYSE: U] is the world's leading game engine, powering play for more than 3 billion consumers each month. The top mobile games in the world, the most played PC indie titles, the most innovative console games, and virtually all of the top XR and Web Games are developed, deployed, and grown in Unity. Unity also enables teams across industries like automotive, manufacturing, and healthcare to design, simulate, and collaborate in 3D - closing the gap between ideas and reality.
At Unity, we're committed to creating a workplace that fosters collaboration and teamwork that allows you to harness your unique skills. Join us in creating industry tools to help creators of all levels bring their projects to reality.
Learn more about our culture and values (https://unity.com/our-company) , and get a head start by reading about how our hiring process works (https://unity.com/blog/news/want-to-work-at-unity-heres-how-our-hiring-process-works) .
Sprachkenntnisse
- English
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