JavaScript jobs in Belleville, IL

Remote

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Today

AboutUs: BasedinSanFrancisco,California,TuringistheworldsleadingresearchacceleratorforfrontierAIlabsandatrustedpartnerforglobalenterprisesdeployingadvancedAIsystems.Turingsupportscustomersintwoways:first,byacceleratingfrontierresearchwithhigh-qualitydata,advancedtrainingpipelines,plustopAIresearcherswhospecializeinsoftwareengineering,logicalreasoning,STEM,multilinguality,multimodality,andagents;andsecond,byapplyingthatexpertisetohelpenterprisestransformAIfromproofofconceptintoproprietaryintellig

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Contract

200 - 300

Remote Senior JavaScript/React Developer

Remote

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Today

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Contract

200 - 300

Javascript developer

Remote or Hybrid in San Francisco, California

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4d ago

Need a strong engineer with expertise in JavaScript and Typescript developer for our direct client in Bay Area, CA USC/H1bs/EADs are acceptable It is open for W2/C2C/1099 It is long term contract role Thanks

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Contract

Depends on Experience

Sr. Java Developer

St. Louis, Missouri

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Today

Sr. Java Developer St. Louis, MO Summary: The Client's Web Development Team is looking for a senior Java developer to help create several new capabilities for our customer-facing applications. Our technology stack is Single Page Web App and Mobile App clients consuming Java RESTful JSON services and Oracle back-end databases. Several years of active experience with server-side Java is required. Multi-year experience with Spring, especially Spring JPA and Spring Security, and Hibernate is a s

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Contract

Senior Full Stack Developer - JavaScript

Remote

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6d ago

Detailed Job Description: Position Title: Sr. Full Stack Engineer Location: 100% Remote Duration: 6 Months Contracts + Extension As a Senior Full Stack Engineer, candidate will be responsible for building and maintaining robust data pipelines and ETL processes that power analytics and reporting across Client programs. Candidate will also develop and optimize complex SQL queries to support large-scale educational data analysis and take responsibility for creating design specifications, unit te

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Contract

$75 - $82

*Senior Software Engineer (Nodejs, Javascript, AWS exp.) - W2 role

Remote

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7d ago

Kellton Tech is a full-service software development company, offering end-to-end IT solutions, strategic technology consulting and product development services in Web, SMAC (Social, Mobile, Analytics, Cloud), ERP-BPM, and IoT space Our methodology of inventing infinite possibilities with technology helps us develop best in-class and cost effective solutions for our clients. Currently Kellton Tech is looking for talented resources for one of our listed client. Below are the position details Posi

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Contract, Third Party

Depends on Experience

Senior JavaScript Test Automation Engineer

Remote

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Today

We are looking for a Senior Test Automation Engineer with strong experience in JavaScript- or TypeScript-based automation frameworks. The ideal candidate should have hands-on experience building and maintaining automated tests for modern web applications and APIs, with a strong focus on quality, reliability, and maintainability. This role requires solid automation experience, strong testing fundamentals, and the ability to collaborate effectively with development, product, and QA teams. Responsi

Full-time

Application Developer - JavaScript

St. Louis, Missouri

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Today

Overview We are seeking an Application Developer to join Esri's Geo Experience Center team, where you will contribute to building prototype applications that explore digital cartography, advanced map visualizations, and web-based GIS experiences. This role focuses on hands-on application development using JavaScript, TypeScript, ArcGIS Maps SDK for JavaScript, and modern web application frameworks to test ideas, visualize complex spatial data, and support early-stage innovation. You will work

Full-time

USD 83,720.00 - 141,440.00 per year

JavaScript Developer (Remote)

Remote or Stafford, Virginia

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Today

The following states/districts are excluded from this job ad: AK, CA, CO, CT, DC, HI, LA, MA, MN, MO, NE, NV, NH, NJ, NM, NY, ND, OR, PR, RI, VT, WA, WY Future Need - Actively Interviewing Location: Remote in any United States jurisdiction not excluded from this job advertisement. Are you passionate about JavaScript coding and ready to take on new challenges? We're seeking a skilled JavaScript Developer to support the development and enhancement of Department of Veterans Affairs solutions. If

Full-time

USD 89,759.00 - 117,910.00 per year

Senior Front End Software Developer (AI, React, JavaScript) - Remote US

Remote or Waltham, Massachusetts

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Today

Job Title Senior Front End Software Developer (AI, React, JavaScript) - Remote US Location(s) United States - Waltham MA About Us Revvity is a developer and provider of end-to-end solutions designed to help scientists, researchers, and clinicians solve the world's greatest health challenges. We pair the enthusiasm of an industry disruptor with the experience of a longtime leader. Our team of 11,000+ colleagues from around the globe are vital to our success and the reason we're able to push bou

