JavaScript jobs in Brooklyn, NY

Westbury, New York

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Today

Junior JavaScript Developer (Onsite) Looking to launch your software development career? Our client, a respected educational/public sector organization, is seeking a Junior JavaScript Developer for a long-term onsite contract opportunity with excellent benefits, and long-term career stability. This is an excellent opportunity for recent Computer Science graduates or aspiring developers with hands-on experience and a portfolio of programming projects. What You'll Do Develop and maintain web ap

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Contract

USD 35.00 - 39.00 per hour

Remote Senior JavaScript/React Engineer

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

Frontend React Engineer

Hybrid in New York, New York

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14d ago

Required Skills: Strong experience with React.js, TypeScript, JavaScript, HTML/CSSExperience integrating LLMs (OpenAI, Azure OpenAI, Claude, Gemini, etc.) into web applicationsHands-on experience with prompt engineering and prompt optimizationExperience consuming REST APIs and handling streaming AI responsesKnowledge of state management (Redux/Context/Zustand)Understanding of AI chat interfaces, conversational UX, and LLM workflowsFamiliarity with Git and modern frontend development practices Go

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Full-time

160,000 - 180,000

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

Software Engineer III - DevOps, Python and/or JavaScript

Jersey City, New Jersey

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Today

Job Description We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Software Engineer DevOps, Python and/or JavaScript at JPMorganChase within the Corporate & Investment Bank Markets, you serve as a seasoned member of an agile team to design and deliver trusted market-leading technology products in a secure, stable, and scalable way. You are responsible for carrying out critical technology solutions across multiple technical ar

Full-time

USD 137,750.00 - 185,000.00 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

Software Developer - Fullstack

Hybrid in New York, New York

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21d ago

3-5 Years Experience, This is not a senior role.Position Title: Software Developer -Fullstack Location: New York, NY (Hybrid 2 Days onsite) 12 Months contract to Hire Client wanted to convert to FTE within 1 year W2 Only!! Position Summary: A Full Stack Developer who designs, develops, and maintains both the client-facing (front-end) and server-side (back-end) of software applications . They oversee the entire software development lifecyclefrom conception and architectural design to deployment,

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Contract

Depends on Experience

AEM Frontend Developer

New York, New York

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20d ago

Job Description Design and Development Develop and maintain AEM components, templates, workflows, and services. Design and implement user interfaces (UI) and user experiences (UX) for AEM-powered websites and applications. Write clean, well-documented, and maintainable code using HTML, CSS, JavaScript, and relevant AEM frameworks. Collaborate with UX/UI designers and backend developers to ensure seamless integration of front-end and back-end functionality. Implement integrations with third-party

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Contract

60 - 65

SeniorJava Full Stack Lead/ Developer(FTE/Jersey City, NJ)Hybrid (In Person Interview Required)

Jersey City, New Jersey

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Today

Position Title: - Senior Java Full Stack Lead/ Developer(Fulltime/Jersey City, NJ) Hybrid ( In Person Interview Required) Job Type: Fulltime Location: - Jersey City, NJ Work mode: - Hybrid Interview Type: - In person Required Skills: Java, JSP, Spring Boot, and any RDBMS. Skills (Mandatory) Frontend HTML5, CSS3, JavaScript / TypeScript Backend Java, (Microservices architecture) REST API development Database SQL (Oracle / PostgreSQL / SQL Server) - Any RDBMS Strong understanding of dat

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Full-time, Contract

Python and UI (ReactJS) Developer

New York, New York

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Yesterday

Job Title - Python UI Developer Location - New York 1271 Avenue of the Americas Work schedule: 5 days in office Pay is $70.92 /hour on W2 * UI part of work is in ReactJS, JavaScript/TypeScrpt * Any work experince in the capital markets: investment banks, investment managers, asset managers. The hiring company is an investment bank * 5+ years of work experience. * Seeking solid fundamentals; willing to learn and improving your skills.

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Full-time

$70 - $71

Principal Software Engineer Application Development

Secaucus, New Jersey

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Today

Job Title: Principal Software Engineer Application Development Location: Secaucus, NJ Job Summary: We are looking for a Principal Software Engineer with strong hands-on application development experience to design, develop, and deliver scalable enterprise software solutions. The ideal candidate will have deep experience with C#/.NET and JavaScript/TypeScript, along with a strong background in APIs, backend services, web applications, microservices, and modern software architecture. Key Responsi

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Contract

Staff Software Engineer

Hybrid in New York, New York

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3d ago

Role: Staff Software Engineer Location: Brooklyn, NY or San Mateo, CA (1 day onsite per week) Duration: FTE Manager''s Expectation: NodeJSJavaScript/TypeScriptGoogle Cloud Platform Big QueryMongoDBNoSQL Overview: We are seeking a Staff Software Engineer to provide senior technical leadership across full-stack application development and platform initiatives. This is a hands-on role focused on designing, building, and scaling cloud-native SaaS products. The ideal candidate will have strong ex

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Full-time

200,000 - 220,000

UI Developer / Senior React Developer

Newark, New Jersey

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3d ago

UI Developer / Senior React DeveloperLocation: Iselin, NJ Experience: 810 years Job OverviewWe are looking for a highly skilled UI Developer / Senior React Developer to build responsive, scalable, and high-quality user interfaces for an enterprise underwriting platform. The ideal candidate will have strong React expertise, modern JavaScript/TypeScript skills, API integration experience, and a strong understanding of responsive and accessible UI development. Key ResponsibilitiesDesign and develop

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Contract, Third Party

Depends on Experience

UI/Front end Developer- Typescript with Python - Hybrid

Hybrid in New York, New York

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6d ago

Amtex SystemsInc is an information technology and talent solutions company offering talent and BI consulting to the companies in US for over 25 years. Our solutions are designed to fill resource gaps, by providing the right candidates who deliver value to the organization. Our propensity to nurture and build strong relationships with our clients helps us better understand their business demands and gives us the ability to provide services that are on time and rise above the rest. UI/Front end De

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Contract

Depends on Experience

Sr Ruby on Rails Developer

Hybrid in New York, New York

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6d ago

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Contract

Depends on Experience

JavaScript jobs in Brooklyn, NY, USA