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Express Js Jobs in Virginia (NOW HIRING)

Software Engineer

Vienna, VA ยท On-site

$140K - $160K/yr

Express.js * React.js * Node.js * PostgreSQL * Experience with CI/CD pipelines and modern software development practices * Familiarity with Docker and Infrastructure as Code (Terraform or ...

Express.js * React.js * Node.js * PostgreSQL * Experience with CI/CD pipelines and modern software development practices * Familiarity with Docker and Infrastructure as Code (Terraform or ...

Software Engineer

Vienna, VA ยท On-site

$140K - $160K/yr

Express.js * React.js * Node.js * PostgreSQL * Experience with CI/CD pipelines and modern software development practices * Familiarity with Docker and Infrastructure as Code (Terraform or ...

Microsoft Full-Stack Development building web applications using MEAN stack (MongoDB, Express.js, Angular, Node.js) * Front and back-end development knowledge in JAVA, HTML, CSS, Javascript, and ...

Proficiency in the PERN/MERN Stack (PostgreSQL, MongoDB, Express.js, React.js, Node.js). * Solid understanding of JavaScript module systems (ESM, CommonJS) and modern bundling workflows (e.g ...

Senior Software Engineer

Vienna, VA ยท On-site

$123K - $162K/yr

Proficiency in the PERN/MERN Stack (PostgreSQL, MongoDB, Express.js, React.js, Node.js). * Solid understanding of JavaScript module systems (ESM, CommonJS) and modern bundling workflows (e.g ...

Senior Software Engineer

Vienna, VA ยท On-site

$145K - $175K/yr

Proficiency in the PERN/MERN Stack (PostgreSQL, MongoDB, Express.js, React.js, Node.js). * Solid understanding of JavaScript module systems (ESM, CommonJS) and modern bundling workflows (e.g ...

Microsoft Full-Stack Development building web applications using MEAN stack (MongoDB, Express.js, Angular, Node.js) * Front and back-end development knowledge in JAVA, HTML, CSS, Javascript, and ...

NET Framework, React, Node JS, MEAN Stack (MongoDB, Express.js, Angular, Node.js), work with AJAX, Restful web services. * Test, troubleshoot, maintain existing applications. Work Location:

NET Framework, React, Node JS, MEAN Stack (MongoDB, Express.js, Angular, Node.js), work with AJAX, Restful web services. * Test, troubleshoot, maintain existing applications. Work Location:

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Express Js information

What is an Express Js job?

An Express.js job typically involves developing server-side applications using the Express.js framework, which is built on top of Node.js. Developers in this role design APIs, manage middleware, handle routing, and interact with databases to build web applications. They are responsible for optimizing performance, ensuring security, and integrating third-party services. Express.js developers often work closely with front-end teams to create seamless web experiences.

Is Express JS in demand?

Express JS is a popular framework for building server-side applications with Node.js, and there is consistent demand for developers skilled in it due to its widespread use in web development. Companies often seek developers familiar with JavaScript, REST APIs, and middleware to create scalable backend services.

What are common daily tasks and responsibilities for an Express.js Developer?

As an Express.js Developer, your daily tasks typically include designing, building, and maintaining server-side applications and APIs using the Express.js framework. You will collaborate with front-end developers to integrate UI components, write and test code, troubleshoot bugs, and optimize application performance. Regular responsibilities often involve participating in code reviews, updating documentation, managing databases, and working with DevOps teams to deploy new features or updates. The role requires strong teamwork and communication, as you'll frequently interact with cross-functional teams to deliver high-quality software solutions.

Is express.js a language?

Express.js is a web application framework for Node.js, which is a JavaScript runtime environment. It is not a programming language itself but a tool used by developers to build server-side applications using JavaScript. Knowledge of JavaScript is essential for working with Express.js in a development role.

What jobs can I get with JavaScript?

Jobs that require JavaScript include front-end developer, back-end developer, full-stack developer, and web application developer. These roles often involve working with frameworks like React, Angular, or Node.js and may require knowledge of HTML, CSS, and server-side programming. JavaScript skills are essential for building interactive websites and web-based applications.

What are the key skills and qualifications needed to thrive in the Express Js position, and why are they important?

To excel as an Express.js Developer, you should have strong proficiency in JavaScript, backend development, and RESTful API design, often supported by a degree in computer science or a related field. Familiarity with Node.js, version control systems like Git, and cloud deployment tools is highly beneficial, with some employers valuing certifications in JavaScript or Node.js frameworks. Outstanding problem-solving skills, effective communication, and teamwork make candidates stand out in collaborative development settings. These abilities are crucial for building scalable applications, maintaining code quality, and driving successful project deliveries.

What can I do with Express JS?