Full-time

USD 130,000.00 - 158,000.00 per year

Senior Software Engineer and Consultant

St. Louis, Missouri

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Today

Description Direct Hire Fully Remote Schedule: Monday through Friday 9am to 5pm/10am to 6pm (depending on needs of projects) Position Summary We are seeking a highly motivated and skilled Software Developer with the technical proficiency to develop enterprise-class software for mission-critical business applications. This position includes participation in requirements gathering, software design, and development. Our environment fosters collaboration, knowledge sharing, and continuous lear

Full-time

Web Software Developer

Scott Air Force Base, Illinois

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Today

Job ID: 2614390 Location: Scott Afb, IL, US Date Posted: 2026-07-08 Category: Software Subcategory: SW Engineer Schedule: Full-Time Shift: Day Job Travel: No Minimum Clearance Required: TS.SCI Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description SAIC is seeking a Web Software Developer to support an IT Service Management effort for USTRANSCOM located at Scott Air Force Base (AFB) in Illinois. The USTC Managed Information Technology Services (M

Full-time

USD 120,001.00 - 160,000.00 per year

CI/CD and Platform Automation Engineer

St. Louis, Missouri

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Today

Job ID: 2615384 Location: St. Louis, MO, US Date Posted: 2026-08-07 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-Time Shift: Day Job Travel: Yes - 10% of the time Minimum Clearance Required: TS.SCI_wPoly Clearance Level Must Be Able to Obtain: None Potential for Remote Work: ORA_ON_SITE Description SAIC is hiring a DevOps or CI/CD Engineer to support automated, secure, high-performance CI/CD pipelines for Esri technologies. You will design next-genera

Full-time

Associate Software Engineer

Hazelwood, Missouri

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Today

Job Description At Boeing, we innovate and collaborate to make the world a better place. We?re committed to fostering an environment for every teammate that?s welcoming, respectful and inclusive, with great opportunity for professional growth. Find your future with us. Tapestry Solutions, A Boeing Company, brings over 30 years of industry experience designing, implementing, training, and supporting high-quality, cost-effective information technology and business intelligence solutions. With a de

Full-time

Compensation information provided in the description

Associate Software Engineer

Maryland Heights, Missouri

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Today

Full-time

Compensation information provided in the description

Senior Software Engineer

St. Louis, Missouri

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Today

Founded in 1920, Eastman is a global specialty materials company that produces a broad range of products found in items people use every day. With the purpose of enhancing the quality of life in a material way, Eastman works with customers to deliver innovative products and solutions while maintaining a commitment to safety and sustainability. The company's innovation-driven growth model takes advantage of world-class technology platforms, deep customer engagement, and differentiated application

Full-time

Software Engineering Co-Op

Bridgeton, Missouri

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Today

Looking to build your career with a company that values innovation , stability , and people ? Join our dedicated team as a Software Engineering Co-Op in Bridgeton, MO! Since 1946, Hunter Engineering has been aligning cutting-edge technology with a strong commitment to quality. As a family-owned, American-made company, Hunter is the global leader in automotive service equipment, with our products used in over 130 countries by top vehicle manufacturers, tire companies, and service centers. We'r

Full-time

Entry-Level Software Developer

St. Louis, Missouri

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Today

The Leidos FS2 Aero team has an opening for a junior (entry level) software developer to work on the design and coding with software solutions for the Aeronautical Navigation Office. The ideal candidate has a familiarity with and a baseline understanding of software development concepts, developing coding skills using different tools, and ambition towards future projects in support of the mission. Primary Responsibilities The applicant must possess competence with Python and should have working

Full-time

USD 57,850.00 - 104,575.00 per year

Software Developer (Maven/BI) (Secret Clearance Required)

O'Fallon, Illinois

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Today

Job Type Full-time Description Take the next steps to your professional success as Solerity is a recognized leader in providing Information Technology, Engineering Services, Program Management and Consulting Services to the U.S Federal Government and our Intel Community. We enable our clients to achieve their organizational initiatives through the application of high quality, innovative and cost-effective professional services, and solutions. Solerity needs your support to help us provide thes

Full-time

Senior Full Stack Engineer

St. Louis, Missouri

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Today

Equifax is where you can power your possible. If you want to achieve your true potential, chart new paths, develop new skills, collaborate with bright minds, and make a meaningful impact, we want to hear from you. Equifax is where you can "power your possible." You'll drive modernization within Workforce Solutions as we continue our journey building best-in-class solutions to serve our customer's HR management and employment needs. We are seeking a visionary full stack engineer to join our tec

Full-time

JavaScript jobs in Belleville, IL, USA