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  • Senior UI/UX Engineer

    $107.9k - $195.05k

     ...Strong professional experience developing modern web-based user interfaces and user experiences. Proficiency with HTML, CSS, JavaScript/TypeScript, and Python. Experience with modern UI frameworks such as React, Angular, Vue.js, or Django. Demonstrated understanding... 
    Javascript
    Contract work
    Local area
    Immediate start

    Leidos

    Florissant, MO
    16 hours ago

  • Full Stack Typescript Developer (Node/React)

     ...Skills & Experience: • 5+ years of experience in software development, database design, or server administration. • Proficiency in JavaScript and Typescript with at least 2 years of hands-on experience. • Strong understanding of SQL query development and relational... 
    Javascript
    Full time

    Technology Partners

    Chesterfield, MO
    4 days ago

  • Jr Software Developer

     ...RequiredQualifications: oFamiliarity with Agile/Scrum methodologies and software development lifecycle. oExperience with Javascript development using Node.js / React oFamiliarity with SQL/RDBMS, API integration,cloud native development and Docker/containers... 
    Javascript

    CEdge Inc

    Saint Louis, MO
    3 days ago

  • Senior .Net Full-Stack Developer

    $63 - $90 per hour

     ...Developer. Do you have experience building large-scale distributed applications using .NET, ASP.NET Core, AWS services, and modern JavaScript frameworks? Let us help you make your next big career move a reality!What You Will Be Doing:Responsible for the complete Software... 
    Javascript

    Technology Partners

    Chesterfield, MO
    4 days ago

  • Frontend Angular Engineer

     ...development best practices . Required Technical / Functional Skills Strong hands-on experience with Angular 15+ , TypeScript/JavaScript, HTML5, and CSS3. Strong knowledge of NgRx Store , including Actions, Reducers, Effects, and Selectors. Experience... 
    Javascript
    Full time

    Techvilla Solutions

    O Fallon, MO
    26 days ago

  • Full Stack Developer

    $115k - $125k

     ...of a strategic modernization effort to change how business applications are developed, integrated, and delivered, using Node.js, JavaScript, APIs, and the Profound.js framework. You will help modernize legacy applications into scalable, maintainable systems and work with... 
    Javascript

    KForce

    Saint Louis, MO
    17 hours ago

  • Software Engineer SME

    $131.3k - $237.35k

     ...with the following technologies: o Web: HTML, CSS, JSON, Ajax, and REST APIs o Object-oriented Programming: Python, Java, or JavaScript o Front-end and Back-end Frameworks: React, Angular, Vue.js, jQuery, Spring Boot, Django, Node.js, Flask, or Svelte o Cloud... 
    Javascript
    Full time
    Contract work

    Leidos

    Saint Louis, MO
    8 hours agonew

  • Mid-Level Software Engineer

    $87.1k - $157.45k

     ...with the following technologies: o Web: HTML, CSS, JSON, Ajax, and REST APIs o Object-oriented Programming: Python, Java, or JavaScript o Front-end and Back-end Frameworks: React, Angular, Vue.js, jQuery, Spring Boot, Django, Node.js, Flask, or Svelte o Cloud... 
    Javascript
    Full time
    Contract work

    Leidos

    Saint Louis, MO
    8 hours agonew

  • Junior Software Engineer

    $69.55k - $125.73k

     ...Experience with the following technologies: Web: HTML, CSS, JSON, Ajax, and REST APIs Object-oriented Programming: Python, Java, or JavaScript Front-end and Back-end Frameworks: React, Angular, Vue.js, jQuery, Spring Boot, Django, Node.js, Flask, or Svelte Cloud... 
    Javascript
    Contract work

    Leidos

    Saint Louis, MO
    8 hours agonew

  • Senior Software Engineer

    $107.9k - $195.05k

     ...with the following technologies: o Web: HTML, CSS, JSON, Ajax, and REST APIs o Object-oriented Programming: Python, Java, or JavaScript o Front-end and Back-end Frameworks: React, Angular, Vue.js, jQuery, Spring Boot, Django, Node.js, Flask, or Svelte o Cloud... 
    Javascript
    Full time
    Contract work

    Leidos

    Saint Louis, MO
    8 hours agonew

  • Software Engineer 2 (ASP.NET Web API)

