Senior Back-End Developer

unity3d· AI & Machine Learning
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🌍 Remote📍 Remote, Ontario, Canada

About this role

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 AI team plays a crucial role in shaping the future of Unity’s monetization products. We are seeking a Senior Backend Engineer (Distributed Systems) to scale the next generation of high-scale inference systems for Unity Ads.

In this role, you will be responsible for designing, developing, and maintaining the backend infrastructure that powers our large-scale advertising models, with a focus on the performance, reliability, and scalability of inference systems. You will collaborate closely with machine learning research, product, and engineering teams to build and operate the critical services that support our advertising capabilities.

What you'll be doing

  • Design, develop, and deploy scalable, high-performance, and production-grade backend services and distributed systems to support large-scale model inference.
  • Contribute significantly to the technical roadmap and design of our inference platform, focusing on low-latency, high-throughput services.
  • Ensure the reliability, scalability, and efficiency of our systems in production using monitoring and observability tools like Prometheus and Grafana.
  • Partner cross-functionally with data science, product, and engineering teams to align platform capabilities with strategic business goals.
  • Manage and optimize our cloud infrastructure (GCP) and orchestrate workloads with Kubernetes.
  • Promote and implement best practices for backend service development, testing, deployment, and monitoring (DevOps, SRE).

What we're looking for

  • Background in Software Engineering or a related technical field.
  • Extensive hands-on experience designing, deploying, and maintaining distributed systems at scale, including managing cloud infrastructure on GCP and orchestrating workloads with Kubernetes.
  • Expertise in Golang for building high-performance, low-latency systems and infrastructure.
  • Deep experience with monitoring and observability tools (e.g., Prometheus, Grafana).
  • Familiarity with microservice architectures, containerization (Docker), and CI/CD best practices.
  • Excellent communication and collaboration skills, with an ability to articulate technical concepts to both technical and non-technical audiences.

Additional information

  • Relocation support is not available for this position
  • Work visa/immigration sponsorship 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 [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 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 DPO@unity.com.

#SEN

*Note: 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.
 
Gross base salary
$152,900$229,300 USD

Frequently Asked Questions

Is the salary disclosed for the Senior Back-End Developer position at unity3d?
The salary for this Senior Back-End Developer role at unity3d is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Is the Senior Back-End Developer job at unity3d remote?
Yes, this Senior Back-End Developer position at unity3d is remote, with team members based in Remote, Ontario, Canada. You can work from home or anywhere in the supported regions.
Which team or department does the Senior Back-End Developer at unity3d belong to?
This Senior Back-End Developer position is part of the AI & Machine Learning department at unity3d. See the full job description for more information about the team structure and responsibilities.
How do I apply for the Senior Back-End Developer position at unity3d?
Click the "Apply Now" button on this page. You will be redirected to unity3d's official application portal hosted on greenhouse where you can submit your application directly.
When was the Senior Back-End Developer job at unity3d posted?
This Senior Back-End Developer position at unity3d was posted on May 6, 2026. Apply as soon as possible — early applications are often reviewed first.
Senior Back-End Developer
unity3d
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