30 front end developer jobs at 16 companies in O'Fallon, MO

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
1mo
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Front End Developer
Springfield or Vienna or St. Louis
OnsiteFull Time
INCATech
INCATech: Award-winning small business delivering geospatial information systems and cloud/Platform services.
2+ YOE2+ years of front-end web development; HTML5, CSS3, TypeScript, JavaScript; React/Angular/Vue; GIS knowledge a plus; bachelor's in CS/math/GIS/STEM.
HTML5, CSS3, TypeScript, JavaScript, React, Angular, Vue, GIS, Docker, Kubernetes, Azure, AWS, GCP, CI/CD
2mo
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Software Engineer - Frontend
Florissant, Missouri, United States
OnsiteFull Time
Augustine Institute
Augustine Institute: Provides Catholic theological education and media for faith formation.
Extensive experience building frontend architecture and design systems; React/Next.js web, React Native/Expo mobile; UI/UX optimization; scalable deployments; AI/SEO integration.
React, Next.js, React Native, Expo, Tailwind CSS, LaunchDarkly, New Relic, Mixpanel, Mux, Cloudflare Pages, Vercel, AWS Amplify, ECS, Fargate, EC2, S3, CloudFront, AI/SEO tooling
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
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
1mo
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Software Developer II - Financials (Full Stack, Front End)
Cedar Rapids or Lake Saint Louis or Mandan
HybridFull Time
NISC
NISC: Develops enterprise software for energy and telecommunications cooperatives.
5+ YOE5+ years software development experience; full-stack development with Angular/TypeScript or GWT and Java; experience with RDBMS (Postgres, Oracle), cloud stack (AWS, Kubernetes, Spring Boot, Kafka, Cassandra), Git, automated testing, and Agile tools (Jira, Confluence, Bitbucket, Bamboo).
Angular, TypeScript, GWT, Java, Postgres, Oracle, AWS, Kubernetes, Spring Boot, Kafka, SSO, Cassandra, Git, Jira, Confluence, Bitbucket, Bamboo, Claude Code, Augment, JetBrains Junie, GitHub Copilot, Cursor, OpenAI Codex, Spark, Databricks, .NET, SQL, Microservices
1mo
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Software Developer II - Financials (Full Stack, Front End)
Cedar Rapids or Lake Saint Louis or Mandan or United States
HybridFull Time
NISC
NISC: Provides enterprise software solutions for utility and broadband cooperatives.
5+ YOE5+ years software development experience; proficiency with Angular, TypeScript, Java, Postgres/Oracle, AWS, Kubernetes, Spring Boot, Kafka, Cassandra, Git; experience with automated testing, microservices, and agentic AI coding tools.
Angular, TypeScript, GWT, Java, Postgres, Oracle, AWS, Kubernetes, Spring Boot, Kafka, SSO, Cassandra, Spark, Databricks, .NET, SQL, Big Data, Microservices, Git, JIRA, Confluence, Bitbucket, Bamboo, Agentic AI, Claude Code, Augment, JetBrains Junie, GitHub Copilot, Cursor, OpenAI Codex, Agile, Scrum, SDLC, Automated Testing
1d
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Software Developer
St. Louis or United States
$85k-$117k/yr RemoteFull Time
Syms Strategic Group
Syms Strategic Group: Provides IT and professional services to federal government agencies.
8+ YOE8+ years backend-focused software development with Java and/or NodeJS, Angular front-end, AWS cloud experience, RESTful API design, healthcare EDI knowledge, Public Trust eligibility, and U.S. citizenship.
Java, NodeJS, Angular, C#, .Net, AWS, Azure, API Gateway, Lambda, S3, CloudWatch, Git, GitHub, JUnit, Jest, JIRA, Docker, ECS, EKS, Microsoft Teams, Electronic Data Interchange X.12 (EDI)
3w
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SDC Java Software Developer---Senior---St. Louis (St. Louis, MO, US, 63105)
St. Louis, Missouri, United States
$67k-$137k/yr HybridFull Time
EY
EY: Global firm providing audit, tax, and professional consulting services.
3+ YOEBachelor's in CS or related, minimum 3 years software development experience; back-end Java/Python/Node.js, REST, NoSQL, microservices, cloud (AWS/Azure); front-end React/Angular; API design, Git and CI/CD, TDD/BDD, agile.
Java, Python, Node.js, REST, NoSQL, Microservices, Serverless, AWS, Azure, React, Angular, Git, CI/CD, Akka, Scala, Kafka, RabbitMQ, ElasticSearch, AngularJS, ReactJS, Hadoop, Spark, Flume, Mongo, Cassandra, IaaS, PaaS, API Management, TDD, BDD
2mo
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Software Engineer
Chicago or St. Louis or Philadelphia
$75k-$95k/yr HybridFull Time
ProSight Financial Association
ProSight Financial Association: Professional association for financial services research and training.
3+ YOE3+ years software engineering experience with .NET/C#, SQL, Microsoft Azure (Functions, App Services, DevOps), front-end skills (HTML, CSS, JavaScript, React.JS/Angular JS), containerization (Docker, Kubernetes), and CI/CD practices.
.NET, C#, SQL, Microsoft Azure, Azure Functions, Azure App Services, Azure DevOps, HTML, CSS, JavaScript, React.JS, Angular JS, Docker, Kubernetes, Microsoft SQL Server, MySQL, PostgreSQL, Terraform, ARM templates, PHP, CI/CD, RESTful APIs
1mo
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Senior Software Engineer
O'Fallon, Missouri, United States
$115k-$184k/yr OnsiteFull Time
Mastercard
MastercardNYSE: MA: Global payment processing and financial technology service provider.
Bachelor's degree in computer science/engineering or equivalent, strong Java stack, AWS cloud, SQL/NoSQL, front-end (React/Angular), PCI/GLBA/compliance knowledge, strong communication and problem-solving.
Java, Java EE, JSP, Servlets, Spring, Hibernate, Oracle, SQL Server, MySQL, PostgreSQL, MongoDB, SQL, NoSQL, REST, SOAP, WebSphere, JBOSS, Tomcat, HTML, JavaScript, JQuery, UNIX, XML, XSLT, CSS, CSharp, React, Angular, Maven, Gradle, Jenkins, Chef, Sonar, MongoDB, AWS, EC2, ECS, S3, RAD/Eclipse
2w
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Full Stack Java Developer
O Fallon, Missouri, United States
$60k-$135k/yr OnsiteFull Time
Wipro
WiproNYSE: WIT: Global technology services and consulting for digital transformation.
5+ YOE5+ years experience; strong Java and Spring Boot; microservices design; PCF/Kubernetes, Docker; front-end with Angular or React, HTML/CSS/JavaScript; Oracle/PostgreSQL; security concepts (X.509, JWT); unit and integration testing.
Java, Spring Boot, PCF, Kubernetes, