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Javascript Backend Developer Jobs in California (NOW HIRING)

Redolent, Inc

Backend Engineer

Sunnyvale, CA

Backend Engineer LOCATION:Sunnyvale, CA Duration: 6 to 12+ Months Rate: DOE Description ... Must have Skills: Java, Spring Boot, Javascript, Python, RDBMS/SQL, Kubernetes Job Duties ...

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

$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

$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 ...

Redolent, Inc

Back-End Engineer

Sunnyvale, CA

One of our direct client is urgently looking for a Back-End Engineer@ Sunnyvale CA TITLE: Back-End ... Technical: - knowledge and understanding of NodeJS, JavaScript, TypeScript, and experience working ...

Jobsbridge

Backend Engineer

San Ramon, CA

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 ...

krea.ai

Backend Engineer

San Francisco, CA · On-site

Backend Engineer Join to apply for the Backend Engineer role at krea.ai About Krea At Krea, we are ... JavaScript/TypeScript * Svelte & SvelteKit * Node, Postgres, and Redis * WebSockets * Managed ...

HumanSignal

Senior Backend Engineer

San Francisco, CA · On-site

$140K - $200K/yr

... and improve developer experience. * Participate in architecture discussions and code reviews ... Our stack Python/Django, JavaScript/TypeScript, React, OpenAI API, Spark, BigQuery, Kafka, Jest ...

Kaav Inc.

Senior Java Developer

San Jose, CA

$67 - $85.50/hr

Backend Developer Design develop and maintain high-performance backend services and APIs using Java ... Javascript Basic Qualification : Additional Skills : Background Check : No Drug Screen : No

Samprasoft

Senior Java Developer

San Jose, CA

$67 - $85.50/hr

Backend Developer Design develop and maintain high-performance backend services and APIs using Java ... Javascript Basic Qualification : Additional Skills : Background Check : No Drug Screen : No

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Javascript Backend Developer information

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How much do javascript backend developer jobs pay per hour?

As of Jun 18, 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.

Which pays more, JavaScript or Python?

For a JavaScript Backend Developer, Python developers often have higher average salaries due to demand in data science, machine learning, and backend development. However, salary differences depend on experience, location, and industry, with both skills being highly valued in tech roles.

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.

Can I learn backend in 6 months?

A JavaScript Backend Developer can acquire foundational backend skills in about 6 months with consistent study, focusing on server-side frameworks like Node.js, databases, and APIs. However, mastering complex systems and gaining real-world experience typically requires ongoing learning beyond this timeframe.

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.

Is JavaScript good for backend development?

JavaScript is widely used for backend development through environments like Node.js, allowing developers to build scalable server-side applications using a single language. It offers a large ecosystem of libraries and frameworks, making it a popular choice for full-stack developers. Knowledge of asynchronous programming and server management is beneficial for backend roles involving JavaScript.

What is the salary of a JavaScript beginner?

The salary of a JavaScript beginner typically ranges from $50,000 to $70,000 annually, depending on location, education, and prior experience. Entry-level JavaScript developers often start with basic skills in front-end or back-end frameworks and may earn less in regions with lower living costs.
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 June 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $118,514 per year, or $57 per hour.
Backend Engineer

Backend Engineer

Redolent, Inc

Sunnyvale, CA

Other

Posted 18 days ago

Job description


Hello,
One of our direct client is urgently looking for a Backend Engineer @ Sunnyvale CA
TITLE: Backend Engineer
LOCATION:Sunnyvale, CA
Duration: 6 to 12+ Months
Rate: DOE
Description:
Must have Skills:
Java, Spring Boot, Javascript, Python, RDBMS/SQL, Kubernetes
Job Duties:
-Develops innovation strategies, processes, and best practices.
- Drives the execution of multiple business plans and projects.
- Supports and ensures business objectives being met.
- Leads the discovery phase of medium to large projects to come up with high level design.
- Leads the work of other small group of 3 to 4 engineers for assigned Engineering projects - Leads and participates in end to end service implementations, data feeds ingestion, and orchestration.
- Designs and implements low latency services.
- Promotes and supports company policies, procedures, mission, values, and standards of ethics and integrity.
- Troubleshoots business and production issues .
Redolent logo

About Redolent

Sourced by ZipRecruiter

Redolent, a dynamic and rapidly expanding company committed to excellence in software solutions, where success is fueled by a combination of technical expertise and efficient management practices. Our solutions create a measurable delta in our clients’ productivity and profitability, contributing to their growth and success.

Industry

It services

Company size

51 - 200 Employees

Headquarters location

San Jose, CA, US

Year founded

2008

Social media

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