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Javascript Backend Developer Jobs in El Cajon, CA

CMX1

Senior Software Engineer

La Jolla, CA · On-site +1

$103K/yr

Frontend Development (HTML/CSS/JavaScript); Backend Development & Business Logic APIs (C# / .NET); Database and Data Engineering (SQL - MSSQL); Version Control and Issue Tracking (Git / JIRA) XPath 1 ...

CMX1

Senior Software Engineer

San Diego, CA · On-site

$130K - $171K/yr

Frontend Development (HTML/CSS/JavaScript); Backend Development & Business Logic APIs (C# / .NET); Database and Data Engineering (SQL - MSSQL); Version Control and Issue Tracking (Git / JIRA) XPath 1 ...

CMX1

Senior Software Engineer

La Jolla, CA

$128K - $169K/yr

Frontend Development (HTML/CSS/JavaScript); Backend Development & Business Logic APIs (C# / .NET); Database and Data Engineering (SQL - MSSQL); Version Control and Issue Tracking (Git / JIRA) XPath 1 ...

Intuit

Software Engineer 1

San Diego, CA · On-site

$55.50 - $75/hr

Knowledge of HTML, CSS, and JavaScript standards * Strong ability to collaborate with designers, UX specialists, and backend engineers Backend Engineering: * Experience developing web applications ...

Intuit

Software Engineer 1

San Diego, CA

$55.50 - $75/hr

Knowledge of HTML, CSS, and JavaScript standards * Strong ability to collaborate with designers, UX specialists, and backend engineers Backend Engineering: * Experience developing web applications ...

MDAEdge

UX Developer

San Diego, CA · On-site

... back-end engineers to ensure technical feasibility of designs. • Conduct user research and ... Strong proficiency in JavaScript (React.js preferred) and modern CSS frameworks (Tailwind or ...

Faststream Technologies

Node.js Developer

San Diego, CA

$54.50 - $70.25/hr

... Developer" who can work for our client in San Diego, California. Experience with building and ... using JavaScript or TypeScript for backend service development (as opposed to using Node.js for ...

Faststream Technologies

Node.js Developer

San Diego, CA · On-site

$54.50 - $70.25/hr

... using JavaScript or TypeScript for backend service development (as opposed to using Node.js for ... Developers: • Understanding of RESTful API design principles, including how to define resources ...

Jobsbridge

Full Stack Java Developer

San Diego, CA · On-site

$55.75 - $72/hr

... Middle and Backend databases. Well versed with front end technologies: HTML 5, JavaScript, CSS3 ... programming. Oracle Spatial or ArcGIS XAP GigaSpaces or other In-memory data grids HBase or ...

Jobsbridge

Full Stack Java Developer

San Diego, CA

$55.75 - $72/hr

... Middle and Backend databases. Well versed with front end technologies: HTML 5, JavaScript, CSS3 ... programming. Oracle Spatial or ArcGIS XAP GigaSpaces or other In-memory data grids HBase or ...

GDIT

Web Developer | Active Secret clearance

San Diego, CA · On-site

  • Retirement

  • PTO

Skills: JavaScript API, React.js, RESTful APIs, Web Application Development Certifications: None ... Backend and API Development * Design, develop, document, test, and maintain backend application ...

GDIT

Web Developer | Active Secret clearance

San Diego, CA · On-site

  • Retirement

  • PTO

Skills: JavaScript API, React.js, RESTful APIs, Web Application Development Certifications: None ... Backend and API Development * Design, develop, document, test, and maintain backend application ...

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Javascript Backend Developer information

See El Cajon, CA salary details

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How much do javascript backend developer jobs pay per hour?

As of Aug 17, 2026, the average hourly pay for javascript backend developer in El Cajon, CA is $60.27, according to ZipRecruiter salary data. Most workers in this role earn between $49.42 and $71.25 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 El Cajon, CA?

For Javascript Backend Developer jobs in El Cajon, CA, the most frequently searched job titles are:

What job categories do people searching Javascript Backend Developer jobs in El Cajon, CA look for?

The top searched job categories for Javascript Backend Developer jobs in El Cajon, CA are:

What cities near El Cajon, CA are hiring for Javascript Backend Developer jobs?

Cities near El Cajon, CA with the most Javascript Backend Developer job openings:

Javascript Backend Developer jobs near you
Infographic showing various Javascript Backend Developer job openings in El Cajon, CA as of August 2026, with employment types broken down into 87% Full Time, and 13% Contract. Highlights an 87% In-person, and 13% Remote job distribution, with an average salary of $125,371 per year, or $60.3 per hour.

Senior Javascript Developer

Nextgen Technologies

San Diego, CA • On-site

Contractor

Re-posted yesterday

Job description

Job Description

Role: Sr. Javascript Developer

Location: San Diego, CA

Duration: 6 Months +

Billing Rate: DOE

Experience Required: 

Expert Development experience with handlebars.

Heavy front-end technologies including, JavaScript, AJAX, HTML, CSS, LESS, XML, Jquery (6+ Years)

Proven delivery of sophisticated web-based interaction models (6+ years)

Ability to deliver high quality software with tight deadlines and dispersed teams (6+ years)

Experience with build and test automation (3+ years)

Experience with Test Driven Development // Mocha is a must. (3+ years)

Experience with Eclipse or IntelliJ, GIT, Maven (3+ years)

SCRUM Agile methodologies (2+ years) 

Key Responsibilities:

Provide technical oversight and code-review for front end development activities

Ensure interaction models line up with project deliverables user expectations

Develop detailed technical analysis and design specifications based on functional requirements.

Collaborate heavily with fellow developers, designers and analysts to solve problems.

Set and follow coding standards.

Follows Responsive Design Best Practices

Mobile First Mindset

Day to Day Duties :

Develop complete front-end stack of projects using HTML/CSS/SASS, AJAX and JavaScript with Angular.js.

Help write new design patterns, improve and adapt existing design component integration.

Integrate front-end UI with backend services via REST.

Assist in the design of, and implementation of UI changes across our product base.

Debug cross-browser compatibility issues.


Qualifications

Experience Required: 

Expert Development experience with handlebars.

Heavy front-end technologies including, JavaScript, AJAX, HTML, CSS, LESS, XML, Jquery (6+ Years)

Proven delivery of sophisticated web-based interaction models (6+ years)

Ability to deliver high quality software with tight deadlines and dispersed teams (6+ years)

Experience with build and test automation (3+ years)

Experience with Test Driven Development // Mocha is a must. (3+ years)

Experience with Eclipse or IntelliJ, GIT, Maven (3+ years)

SCRUM Agile methodologies (2+ years) 


Additional Information

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

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