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Contract Javascript Jobs in Illinois (NOW HIRING)

Alert IT Solutions

GIS Developer

Springfield, IL

Awarded Multi-Year, Multi-Million Dollar Contract by State of Illinois for IT Professional Services ... Experience with web GIS development (ArcGIS API for JavaScript / Experience Builder). * Working ...

Winaxis

Lead Node.js Developer

Oak Brook, IL · On-site

$51.75 - $66.75/hr

Contract (C2C) - Interview: Must attend in-person 1st round interview at Oak Brook, IL office ... Required Technical Requirements: - Lead experience with Node.js (70% focus) - Strong JavaScript ...

IDEALFORCE LLC

.NET Developer(500008)

Chicago, IL

Company Description IDEALFORCE has a CONTRACT position available immediately for a .NET Developer ... AJAX, Javascript libraries, JQuery, CSS/HTML. Strong SQL Server (TSQL, SSIS, Reporting Services ...

TEKsystems

Backend Developer

Scott Air Force Base, IL

$60 - $75/hr

Contract (Long-Term) Certification Requirement: Security+ certification required within 14 days of ... JavaScript * Java * Experience building and supporting ETL/ELT pipelines and enterprise data ...

New

ICONMA

C#.net Architect

Deerfield, IL · On-site

Staff Augmentation (Contract, Contract-to-Hire, Direct Hire); Bulk Buy Staff Augmentation; Offshore ... HTML, CSS, JavaScript (not just jQuery), C# - Deep understanding of DOM, JSON, AJAX, REST, HTTP ...

Infodyne Solutions

Sr. SDET & Lead SDET

Chicago, IL · On-site

Contract/Full Time Job Overview : We are seeking a Senior SDET (Software Development Engineer in Test) to extend and enhance our testing automation framework using Java/JavaScript. The role requires ...

krg technology inc

SFDC Developer

Chicago, IL · On-site

Contract /Full Time 6+ years of IT experience with at least 2+ years in Salesforce.com Proficiency ... Javascript framework such as Jquery, AngularJS, ExtJS, etc. Experience in building lightning ...

Apex Informatics

Performance Engineer

Chicago, IL · On-site

Contract Work authorization: GC or USC or H4 EAD Moving to a cloud based system- so looking for ... Experienced with converting Java to Python - Need to also convert JavaScript to python and make ...

Siri Infosolutions Inc

ServiceNow HRSD Lead

Chicago, IL · On-site

... Contract Interview: WebEx Hire Required Skills: * 7+ years of ServiceNow experience with HRSD ... Experience with JavaScript, Flow Designer, UI Builder, and Service Portal * ServiceNow CSA and CIS ...

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Showing results 41-60

All JobsContract Javascript JobsContract Javascript Jobs in Illinois

Contract Javascript information

See Illinois salary details

$28.6K

$103.3K

$163.8K

How much do contract javascript jobs pay per year?

As of Aug 8, 2026, the average yearly pay for contract javascript in Illinois is $103,282.00, according to ZipRecruiter salary data. Most workers in this role earn between $64,000.00 and $124,000.00 per year, depending on experience, location, and employer.

What are some common challenges faced by contract JavaScript developers, and how can they be addressed?

Contract JavaScript developers often face challenges such as quickly adapting to new codebases, aligning with unfamiliar team workflows, and managing shifting client expectations. To address these, it's helpful to prioritize clear communication from the outset, ask detailed questions about project requirements, and leverage documentation or onboarding resources provided by the client. Proactively seeking feedback and staying updated on modern JavaScript frameworks also helps contract developers deliver high-quality work efficiently and integrate smoothly with different teams.

What is the difference between Contract Javascript vs Contract Front-End Developer?

AspectContract JavascriptContract Front-End Developer
Required SkillsJavaScript, HTML, CSS, APIsJavaScript, HTML, CSS, UI/UX design
Work EnvironmentProject-based, freelance or agencyClient sites, agencies, or startups
Industry UsageWeb development, software projectsWeb apps, websites, user interfaces
CertificationsJavaScript certifications, coding bootcampsSame as Contract Javascript, plus UI/UX courses

Contract Javascript focuses on core JavaScript programming for various web projects, while Contract Front-End Developer emphasizes building complete user interfaces and experiences. Both roles require similar technical skills and certifications, but Front-End Developers often have additional UI/UX knowledge. The choice depends on whether the project emphasizes pure scripting or full UI development.

