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Express Js Jobs in Washington (NOW HIRING)

Nodejs API Developer

Sterling, VA ยท On-site

$50.75 - $65.50/hr

Design, develop, and maintain RESTful API s and microservices using Node.js and Express.js. * Good development experience on Node JS and is primarily a middleware / backend development. * Experience ...

... Express.js, React or Vue, NodeJS) Development experience with the following programming languages kafka, ksql, nginx Experience with multiple Databases management (Postgress, S3, Oracle, Mongo ...

Software Engineer II

Annapolis, MD ยท On-site

$96K - $132K/yr

... Express.js: strong experience developing and maintaining scalable server-side applications and microservices using the Node.js runtime and the Express.js framework. * RESTful APIs: proven ability to ...

Senior-level proficiency with the Express.js backend framework and related technologies such as GraphQL, REST, at least one ORM (Drizzle/TypeORM/Knex/Sequelize). It is expected that you will be ...

Senior Java Developer

Laurel, MD ยท On-site

$58.75 - $74.75/hr

... js, Express.js, Redux/Flux, TypeScript, REST APIs, and microservices Preferred Skills: * Experience with Section 508/WCAG accessibility standards * Knowledge of SQL optimization techniques

Senior-level proficiency with the Express.js backend framework and related technologies such as GraphQL, REST, at least one ORM (Drizzle/TypeORM/Knex/Sequelize). It is expected that you will be ...

Sr AI Software Engineer

Sterling, VA ยท Remote

$125K - $165K/yr

Proficiency in full stack development approaches and programming languages such as PERN (a cohesive collection of technologies that includes PostgreSQL, Express. js, React, and Node. Js) and ...

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Showing results 1-20

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 Washington?

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

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

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

Infographic showing various Express Js job openings in Washington as of August 2026, with employment types broken down into 60% Full Time, 15% Part Time, and 25% Contract. Highlights an 88% In-person, and 12% Remote job distribution.

Senior Node.js API Developer

Accord Technologies Inc.

Sterling, VA โ€ข On-site

$50.75 - $65.50/hr

Contractor

Re-posted 19 days ago


Job description

Job Title: Senior Node.js API Developer
Location :Sterling, VA
Locals will be preferred . Anyone is is willing to relocate from EST will also be considered
This is a 100% Onsite role
Position type: W2 contract.

Good development experience on Node JS and is primarily a middleware/ backend development.

Experience on react as well. Good knowledge on API , JS and AWS architecture solutioning.

 

Job Title: Senior Node.js API Developer (7+ Years Experience in Node.JS)

Job Description:

We are seeking a highly experienced Senior Node.js API Developer with over 9 years of expertise in building and maintaining scalable, secure, and efficient backend systems. The ideal candidate will be responsible for designing, developing, and optimizing RESTful APIs and microservices, collaborating with cross-functional teams to deliver high-quality solutions, and ensuring the performance and security of our backend infrastructure.

Key Responsibilities:

  • Design, develop, and maintain RESTful APIs and microservices using Node.js and Express.js.
  • Write clean, well-documented, and efficient code adhering to best practices.
  • Collaborate with front-end developers, product managers, and other stakeholders to deliver integrated solutions.
  • Optimize application performance, scalability, and security.
  • Implement authentication, authorization, and data validation mechanisms.
  • Conduct code reviews and mentor junior team members.
  • Integrate third-party APIs and external services.
  • Deploy and monitor applications using cloud platforms such as AWS, Azure, or Google Cloud.
  • Build and maintain CI/CD pipelines for automated testing and deployment.
  • Document API designs and technical specifications.
  • Stay updated with the latest industry trends and incorporate innovative solutions.

Qualifications:

  • 9+ years of professional experience in Node.js development.
  • Strong proficiency in JavaScript and TypeScript.
  • Extensive experience with Express.js or similar frameworks.
  • Solid understanding of RESTful API principles, GraphQL (preferred).
  • Experience with microservices architecture and containerization (Docker, Kubernetes).
  • Proficiency with databases such as MongoDB, MySQL, PostgreSQL.
  • Knowledge of authentication/authorization protocols (JWT, OAuth).
  • Hands-on experience with cloud deployment and serverless technologies.
  • Familiarity with version control tools like Git.
  • Excellent problem-solving and communication skills.
  • Ability to work in a fast-paced, Agile environment.

Preferred Qualifications:

  • Experience with DevOps tools and CI/CD pipelines.
  • Knowledge of GraphQL, WebSockets, or real-time communication protocols.
  • Experience with monitoring and logging tools (Prometheus, Grafana, ELK).

 Key Skills:

  • Node.js & Express.js
  • RESTful API & GraphQL design
  • Microservices architecture
  • Database: MongoDB, MySQL, PostgreSQL
  • Authentication & Authorization (JWT, OAuth)
  • Cloud Platforms: AWS, Azure, Google Cloud
  • Containerization & Deployment: Docker, Kubernetes
  • Version Control: Git, GitHub, GitLab
  • Agile methodologies & DevOps practices