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Frontend Developers Jobs in California (NOW HIRING)

Sr. Front End Developers (4)

Redwood City, CA · On-site

$140K - $184K/yr

... front-end engineering • Own the user-experience design and front-end code for the entire application • Visualize big data using technologies like D3 and Highcharts • Build world-class ...

Front end Developer

Carlsbad, CA

$107K - $125K/yr

We are looking for front end developers... onsite in Carlsbad. Strong experience in HTML, Javascript, CSS and particularly AngularJS. Looking for mid-level resources preferably 5-7 years of ...

Front End Developer

Carlsbad, CA · On-site

$107K - $125K/yr

Carlsbad, CA Duration: 12 months Skills Required: • We are looking for 2 front end developers... onsite in Carlsbad. • Strong experience in HTML, Javascript, CSS and particularly AngularJS. • ...

Mentor frontend developers on best practices around CSS architecture, responsive design, and accessibility * Help expand and maintain the internal design system (e.g., with tools like Figma ...

As a Front-End Engineer, you will play a key role in developing and maintaining user-friendly and responsive web applications. You will collaborate with designers, product managers, and other ...

Frontend Engineer

San Diego, CA · On-site +1

$170K - $230K/yr

Frontend Engineer Fuze HR Solutions Inc. Hybrid - San Diego, CA | Los Angeles, CA | San Francisco Bay Area, CA | Seattle, WA $170,000-$230,000 Base Salary + Competitive Equity About the Role Fuze HR ...

Frontend Developer

Sunnyvale, CA · On-site

$122K - $142K/yr

... developers and participate in code reviews • Collaborate with DevOps and backend engineers to ensure effective deployment, monitoring, and performance tuning of frontend components in cloud-native ...

They are seeking a Frontend Engineer to design and build high-performance React applications, lead technical design for complex features, and mentor junior engineers. Responsibilities : • Design ...

Senior Front End Engineer

San Francisco, CA · On-site +1

$144K - $198K/yr

Design and implement intuitive, attractive, and engaging user interfaces that captivate developers ... Drive frontend best practices, code quality, and mentorship within the engineering team

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Frontend Developers information

What are some common challenges Frontend Developers face when working on cross-functional teams?

Frontend Developers often collaborate closely with designers, backend engineers, and product managers. A common challenge is ensuring clear communication of requirements and design intent, as misunderstandings can lead to rework or delays. Additionally, aligning frontend implementation with backend APIs and adapting to rapidly changing project priorities can be demanding. Success in this environment requires flexibility, proactive communication, and a willingness to quickly learn new tools or frameworks as team needs evolve.

What are Frontend Developers?

Frontend developers are professionals who specialize in building and maintaining the user-facing parts of websites and web applications. They use languages like HTML, CSS, and JavaScript to create engaging and responsive interfaces that users interact with directly. Their work ensures that websites are visually appealing, accessible, and function smoothly across different devices and browsers. Frontend developers often collaborate closely with designers and backend developers to bring digital experiences to life.

What are the key skills and qualifications needed to thrive as a Frontend Developer, and why are they important?

To thrive as a Frontend Developer, you need strong proficiency in HTML, CSS, and JavaScript, often supported by a degree in computer science or related experience. Familiarity with frameworks like React or Angular, version control systems like Git, and responsive design tools is typically required. Excellent problem-solving, attention to detail, and effective communication skills help developers collaborate with designers and back-end teams. These skills ensure seamless user experiences and efficient, maintainable code in fast-paced development environments.
What job categories do people searching Frontend Developers jobs in California look for? The top searched job categories for Frontend Developers jobs in California are:
What cities in California are hiring for Frontend Developers jobs? Cities in California with the most Frontend Developers job openings:
Infographic showing various Frontend Developers job openings in California as of July 2026, with employment types broken down into 87% Full Time, 8% Part Time, 1% Temporary, and 4% Contract. Highlights an 79% Physical, 3% Hybrid, and 18% Remote job distribution.
Sr. Front End Developers (4)

Sr. Front End Developers (4)

Anomali Inc.

Redwood City, CA • On-site

$140K - $184K/yr

Full-time

Re-posted 25 days ago


Job description

Company Description
ThreatStream is an enterprise security organization that offers a SaaS-based cyber security intelligence platform. The company's Optic Platform is the first ever cyber security intelligence solution that aggregates millions of threat indicators from around the Internet and integrates them directly to an organization's existing security infrastructure. ThreatStream provides businesses and governments visibility into newly discovered security threats so that they can proactively defend against malicious attacks. Headquartered in Redwood City, Calif, the company is privately held with venture capital backing from Google Ventures and Paladin Capital Group with other individual investors. ThreatStream was recently name to the "25 Coolest Security Vendors" of 2015.
Job Description
Responsibilities:
• Work with Product Designers to define and implement a next generation security platform
• Write high-performance, reusable, modular code along with automated unit tests
• Participate in design and code reviews
• Identify and communicate best practices for front-end engineering
• Own the user-experience design and front-end code for the entire application
• Visualize big data using technologies like D3 and Highcharts
• Build world-class applications in a responsive way (desktop, tablet, mobile)
• Be the technical expert for the front-end (presentation layer) to the engineering team
Qualifications
Qualifications:
• 5+ years of professional experience writing JavaScript applications
• Demonstrable experience and fluency with AngularJS (1-year experience is must)
• You've built Angular directives beyond just wrapping a jQuery plugin around an element
• Deep working knowledge of JavaScript, HTML5, CSS, AJAX, REST API, web performance, and responsive design
• Experience with graphing / visualization frameworks (D3, Highcharts).
• Understanding of what it takes to produce and deliver great user experiences (UX/UI)
• Strong understanding of cross browser compatibility and security issues (XSS, CSRF, etc)
• Ability to write high-performance, reusable code for UI components
• Outstanding attention to quality and detail
• Extremely passionate about your work, constantly striving to be your best
• BS or MS degree in Computer Science or a related technical field
Nice to haves:
• Experience with SASS/LESS
• Experience with Node.js
• Experience with Git
• Understanding of low-level browser rendering engine behavior
• Interest in Free Open-Source Software (FOSS)
Additional Information
Things to include with your resume:
• Portfolio of relevant work
• Link to your GitHub/BitBucket/Dribble account profile
• Code examples