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17 junior web developer jobs at 7 companies in St. Louis, MO

3d
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Junior Software Developer
St. Louis, Missouri, United States
$50k-$60k/yr OnsiteFull Time
Interco
Interco: Recycles nonferrous metals, electronics, and batteries for global markets.
Bachelor's in CS or related, proficiency in JavaScript, React.js, HTML, CSS, RESTful APIs, PostgreSQL, Git and Figma; experience building web/ERP applications; strong communication and problem-solving.
JavaScript, React.js, HTML, CSS, RESTful APIs, PostgreSQL, FastAPI, Git, Figma, CI/CD
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1w
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Junior Application Developer
Denver or St. Louis or Sterling or Springfield
$53k-$106k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
0+ YOEBachelor's (or equivalent),0–3 years software development experience,Java and/or Python,web development and relational DB familiarity,TS/SCI clearance with polygraph,teamwork and problem-solving skills.
Java, Python, ArcGIS, GeoServer, OpenLayers, Cesium, Git, CI/CD
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1mo
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Web Design Student Employee
St. Louis, Missouri, United States
$15/hr OnsitePart Time
Maryville University
Maryville University: Private university offering undergraduate and graduate degree programs.
Experience with HTML and front-end development, responsive and cross-browser design; ability to work independently and meet deadlines. Applicants must be work-study eligible with a work-study award.
HTML, WordPress
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1mo
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Junior Software Engineer
Denver or St. Louis or Sterling or Springfield
$69k-$142k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
0+ YOEBachelor's in CS/Software/IS required; 0–3 years software development experience; experience with Java and/or Python; familiarity with web development, relational databases, SDLC/Agile; TS/SCI clearance with polygraph; up to 10% travel.
Java, Python, ArcGIS, GeoServer, OpenLayers, Cesium
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1mo
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Geospatial Front End Developer – Multiple Positions at Junior/Mid/Senior Levels
Springfield or Vienna or St. Louis
OnsiteFull Time
NV5
NV5: Provides engineering, consulting, and geospatial solutions for infrastructure projects.
2+ YOEUS citizen with active Top Secret/SCI clearance, Bachelor's in CS/GIS/Math/STEM, 2+ years front-end web development using HTML5/CSS3/TypeScript/JavaScript and frameworks (React/Angular/Vue); experience with scalable, secure applications and CI/CD.
HTML5, CSS3, TypeScript, JavaScript, React, Angular, Vue, CI/CD, Docker, Kubernetes, Azure, AWS, GCP, Esri, DevSecOps
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1mo
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Geospatial Front End Developer – Multiple Positions at Junior/Mid/Senior Levels
St. Louis or St. Charles or Virginia
OnsiteFull Time
NV5
NV5: Provides engineering, consulting, and geospatial solutions for infrastructure projects.
2+ YOEUS citizen with active/current Top Secret clearance (SCI) required; Bachelor’s in CS/GIS/STEM; 2+ years front-end web development using HTML5, CSS3, TypeScript, JavaScript; experience with React/Angular/Vue; strong communication and problem-solving skills.
HTML5, CSS3, TypeScript, JavaScript, React, Angular, Vue, Docker, Kubernetes, Azure, AWS, GCP, Esri
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1mo
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Geospatial Front End Developer – Multiple Positions at Junior/Mid/Senior Levels
Springfield or Vienna or St. Louis
OnsiteFull Time
NV5
NV5: Provides engineering, testing, inspection, and infrastructure consulting services.
2+ YOERequires US citizenship with active/within-2-years Top Secret clearance with SCI eligibility, bachelor’s in CS/GIS/math/STEM, 2+ years web front-end experience, HTML5/CSS3/TypeScript/JavaScript, front-end libraries, CI/CD and high-availability development experience.
HTML5, CSS3, TypeScript, JavaScript, React, Angular, Vue, CI/CD, Docker, Kubernetes, Azure, AWS, GCP, Esri
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1mo
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Geospatial Front End Developer – Multiple Positions at Junior/Mid/Senior Levels
Saint Louis or St. Charles or Virginia
OnsiteFull Time
NV5
NV5: Provides engineering, testing, inspection, and infrastructure consulting services.
2+ YOEUS citizen with active/current Top Secret clearance (SCI) required; Bachelor’s in CS/GIS/STEM; 2+ years web front-end experience with HTML5, CSS3, TypeScript/JavaScript and modern frameworks; strong communication and problem-solving skills.
HTML5, CSS3, TypeScript, JavaScript, React, Angular, Vue, CI/CD, Docker, Kubernetes, Azure, AWS, GCP, Esri
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1mo
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Software Engineer
Earth City, Missouri, United States
HybridFull Time
MiTek
MiTekNYSE: BRK-B: Provides software and automation for the building industry.