    $105.4k - $124k

     ...development life cycle and agile techniquesC# ASP.NET MVC / .NET Framework (at least 4.8 or above)Web Technologies: HTML5, XML, XSL, JavaScript, NodeClient-side framework: jQueryAutomated Testing, NUnit, XUnit, Selenium, or PlaywrightMS SQL Server 2016+SQL Server... 
    Javascript
    Full time
    Local area
    3 days per week

    US Bank

    Saint Louis, MO
    8 hours agonew

  • Application Developer - JavaScript

    $83.72k - $141.44k

     ...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,... 
    Javascript

    Esri

    Saint Louis, MO
    more than 2 months ago

  • Lead Application Developer

    $120k

     ...services, cloud development, and DevOps practices. What We're Looking For: Technical Proficiency: Strong proficiency in JavaScript/TypeScript, HTML, and CSS. Backend Development: Experience with backend frameworks (NestJS, Node.js, or similar). Frontend... 
    Javascript

    Group1001

    Saint Louis, MO
    1 day ago

  • Senior Shopify Storefront Engineer

     ...sections/blocks/snippets, metafields/metaobjects, settings schema, Shopify CLI and the theme editor. ~ Excellent vanilla JavaScript and Web Components / custom elements (we do not use React or Vue in the theme), plus modern CSS/Sass and a real build toolchain (... 
    Javascript

    Plug

    Saint Louis, MO
    a month ago

  • Full Stack JavaScript Developer (Data & Search Focus)

    $140k - $170k

     ...Louis, MO (On-site) Clearance: TS Required / TS/SCI Preferred Position Overview Metric5 is seeking a motivated Full Stack JavaScript Developer to join a highly visible mission project for our NGA customer. In this role, your primary focus will be designing,... 
    Javascript
    Temporary work
    Immediate start

    Metric5

    Saint Louis, MO
    1 day ago

  • Lead QA Automation Engineer

     ...years in automation testing, with at least 2 years hands-on experience using Cypress and TypeScript • Advanced proficiency in JavaScript/TypeScript, Node.js, and automation design patterns • Skilled in API automation using tools such as Postman or equivalent •... 
    Javascript

    The Giant Bullseye

    Saint Louis, MO
    11 days ago

  • Angular Engineer

     ...Must Have Technical / Functional Skills 1.Angular 15+ (HTML, TypeScript/JavaScript, CSS) 2.Jest Framework (unit tests) 3.NgRx Store Concepts (state management) 4.API integration (angular 13 + ngRx Store) 5.Nice to have: React. Roles & Responsibilities... 
    Javascript
    Full time

    SFE

    O Fallon, MO
    1 day ago

  • Full Stack Developer

     ...Backend-Focused) Location: Newark, NJ area Employment Type: Contract-to-Hire (W2) Requirements: Experience with Python, Java, and JavaScript; working in distributed systems, object-oriented programming, design patterns, and design methodology Experience with Java... 
    Javascript
    Contract work

    JSR Tech Consulting

    Saint Louis, MO
    4 days ago

  • Blockchain Developer

    $140k - $200k

     ...blockchain platforms such as Ethereum, Hyperledger Fabric, Polygon, Avalanche, Binance Smart Chain, or Quorum. Strong proficiency in JavaScript/TypeScript with Node.js or backend development using C#/.NET Core or Java. Experience building decentralized applications (... 
    Javascript
    Full time
    Contract work
    H1b
    Local area
    Immediate start
    Remote work
    Visa sponsorship

    Bright Vision Technologies

    Chesterfield, MO
    more than 2 months ago

  • React Developer

    $120k - $180k

     ...exceptional user experiences across large-scale enterprise applications. The ideal candidate combines deep React expertise with strong JavaScript and TypeScript skills, a passion for clean architecture, and experience building production applications that serve thousands of... 
    Javascript
    Full time
    H1b
    Local area
    Immediate start
    Remote work
    Visa sponsorship

    Bright Vision Technologies

    Chesterfield, MO
    more than 2 months ago

  • Angular Frontend Engineer

     ...We are seeking an experienced Angular Frontend Engineer with strong expertise in Angular 15+, TypeScript, JavaScript, HTML, CSS, NgRx state management, and Jest unit testing. The candidate will develop scalable, responsive web applications and integrate frontend solutions... 
    Javascript
    Full time

