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Software Engineer at VC-backed personal AI platform

Company:
Jack & Jill/External ATS
Location:
San Francisco, CA
Posted:
November 29, 2025
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Description:

This is a job that we are recruiting for on behalf of one of our customers.

To apply, speak to Jack. He's an AI agent that sends you unmissable jobs and then helps you ace the interview. He'll make sure you are considered for this role, and help you find others if you ask.

Software Engineer

Company Description: VC-backed personal AI platform

Job Description:

Join a cutting-edge AI startup as a Software Engineer, contributing across the full stack to build the next generation of private, personal AI. This hands-on role involves rapidly shipping features and maintaining high code quality, directly impacting a product designed to empower individuals in the AI economy.

Location: San Francisco, USA; London, UK

Why this role is remarkable:

Work on groundbreaking, truly private personal AI that learns without compromising user data.

Backed by top-tier VCs and AI experts, ensuring strong support and world-class expertise.

Shape the future of AI development, helping to augment human capabilities and ensure relevance in a post-AGI economy.

What you will do:

Write production code with appropriate unit test coverage.

Build and enhance React-based user interfaces with modern patterns.

Implement and maintain OAuth-based data synchronisation pipelines.

The ideal candidate:

A pragmatic generalist comfortable across the full stack, from UI to database optimization.

Test-driven and self-directed, capable of delivering solutions from high-level requirements.

Experienced with modern web technologies like Next.js, React, TypeScript, Node.js, and PostgreSQL.

How to Apply

To apply for this job speak to Jack, our AI recruiter.

Step 1. Visit our website

Step 2. Click 'Speak with Jack'.

Step 3. Login with your LinkedIn profile.

Step 4. Talk to Jack for 20 minutes so he can understand your experience and ambitions.

Step 5. If the hiring manager would like to meet you, Jack will make the introduction.

Apply