Unity Technologies

A leading technology company in San Francisco is seeking a Senior SDK Engineer to own features on the iOS SDK and improve its performance. You will be responsible for collaborating with cross-functional teams to ensure integration and stability. The ideal candidate has over 6 years of iOS development experience, is proficient in Swift, and has worked with Ads SDKs or performance-sensitive mobile systems. Join us in innovating the advertising technology space and enhancing user experiences.

San Francisco, CA, USA Staff Software Engineer, AI Authoring Location: San Francisco, CA, USA Department: Engineering Requisition ID: JOBREQ- Role description At Unity, we're shaping the future of real time 3D by applying AI to revolutionize how games are created and experienced. From intelligent authoring tools to new ways of interacting with content, we're building the next generation of pipelines that enable faster, more immersive, and more efficient 3D game development. We are looking for a Staff Software Engineer to join our AI Authoring Experience group. You will focus on the Editor experience development, actively contributing to code reviews, technical discussions, and architecture decisions. This is a unique opportunity to help shape how developers interact with AI powered workflows in the Unity ecosystem, guiding both the technical direction and the team culture of a product at the heart of Unity's next generation developer experience. What you'll be doing Design and implement sustainable, scalable solutions for Unity AI Products. Push the boundary of Unity Editor with cutting edge AI Agent technologies. Drive engineering excellence through software design, coding standards, and scalable architecture. Contribute to high level technical strategy and architectural discussions of Unity AI and wider Unity Products. Make balanced technical decisions, aligning short term delivery needs with long term product health. Partner closely with product, design, and other engineering teams to define and deliver the product roadmap. Facilitate collaboration across the broader Unity AI and Editor organizations. What we're looking for Strong development background with hands on Unity Editor development and familiarity with Unity APIs. Experience building and shipping complex, user facing software products at scale. Proven ability to collaborate effectively across disciplines and organizations. Excellent communication and interpersonal skills. Ability to translate business and user needs into technical solutions. Familiarity with agile development practices. You might also have Familiarity with AI/ML technologies, natural language processing, or conversational AI. Background in developer tools or productivity software. Experience building and deploying AI systems in production. Experience building and shipping a game. Additional information International relocation support is not available for this position. 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 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 () 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 Privacy Policy () and Applicant Privacy Policy (). Should you have any concerns about your privacy, please contact us at . Note: Certain locations require a good faith disclosure of the base salary range for the role. The actual salary for the successful candidate may differ based on location, experience, and other job related factors. Gross pay salary: $157,800-$300,600 USD

Remote, USA Senior Product Manager - XR Role description The opportunity In this high-impact role, you will be a Product Manager in our Platforms organization, shaping the future of how developers build and ship content to a global audience. You will own the product strategy and roadmap for one of our top strategic partnerships, collaborating closely with external partners and an internal cross-functional team of engineers, designers, and program managers. Your work will directly enable our users to create rich, interactive experiences and reach the widest possible audience. What you'll be doing Drive the execution of an established vision and create a detailed roadmap relating to a critical product area for Platforms and Ecosystem, ensuring alignment across internal teams, partners, and customers. Cultivate strong relationships and processes with Engineering counterparts, working as a dynamic duo to lead product areas and drive execution hand-in-hand. Drive product delivery as a hands on Product Owner, from ideation to launch. This includes authoring and refining epics, user stories, and detailed product requirements to guide engineering teams, as well as managing the product backlog and participating in agile ceremonies. Lead the quarterly planning process for the Platforms product area. This includes synthesizing strategic input from external partners, coordinating with your internal development team to define scope and dependencies, and presenting the final, approved plan to platform leadership to secure alignment and resources. Navigate complex and ambiguous technical challenges that span the company and/or our partners to define clear, high impact product initiatives that your team can execute on. Manage dependencies and competing priorities between our internal product roadmap and the schedules of our strategic partners. What we're looking for Experience shipping games or interactive 3D experiences to market. Demonstrated experience managing relationships with partners, such as platform holders or game development studios. Deep technical expertise and the ability to evaluate complex technology stacks that cross multiple systems and platforms (i.e. game engines, cloud services, and external APIs). Exceptional communication skills, with a proven track record of effectively simplifying and articulating complex technical concepts to a wide range of audiences, from engineers to senior executives. Proven ability to lead and influence cross functional teams without direct authority, fostering a collaborative and productive environment. You might also have Storytelling and visual presentation abilities to distill sophisticated topics into clear and concise communications. Knowledge in computer graphics and low level Graphics APIs (eg: Vulkan). Willingness to travel up to 25% of the time. Additional information Relocation support is not available for this position. Work visa/immigration sponsorship is not available for this position. Life at Unity We offer a wide range of benefits designed to support employees' well being and work life balance. You can read more about them on our career page (). Unity NYSE: U is the leading platform to create and grow games and interactive experiences. Creators, ranging from game developers to artists, architects, automotive designers, infrastructure experts, filmmakers, and more, use Unity to bring their imaginations to life across multiple platforms, from mobile, PC, and console, to spatial computing. As of the third quarter of 2024, more than 70% of the top 1,000 mobile games were made with Unity, and in 2024, Made with Unity applications had an average of 3.7 billion downloads per month. For more information, please visit Unity (). 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 () to let us know. 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 website 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 Privacy Policy () and Applicant Privacy Policy (). Should you have any concerns about your privacy, please contact us at . Note: Certain locations require a good faith disclosure of the base salary range for the role. The actual salary for the successful candidate may differ based on location, experience, and other job related factors. $135,800-$203,600 USD

