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Senior Front End Software Engineer Jobs in California

Seasats

Senior Front End Software Engineer

San Diego, CA · On-site

$160K - $210K/yr

  • Medical

  • Retirement

  • PTO

Role: Senior Front End Software Engineer Location: San Diego, CA (hybrid - onsite 3 days minimum) Salary Range: $160,000 - $210,000 /yr + stock options, 401k matching, and other benefits Role ...

Seasats

Senior Front End Software Engineer

San Diego, CA · Hybrid

$160K - $210K/yr

  • Medical

  • Retirement

  • PTO

Role: Senior Front End Software Engineer Location: San Diego, CA (hybrid - onsite 3 days minimum) Salary Range: $160,000 - $210,000 /yr + stock options, 401k matching, and other benefits Role ...

Seasats

Senior Front End Software Engineer

San Diego, CA · On-site

$160K - $210K/yr

  • Medical

  • Retirement

  • PTO

Role: Senior Front End Software Engineer Location: San Diego, CA (hybrid - onsite 3 days minimum) Salary Range: $160,000 - $210,000 /yr + stock options, 401k matching, and other benefits Role ...

Pear

Senior Frontend Engineer - Endless Commerce

Los Angeles, CA · On-site +1

$132K - $181K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

As a Senior Front-End Software Engineer, you'll play a critical role in shaping our platform's user interface and enhancing the overall user experience. You'll be responsible for building high ...

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Senior Front End Software Engineer information

See California salary details

$70.6K

$144.8K

$195.4K

How much do senior front end software engineer jobs pay per year?

As of Aug 17, 2026, the average yearly pay for senior front end software engineer in California is $144,849.00, according to ZipRecruiter salary data. Most workers in this role earn between $120,900.00 and $166,300.00 per year, depending on experience, location, and employer.

What does a senior front end software engineer do?

A Senior Front End Software Engineer is responsible for designing, developing, and maintaining the user interface and experience of web applications. They work with languages like HTML, CSS, and JavaScript, as well as frameworks such as React, Angular, or Vue. Besides writing code, they often mentor junior developers, collaborate with designers and backend engineers, and help define best practices and technical standards for the front end team. Their goal is to ensure that web applications are visually appealing, responsive, and performant.

What are the key skills and qualifications needed to thrive as a senior front end software engineer?

To thrive as a Senior Front End Software Engineer, you need advanced proficiency in HTML, CSS, JavaScript, and modern frameworks like React or Angular, typically supported by a relevant degree and several years of experience. Familiarity with version control systems (such as Git), build tools (like Webpack), and testing libraries is essential, and certifications in front-end technologies can be advantageous. Strong problem-solving abilities, effective communication, and leadership skills help you collaborate with cross-functional teams and mentor junior developers. These skills ensure the delivery of scalable, user-friendly applications and contribute to the overall success and innovation of development projects.

What are some common challenges senior front end software engineers face when working on large-scale applications?

Senior Front End Software Engineers often encounter challenges such as maintaining code quality and consistency across large teams, ensuring optimal performance as the application scales, and coordinating effectively with backend and design teams. Managing technical debt and keeping up with rapidly evolving front-end technologies can also be demanding. Successful engineers use robust testing, code review processes, and clear communication to overcome these hurdles and deliver high-quality user experiences.

What are popular job titles related to Senior Front End Software Engineer jobs in California?

For Senior Front End Software Engineer jobs in California, the most frequently searched job titles are:

What job categories do people searching Senior Front End Software Engineer jobs in California look for?

The top searched job categories for Senior Front End Software Engineer jobs in California are:

What cities in California are hiring for Senior Front End Software Engineer jobs?

Cities in California with the most Senior Front End Software Engineer job openings:

Senior Front End Software Engineer jobs near you
Infographic showing various Senior Front End Software Engineer job openings in California as of August 2026, with employment types broken down into 1% As Needed, 90% Full Time, 6% Part Time, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $144,849 per year, or $69.6 per hour.

Senior Front-End Software Engineer

Expert Technology Services

Los Angeles, CA • On-site

$132K - $181K/yr

Contractor

This job post has expired today. Applications are no longer accepted.

Job description

Job Summary (Senior Front-End Software Engineer):
- Design, build, and optimize front-end features for a streaming application used on various devices.
- Utilize React 18 and TypeScript to develop scalable and maintainable user interfaces.
- Implement and maintain state management solutions using Redux and Redux Toolkit (RTK).
- Identify, measure, and resolve performance bottlenecks related to rendering, memory usage, and application startup.
- Debug and address JavaScript memory leaks, especially for long-running applications.
- Apply strong understanding of front-end fundamentals including HTML, CSS, and modern JavaScript.
- Work with client-side routing using React Router.
- Collaborate effectively within a cross-functional team environment.
- Use and understand current tech stack: React 18.2.0, TypeScript 5.9.2, Redux, RTK, React Router.
- (Preferred) Experience with performance monitoring, profiling, and testing tools (e.g., Vitest, Playwright).
- (Preferred) Demonstrated ability in performance optimization and analyzing browser internals or large SPA bottlenecks.