Senior Full-Stack Software Engineer (SF)

Job Title : Senior Full-Stack Software Engineer

Location : NYC or SF (On-site, 5 days a week)

About Highlight AI

Highlight AI is a cutting-edge desktop assistant designed to enhance productivity by seamlessly integrating with your workflow. We empower users to interact with any application using text and voice commands, eliminating the need to switch between tools. After raising a seed round from investors like General Catalyst, Valor Equity, SV Angel, and Conviction Fund, we’re now in hypergrowth mode and expanding our team.

The Role

We’re seeking a Senior Full-Stack Software Engineer to join our fast‑paced engineering team in our New York City office. You’ll play a critical role in building and scaling our cross‑platform application, working across the stack —from modern TypeScript frontends to native system‑level integrations — with a strong emphasis on performance, reliability, and seamless user experience.

This is a highly technical role for someone who’s excited to work at the intersection of desktop software, native development, and AI integration, and who thrives in a fast‑paced, collaborative environment.

Note : this is an on‑site role, requiring five days a week in our NYC headquarters.

Job Responsibilities

• Design, build, and maintain core features of an Electron desktop application
• Own end‑to‑end implementation of user‑facing and infrastructure features, from UI to native modules
• Develop and integrate LLM‑based functionality
• Collaborate on native code written in C++ (Windows) and Swift (macOS)
• Help make architectural decisions and contribute to the technical direction of the company

Profile

We’re looking for someone who is interested in building the AI user experience for the future. We punch above our weight so we value extreme ownership, accountability, and proactiveness. The ideal candidate combines technical prowess with strong leadership skills. You might be a good fit if you have :

Robust full‑stack engineering background, with experience in :

And even if you don’t fall neatly into any of these buckets, we’re looking for scrappy and motivated self‑starters above all. Hustle is expected, grit is required.

Perks

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