Staff Software Engineer, ML/AI

Staff Software Engineer, ML/AI

Toast is driven by building the all-in-one restaurant platform that helps restaurants operate their business, increase sales, engage guests, and keep employees happy.

Restaurants navigate these unprecedented times with technology, resources, and community. Our focus is on building the restaurant platform that helps restaurants adapt, take control, and get back to what they do best: building the businesses they love. And because our technology is purpose-built for restaurants, by restaurant people, restaurants can trust that we’ll deliver on their needs for today while investing in experiences that will power their restaurant of the future. 

Toast is building out a New Ventures business unit with the goal of researching, developing, and scaling a new generation of products and business lines that can have a substantial impact on Toast’s long-term growth. As we get ready to make these new products available to all our customers we are looking to hire a Staff Software Engineer to super charge our team and help us scale our products.

About this roll* (Responsibilities)
We are seeking a highly skilled and experienced Staff Software Engineer proficient in Java/Kotlin with a strong background in building scalable and robust products from scratch. The ideal candidate will have a passion for innovation, a deep understanding of software architecture and design principles, and hands-on experience in AI/ML technologies.

  • Design, develop, and maintain high-quality software solutions using Java/Kotlin, adhering to best practices and coding standards.
  • Lead the development of new features and functionalities from concept to deployment, working closely with cross-functional teams including product managers, designers, and other engineers.
  • Architect and implement scalable and efficient AI/ML solutions to solve complex business problems.
  • Mentor and guide junior engineers, providing technical leadership and fostering a culture of continuous learning and improvement.
  • Collaborate with stakeholders to gather requirements, define project scope, and prioritize tasks to meet business objectives.
  • Participate in code reviews, design discussions, and technical meetings to ensure the quality and reliability of the software.

Do you have the right ingredients*? (Requirements)

  • Bachelor's or Master's degree in Computer Science, Engineering, or a related field or equivalent experience. 
  • 6+ years as a software engineer using Java/Kotlin technologies
  • Proven track record of building and delivering complex software products from scratch, preferably in a startup or fast-paced environment.
  • Strong understanding of software architecture, design patterns, and data structures.
  • Hands-on experience with AI/ML technologies and frameworks such as TensorFlow, PyTorch, or scikit-learn.
  • Proficiency in modern software development tools and practices, including version control systems (e.g., Git), CI/CD pipelines, and agile methodologies.
  • Excellent problem-solving skills and ability to thrive in a collaborative and dynamic team environment.
  • Effective communication skills with the ability to convey complex technical concepts to non-technical stakeholders.

Special Sauce* (Nonessential Skills/Nice to Haves)

  • Experience in an early stage technology startup
  • Experience working with Data Science teams to build ML Models
  • Experience deploying and scaling ML Models (specifically LLMs) is a huge plus

Our Spread* of Total Rewards

Some of our Canada benefits include:

  • Flexible paid time off
  • Sabbatical opportunity after five years
  • Professional development programs
  • Commitment to employee wellbeing through resources such as a quarterly wellness stipend and mental health benefits
  • Various peer and company recognition programs
  • Extended medical, dental, & vision cover
  • Paid parental leave
  • Subsidized backup childcare
  • Retirement savings (RRSP) matchin

We strive to provide competitive compensation and benefits programs that help to attract, retain, and motivate the best and brightest people in our industry. Our total rewards package goes beyond great earnings potential and provides the means to a healthy lifestyle with the flexibility to meet Toasters’ changing needs. Learn more about our benefits at

*Bread puns encouraged but not required


Logos/outerjoin logo full

Outer Join is the premier job board for remote jobs in data science, analytics, and engineering.