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Javascript Developer Contract Jobs in Denver, CO

Quantix

C# / MVC Developer

Golden, CO · On-site

... Developer for a contract position. The role involves converting a VB.NET site to C# / MVC and ... NET. • MVC (at least 3 years). • HTML 5, Bootstrap, Javascript, CSS. • SQL Server. Company

Infojini Inc

Sr. Web Developer

Denver, CO

... contract position. Please refer someone else if you are not available at this time or you are not ... Minimum 3-5 years in enterprise web development CSS, HTML5, JavaScript * Minimum 3 years experience ...

System One

IRM GRC ServiceNow Developer Senior

Englewood, CO · On-site

$53.25 - $73.25/hr

Contract To Hire Compensation: 130-160K Contractor Work Model: On-site Security Clearance ... Experience working with some/most of these web technologies (HTML, CSS, JavaScript, XML, SOAP, REST)

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Showing results 1-20

All JobsJavascript Developer Contract JobsJavascript Developer Contract Jobs in Denver, CO

Javascript Developer Contract information

See Denver, CO salary details

$30.4K

$109.7K

$173.9K

How much do javascript developer contract jobs pay per year?

As of Jul 14, 2026, the average yearly pay for javascript developer contract in Denver, CO is $109,704.00, according to ZipRecruiter salary data. Most workers in this role earn between $67,900.00 and $131,700.00 per year, depending on experience, location, and employer.

What are the typical daily responsibilities of a Javascript Developer on a contract basis?

A Javascript Developer working on contract typically spends their days writing and testing code, implementing new features, fixing bugs, and collaborating with designers and back-end developers to ensure seamless integration of web applications. They may also be responsible for attending virtual stand-up meetings, updating project stakeholders, and managing tasks through project management tools like Jira or Trello. Since contract roles are often project-based, the ability to quickly understand requirements and start contributing is crucial. Flexibility and clear communication help contractors align with the client’s expectations and deliver results within tight deadlines.

What are the key skills and qualifications needed to thrive in the Javascript Developer Contract position, and why are they important?

To thrive as a Javascript Developer Contractor, you need strong proficiency in JavaScript, HTML, and CSS, along with a solid understanding of frameworks such as React, Angular, or Vue.js, and a track record of delivering software projects. Experience with version control systems like Git, cloud platforms, and using build tools or package managers is often required, while relevant certifications in web development are a plus. Excellent problem-solving skills, adaptability, and effective communication with clients and team members help you excel in a contract setting. These skills ensure you can deliver quality code on time while collaborating efficiently in diverse or rapidly changing project environments.

What is a Javascript Developer Contract job?

A JavaScript Developer Contract job is a temporary or project-based role where a developer is hired to build or maintain JavaScript applications. Contract developers typically work for a fixed period, often for a company or as freelancers, on web development, front-end, or full-stack projects. These roles offer flexibility and can be remote or on-site, depending on the employer's needs. Contractors are usually paid hourly or per project rather than receiving a full-time salary and benefits.

What are the most commonly searched types of Javascript Developer jobs in Denver, CO? The most popular types of Javascript Developer jobs in Denver, CO are:
What are popular job titles related to Javascript Developer Contract jobs in Denver, CO? For Javascript Developer Contract jobs in Denver, CO, the most frequently searched job titles are:
What job categories do people searching Javascript Developer Contract jobs in Denver, CO look for? The top searched job categories for Javascript Developer Contract jobs in Denver, CO are:
Javascript Developer Contract jobs near you
Infographic showing various Javascript Developer Contract job openings in Denver, CO as of July 2026, with employment types broken down into 1% As Needed, 65% Full Time, 18% Part Time, 1% Temporary, and 15% Contract. Highlights an 83% Physical, 2% Hybrid, and 15% Remote job distribution, with an average salary of $109,704 per year, or $52.7 per hour.
GIS Developer, DevOps, Geospatial Scripting & Application Support Opportunities