What is a contract JavaScript developer?

Contract JavaScript developers are professionals who are hired on a temporary basis to work on specific projects or for a set period, specializing in using the JavaScript programming language. They may work independently or through staffing agencies, contributing to web, mobile, or backend applications. Their responsibilities typically include coding, debugging, and collaborating with teams to deliver functional software solutions. Contract roles offer flexibility for both employers and developers, often focusing on short-term needs or specialized expertise.

What are the key skills and qualifications needed to thrive as a contract JavaScript developer?

To thrive as a Contract JavaScript Developer, you need a deep understanding of JavaScript fundamentals, experience with web development frameworks (such as React or Node.js), and a strong portfolio demonstrating your coding abilities. Proficiency with version control systems like Git, familiarity with modern development tools, and sometimes knowledge of testing frameworks or CI/CD pipelines are typically required. Excellent problem-solving skills, self-motivation, and effective communication are crucial soft skills for navigating client requirements and remote collaboration. These competencies ensure that contract developers can deliver high-quality, maintainable solutions within specified deadlines and adapt to diverse project needs.
What are the most commonly searched types of Javascript jobs in Illinois? The most popular types of Javascript jobs in Illinois are:
What are popular job titles related to Contract Javascript jobs in Illinois? For Contract Javascript jobs in Illinois, the most frequently searched job titles are:
What job categories do people searching Contract Javascript jobs in Illinois look for? The top searched job categories for Contract Javascript jobs in Illinois are:
What cities in Illinois are hiring for Contract Javascript jobs? Cities in Illinois with the most Contract Javascript job openings:
Contract Javascript jobs near you
Infographic showing various Contract Javascript job openings in Illinois as of August 2026, with employment types broken down into 1% Internship, 80% Full Time, 5% Part Time, and 14% Contract. Highlights an 76% Physical, 4% Hybrid, and 20% Remote job distribution, with an average salary of $103,282 per year, or $49.7 per hour.

Software Engineering - .Net - Intermediate

TriOptus LLC

Chicago, IL • On-site

Other

Re-posted 10 days ago

Job description

Job Title: Software Engineering - .Net - Intermediate
Location: Chicago, Illinois - hybrid
Job Type: Contract to hire
Duration: 6 Months
Job Description:
  • Proficient in .NET development as well as multiple design techniques
  • Working proficiency in .NET toolset to design, develop, test, deploy, maintain and improve software
  • Strong understanding of Agile methodologies with ability to work in at least one of the common frameworks
  • Strong understanding of techniques such as Continuous Integration, Continuous Delivery, Test Driven Development, Cloud Development, application resiliency and security
    Proficiency in one or more general purpose programming languages
  • Working proficiency in a portion of software engineering disciplines and demonstrates understanding of overall software skills including business analysis, development, testing, deployment, maintenance and improvement of Software
    BS/BA degree or equivalent experience:
  • Advanced knowledge of application, data, and infrastructure architecture disciplines
  • Understanding of architecture and design across all systems
  • Working proficiency in developmental toolsets
  • Knowledge of industry-wide technology trends and best practices
  • Ability to work in large, collaborative teams to achieve organizational goals
  • Passionate about building an innovative culture
  • Sound knowledge with Windows service development and Web Services.
  • Sound knowledge with web development.
  • Experience developing REST API Driven applications.
  • Familiar with TDD, unit testing, Nunit
  • Sound knowledge with relational database (SQL Server preferred)
  • Experience working with Scrum/Agile methodologies
  • Proficiency in one or more modern programming languages
  • Understanding of software skills such as business analysis, development, maintenance, and software improvement

Must have skills:
C#, ASP.NET, ADO.NET, MVC, WCF, JSON, HTML5, CSS 3, JavaScript, Advanced JavaScript, jQuer

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