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Javascript Backend Developer Jobs in Ashburn, VA

Chenega MIOS

Mid Backend Developer

Vienna, VA · On-site

Req ID: 40539 Summary Mid Backend Developer Vienna, VA Are you ready to enhance your skills and ... Python * JavaScript / Node.js * Java (for enterprise integrations and services) * Experience ...

Chenega MIOS

Jr. Backend Developer

Vienna, VA · On-site

Req ID: 40540 Summary Jr. Backend Developer Vienna, VA Are you ready to enhance your skills and ... Python * JavaScript / Node.js * Java (for enterprise integrations and services) * Experience ...

Chenega MIOS SBU

Senior Backend Developer

Vienna, VA · On-site

$120K - $157K/yr

They are seeking a Senior Backend Developer to build software leveraging Esri's products and APIs ... JavaScript / Node.js • Hands-on experience developing backend services using: Java (for ...

Chenega MIOS

Senior Backend Developer

Vienna, VA · On-site

$120K - $157K/yr

Req ID: 40538 Summary Senior Backend Developer Vienna, VA Are you ready to enhance your skills and ... Python * JavaScript / Node.js * Java (for enterprise integrations and services) * Experience ...

Chenega Corporation

Senior Backend Developer

Vienna, VA

$120K - $157K/yr

Python * JavaScript / Node.js * Java (for enterprise integrations and services) * Experience ... backend software engineer or equivalent practical experience * Hands-on experience developing ...

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All JobsJavascript Backend Developer JobsJavascript Backend Developer Jobs in Ashburn, VA

Javascript Backend Developer information

See Ashburn, VA salary details

$12

$59

$86

How much do javascript backend developer jobs pay per hour?

As of Jun 26, 2026, the average hourly pay for javascript backend developer in Ashburn, VA is $59.04, according to ZipRecruiter salary data. Most workers in this role earn between $48.41 and $69.81 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 Ashburn, VA? For Javascript Backend Developer jobs in Ashburn, VA, the most frequently searched job titles are:
What job categories do people searching Javascript Backend Developer jobs in Ashburn, VA look for? The top searched job categories for Javascript Backend Developer jobs in Ashburn, VA are:
What cities near Ashburn, VA are hiring for Javascript Backend Developer jobs? Cities near Ashburn, VA with the most Javascript Backend Developer job openings:
Javascript Backend Developer jobs near you
JavaScript Developer (Back-End)

JavaScript Developer (Back-End)

IT America Inc

Washington, DC • Remote

Contractor

Posted 4 days ago

Job description

Position: JavaScript Developer (Back-End)

Location: Remote

Duration: Long term contract

Type: Only W2 (No 1099/Own Corp)

**Looking for at least 2 years of Scala experience**

Technical Skills:

Skill

Years/Level of Experience

Java

P3 - Advanced (7-10 yrs experience)

Splunk

P1 - Beginner (0-2 yrs experience)

Amazon Web Services (AWS)

P1 - Beginner (0-2 yrs experience)

JavaScript

P3 - Advanced (7-10 yrs experience)

Role Description: 

  • Our Software Developers design, develop, and configure software systems to meet market and/or client requirements either end-to-end from analysis, design, implementation, quality assurance (including testing), to delivery and maintenance of the software product or system or for a specific phase of the lifecycle. As a Software Engineering Specialist, you will,
  • Apply knowledge of technologies, applications, methodologies, processes, and tools to support a client, project, or entity.
  • Build and develop according to technical design.
  • Work with Business Analysts team to identify design gaps and functionality improvements.
  • Develop Java/Scala based REST APIs based on technical designs.
  • Produce estimates for new functionality or enhancements.
  • Create and execute unit tests for developed components.
  • Troubleshoot different environments including production for development issues.

Qualifications

  • 3+ years of experience with Java Development.
  • 2+ years of experience with Scala
  • Provide functional and/or technical expertise to plan, analyze, define, and support the delivery of future functional and technical capabilities for an application or group of applications.
  • Assist in facilitating impact assessment efforts and in producing and reviewing estimates for client work requests.
  • Understand what NoSQL databases are; hands-on experience is a plus.
  • Trained in the following: Java, JavaScript, REST, Gradle,
  • Basic understanding of Agile development methodology and AWS environment.
  • Ability to analyze logs; Splunk familiarity is a plus
  • Ability to perform in high pressure environment and under strict deadlines.
  • Ability to adapt to quickly changing priorities.

Desired Qualifications

  • Familiarity with any functional programming language.
  • Basic understanding of Scala and Play framework is preferred.
  • Familiarity with Drools, PostMan and DynamodDb is preferred.