GIS Developer, DevOps, Geospatial Scripting & Application Support Opportunities

Xentity Corporation

Golden, CO • On-site

$105K - $140K/yr

Full-time

Medical, Dental, Vision, Retirement

Posted 5 days ago

New

Job description

Start Date:
Anticipated and upcoming opportunities; start dates vary based on contract award, onboarding, and client need
Job Type:
Full-Time
Labor Category:
DND- GIS Developer, GIS DevOps Specialist, Geospatial Application Developer, Geospatial Scripting and Programming Specialist, or related mid-to-senior technical labor category
Location:
Work arrangements vary by opportunity and may include remote, hybrid, telework-approved, or on-site support depending on contract requirements
Salary Range:
105K-140K
Xentity seeks multiple roles for mid and senior GIS professionals for anticipated opportunities supporting federal programs which include the following:
  • GIS Developers
  • GIS DevOps Specialists
  • Geospatial Application Developers

Responsibilities will include geospatial application development, full-stack GIS application operations and maintenance, web GIS tools, scripting, automation, data migration, APIs, enterprise GIS platforms, custom applications, testing, documentation, and technical user support.
Position Scope
  • Design, develop, configure, maintain, and support web-based geospatial applications, tools, widgets, scripts, and workflows
  • Support GIS application development, DevOps, operations and maintenance, system troubleshooting, bug fixes, releases, testing, and technical documentation
  • Develop or maintain geospatial tools, scripts, add-ins, data migration processes, ETL workflows, REST services, APIs, or automation routines
  • Support ArcGIS Enterprise, Portal, ArcGIS Server, ArcGIS Online, enterprise geodatabases, web services, and related enterprise GIS platforms
  • Provide program support for specialized cultural resources, natural resources, land management and monitoring, through the use and application of enterprise geospatial data
  • Develop, maintain, and deploy tools, apps, via Python, Esri SDK's, scripts, automated testing, documentation, and technical user support
  • Work with data managers, GIS specialists, developers, systems administrators, program representatives, and technical stakeholders to interpret requirements and deliver geospatial solutions
  • Provide support for database schemas, data models, SQL queries, geospatial databases, data migration, and system integration activities
  • Create and maintain technical documentation, test plans, release notes, user guides, training materials, workflow diagrams, and system documentation
  • Provide end-user support, demos to stake holders, troubleshooting, and technical guidance for geospatial applications and tools
  • Perform application testing, regression testing, version control, support deployment activities, and track issues for resolution
  • Periodic travel and occasional off-hours support for releases, deployments, or system maintenance Some roles may be required

Experience
  • 5+ minimum years of experience in GIS development, geospatial application support, GIS DevOps, scripting, automation, enterprise GIS, or related technical geospatial support
  • Bachelor's degree minimum education in GIS, Geography, Computer Science, Information Systems, Software Engineering, Data Management, or related equivalent experience
  • Experience with the development, maintenance, and support of geospatial applications, web GIS tools, enterprise GIS environments, and geospatial automation workflows is required
  • Demonstrated support working with technical and non-technical users as well as cross-functional project teams preferred

Required Requirements
  • Professional experience with ESRI ArcGIS software and enterprise GIS platforms, such as ArcGIS Pro, ArcGIS Enterprise, ArcGIS Server, Portal for ArcGIS, ArcGIS Online, ArcGIS API for JavaScript, or ArcGIS API for Python
  • Experience developing, configuring, supporting, or maintaining web-based geospatial applications, tools, scripts, services, or automation workflows
  • Experience with one or more development or scripting technologies such as Python, JavaScript, .NET, ASP.NET, HTML, CSS, SQL, Java, XML, FME, ArcPy, or server-side scripting
  • Experience with enterprise geodatabases, SQL Server, ArcSDE, database schemas, data migration, ETL, or geospatial data modeling
  • Experience with web services, APIs, REST endpoints, geoprocessing services, map services, feature services, or image services
  • Experience troubleshooting technical issues, testing applications, documenting bugs, supporting releases, and maintaining technical documentation
  • Ability to communicate highly technical information to both technical and non-technical audiences
  • Must be authorized to work in the United States and meet applicable government contract eligibility requirements
  • Must be a U.S. citizen or U.S. resident, as required by applicable contract requirements
  • Must be able to obtain and maintain a position of Public Trust clearance or other required federal suitability/background access requirement
  • Must be a US Citizen able to work within the continental United States
  • Some opportunities may require periodic travel or occasional off-hours deployment/release support

