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Senior Frontend Developer Jobs in California (NOW HIRING)

Mavrx

$119K - $157K/yr

Identify and communicate best practices for front-end engineering Qualifications Requirements * Expert knowledge of JavaScript * Expert knowledge of web technologies (HTML5/CSS3) * Ability to write ...

MAVRX

Senior Front-End Developer

San Francisco, CA · On-site

$135K - $177K/yr

Identify and communicate best practices for front-end engineering Qualifications Requirements * Expert knowledge of JavaScript * Expert knowledge of web technologies (HTML5/CSS3) * Ability to write ...

HRB

Senior Front End Engineer

San Francisco, CA · On-site

$144K - $198K/yr

We're building a gamified developer platform empowering tens of thousands of coders to compete in ... As a Senior Frontend Engineer, you'll become part of a passionate, fast moving team dedicated to ...

Apex Informatics

Sr. Front End Developer

San Francisco, CA · On-site

$135K - $177K/yr

Required Qualifications: 5 years of Information Security Engineering experience or equivalent ... frontend performance optimization • Java/Groovy/Gradle experience for occasional updates and ...

Sonsoft Inc

Senior Front End Developer

Carlsbad, CA · On-site

$119K - $156K/yr

Design and develop Client's latest front-end that all our customers interact with * Develop functional and appealing web- and mobile-based applications working with UI/UX designers * Address high ...

Cypress HCM

Sr. Frontend Engineer

San Francisco, CA · On-site

$150K - $180K/yr

Senior Frontend Engineer We're looking for a Senior Frontend Engineer to lead the development of modern, high-performance user interfaces for a fast-scaling, AI-enabled SaaS platform. In this role ...

Sonsoft Inc

Senior Front End Developer

Carlsbad, CA · On-site

$119K - $156K/yr

Solid experience in front end web development. Solid HTML5 & CSS3 experience. Expert JavaScript experience - we love both vanilla high performance JavaScript as well as knowledge of JS frameworks.

US Tech Solutions

Senior Front-End Developer

Pleasanton, CA

$128K - $168K/yr

... front-end Web applications, particularly for Angular applications Experience with Node.JS, REST and JSON Expert in using source control and build tools Git, Subversion, Jenkins, Maven Experience of ...

Sunny Health AI

Senior Frontend Engineer

San Francisco, CA · On-site

$144K - $198K/yr

We're hiring a Senior Frontend Engineer to build intuitive, accessible,and high-performance web experiences that guide users from "I need care"to confident next steps. You'll own major portions of ...

Info Way Solutions

FrontEnd Developer

Fremont, CA · On-site

$114K - $132K/yr

Responsibilities : • As a Sr FrontEnd Software Developer, you will work on a specific project that is critical to Intuit. You will be versatile, display leadership qualities, and be enthusiastic to ...

Numos AI, inc.

Senior Frontend Engineer

San Francisco, CA · On-site

$144K - $198K/yr

We're looking for a senior frontend engineer to design and build the interfaces for AI teammates in finance. You'll create intuitive, high-signal experiences that make complex systems understandable ...

Numos AI

Senior Frontend Engineer

San Francisco, CA · On-site

$144K - $198K/yr

We're looking for a senior frontend engineer to design and build the interfaces for AI teammates in finance. You'll create intuitive, high-signal experiences that make complex systems understandable ...

ClifyX

Sr. Front end developer (UI / UX)

Irvine, CA · On-site

ClifyX is seeking a Senior Front end developer (UI / UX) to be involved in the initial engineering design decisions and creation of the first version of an application. The role requires ...

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Senior Frontend Developer information

See California salary details

$38.5K

$131.3K

$179.1K

How much do senior frontend developer jobs pay per year?

As of Sep 14, 2026, the average yearly pay for senior frontend developer in California is $131,324.00, according to ZipRecruiter salary data. Most workers in this role earn between $113,500.00 and $149,000.00 per year, depending on experience, location, and employer.

What is a senior frontend developer?

Senior Frontend Developers are experienced software professionals who specialize in building and maintaining the user-facing parts of web applications. They work with technologies like HTML, CSS, and JavaScript frameworks (such as React, Angular, or Vue.js) to create responsive, interactive, and visually appealing interfaces. In addition to coding, they often lead frontend projects, mentor junior developers, and collaborate with designers and backend engineers to ensure seamless user experiences. Their role also includes optimizing web performance and adhering to best practices in accessibility and usability.

What are the key skills and qualifications needed to thrive as a senior frontend developer, and why are they important?