A leading game development platform in San Francisco seeks a Senior Machine Learning Engineer to develop and maintain advanced conversion prediction models. The ideal candidate will have a master's or Ph.D. in a relevant field and over 5 years of experience in large-scale ad systems. Key responsibilities include building CTR/CVR models, ensuring model accuracy, and collaborating with engineering teams. This role offers a competitive salary ranging from $164,000 to $312,000 based on experience.

Staff Software Engineer, User Understanding San Francisco, CA, USA, Full-time ALERT: Unity has received reports of scams where individuals purporting to be Unity HR representatives conduct bogus employment interviews via email or text, and then request payment as a condition for receiving an offer of employment. Please be aware that Unity does not conduct interviews by email or text, and will never request payment as a condition for applying for a position or receiving an offer of employment. These scam operators may also ask for your personal information (name, address, birthdate, social security number, etc.) which you should not provide to them. If you have been a target of such a scam, you should report it by contacting the U.S. Federal Trade Commission (see this FTC posting for further details) the office of your state Attorney General, or the government agency responsible for investigating matters such as this where you reside this FTC posting for further details) the office of your state Attorney General, or the government agency responsible for investigating matters such as this where you reside. The opportunity Unity is looking for a Staff Software Developer to join our Vector Ads team, where we build the real-time systems that power Unity's global advertising platform. This is a high-scale, low-latency environment - processing billions of requests daily to deliver fast, relevant ads to players around the world. You'll help build the core services to understand gamer behavior and closely collaborate with the machine learning team to deliver optimized ad experience to millions of gamers. This is a great opportunity for an engineer who's excited to work on performance-critical systems, collaborate across teams, and grow in a fast-paced environment. What you'll be doing Design, build, and maintain backend services and APIs that support ad delivery and gamer understanding Work on scalable, high-availability systems used across Unity's ads ecosystem Collaborate with engineers, product managers, and data teams to deliver new features Improve performance, observability, and cost-efficiency of backend systems Contribute to architectural decisions and technical direction of the platform What we're looking for Experience building backend services at scale Proficiency in Golang and Google Cloud Familiarity with cloud infrastructure and observability tools (Kubernetes, Ray, etc.) Understanding of API design, distributed systems, and system reliability You might also have Experience in ad tech, programmatic advertising, or real-time bidding systems Background with infrastructure-as-code (e.g., Terraform) Familiarity with networking, caching, graph database, or real-time data pipelines Additional information International relocation support is not available for this position 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 We offer a wide range of benefits designed to support employees' well-being and work-life balance. You can read more about them on our career page . Unity NYSE: U is the leading platform to create and grow games and interactive experiences. Creators, ranging from game developers to artists, architect, automotive designers, infrastructure experts, filmmakers, and more, use Unity to bring their imaginations to life across multiple platforms, from mobile, PC, and console, to spatial computing. As of the third quarter of 2024, more than 70% of the top 1,000 mobile games were made with Unity, and in 2024, Made with Unity applications had an average of 3.7 billion downloads per month. For more information, please visit Unity . 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 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 Privacy Policy and Applicant Privacy Policy . Should you have any concerns about your privacy, please contact us at . Note: Certain locations require a good faith disclosure of the base salary range for the role. The actual salary for the successful candidate may differ based on location, experience, and other job-related factors. Gross pay salary$157,800-$300,600 USD

