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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 and is passionate about driving user acquisition, engagement, and retention. Your work will have a direct impact on core business outcomes, including customer acquisition, retention, and product scalability.

Responsibilities

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.

Requirements

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.
Experience with growth-focused projects, including optimizing user acquisition and retention.

Skills

Golang
Node.js
Javascript
TypeScript
Postgres
AWS
Lambda
DynamoDB
API Gateway
S3
Software design patterns
Microservices architecture
RESTful APIs
Segment
Branch.io
Communication skills
Team-oriented mindset
Growth-focused projects

Experience Level

Senior software engineer
5–10 years of professional software engineering experience

Education Level

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

Salary/Compensations

$200,000 - $240,000

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
Complimentary lunch and snacks for in-office employees
One Medical membership

About the Company

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!