# Staff Software Engineer, Backend

**Company:** [Cantina](https://hotfix.jobs/companies/cantina)
**Location:** Los Angeles, CA, San Francisco, CA
**Role:** Backend Engineering
**Salary:** $200k – $240k/yr
**Experience:** 7+ years
**Skills:** Go, Node.js, JavaScript, TypeScript, Postgres, AWS, AWS Lambda, DynamoDB, Api Gateway, S3, Microservices, REST APIs
**Posted:** 2026-07-02

> Staff Backend Engineer building and scaling AI-powered systems for user acquisition, onboarding, engagement, and retention on a fast-growing social AI platform. Requires 5-10 years experience with Golang, Node.js, AWS cloud services, microservices, and growth-focused projects.

## Job Description

## 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.

## Compensation
- The anticipated annual base salary range for this role is between $200,000 - $240,000.

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