Fullstack Web Engineer — Real-Time, High-Performance UI

SpaceX Super Intelligence; Palo Alto (CA); On-site; USD 180,000 - 440,000; Full time

Job summary

SpaceXSI is seeking exceptional Fullstack / Web Engineers to craft frontend-first experiences powering real-time conversations for millions worldwide. You’ll work across the stack, architect scalable interfaces, and leverage modern AI tooling to push web performance and innovation.

Join a fast-paced team building the Grok suite and related applications, owning features from design through launch, with emphasis on UX quality, security, and high-availability systems.

Qualifications

• 2+ years of web development experience.
• Expert in TypeScript, Node.js, React.
• Expert in modern CSS/SASS.
• Experience with high-quality UI/UX design.
• Proven performance, security, and offline functionality skills.

Responsibilities

• Own and drive features from inception to launch, being the web expert on your team.
• Build and maintain high-quality, performant products and features, leveraging the most modern and cutting edge web standards, technologies, frameworks, and AI tooling.
• Responsible for fullstack features, including user dashboards, personalized experiences, content delivery, interactive tools, assessments, and real-time analytics
• Lead architecture, scalability, and reliability decisions for high-concurrency, low-latency systems.
• Uphold engineering excellence via testing, monitoring, deployment, and secure data handling.
• Drive technical/product decisions with teams and deploy global features to maximize user value.

Skills

2+ years web development

UI/UX design

Performance optimization

Security best practices

Real-time web apps

Tools

TypeScript

Node.js

React

CSS/SASS

Job description

SpaceXSI is seeking exceptional Fullstack / Web Engineers to craft frontend-first experiences powering real-time conversations for millions worldwide. You’ll work across the stack, architect scalable interfaces, and leverage modern AI tooling to push web performance and innovation.

Join a fast-paced team building the Grok suite and related applications, owning features from design through launch, with emphasis on UX quality, security, and high-availability systems.