SiftStack
Software Engineer, Frontend
$160K–$200K
San Francisco, CA · Hybrid · Full-time · Posted Oct 27, 2026
- Experience
- 3+ years of professional experience building web applications and data-driven tools.
- Visa sponsorship
- Must be a U.S. citizen, lawful permanent resident, or protected individual such as an asylee or refugee, in compliance with ITAR / EAR regulations.
About the job
Builds high-performance frontend interfaces and reusable components for exploring and visualizing complex, real-time telemetry data.
What you'll do
- Build data visualization interfaces and reusable component libraries for complex telemetry.
- Create intuitive data-exploration interfaces optimized for large real-time datasets.
- Collaborate with backend teams on APIs and contribute to maintainable code and technical design.
What they ask for
- 3+ years of professional experience building web applications and data-driven tools.
- Strong experience building production applications with React, NextJS, and TypeScript.
- Strong understanding of web performance optimization and browser rendering.
- Experience with modern CSS (Tailwind) and component libraries (Radix UI).
Nice to have
- Experience with technical visualization tools and time-series data; knowledge of WebAssembly and browser-based computation.
- Background in scientific computing or technical data visualization, or experience building tools for technical users.
Pay
$160,000 - $200,000 per year (base salary)
Tools
React, NextJS, TypeScript, Tailwind, Radix UI, WebGL, D3.js, WebAssembly
AI focus
The company describes its platform as supporting the AI era for physical systems; no specific AI work is stated for this role.
Model-written summary · the original posting is authoritative