2+ YOEBachelor's in CS or related, 2+ years professional .NET/C# experience, desktop/web app development, Angular and SQL Server proficiency, Agile experience, strong communication skills.
.NET, C#, Angular, Microsoft SQL Server, GitHub Copilot, Git, SonarQube, OPC UA, Mass Transit, RabbitMQ, Microsoft Azure
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2w
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Software Engineer
Chesterfield or Greenwood Village
$85k-$140k/yr HybridFull Time
MiTek
MiTekNYSE: BRK-B: Provides software and automation for the building industry.
2+ YOEBachelor's in CS or related, 2+ years software development experience, experience with C#/.NET, SQL Server, web fundamentals, Git, testing, and strong communication and problem-solving skills.
C#, .NET, SQL Server, HTML, CSS, JavaScript, Git, TypeScript, Angular, React, REST APIs, Azure DevOps, Azure, AWS, Application Insights, DataDog
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1mo
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Associate Software Engineer
Maryland Heights, Missouri, United States
$82k-$94k/yr HybridFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
1+ YOEBachelor's degree, ability to obtain U.S. Secret Clearance, 1+ year C# .NET development experience, familiarity with web technologies and Azure DevOps, strong communication and critical thinking skills.
C#, .NET, HTML, CSS, Azure DevOps, SAFe Agile
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3w
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Software Engineer I
Fenton, Missouri, United States
HybridFull Time
Maritz
Maritz: Provides business incentive, event, and loyalty management solutions.
1+ YOE1-2 years relevant experience or equivalent practical experience; knowledge of web frameworks, OOP, REST services, databases, basic cloud (AWS/GCP/OCI), secure coding, and AI-assisted development tools.
GitHub Copilot, Claude, AWS, GCP, OCI, REST
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1d
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Application Developer - JavaScript
St. Louis or Charlotte or Louisville or Minneapolis or Olympia or Philadelphia or Redlands or San Antonio or Vienna
$84k-$141k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
2+ YOE2+ years developing web applications with JavaScript; TypeScript preferred. Experience with modern web frameworks, CI/CD, foundational cartography or visualization knowledge, bachelor's degree required.
JavaScript, TypeScript, ArcGIS Maps SDK for JavaScript, ArcGIS Experience Builder, React, Angular, Svelte, Vue, WebGL, CI/CD
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1d
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Application Developer - JavaScript
Charlotte or Louisville or Minneapolis or Olympia or Philadelphia or Redlands or San Antonio or St. Louis or Vienna
$84k-$141k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
2+ YOE2+ years developing web applications with JavaScript (TypeScript preferred), experience with modern web frameworks, CI/CD, bachelor's degree, ability to travel 25–50%, and U.S. work authorization required.
JavaScript, TypeScript, ArcGIS Maps SDK for JavaScript, ArcGIS Experience Builder, React, Angular, Svelte, Vue, WebGL, CI/CD
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1d
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Application Developer - JavaScript
Charlotte or Louisville or Minneapolis or Olympia or Philadelphia or Redlands or San Antonio or St. Louis or Vienna
$84k-$141k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
2+ YOE2+ years developing web applications with JavaScript (TypeScript preferred), experience with modern web frameworks, CI/CD and code management, bachelor's degree, ability to travel 25–50%, U.S. work authorization required; visa sponsorship not available.
JavaScript, TypeScript, ArcGIS Maps SDK for JavaScript, ArcGIS Experience Builder, React, Angular, Svelte, Vue, WebGL, CI/CD
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1d
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Application Developer - JavaScript
Charlotte or Louisville or Minneapolis or Olympia or Philadelphia or Redlands or San Antonio or St. Louis or Vienna
$84k-$141k/yr OnsiteFull Time
Esri
Esri: Developing software for digital mapping and spatial data analysis.
2+ YOE2+ years developing web applications with JavaScript (TypeScript preferred), experience with modern web frameworks, CI/CD, bachelor's degree in CS/engineering/math/GIS or related, and ability to travel 25–50%. U.S. work authorization required.
JavaScript, TypeScript, ArcGIS Maps SDK for JavaScript, React, Angular, Svelte, Vue, CI/CD, WebGL, ArcGIS Experience Builder
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1mo
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Associate Software Engineer
Hazelwood, Missouri, United States
$82k-$105k/yr OnsiteFull Time
Boeing
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
1+ YOEBachelor's degree, active U.S. Secret clearance (U.S. citizenship required), DoD 8140 foundational qualifications, 1+ years experience with VB/C#/ .NET and SQL; familiarity with EM/CI-CD, web services, and Windows environments.
VB, C#, .NET, .NET Framework, .NET Framework (WinForms), SQL, SOAP, REST, Microsoft Windows 10, Microsoft Windows 11, Microsoft Windows Server, Microsoft Azure DevOps, Microsoft Azure DevOps Pipelines, Jira, xUnit, jUnit, nUnit, MS Test, C++, Agile
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