Sim Infotech Inc.
Software Engineer, Frontend
San Francisco
H1B sponsorship availableDetected 137 days ago
TypeScriptReactNext.jsGitWebSocketsAgentic AIUX DesignDesign Systems
About the role
- As a Software Engineer, Frontend at Sim, you'll own the development of our agent-building canvas and frontend platform.
- You'll architect intuitive user experiences, build robust and high-performance UI components, and help define how thousands of developers create with Sim.
- Working with engineering, product, and design, you'll deliver features from concept to production, directly shaping our product's design, performance, and developer experience.
Responsibilities
- Architect and develop key frontend systems, focusing on visual, interactive experiences that empower users to build and manage AI agents
- Lead the implementation of new features, UI components, and real-time interactions in a Next.js monorepo
- Set standards for front-end code, UI architecture, and design systems
- Collaborate with engineering, design, and product teams to deliver seamless developer workflows
- Extend our custom component library, and extend our existing design system
- Strong intuition for UI/UX design and developer experience
- Proven ability to build complex, interactive frontend applications (canvas editors, visual builders, collaborative tools, etc.)
- High agency and ownership mentality-drive features from ideation to launch
Requirements
- Deep experience in React and TypeScript
Nice to have
- Experience with design systems, Next.js, and open-source contributions is a plus
Compensation
- Competitive compensation and meaningful equity
Benefits
- Competitive compensation and meaningful equity
- Comprehensive health insurance and relocation support
Company info
- agents will run the world, and Sim is the primary means by which that happens.
- We're backed by world-class investors including Standard Capital, Paul Graham, Perplexity, SV Angel, and Y Combinator, and we've been open source from day one.
- We're a small, fast-moving team based in San Francisco, building together in person every day.
- 70,000+ developers use Sim; your work ships fast and impacts real users at scale.
- We believe in ownership, excellence, and ambitious builders shaping the future from the ground up.
- Sim is building the leading platform for AI agents-enabling developers and enterprises to visually create, launch, and manage high-performing agents that automate the world's workflows.
Equal opportunity
- Sim is committed to creating an inclusive environment for all employees.
- We celebrate diversity and are committed to creating an inclusive environment for all team members.
- We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.
Visa & Work Authorization
- Visa sponsorship available
Apply directly at Sim Infotech Inc. →Create a free account for alerts like thisView Sim Infotech Inc. immigration profile
This listing is sourced directly from Sim Infotech Inc.'s careers page and normalized into a canonical job model.