    PB consulting

    O Fallon, MO
    1 day ago

  • Senior UI/UX Designer

    $135k - $155k

     ...-to-end product design processes. Advanced working knowledge of Figma, Adobe XD, Sketch, Photoshop, Illustrator, HTML5, CSS3, JavaScript, TypeScript, and modern front-end frameworks such as React. Hands-on production experience creating responsive user interfaces... 
    Javascript
    Full time
    H1b
    Local area
    Immediate start
    Remote work
    Visa sponsorship

    Bright Vision Technologies

    Chesterfield, MO
    4 days ago

  • Full Stack Engineer

     ...development experience with modern web technologies. – Strong proficiency in frontend frameworks (React preferred) and modern JavaScript/TypeScript. – Solid backend experience with Python (Django or FastAPI) and RESTful API design. – Experience building interfaces... 
    Javascript
    Local area

    Sunthetics

    Saint Louis, MO
    3 days ago

  • Senior Mobile App Developer

    $120k - $130k

     ...mobile application development a must, Native Android/iOS languages Java, Kotlin, Swift, Cross-Platform Flutter Dart, React Native JavaScript, VS Code IDE Understanding of all core web technologies such as XML, HTML, CSS, JQuery, XHTML, JSP, REST web services, Tag... 
    Javascript
    Work experience placement
    Remote work

    Insight Global

    Saint Louis, MO
    16 hours ago

  • Software Engineer

    $105k - $128.14k

     ...planning software for the next generation Mission Planning system. The next generation system utilizes a microservices architecture and JavaScript and React for the front-end and primarily C# for the back-end services.Position Responsibilities:Supports the design, development... 
    Javascript
    Permanent employment
    Full time
    Work experience placement
    Interim role
    Worldwide
    Visa sponsorship
    Work visa
    Relocation package
    Flexible hours
    Shift work

    Boeing

    Maryland Heights, MO
    16 hours ago

  • Associate Software Engineer

    $82k - $89k

     ...Develops, documents, maintains and unit tests code by utilizing software development environments and programming languages (C#, Javascript, SQL) Develops and maintains code and integrates software components into a fully functional software system. Selects, tailors... 
    Javascript
    Permanent employment
    Full time
    Work experience placement
    Interim role
    Worldwide
    Relocation
    Visa sponsorship
    Work visa
    Relocation package
    Flexible hours
    Shift work
    Day shift

    None

    Hazelwood, MO
    17 hours ago

  • Mendix Developer

    $75.2k - $158.1k

     ...standards Integrate Mendix applications with external systems, databases, and APIs Implement custom widgets and modules using JavaScript, Java, or React when needed Perform code reviews and ensure adherence to Mendix best practices and coding standards... 
    Javascript
    Full time
    Contract work
    Work experience placement
    Local area
    Flexible hours

    CACI International

    Alton, IL
    8 hours agonew

  • Experienced Systems Engineer - Lead

    $53.94k - $72.98k

     ...(MBSE) tools such as Cameo or SysML-compatible tools Technical familiarity with tools such as DOORS, Pspice, Python, C#, C++, JavaScript, Visual Studio, Azure DevOps, Git, CAFTA, ReliaSoft, or FaultTree+ Responsibilities: Lead systems engineering activities on... 
    Javascript
    Full time
    Work experience placement
    Relocation

    Boeing

    Hazelwood, MO
    4 days ago

  • Senior UI/UX Engineer — Mission-Critical Interfaces Lead

    Leidos is seeking a Sr. UI/IX Engineer to shape mission-critical interfaces on the Chinook Program. You will translate complex requirements into intuitive, responsive UI/IX solutions and work with designers, product owners, and engineers in an Agile setting across multiple...
    Javascript

    Leidos Inc

    Saint Louis, MO
    16 hours ago

  • Mobile Frontend Developer

     ...one or more mobile frameworks: · React Native, Flutter, or native development (Swift, Kotlin, Java). · Strong understanding of JavaScript, TypeScript, or Dart (depending on framework). · Experience with state management libraries (e.g., Redux, MobX, Provider, Bloc)... 
    Javascript
    Remote work

    Krest Global Solutions

    Saint Louis, MO
    20 days ago