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Express Js Jobs in Virginia (NOW HIRING)

UNISSANT

Senior Software Engineer

Ashburn, VA · Remote

$125K - $165K/yr

Apply PERN-stack engineering practices using PostgreSQL, Express.js, React, and Node.js; use Terraform for infrastructure-as-code where applicable. * Establish and maintain CI/CD pipelines, source ...

UNISSANT

Senior Software Engineer

Ashburn, VA · Remote

$125K - $165K/yr

Apply PERN-stack engineering practices using PostgreSQL, Express.js, React, and Node.js; use Terraform for infrastructure-as-code where applicable. * Establish and maintain CI/CD pipelines, source ...

Unissant

Senior Software Engineer

Ashburn, VA · On-site

$125K - $165K/yr

Apply PERN-stack engineering practices using PostgreSQL, Express.js, React, and Node.js; use Terraform for infrastructure-as-code where applicable. * Establish and maintain CI/CD pipelines, source ...

Blue Ridge Dynamics

Software Engineer

Chantilly, VA · On-site

Strong experience with JavaScript or TypeScript and Node.js. * Experience with frameworks such as NestJS, Fastify, or Express. * Experience designing and developing RESTful APIs. * Experience with ...

Blue Ridge Dynamics

Software Engineer

Chantilly, VA

Strong experience with JavaScript or TypeScript and Node.js. * Experience with frameworks such as NestJS, Fastify, or Express. * Experience designing and developing RESTful APIs. * Experience with ...

Blue Ridge Dynamics

Software Engineer

Chantilly, VA · On-site

Strong experience with JavaScript or TypeScript and Node.js. * Experience with frameworks such as NestJS, Fastify, or Express. * Experience designing and developing RESTful APIs. * Experience with ...

Acumen Solutions

Salesforce.com Technical Architect

Mclean, VA · On-site

$69.75 - $86.50/hr

... js, Objective C Integration experience using both Web based technologies (Soap, Rest) and ... Industry and government leaders including American Express, Comcast, McKesson, the US Army, and the ...

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Express Js information

What is an Express js?

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.

What does an Express js do?

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.

What skills and qualifications are needed for an Express js?

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 are the most commonly searched types of Express Js jobs in Virginia?

The most popular types of Express Js jobs in Virginia are:

What are popular job titles related to Express Js jobs in Virginia?

For Express Js jobs in Virginia, the most frequently searched job titles are:

What job categories do people searching Express Js jobs in Virginia look for?

The top searched job categories for Express Js jobs in Virginia are:

Express Js jobs near you
Infographic showing various Express Js job openings in Virginia as of August 2026, with employment types broken down into 58% Full Time, 18% Part Time, and 24% Contract. Highlights an 89% In-person, and 11% Remote job distribution.

ON SITE - Full Stack JavaScript/React Software Engineer - Active TS/SCI

Systems Definition

Reston, VA • On-site

Full-time

Medical, Dental, Vision, Retirement

Re-posted 23 days ago

Job description

Company Description

SDI is a growing small business located in Alexandria, Virginia providing software development and technical services to federal agencies, government contractors, public sector agencies, and commercial organizations. Our activities support initiatives for Defense, First Responder safety/accountability, aerospace, custom applications, and web technologies.

We have developed innovative software applications to support DoD and First Responder safety and accountability activities, including applications used daily by FDNY and other U.S. fire departments. SDI's focus is always on meeting Customer requirements to ensure that their goals, deliverables, and deadlines are satisfied.

As a federal government contractor, all employees will be required to be fully vaccinated for COVID-19 by the legislative deadline for vaccine mandates. All candidates must attest to being able to meet this requirement in order to be considered and provide verification upon employment**

Job Description

We are seeking a motivated full-stack React Mid-Level to Senior Software Engineer who has a passion for supporting the DOD with cutting edge technologies.

This is an Agile development environment, working on state-of-the-art algorithms and technology for a DOD research lab located in Reston, VA. The Software Engineer will collaborate with Data Scientists and other Engineers to provide a visualization for the team's datasets and analyses using OpenLayers/React/Redux for the UI and Express.js as a middle tier to the PostgreSQL database. There is opportunity to incorporate more automation to the process if you have the experience and knowledge to share with the team. It is a very collaborative environment, using Atlassian Tools such as Jira, Confluence, and Bitbucket. 

Qualifications
  •  Active DoD Top Secret/SCI security clearance required for consideration. 
  • Strong communication skills 
  • Able to work independently and with little direct supervision or oversight 
  • Strong analytical and problem solving skills 
  • 3-5 years full-stack JavaScript development experience 
  • Experience with relational databases 
  • Comfort in both Windows and Linux environments 
  • A Bachelor's Degree, or higher, in Computer Science, Engineering, or equivalent, is required.  

Desired Qualifications

  • Rock star ability with JavaScript, including React/Redux or similar frameworks 
  • Experience with PostgreSQL 
  • Experience with continuous integration tools and systems, such as Jenkins or Bamboo 
  • Containerization (Docker, Kubernetes, etc.) 
  • Agile development experience in a team environment, including sprint and retrospective experience
  • Version control and feature/defect tracking experience with Atlassian Tools - JIRA, Confluence, Bitbucket, etc. - all work is tracked and managed in Atlassian 
  • Data visualization technologies including mapping 
  • Ability to handle multiple projects with various priorities and deadlines 
  • Ability to work both independently and in a collaborative environment 
Additional Information

SDI provides a casual and flexible work environment with excellent benefits including a generous holiday and personal leave package, health, vision, and dental medical coverage, S-IRA retirement plan, performance bonuses, and more.

Systems Definition is an Equal Employment Employer. The company provides equal employment opportunity to all applicants without regard to race, color, religion, sex, national origin, age, marital status, disability status or genetic information. Systems Definition is committed to providing equal employment opportunity for all persons in all facets of employment including recruiting, hiring, compensation, promotion, training, benefits, transfers and working conditions.

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

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