A developer working with Express JS can build server-side web applications and APIs using Node.js. It provides a minimal, flexible framework for handling routing, middleware, and request-response cycles, enabling efficient development of scalable backend services. Knowledge of JavaScript and related tools like npm is essential for effective use.
What are the most commonly searched types of Express Js jobs in Virginia? The most popular types of Express Js jobs in Virginia are:
Infographic showing various Express Js job openings in Virginia as of June 2026, with employment types broken down into 81% Full Time, 4% Part Time, and 15% Contract. Highlights an 81% Physical, 3% Hybrid, and 16% Remote job distribution.
ICF Incorporated, LLC: Senior Software Engineer - Reston, VA

ICF Incorporated, LLC: Senior Software Engineer - Reston, VA

ICF International, Inc.

Reston, VA โ€ข On-site

$175K/yr

Full-time

Posted yesterday


Job description

ICF Incorporated, LLC: Senior Software Engineer - Reston, VA
DUTIES:
  • Development of code and experience with the Node.js platform, its tooling, JavaScript, TypeScript and React
  • Work in an existing codebase and with a collaborative team.
  • Build enterprise-scale backend REST APIs with frameworks such as Express.js, using an API-first paradigm.
  • Use PostgreSQL (SQL).
  • Work with Product Owner and UX design to understand and create solutions for diverse user requirements
  • Work with Architects and other Engineers to help create and then implement development best practices
  • Focus on building security, performance, and scalability into services from the beginning.
  • Debug code and troubleshoot technical issues to craft appropriate solutions.
  • Work on a closely-knit Scrum team to solve complex backend problems, such as integrating external services into our services, adding and modifying database structures, and implementing new REST services with a focus on security, performance, and scalability.
  • Dig into business requirements and implement complex logic using modern technologies
  • Work with DevOps Engineers in a test-driven mindset utilizing, continuous integration, and continuous deployment techniques.
  • Perform code reviews and develop processes for improving code quality.

REQUIREMENTS: Bachelor's degree or foreign equivalent degree in computer science, computer engineering or related technical field followed by 5 years of progressively responsible software engineering experience.
Experience must include:
  • 3 years of experience working with Node.
  • 2 years of experience with AWS
  • 1 year of experience working with SQL based databases such as PostgreSQL
  • 3 years of experience building enterprise-scale backend REST APIs with frameworks such as Express.js, using an API-first paradigm
  • 3 years of experience building systems for the cloud
  • 3 years of experience with modern design patterns and building enterprise-grade production applications, as well as experience with version control tools, such as Git
  • Demonstrated knowledge of AWS cloud infrastructure services such as ECS, Lambda, S3, RDS. Knowledge may be gained through education, training and/or experience.

Must have lived in the US for a total of 3 full years (out of the last 5 years). Candidate must be able to obtain and maintain a Public Trust clearance. Candidate must reside in the US, be authorized to work in the US, and work must be performed in the US.
Hybrid position; part time telecommuting authorized.
There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, geographic location, education and certifications as well as contract provisions regarding labor categories that are specific to the position. The pay range for this position is: $175,427.00 to 183,610.00/yr.
LOCATION: 1902 Reston Metro Plaza, Reston, VA 20190
Position Eligible for Employee Referral Bonus Program.
Working at ICF
ICF is a global advisory and technology services provider, but we're not your typical consultants. We combine unmatched expertise with cutting-edge technology to help clients solve their most complex challenges, navigate change, and shape the future.
We can only solve the world's toughest challenges by building a workplace that allows everyone to thrive. We are an equal opportunity employer. Together, our employees are empowered to share their expertise and collaborate with others to achieve personal and professional goals. For more information, please read our EEO policy.
We will consider for employment qualified applicants with arrest and conviction records.
Reasonable Accommodations are available, including, but not limited to, for disabled veterans, individuals with disabilities, and individuals with sincerely held religious beliefs, in all phases of the application and employment process. To request an accommodation, please email Candidateaccommodation@icf.com and we will be happy to assist. All information you provide will be kept confidential and will be used only to the extent required to provide needed reasonable accommodations.
Read more about workplace discrimination rights or our benefit offerings which are included in the Transparency in (Benefits) Coverage Act.
Candidate AI Usage Policy
At ICF, we are committed to ensuring a fair and equitable interview process for all candidates based on their own skills and knowledge. As part of this commitment, the use of artificial intelligence (AI) tools to generate or assist with responses during interviews (whether in-person or virtual) is not permitted. This policy is in place to maintain the integrity and authenticity of the interview process.
However, we understand that some candidates may require accommodations that involve the use of AI. If such an accommodation is needed, candidates are instructed to contact us in advance at candidateaccommodation@icf.com. We are dedicated to providing the necessary support to ensure that all candidates have an equal opportunity to succeed.
Reston, VA (VA30)