Preferred Requirements:
  • Experience with GIS DevOps, application operations and maintenance, system troubleshooting, release support, regression testing, or version control
  • Experience with SOE/SOI development, custom REST endpoints, middleware, custom widgets, add-ins, configurable apps, or full-stack GIS solutions
  • Experience with ArcGIS Enterprise deployments, Portal administration, ArcGIS Server services, Web Adaptor, enterprise geodatabase environments, or cloud/enterprise GIS infrastructure
  • Experience with Survey123, Field Maps, Collector, mobile GIS workflows, offline/disconnected workflows, or field data collection applications
  • Experience with JIRA, IT ticketing systems, Agile workflows, user stories, requirements tracking, or technical project documentation
  • Experience building dashboards, web maps, web applications, tutorials, user guides, training materials, or live demos
  • Experience supporting specialized cultural resource, environmental, natural resource, land management, monitoring, public land, or enterprise geospatial database systems
  • Experience supporting natural resource, land management, environmental, rangeland, recreation, public land, or federal geospatial programs

Job Goal:
First 30 days
  • Complete onboarding, access, training, and technical environment setup
  • Review assigned systems, code bases, scripts, databases, architecture, documentation, and project requirements
  • Begin supporting development, scripting, troubleshooting, testing, or application support tasks
  • Establish communication cadence with project team, technical leads, and stakeholders

First 60 days
  • Support assigned application development, scripting, DevOps, data migration, testing, or technical documentation work
  • Review and document technical issues, system requirements, user stories, bugs, enhancements, and support needs
  • Assist with releases, troubleshooting, application support, user demos, or system maintenance activities
  • Begin producing assigned technical deliverables with limited guidance

First 90 days
  • Independently support assigned GIS development, scripting, application support, DevOps, or automation tasks
  • Contribute to system improvements, documentation, bug fixes, test plans, workflows, and user support materials
  • Communicate risks, blockers, technical recommendations, and progress to the project team
  • Support deployment, data migration, application maintenance, or enterprise GIS solution activities as needed

First Year Job Goal
  • Provide reliable GIS development, DevOps, scripting, automation, and application support across assigned contract opportunities
  • Improve geospatial application performance, usability, documentation, testing, and support outcomes
  • Deliver accurate, maintainable, and well-documented geospatial tools, scripts, applications, services, and technical products
  • Support client mission needs through practical geospatial technology, automation, and enterprise GIS solutions

About Xentity
Xentity is a fast-growing data consulting and support services firm focused on supporting amazing impactful solutions in the geospatial, open, big, voice, and IoT world. Check out www.xentity.com to learn about our focus, services, clients, missions, values as well as our excellent benefits package and career information. We like to be on the wave of innovative data initiatives, programs and solutions for our clients. We hope you are too.
Our President has a vision to continue to focus on solutions that transform the Next Generation. Using data integration, knowledge solutions, and amazing increases in computing to impact energy, geosciences, and land management, we bring quality and simplifications to existing and new data flow! Imagine being on a team that brings advanced concepts like high performance computing, AI, data science, fuzzy logic, changing interfaces, human-computer points, mobile or augmented reality and many more disruptions. This truly can put the I back in IT and GIS through concentrating on pragmatic knowledge first data designs, leadership and management, and the all too forgotten focus on outreach and engagement strategies and solutions.
Major Benefits
  • Medical, Dental and Vision Plans
  • 401K and matching
  • Self-Managed Time Off
  • 11 Paid Holidays

Disclaimer: The above description is meant to illustrate the general nature of work and the level of effort being performed by individuals assigned to this position or job description. This is not restricted as a complete list of all skills, responsibilities, duties, and/or assignments required. Individuals may be required to perform duties outside of their position, job description, or responsibilities as needed.

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