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Staff Software Engineer, Backend

Cantina · San Francisco, California

Location
San Francisco, California
Employment
Full time
Level
Staff
Posted
2 months ago

About this role

About Cantina:

Cantina Labs is a social AI company, developing a suite of advanced real-time models that push the boundaries of expression, personality, and realism. We bring characters to life, transforming how people tell stories, connect, and create. We build and power ecosystems. Cantina, our flagship social AI platform, is just the beginning.

If you're excited about the potential AI has to shape human creativity and social interactions, join us in building the future!

About the Role:

As part of the Backend Engineering team, you'll design, build, and scale systems and services that revolutionize how users engage with our cutting-edge AI-powered platform. This role is ideal for a self-sufficient senior software engineer who thrives in fast-paced environments.

What you’ll do:

  • Collaborate closely with cross-functional teams, including product managers, designers, and data specialists, to deliver high-quality, performant, and maintainable features.

  • Build and enhance AI-powered systems supporting user acquisition, onboarding, and engagement.

  • Experiment with and implement new technologies to optimize user journeys and streamline customer experiences.

  • Gain exposure to the architecture and operations behind one of the fastest-growing social AI products globally.

  • Contribute your expertise to help evolve team processes and technical infrastructure, ensuring scalability and reliability.

What you’ll bring:

  • Bachelor's or Master's degree in Computer Science, Engineering, or a related field.

  • 5 - 10 years of professional software engineering experience, with expertise in backend and cloud architectures.

  • Proficiency in Golang, Node.js, Javascript, TypeScript, Postgres, and AWS (Lambda, DynamoDB, API Gateway, S3).

  • Solid understanding of software design patterns, microservices architecture, and RESTful APIs.

  • Familiarity with third party services like Segment, Branch.io, or similar marketing tools.

  • Strong communication skills and a collaborative, team-oriented mindset.

Compensation:

The anticipated annual base salary range for this role is between $200,000 - $240,000. When determining compensation, a number of factors will be considered, including skills, experience, job scope, location, and competitive compensation market data.

Benefits:

  • Competitive salary and generous company equity

  • Medical, dental, and vision insurance - 99.99% of premiums covered by Cantina

  • 42 days of paid time off, including:

    • 15 PTO days

    • 10 sick days

    • 15 company holidays

    • 2 floating holidays

  • Generous parental leave & fertility support

  • 401(k) retirement savings plan

  • Lifestyle spending account - $500/month to use however you’d like

  • Complimentary lunch and snacks for in-office employees

  • One Medical membership, and more!

  • As published by Cantina. Applications are handled on their site.

    Skills this posting mentions

    RESTDesign PatternsArtificial Intelligence

    About Cantina

    The most advanced AI character creator. Unleash AI bots that talk, feel, and capture their adventures with selfies.

    All 19 openings at Cantina

    One click, then it is written

    Apply to Cantina with a resume written for this role.

    Queue Staff Software Engineer, Backend and I read the posting, rewrite your resume against it, draft the cover letter, and score the fit. Then you press send, or press one button and I fill in Cantina’s form for you.

    1. 01Drop your resume

      A PDF or a LinkedIn URL. About a minute, once.

    2. 02I rank the openings

      Every weekday morning, the live catalog scored against your history. Up to 20 worth your time, not two hundred links.

    3. 03Each one is written up

      Resume rewritten for the posting, a cover letter, a fit score. Press send, or let me fill in the form.

    • 25 sent a week, free
    • No card
    • Nothing sent until you say so

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    Put this to work

    Paste your career in once. Every application after that is written for you.

    Drop a resume or a LinkedIn URL. I rank the live openings against it, rewrite the resume and write a cover letter for the best of them, and fill in the employer's form when you press the button. You read, you decide what goes out.

    1. 01Drop your resume

      A PDF or a LinkedIn URL. About a minute, once.

    2. 02I rank the openings

      Every weekday morning, the live catalog scored against your history. Up to 20 worth your time, not two hundred links.

    3. 03Each one is written up

      Resume rewritten for the posting, a cover letter, a fit score. Press send, or let me fill in the form.

    • New matches ranked and written before you are up.
    • Every bullet stays inside what your history supports. Nothing invented.
    • Queued, submitted, interviewing, offer: one screen, not a spreadsheet.

    500 free credits on sign-up. No card. Nothing is sent until you say so.

    Listed from the job board Cantina publishes. Refolk is not the employer and does not handle their hiring. Applications go to Cantina directly.