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Javascript Backend Developer Jobs in California (NOW HIRING)

Compunnel

Senior Java Backend Developer

Aliso Viejo, CA · On-site

$61.25 - $78/hr

Job Summary We are seeking a Senior Java Backend Developer with 7+ years of experience in the Java ... JavaScript. • Develop and maintain data access solutions using Hibernate and Spring Data. • ...

Ariston Tek Inc

Java Full Stack Engineer

Sunnyvale, CA · On-site

$61.50 - $79.50/hr

We are looking for a Java Full Stack Engineer in Sunnyvale, CA. Please find the following and ... • Javascript Backend: • Spring Framework • Java • JPA Frameworks / RDMS / SQL ...

Compunnel

Senior Java Backend Developer

Aliso Viejo, CA · On-site

$61.25 - $78/hr

Job Summary We are seeking a Senior Java Backend Developer with 7+ years of experience in the Java ... JavaScript. • Develop and maintain data access solutions using Hibernate and Spring Data. • ...

Jobsbridge

Java Back End Developer

San Francisco, CA · On-site

$59.50 - $77.25/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers ... Java, JBoss, Tomcat, Spring, Struts, JavaScript, JSON, HTML5, Flex Additional Information All your ...

Jobtailor

Software Engineer, Backend

San Carlos, CA · On-site

$110 - $160/hr

Experience with at least one modern backend language such as Python or JavaScript/TypeScript ... Familiarity with cloud platforms, CI/CD workflows, or DevOps concepts is a bonus * Must be a U.S.

New

Jobsbridge

Java Back End Developer

San Francisco, CA

$59.50 - $77.25/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers ... Java, JBoss, Tomcat, Spring, Struts, JavaScript, JSON, HTML5, Flex Additional Information All your ...

Jobsbridge

Backend Engineer

San Ramon, CA · On-site

Company Description Intelliswift Software, Inc The Backend stack engineer will be responsible for ... JavaScript, ECMA 6, Ajax, WebSockets). Solid knowledge of algorithms, design patterns, and ...

Insider, Inc.

Senior Full-Stack AI Engineer

San Jose, CA · On-site

$134.40 - $168/hr

Insider, Inc. is seeking a Full-Stack Software Engineer to join the Archer AI team in San Jose ... Skills in JavaScript, backend development, and experience with APIs are essential for this position.

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Javascript Backend Developer information

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$11

$56

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How much do javascript backend developer jobs pay per hour?

As of Aug 20, 2026, the average hourly pay for javascript backend developer in California is $56.98, according to ZipRecruiter salary data. Most workers in this role earn between $46.73 and $67.36 per hour, depending on experience, location, and employer.

What does a JavaScript backend developer do?

A JavaScript Backend Developer is responsible for building and maintaining the server-side logic, databases, and APIs that power web applications. They use JavaScript, often with frameworks like Node.js, to process requests, manage data, and ensure smooth communication between the frontend and backend of an application. Their work ensures that web applications are scalable, secure, and efficient. JavaScript Backend Developers also collaborate with frontend developers and other team members to deliver seamless user experiences.

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

To thrive as a Javascript Backend Developer, you need strong proficiency in JavaScript (especially Node.js), knowledge of backend frameworks, and a solid understanding of databases such as MongoDB or PostgreSQL. Familiarity with development tools like Git, RESTful APIs, Docker, and cloud platforms, as well as relevant certifications, is highly valuable. Excellent problem-solving, teamwork, and communication skills help you collaborate effectively and deliver robust solutions. These abilities are crucial for building scalable, secure, and maintainable backend services that power modern applications.

What are the typical challenges a JavaScript backend developer faces when scaling applications for high traffic?

JavaScript Backend Developers, especially those working with Node.js, often encounter challenges related to handling high concurrency, optimizing database queries, and maintaining application performance under heavy load. Ensuring efficient memory management and implementing robust error handling are also critical when scaling. Working closely with DevOps and frontend teams to optimize APIs and monitor system health is essential for delivering reliable, scalable backend solutions.

What is the difference between Javascript Backend Developer vs Javascript Frontend Developer?

AspectJavascript Backend DeveloperJavascript Frontend Developer
Primary FocusServer-side development, APIs, databasesUser interface, client-side interactions
Required SkillsNode.js, databases, server managementHTML, CSS, JavaScript, UI frameworks
Work EnvironmentBack-end servers, cloud platformsWeb browsers, client devices
Common UsageBuilding APIs, server logicDesigning web pages, user experience

The main difference between a Javascript Backend Developer and a Javascript Frontend Developer lies in their focus areas. Backend developers handle server-side logic, databases, and APIs, while frontend developers focus on creating engaging user interfaces and client-side interactions. Both roles require JavaScript skills but apply them in different parts of web development projects.

What are popular job titles related to Javascript Backend Developer jobs in California?

For Javascript Backend Developer jobs in California, the most frequently searched job titles are:

What job categories do people searching Javascript Backend Developer jobs in California look for?

The top searched job categories for Javascript Backend Developer jobs in California are:

What cities in California are hiring for Javascript Backend Developer jobs?

Cities in California with the most Javascript Backend Developer job openings:

Javascript Backend Developer jobs near you
Infographic showing various Javascript Backend Developer job openings in California as of August 2026, with employment types broken down into 85% Full Time, 2% Part Time, and 13% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution, with an average salary of $118,514 per year, or $57 per hour.

Sr Full Stack Developer

matchpoint solutions

Foster City, CA • On-site

Contractor

Re-posted 20 days ago

Job description

Job Description

Title: Sr. Full Stack Developer

Location: Foster City, CA

Duration: 12+ Months

Must have skills :

20% UI; 80% Backend

 5+ years of Backend Developer

1-2 years of React

Redux and Angular

Strong JavaScript, java, Rest API's

Experience with Rally, JIRA, SharePoint, etc.

Agile Environment. 

Nice to have skills :

Master's Degree with 1+ yrs. or bachelor with 2+ yrs. experience

Roles and responsibilities

90% development work and needing someone who enjoys coding. This is a contract to hire role and manager would like someone to come in with a positive attitude. Wants the drive to become an FTE employee.

Duration of assignment and possible extensions : 1 year with possible extension and conversion.

Additional Information

Must have skills :

20% UI; 80% Backend

 5+ years of Backend Developer

1-2 years of React

Redux and Angular

Apply