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Javascript Backend Developer Jobs in California (NOW HIRING)

KRG Technology

Java Backend Developer

San Jose, CA · On-site

$59.25 - $76.75/hr

Ideal candidate should have excellent working knowledge in Java back end and good understanding of ... JavaScript, HTML 5, CSS 3, Jquery, AngularJS, Bootstrap and Node.js is a plus · Have experience ...

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 ... AngularJS JQuery Javascript Backend: Spring Framework Java JPA Frameworks / RDMS / SQL ...

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 ...

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 ...

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 ...

ClifyX

Back-end Java Developer

Mountain View, CA · On-site

$60 - $78/hr

ClifyX is a company seeking a Back-end Java Developer for a 12-month contract. The role focuses on ... Responsibilities : • HTML5/CSS/JavaScript development experience • Need to be strong in Backend ...

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Javascript Backend Developer information

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How much do javascript backend developer jobs pay per hour?

As of Sep 10, 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 September 2026, with employment types broken down into 82% Full Time, and 18% Contract. Highlights an 90% In-person, and 10% Remote job distribution, with an average salary of $118,514 per year, or $57 per hour.

Java Backend Developer

San Jose, CA • On-site

KRG Technology
IT Services • 201 - 500 employees
Learn more about KRG Technologyexternal

$59.25 - $76.75/hr

Full-time

Posted 14 days ago

Job description

Ideal candidate should have excellent working knowledge in Java back end and good understanding of

· server-side preprocessors,

· accessibility and security compliance,

· User authentication and authorization between multiple systems, servers, and environments and Integration of multiple data sources and databases into one system

· Understanding of “session management” in a distributed server environment

· J2EE, Springs, Hibernate etc…

· Knowledge of JavaScript, HTML 5, CSS 3, Jquery, AngularJS, Bootstrap and Node.js is a plus

· Have experience using tools - Git, TFS, Stash, JIRA, Jenkins
Should be able to develop, debug code, trouble shoot production issues & apply code fixes.
Review code and unit-test application for reliability.
Ability to work with remote teams

Additional Information

All your information will be kept confidential according to EEO guidelines.

KRG Technologies logo

About KRG Technologies

Sourced by ZipRecruiter

KRG Technologies was founded with a simple motive of offering the clients exactly what they want, how they want and when they want. By leveraging for its clients its technological edge and right-sourcing advantage, KRG in a short period of time has grown to become one of the most trusted strategic technology partners. Treating every client as the top priority, we customize our solutions and services to align with the unique needs of each client. Headquartered in Valencia, California, KRG employs a unique global delivery platform to minister its offerings spanning from application development and maintenance to business process reengineering. With years of hands-on domain experience and international presence, we offer state-of-the-art solutions backed by our follow-the-sun service model in the most cost effective manner. We value our clientele for the trust reposed in us and our clientele admire us for our personalized approach and deep commitment to their success. Our biggest strength lies in technical expertise of our team and individual competency of our employees, which enables us to be the most befitting solution provider.

Industry

It services

Company size

201 - 500 Employees

Headquarters location

Valencia, CA, US

Year founded

2003

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