Senior Machine Learning Engineer, Conversion Modeling San Francisco, CA, USA, Full-time The opportunity At Unity, we're committed to building a culture that fosters collaboration and innovation. Within our fast-paced environment, we're tackling complex challenges that drive meaningful impact for creators and users across our ecosystem. Our Vector team plays a central role in this effort by developing state-of-the-art conversion rate (CVR) prediction and market price models that power our ad ranking and recommendation systems. These models help advertisers reach the right users at the right time by accurately estimating engagement and conversion likelihood. By leveraging large-scale behavioral data, creative features, and contextual signals, we continuously improve the relevance and accuracy of our predictions. This drives key outcomes such as higher user engagement, stronger conversion performance, and better return on ad spend - enabling advertisers to achieve their goals while delivering a better experience for users. We are seeking a highly skilled Senior ML Engineer to drive state-of-the-art bidding optimization systems that enable efficient budget pacing, goal-aligned automated strategies, continual improvement through experimentation, and sustainable growth for Unity Ads. What you'll be doing Design, implement, and maintain high-performance CTR and CVR prediction models that power ad ranking and recommendation systems. Build and refine systems for creative understanding and user behavior modeling, enabling more accurate and context-aware engagement predictions. Ensure model quality and reliability by continuously monitoring performance, calibrating predictions, and addressing data drift or delayed feedback. Actively participate and work with other leads to set the long term direction for the team, plan and oversee engineering designs and project execution. Effectively communicate complex technical concepts to non-engineering stakeholders. What we're looking for Advanced degree (MS or Ph.D.) in Computer Science, Machine Learning, Statistics, related field, or equivalent practical experience. 5+ years of hands-on experience building and operating large-scale Ads delivery and optimization systems. 3+ years of experience building CTR/CVR systems, content understanding, or behavior modeling systems. Significant experience in one or more general-purpose programming languages like Python, Go, Scala, C++ or similar. Knowledge of metric design, experimentation methodologies, and large-scale data analysis. You might also have Experience designing and productionizing optimization algorithms in an ad serving platform and/or other marketplaces. Experience with state-of-the-art control systems, reinforcement learning algorithms. Additional information International relocation support is not available for this position 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 is a leading platform to create and grow games and interactive experiences. Creators, ranging from game developers to artists, architects, automotive designers, infrastructure experts, filmmakers, and more, use Unity to bring their imaginations to life across multiple platforms, from mobile, PC, and console, to spatial computing. As of the third quarter of 2024, more than 70% of the top 1,000 mobile games were made with Unity, and in 2024, Made with Unity applications had an average of 3.7 billion downloads per month. For more information, please visit Unity. 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 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. Head-hunters 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 Privacy Policy and Applicant Privacy Policy. Should you have any concerns about your privacy, please contact us at . Note: Certain locations require a good faith disclosure of the base salary range for the role. The actual salary for the successful candidate may differ based on location, experience, and other job-related factors. Gross pay salary $164,000-$312,000 USD

A leading gaming technology company is seeking a Staff Software Engineer to enhance their Vector Ads team. You'll be pivotal in building and maintaining backend services supporting ad delivery and user understanding in a fast-paced, low-latency environment. Ideal candidates have experience with scalable systems, proficiency in Golang, and cloud infrastructure knowledge. This position offers a competitive salary range and various benefits to support work-life balance.