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Backend Infrastructure Engineer

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About Sesame

Sesame believes in a future where computers are lifelike - with the ability to see, hear, and collaborate with us in ways that feel natural and human. With this vision, we're designing a new kind of computer, focused on making voice companions part of our daily lives. Our team brings together founders from Oculus and Ubiquity6, alongside proven leaders from Meta, Google, and Apple, with deep expertise spanning hardware and software. Join us in shaping a future where computers truly come alive.

About the role

As a Backend Infrastructure Engineer at Sesame, you will work across the stack, with an emphasis on backend, infrastructure, and systems. You should feel comfortable working on any typical software project, with the ability to quickly learn new tools and services with a strong intuition on software development and software deployment best practices.

Responsibilities:

Build a secure, maintainable, self-serve core infrastructure.
Build a modern training architecture and a modern serving architecture.
Build and scale a low-latency voice interface and audio processing pipeline.
Build low maintenance, high leverage developer tooling, server, and data infrastructure.

Required qualifications:

Ability to set, own, and communicate direction.
Hands-on reliability engineering experience. You hold convictions about monitoring and observability methodology, deployment systems, loosely coupled components, etc.
Experience shipping services at scale.
Experienced systems designer in designing and shipping flexible domain models and APIs.
A track record of delivering efficiency through automation.
Experience solving challenging infrastructure problems (using the tools below).

Preferred qualifications:

Significant IaC experience (Terraform preferred).
- CloudFormation, Pulumi, Kube-based, etc.
- Architected a multi-stack, self-serve Terraform system, or maintained one.
- Understand the challenges of building infrastructure at scale.
Significant Kubernetes experience.
Some ML experience.
- Torch experience, especially model optimization for serving.
- General ML training or serving experience.
- Built ML serving and/or training infrastructure.
- Experience in Torch Serve, Seldon, KServe, Ray Serve, etc.
- Experience building large-scale distributed training and serving systems.
Data engineering experience.
Technical leadership.
Database design.
Real-time communication experience.

Sesame is committed to a workplace where everyone feels valued, respected, and empowered. We welcome all qualified applicants, embracing diversity in race, gender, identity, orientation, ability, and more. We provide reasonable accommodations for applicants with disabilities—contact careers@sesame.com for assistance.

Full-time Employee Benefits:

401k matching
100% employer-paid health, vision, and dental benefits
Unlimited PTO and sick time
Flexible spending account matching (medical FSA)

Benefits do not apply to contingent/contract workers

Average salary estimate

$125000 / YEARLY (est.)

min

max

$100000K

$150000K

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What You Should Know About Backend Infrastructure Engineer, Sesame

At Sesame, we're on a mission to create a future where computers are not just machines, but partners in our everyday lives. As a Backend Infrastructure Engineer in our vibrant San Francisco office, you'll play a crucial role in building the backbone of our innovative voice companions. Your work will center around enhancing our backend systems, ensuring that our infrastructure is secure, maintainable, and self-sufficient. Picture yourself developing a modern training architecture and a state-of-the-art serving architecture that supports our low-latency voice interfaces. We value close collaboration and encourage you to bring your unique skills to our team, working alongside leading experts from companies like Meta, Google, and Apple. You'll have the chance to create efficient developer tooling that empowers fellow engineers while solving complex infrastructure challenges. If you have a knack for automation and a passion for infrastructure at scale, we want you to help us shape a future where computers come alive. Join us at Sesame; together, we'll make technology more relatable, natural, and approachable.

Frequently Asked Questions (FAQs) for Backend Infrastructure Engineer Role at Sesame

What are the responsibilities of a Backend Infrastructure Engineer at Sesame?

As a Backend Infrastructure Engineer at Sesame, you will be responsible for building a secure and maintainable core infrastructure. Your key duties include developing a modern training architecture, creating a low-latency voice interface, and establishing high leverage developer tooling. Additionally, you will be focused on efficient monitoring, deployment systems, and solving complex infrastructure problems using tools like Terraform and Kubernetes.