Skip to content
SiriusSirius

Frontend Engineer

Build and maintain scalable user-facing interfaces for production products, collaborating with backend, product, and design teams. Requires 1+ year of frontend development experience, advanced JavaScript/TypeScript proficiency, and expertise in APIs, UI/UX, performance, and frontend architecture.

About the job

Responsibilities

  • Architect and build robust, scalable, user-friendly interfaces for new product features and evolving business needs.
  • Collaborate with backend engineering, product, and design teams to deliver integrated solutions.
  • Drive adoption of modern frontend technologies, frameworks, and methodologies.
  • Identify and resolve technical challenges related to user experience, performance, and security.
  • Contribute to continuous improvement and operational excellence within the engineering team.

Requirements

  • 1+ year of professional experience developing frontend applications for production.
  • Advanced proficiency in JavaScript and TypeScript.
  • Experience with modern frontend frameworks.
  • Experience integrating frontend applications with backend APIs and third-party platforms.
  • Solid understanding of UI/UX principles, performance optimization, and frontend architecture.
  • Strong analytical skills and ability to independently drive projects to completion.
  • Based in San Francisco or able to work there full-time.

Compensation and Benefits

  • Annual salary range of $120,000–$180,000.
  • Flexible healthcare spending benefits.
  • Daily lunch, coffee, tea, and snacks.
  • Paid time off.
  • Company events.

Skills

JavaScript, TypeScript, Frontend Frameworks, Backend Apis, Third-Party Integrations, Ui/Ux, Performance Optimization, Frontend Architecture

Beacon AI

Beacon AI

San Carlos, CA

Software Engineer, Frontend/Web App
$135k+/yrHybrid2+ YOEFrontend Engineering

Build React-based web interfaces that visualize and interact with real-time and historical aviation data. The role requires 2+ years of web application experience and proficiency with React, TypeScript, JavaScript, and modern web standards.

Vestwell

Vestwell

Austin, TX

Associate, Software Engineer
$95k+/yrHybridFrontend Engineering

Associate software engineer building React and TypeScript interfaces for a web-based 401(k) platform. The role suits an early-career developer with testing experience, Git familiarity, and an eagerness to learn through mentorship and collaboration.

Greptile

Greptile

San Francisco, CA

Frontend Engineer
$160k+/yrOn-site1+ YOEFrontend Engineering

Build and maintain Greptile’s TypeScript and React dashboard experiences, including customer-facing analytics, while collaborating on fast and polished frontend interfaces. The role requires a computer science or equivalent degree and at least one year of frontend or full-stack engineering experience.

David AI

David AI

San Francisco, CA

Frontend Software Engineer
$165k+/yrOn-site2+ YOEFrontend Engineering

Build polished, scalable frontend interfaces that help users explore and understand audio data for AI model training. The role requires at least two years of frontend engineering experience and strong product-focused UI fundamentals.

CodeRabbit

CodeRabbit

San Francisco, CA

Design Engineer
$175k+/yrHybrid2+ YOEFrontend Engineering

Design and build polished, production-quality interfaces for an AI code review platform across web, IDE, Git, and CLI surfaces. The role requires strong front-end skills in TypeScript and React, visual design craft, rapid prototyping, and experience creating reusable design systems.