Senior Frontend Software Engineer

We’re working with a software company hiring a Senior Frontend Software Engineer to help build complex enterprise web applications used in workflow-driven environments.

This is a hands-on individual contributor role for an engineer with strong JavaScript/TypeScript fundamentals who enjoys building rich, interactive browser-based applications. The environment is focused on deep frontend engineering and enterprise product development rather than traditional website or marketing-oriented frontend work.

This role is based onsite in San Francisco (Transamerica Tower).

Responsibilities

• Design, build, and maintain frontend functionality for enterprise-grade web applications
• Develop highly interactive browser-based user experiences with rich client-side functionality
• Work extensively with JavaScript, TypeScript, HTML, CSS, browser APIs, DOM manipulation, event handling, and asynchronous programming
• Build dynamic frontend functionality including drag-and-drop interactions, client-side storage, API integrations, and complex UI behavior
• Integrate frontend applications with backend services and APIs
• Contribute to architecture, scalability, performance, and maintainability of frontend systems
• Build reusable frontend components and extensible application functionality
• Troubleshoot and optimize browser-based application performance and user experience

Required Qualifications

• BS in Computer Science
• 6\+ years of professional software engineering experience with a strong frontend focus
• Strong expertise with:

+ JavaScript

+ TypeScript

+ HTML5

+ CSS3

+ DOM manipulation

+ Browser event handling

+ Asynchronous JavaScript / promises

+ Browser APIs

+ API integrations

• Strong object-oriented programming fundamentals
• Experience building enterprise or commercial software products
• Experience working in product engineering environments at software companies
• Strong hands-on individual contributor mindset

Preferred Qualifications

• Experience building workflow-driven applications, software platforms, configurable tools, or complex enterprise web applications
• Experience with client-side storage technologies such as localStorage or IndexedDB
• Experience building highly interactive browser-based applications

Benefits

• Comprehensive medical benefits
• 401(k)
• Commuter benefits