To thrive as a Senior Frontend Developer, you need advanced proficiency in HTML, CSS, JavaScript, and modern frameworks like React or Angular, along with a relevant degree or equivalent experience. Familiarity with version control systems (such as Git), frontend build tools, testing libraries, and possibly certifications like AWS Certified Developer are typically important. Strong problem-solving abilities, effective communication, and a collaborative mindset are crucial soft skills for excelling in this role. These skills ensure the delivery of high-quality, scalable user interfaces that meet both technical and business requirements.

What are some common challenges senior frontend developers face when leading projects, and how can they address them?

Senior Frontend Developers often encounter challenges such as aligning cross-functional teams, managing technical debt, and maintaining code quality while meeting deadlines. To address these, effective communication with designers, backend engineers, and product managers is crucial. Adopting best practices like code reviews, thorough documentation, and utilizing modern frameworks helps streamline collaboration and ensure maintainability. Additionally, mentoring junior developers and promoting knowledge sharing within the team can foster a more efficient and cohesive work environment.

What is the difference between Senior Frontend Developer vs Frontend Engineer?

AspectSenior Frontend DeveloperFrontend Engineer
Required CredentialsBachelor's in CS or related field, extensive experienceBachelor's in CS or related field, strong technical skills
Work EnvironmentCollaborates with designers, backend teams, project managersFocuses on building and optimizing frontend applications
Industry UsageCommon in tech companies, startups, agenciesUsed interchangeably with Senior Frontend Developer in many contexts
Search & Comparison IntentUnderstanding senior-level responsibilities and skillsClarifying role scope and technical focus

While both roles require strong frontend skills and similar educational backgrounds, a Senior Frontend Developer typically has more leadership responsibilities and project oversight. A Frontend Engineer may focus more on technical implementation and architecture. The terms are often used interchangeably, but understanding the nuances helps in job searches and role expectations.

What are the most commonly searched types of Frontend Developer jobs in California?

The most popular types of Frontend Developer jobs in California are:

What are popular job titles related to Senior Frontend Developer jobs in California?

For Senior Frontend Developer jobs in California, the most frequently searched job titles are:

What job categories do people searching Senior Frontend Developer jobs in California look for?

The top searched job categories for Senior Frontend Developer jobs in California are:

What cities in California are hiring for Senior Frontend Developer jobs?

Cities in California with the most Senior Frontend Developer job openings:

Senior Frontend Developer jobs near you
Infographic showing various Senior Frontend Developer job openings in California as of September 2026, with employment types broken down into 100% Full Time. Highlights an 75% In-person, and 25% Remote job distribution, with an average salary of $131,324 per year, or $63.1 per hour.

Senior Front-End Developer

On-site

Mavrx
1 - 10 employees
Learn more about Mavrxexternal

$119K - $157K/yr

Full-time

Re-posted 20 days ago

Job description

Company Description

Mavrx uses imaging to bring the benefits of big data to the $1 Trillion agriculture industry. The Mavrx platform provides an aerial crop monitoring service that saves growers money by helping them more efficiently deploy their workforce & expensive resources (such as fertilizer and pesticides).

With an easy-to-use web platform, growers get a real-time management dashboard for their entire field without having to physically walk the farm. Using frequent imagery (from drones, planes, & satellites), and proprietary crop-specific analytics based on hard science, Mavrx not only remotely measures crop health, but identifies issues before they are visible to the naked eye.

The Mavrx platform is already used by some of the top farms and wine producers around the world. What Mavrx has delivered is a measurable improvement in the efficiency of field management, and that's just with the minimum viable product.

Job Description

We are looking for exceptionally motivated, self-starting engineer with strong experience developing rich applications and a passion for pixel perfect execution.

Responsibilities

  • Work closely with our product and design teams to build the Mavrx platform

  • Implement tablet and mobile interfaces using both responsive and adaptive designs

  • Build efficient and reusable front-end abstractions and systems

  • Analyze and optimize front end code for efficiency and performance

  • Identify and communicate best practices for front-end engineering
Qualifications

Requirements

  • Expert knowledge of JavaScript

  • Expert knowledge of web technologies (HTML5/CSS3)

  • Ability to write high-performance, reusable code for UI components

  • Experience with one or more of these front-end JavaScript frameworks: AngularJS, React, Backbone

  • Experience with mobile JavaScript frameworks

  • Experience developing rich applications with HTML/CSS/JS

  • Passion for performance debugging and benchmarking

  • 3+ years of experience building web applications

  • BS or MS degree in Computer Science or a related technical field

  • Experience with Python and Django (preferred)
Additional Information

Position Details

This is a full-time salaried position with stock options and benefits.

How to Apply

Please send the following to jobs AT mavrx.co

  • Tell us why you're interested in Mavrx.

  • Your CV/resume

  • Examples of relevant previous work or projects

Apply