The Role
Design, build, and maintain scalable, high-performance backend systems for a real-time automated order-taking platform. Integrate backends with ML models, client devices, and third-party restaurant systems (POS, payments, loyalty). Monitor and optimize production performance, implement best practices for design, testing, security, and reliability, and collaborate across the team to solve product-wide problems.
Summary Generated by Built In
About OfOne
At OfOne, we're reshaping the drive-thru experience with voice AI. We’re already helping top-50 restaurant chains operate more efficiently and level-up their customer experience.
We're on the lookout for smart and hungry builders ready to drive into the voice AI scene. We’re offering a chance to deliver software that touches millions of people, pushes $billions of economic impact, and is at the forefront of delivering real-time AI applications to the real world.
We move fast, believe in collaboration over competition, and have the backing of major VCs like SignalFire, Correlation Ventures, and Y Combinator.
If this sounds like a fit, come join us at our office in the heart of SF and let's build something great.
Responsibilities:
- Design, develop, and maintain scalable, high-performance backend systems for our automated order-taking platform
- Collaborate closely with our team to ensure the seamless integration of our backend with our ML models and client devices
- Monitor and optimize the performance of our backend systems in production environments
- Build and maintain integrations with 3rd party restaurant software systems like POS, loyalty, payment gateways, and customer data platforms.
- Implement best practices in system design, code quality, and testing to ensure a reliable, secure, and maintainable system
Requirements:
- Bachelor's or Master's degree in Computer Science, Engineering, or a related field.
- 4+ years of hands-on experience in developing, implementing, and maintaining backend infrastructure in production environments
- Proven track record of building and deploying scalable, high-performance backend systems
- Experience with cloud-based infrastructure and deployment technologies, such as AWS and API design.
- Excellent problem-solving skills and the ability to adapt to a rapidly evolving startup environment
- Strong communication skills and the ability to work collaboratively with a team
- Willingness to problem solve across our entire product
- Ability to proactively recognize problems and identify solutions to those problems
Nice-to-haves:
- Experience working with audio
- Experience taking a backend system from zero to one
- Experience building and maintaining a system that integrates with many 3rd party APIs, particularly Point of Sale systems
- Experience with Kotlin or Java
- Experience with containerization tools, such as Docker and Kubernetes
What we offer:
- Competitive salary and equity package
- Comprehensive benefits package, including health, dental, and vision insurance
- Opportunities for growth and advancement within a fast-paced, innovative startup environment building on the cutting edge
- The chance to make a meaningful impact on an industry ripe for innovation
- Free lunch
Skills Required
- Bachelor's or Master's degree in Computer Science, Engineering, or related field.
- 4+ years developing, implementing, and maintaining backend infrastructure in production.
- Proven track record of building and deploying scalable, high-performance backend systems.
- Experience with cloud-based infrastructure and deployment technologies (such as AWS) and API design.
- Excellent problem-solving skills and ability to adapt to a rapidly evolving startup environment.
- Strong communication skills and ability to work collaboratively with a team.
- Willingness to problem solve across the entire product.
- Ability to proactively recognize problems and identify solutions.
- Experience working with audio.
- Experience taking a backend system from zero to one.
- Experience building and maintaining integrations with many 3rd party APIs, particularly Point of Sale systems.
- Experience with Kotlin or Java.
- Experience with containerization tools such as Docker and Kubernetes.
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The Company
What We Do
OfOne is an AI-powered software company that automates order taking at fast-food drive-thrus. Using conversational AI, the company helps restaurant chains improve operational efficiency, enhance customer experience, and support workers. The company was founded in 2022 and was acquired by Deepgram in early 2026 to integrate its voice AI expertise into a broader enterprise platform.
