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Javascript Backend Developer Jobs in Wilmington, DE

Collabera

Java Developer

Philadelphia, PA · On-site

$51.50 - $66.50/hr

... with Javascript (AngularJS) and Web services (SOAP, RESTful) * Backend technology experience should include Java Enterprise Edition, Enterprise Java Beans 3.0, JPA, and JMS as well as Database ...

PolicyTech

Full Stack SEO Developer

Villanova, PA · On-site

The Full Stack SEO Developer is responsible for the design, development, and maintenance of ... JavaScript, HTML , CSS , Bootstrap, Mustache.js, React, or other. Proficiency in back-end ...

USM

Urgent Need Python Developer

Philadelphia, PA · On-site

$50.75 - $70/hr

Backend and ETL DB experience with either Oracle or MySQL, I believe they are currently using ... Javascript - CSS Additional Information If my requirement matches your resume, then please do reply ...

The Wyanoke Group, Inc.

Software Engineer

Thorofare, NJ · On-site

$60K - $110K/yr

Develop backend services and APIs using C#, Python and TypeScript. * Integrate and manage CMS ... Troubleshoot production issues and improve performance, reliability, and developer experience.

Robert Half

Sr. Software Engineer

Thorofare, NJ · On-site

$110K - $140K/yr

We are looking for a Senior Software Engineer to join a team building software for connected Linux ... backend and platform development tools as well as related frameworks such as C#, .NET, JavaScript ...

Horizontal Talent

Sr. Optimizely Developer

Philadelphia, PA · Remote

$116K - $152K/yr

Strong backend development skills with C# and .NET Core/MVC, especially in Optimizely CMS ... Advanced frontend experience with HTML5, CSS3/SASS, and JavaScript, including Vanilla JS, ES6 ...

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All JobsJavascript Backend Developer JobsJavascript Backend Developer Jobs in Wilmington, DE

Javascript Backend Developer information

See Wilmington, DE salary details

$11

$56

$81

How much do javascript backend developer jobs pay per hour?

As of Sep 4, 2026, the average hourly pay for javascript backend developer in Wilmington, DE is $56.01, according to ZipRecruiter salary data. Most workers in this role earn between $45.96 and $66.25 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.

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 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.

What are popular job titles related to Javascript Backend Developer jobs in Wilmington, DE?

For Javascript Backend Developer jobs in Wilmington, DE, the most frequently searched job titles are:

What job categories do people searching Javascript Backend Developer jobs in Wilmington, DE look for?

The top searched job categories for Javascript Backend Developer jobs in Wilmington, DE are:

Javascript Backend Developer jobs near you
Infographic showing various Javascript Backend Developer job openings in Wilmington, DE as of August 2026, with employment types broken down into 87% Full Time, and 13% Contract. Highlights an 87% In-person, and 13% Remote job distribution, with an average salary of $116,520 per year, or $56 per hour.

Senior-level Engineer/Developer

Artech Information System LLC

Philadelphia, PA • On-site

$123K - $163K/yr

Contractor

Re-posted 7 days ago

Key responsibilities

  • Design and develop use cases and critical subcomponents of a cloud-based platform, transforming technical requirements into architectures.

  • Support deployment and provide sustained engineering support, diagnosing and resolving escalated field issues.

  • Participate in design and code reviews, document API specifications, and collaborate with team members to ensure product quality.

Job description

Company Description

Artech is the 10th Largest IT Staffing Company in the US, according to Staffing Industry Analysts' 2012 annual report. Artech provides technical expertise to fill gaps in clients' immediate skill-sets availability, deliver emerging technology skill-sets, refresh existing skill base, allow for flexibility in project planning and execution phases, and provide budgeting/financial flexibility by offering contingent labor as a variable cost.

Job Description

Summary:

  • We are looking for a dedicated and passionate senior level developer to architect, design, implement, and deploy the next generation cloud platform.
  • You love what you do because it makes a difference to the company and to the people you hire. Your mission is to help change lives.
  • You like to work hard but it's worth it, because you're having fun with a great group of people in an amazing work environment. You are the future of awesome

Responsibilities:

  • Design and develop use cases in support of the technical requirements. Transforms technical requirements into architectures.
  • Design and develop critical production grade sub components of a new cloud-based platform primarily written in JavaScript/Node.js and graph database.
  • Works closely with development, integration and test teams to ensure product quality. Prepares deliverables for trial and market readiness.
  • Supports operations by providing deployment and sustained engineering support for all responsible systems and technologies. Diagnoses and resolves escalated field issues.
  • Thrive in a dynamic agile development process with bi-weekly releases.
  • Participate in design and code reviews.
  • Write design documents and present them to the team.
  • Work under the technical direction of our lead engineer (who is based in California).
  • Be passionate for well-designed, modular highly maintainable code
  • Be a key member of a top-notch engineering team and incorporate and integrate all the best innovations and ideas.
  • Document and/or review API specifications, etc.
  • Stay abreast of industry best practices and contribute ideas for design improvements and new components.
  • Participate mentoring of new and/or existing team members.

Qualifications:

  • Experience with developing production grade scalable backend Web services/API's.
  • Experience designing solutions and leading collaborative design discussions.
  • Solid understanding of object-oriented & concurrency concepts and language.
  • Solid understanding of computer architecture and computer science fundamentals.
  • Independent, organized, and able to work on fast-paced projects at the same time.
  • Ability to communicate technical concepts clearly and effectively.

Required Skills:

  • 10+ years of production grade development experience.
  • Experience designing solutions and leading collaborative design discussions.
  • Required extensive experience with JavaScript/node.js JSON.
  • Familiarity with JavaScript frameworks.
  • Familiarity with neo4j graph database and Cypher query language is a plus.
  • Familiarity with source code repos such as GIT.
  • Experience building REST/HTTP APIs using a framework.
  • Experience consuming API/web-based services.
  • Working knowledge with UNIX/Linux operation systems.
  • Strong object oriented programming ability; bonus if it's Java.
  • Experience with additional scripting languages like Bash, Python and/or Ruby, a plus.
  • Experience with NoSQL technologies is also a plus.
  • BA/BS degree or higher in Computer Science or related field required.
Additional Information

If you are interested, please contact:

Sophia

(973) 507-7563

Artech logo

About Artech

Sourced by ZipRecruiter

Artech is a leading IT staffing and consulting company based in Morristown, NJ, US. Since its foundation in 1992, Artech has mastered in complementing human expertise with technology and business acumen to produce world-class staffing solutions. The company caters to diverse industry sectors, including financial services, healthcare, telecommunication, energy and utilities, supply chain, and retail. It provides IT consulting, project management, professional and staff augmentation, and managed staffing services. Artech's mission is to provide exceptional IT staffing services to its clients by comprehending their business needs and then crafting a customized staffing strategy. Its notable achievement includes being recognized as one of the largest IT staffing companies in the U.S, according to Staffing Industry Analysts (SIA).

Industry

Recruiting and staffing services

Company size

10,000+ Employees

Headquarters location

Morristown, NJ, US

Year founded

1992

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