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Javascript Backend Developer Jobs in Washington (NOW HIRING)

Pansophic Learning

Senior Backend Engineer

Mclean, VA · On-site

The Senior Backend Engineer designs, builds, and maintains scalable backend systems and services ... Expert-level proficiency in JavaScript and TypeScript * Strong experience building and consuming ...

Agelix Consulting

Full Stack Developer

Lanham, MD · On-site

Java (Expert), Flow, JavaScript. * Backend Frameworks: Spring, Spring Boot, Spring Cloud, Spring-WS. * Frontend: ReactJS. * APIs & Protocols: AMQP, HTTPS, REST, SOAP, JDBC, JMS, TLS, OpenTelemetry.

Anagh Technologies, Inc.

Sr. Backend Engineer

Reston, VA · On-site

Sr. Backend Engineer Remote- EST Additional Notes: * Heavy Rest APIs experience * Node.Js expertise ... JavaScript or similar languages. * Familiarity with services within Amazon Web Services, i.e. S3 ...

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Javascript Backend Developer information

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$13

$65

$95

How much do javascript backend developer jobs pay per hour?

As of Jul 8, 2026, the average hourly pay for javascript backend developer in Washington is $65.39, according to ZipRecruiter salary data. Most workers in this role earn between $53.65 and $77.31 per hour, depending on experience, location, and employer.

Can I learn backend in 3 months?

A JavaScript Backend Developer can acquire foundational backend skills in about three months with focused study, including learning Node.js, databases, and APIs. However, becoming proficient and gaining job-ready experience typically requires ongoing practice and real-world project work beyond this timeframe.

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 is JavaScript salary?

The salary for a JavaScript Backend Developer varies based on experience, location, and company size, but typically ranges from $70,000 to $120,000 annually in many regions. Skilled developers with knowledge of frameworks like Node.js and experience with cloud services tend to earn higher salaries. Entry-level positions may start lower, while senior roles can exceed $150,000.

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, especially with environments like Node.js, which allows developers to build scalable server-side applications using the same language as frontend development. It offers a large ecosystem of libraries and frameworks, making it a popular choice for full-stack developers and backend roles requiring proficiency in JavaScript. Knowledge of asynchronous programming and server management is beneficial for backend JavaScript development.

Are JavaScript developers in demand?

JavaScript developers are in high demand due to the widespread use of JavaScript for web development, both on the client and server sides with frameworks like Node.js. Companies seek developers skilled in JavaScript, front-end frameworks, and related tools to build dynamic, responsive applications, making it a valuable skill in the tech industry.
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Javascript Backend Developer jobs near you

Software Developer II - Backend

Volkswagen AG

Reston, VA

Other

Posted 14 days ago

Job description

Electrify America is committed to revolutionizing the way people charge. As the country's largest open DC fast charging network, Electrify America is actively contributing to electrifying mobility today and building a more sustainable future.

At Electrify America, we value innovation, collaboration, and a commitment to sustainability. We strive to establish a diverse and inclusive workplace where employees can develop personally and professionally. As a team member at this rapidly growing company, you can work on state-of-the-art technology and join a team making a significant impact in the world. If you're interested in joining a dynamic, innovative company, Electrify America is a place where you can learn, grow, and make a difference!


 

Brief Role Description

Support back-end systems development; develop technology-forward, cutting edge software solutions to address the backend and the downstream systems including website and mobile app goals as well as to create and manage APIs that work across devices, and multiple external partners; develop and refactor high-quality reliable, secure, and performing code; develop unit tests covering the entirety of the code base; perform regular code reviews, identify improvements for readability, maintainability, security, performance and other aspects of code quality; participate in Agile rituals and assist in work sizing/estimation; participate in the secure development lifecycle leveraging best development practices; evaluate current code base to identify risks and technical debt, implement improvements; optimize solutions for scalability, speed and resiliency; create, test, enhance and manage APIs that work across devices, including with external partners; work closely with internal and external developers (including front-end and UI/UX), project managers and Technology team members to develop modern innovative software solutions to address user needs and business goals with prioritizing overall quality and security; support functional, performance, scalability, cybersecurity and other testing; configure backend usability of frontend applications; review and analyze and triage bugs/issues and create long-term solutions taking into account module dependencies and operating constraints; work alongside the DevOps team to use and evolve the CI/CD pipeline; help build, maintain and improve upon a system architecture that supports frequent enhancements and updates; develop and document technical designs and specifications associated with the software modules; write and maintain technical documentation in Confluence or other tools.  

Qualification requirements

Requirements: Bachelor's degree in Computer Science or related degree, and 60 months of experience, or MS and 36 months. Experience must have included: developing and managing APIs; MongoDB; Spring Boot, Redis, or similar; Java/JavaScript, HTML, or CSS; software design patterns; secure software development practices; Linux.

Electrify America, LLC is an Equal Opportunity Employer. We welcome and encourage applicants from all backgrounds, and do not discriminate based on race, sex, age, disability, sexual orientation, national origin, religion, color, gender identity/expression, marital status, veteran status, or any other characteristics protected by applicable laws.

This role description is a guideline and does not create contractual rights between the Company and any of its applicants. The Company does not enter into any type of employment contract, implied or written, with its applicants regarding job security.

This Organization participates in E-Verify. We maintain a drug free workplace and perform pre-employment substance abuse testing.

Electrify America endeavors to make www.electrifyamerica.com/careers accessible to all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact us at careers@electrifyamerica.com. This contact information is for accommodation requests only and cannot be used to inquire about the status of applications.

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