JavaScript jobs in Washington

*Senior Full Stack Engineer (Backend focused - Nodejs, Javascript, AWS exp.) - W2 role

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Today

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 Posit

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Third Party, Contract

Depends on Experience

Senior Performance Engineer- JMeter, JavaScript - Remote

Remote

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Today

Description & Requirements Maximus is currently seeking a Senior Performance Engineer. The Senior Performance Engineer leads performance engineering activities across large-scale healthcare technology programs. This role defines performance test strategies, develops and maintains performance testing frameworks, creates realistic workload models, and evaluates application scalability, reliability, stability, and capacity. The engineer partners with Development, Architecture, DevOps, Cloud Engine

Full-time

USD 120,000.00 per year

Remote Senior JavaScript/React Developer

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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 Engineer

Remote

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Today

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Contract

200 - 300

Full Stack Telecom Web Developer (Strong Communication ,Strong Telecom domain, PHP, Laravel ,TypeScript, JavaScript, Vue.js)

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Today

Position : Full Stack Telecom Web Developer (Strong Telecom domain, PHP, Laravel ,TypeScript, JavaScript, Vue.js) : EST / CST time zone. Location : Overland Park , KS or Maitland , FL (EST / CST Candidate preferred) Type of Job : Contract : 12 Months Experience : 10+ Years Mandatory Qualifications: Located in either Central or East Coast Time Zones (Overland Park or Maitland, would be a plus) Between 7 10 years of experience (no less, no more) Advanced knowledge of telecommunications systems, t

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Contract

Depends on Experience

Application Developer Angular / JavaScript / HTML / CSS

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Today

Role: Remote Application Developer Angular / JavaScript / HTML / CSS Location: 100% Remote Preferred: South Florida; if local, monthly team meeting in Coral Gables Geography: East Coast or Central U.S. preferred Experience: 23 years Local to S. FL will would be great however open to any state- on East Coast. As always if we find local to either S. Florida or within the state ideal, but not required any East Coast or Central States will be good as well, 100% Remote unless they are local to S. F

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Contract

50 - 60

Senior Full Stack Developer - JavaScript

Remote

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14d 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 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

Freelance AI Engineer

Remote

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18d ago

Title: Freelance AI Engineer Location: Remote Position Type: Contract Compensation Pay Range:$70.00-$85.00 Per Hr Description A creative agency is seeking a Freelance AI Engineer for a remote contract position. The role involves developing and implementing AI-driven tools and workflows, collaborating with cross-functional teams, and ensuring technical builds meet security and compliance standards using modern programming languages and technologies. Key Responsibilities Execute technical proj

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Third Party, Contract

$70 - $85

Application Developer - JavaScript

Olympia, Washington

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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

Braze Developer

Remote

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Yesterday

Braze Developer Remote Must: Braze, JavaScript, ExtJs, Retail/ E-commerce background Job Description:Role Summary: We are seeking a versatile developer with proven experience in retail or e-commerce environments. This hybrid role merges deep technical expertise in marketing automation (Braze), front-end web development (ExtJS), and end-to-end marketing campaign management to design, build, and optimize personalized omnichannel customer engagement. Key Responsibilities Campaign Strategy & Manage

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Contract, Third Party

$40 - $50

Senior Liferay Developer

Remote

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4d ago

Sr. Liferay Developer Contract Remote Role Overview: The Liferay Application Developer shall create new and update existing MagellanRx Portal web applications written in the Java and JavaScript programming language. The contractor will be developing and maintaining Liferay portlet applications, working with end users to set migration schedules, identify features, and provide bug fixes for end users. Java developer services are required for the continued development of features and content in

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Contract

$60 - $90

Remote C/C++ Engineer

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Today

About UsBased in San Francisco, California, Turing is the world's leading research accelerator for frontier AI labs and a trusted partner for global enterprises deploying advanced AI systems. Turing supports customers in two ways: first, by accelerating frontier research with high-quality data, advanced training pipelines, plus top AI researchers who specialize in software engineering, logical reasoning, STEM, multilinguality, multimodality, and agents; and second, by applying that expertise to

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Contract

200 - 300

Remote C/C++ Developer

Remote

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Today

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Contract

200 - 300

Remote C/C++ Developer

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Today

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Contract

200 - 300

Remote Go (Golang) Developer

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Today

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Contract

200 - 300

Remote Software Engineer - C++

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Today

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Contract

200 - 300

Mirth Engineer

Remote

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6d ago

About the Role: Mirth Conversion Engineer - Remote Contract Remote Overview: ABOUT THE COMPANY Our client is a leading healthcare technology organization developing innovative software that helps healthcare organizations simplify complex financial and administrative processes. Operating within a highly connected healthcare ecosystem, their technology supports critical business workflows at significant scale. Reliability, accuracy, and continuous innovation are essential to the way they operate

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Contract, Third Party

Depends on Experience

JavaScript jobs in Washington, USA