Senior/Staff Full Stack Software Engineer

Highlight; United States; Remote; USD 120,000 - 160,000; Full time

Job summary

A leading software company is looking for a Senior/Staff-level Full-Stack Software Engineer to join their New York City team. In this highly technical role, you'll design and maintain core features for an Electron desktop application, integrate AI functionalities, and collaborate on native development. Candidates should possess expertise in TypeScript, C++, and Swift while exhibiting strong leadership qualities. This position is on-site, requiring full-time presence.

Qualifications

• Proficiency in TypeScript and experience with desktop applications.
• Strong understanding of native development in C++ and Swift.
• Experience in AI integration and building user experiences.

Responsibilities

• Design, build, and maintain core features of the application.
• Own end-to-end implementation of features, from UI to native.
• Develop and integrate functionality based on LLM technology.
• Collaborate on native code development for Windows and macOS.
• Contribute to architectural decisions and technical direction.

Skills

TypeScript

C++

Swift

AI integration

Collaboration

Job description

The Role

We're seeking a Senior/Staff-level 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.