About this role
Senior/Staff Full Stack Software Engineer
Full time
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San Francisco, CA | Onsite
5 - 10 Years of Experience
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Who is Recruiting from Scratch:
Recruiting from Scratch is a premier talent firm that focuses on placing the best product managers, software, and hardware talent at innovative companies. Our team is 100% remote and we work with teams across the United States to help them hire.
Senior/Staff Full Stack Software Engineer
- Location: San Francisco, CA
- Company Stage of Funding: Series A / High-Growth AI Consumer Startup
- Office Type: On-site (5 days/week in SF)
- Salary: $200,000 – $300,000 Base
- Equity: Competitive
- Visa: Open to OPT, TN, and H-1B transfers
Company Description
- Our client is building an AI-native desktop assistant designed to fundamentally change how people work.
- The product can see everything happening on a user’s screen and proactively assist without requiring context switching between apps.
- Recently raised a $40M Series A led by Khosla Ventures, following an earlier seed round backed by General Catalyst, SV Angel, Valor, and Conviction.
- The company operates at the intersection of AI, desktop systems, native integrations, and productivity software.
- Small, highly technical team with extremely high ownership and execution standards.
- Engineers work directly on the future of AI-human interaction and productivity tooling.
- The company values product intuition, technical depth, curiosity, and startup intensity.
- Opportunity to build category-defining AI software with massive product ownership and influence.
What You Will Do
- Build and scale a cross-platform AI desktop assistant used for productivity workflows
- Design and implement core features across frontend, backend, and native desktop layers
- Develop AI and LLM-powered product experiences integrated directly into user workflows
- Build and maintain Electron desktop application infrastructure
- Own end-to-end implementation of features from UI to backend services and native integrations
- Work with TypeScript, React, Node.js, Electron, Swift, and C++
- Develop performant native integrations for macOS and Windows environments
- Build systems that understand on-screen context and user workflows
- Collaborate on AI-powered automation, copilots, and productivity tooling
- Help shape technical architecture and long-term product direction
- Rapidly prototype and ship user-facing features in a fast-moving environment
- Work closely with product and leadership teams on roadmap and product strategy
- Build highly polished consumer-grade product experiences
- Optimize reliability, performance, and user experience across desktop systems
- Operate with high ownership and autonomy in a small engineering organization
Ideal Candidate Background
- 5–10 years of software engineering experience
- Strong full stack engineering background with frontend or backend depth
- Strong TypeScript, React, and Node.js engineering skills
- Experience building consumer or prosumer software products
- Experience owning and shipping products/features end-to-end
- Experience working at high-growth startups or strong engineering organizations
- Experience building AI/LLM-powered features or workflows
- Familiarity with AI tooling, automation systems, or productivity software
- Experience with Electron desktop applications is highly valuable
- Backend candidates should have strong systems experience in Swift or C++
- Strong product intuition and customer empathy
- Comfortable operating in ambiguous startup environments
- Strong communication and collaboration skills
- High ownership mentality and bias toward execution
- Strong attention to detail and product quality
- Comfortable working in-person in a high-intensity startup environment
Strong Signals
- Experience building Electron or desktop-native applications
- Experience integrating LLMs into production user-facing products
- Strong TypeScript + React + Node.js depth
- Native systems engineering experience in Swift or C++
- Consumer productivity software experience
- Former founder or early-stage startup engineer experience
- Experience at high-growth startups from Seed to Series D
- Strong ownership over shipped customer-facing products
- Demonstrated obsession with AI tooling and emerging AI workflows
- Side projects, open-source contributions, or AI experiments
- Clear technical “spike” in a domain such as AI, systems, architecture, or frontend UX
- Experience making architectural decisions in small engineering teams
- Strong startup execution mentality with rapid iteration speed
- Ability to deeply reason through product and systems tradeoffs
- Genuine excitement about AI-native user experiences
Compensation and Benefits
- Base salary: $200,000 – $300,000
- Competitive equity package
- Opportunity to work on cutting-edge AI desktop software
- Massive ownership and product influence
- High-growth startup with strong investor backing
- Small, highly technical engineering team
- Exposure to AI, native systems, desktop architecture, and LLM integrations
- Opportunity to shape the future of AI-powered productivity software
- Fast-paced environment with strong career growth potential
Why Join
- This is a rare opportunity to work on a genuinely novel AI product redefining how humans interact with software.
- The company is building an AI assistant deeply integrated into real-world workflows instead of isolated chat interfaces.
- Engineers have direct ownership over both technical systems and product direction.
- The team combines strong technical talent, exceptional investor backing, and clear product-market excitement.
- If you enjoy AI-native products, desktop systems, fast execution, product ownership, and building ambitious user experiences, this role offers exceptional upside and technical scope.
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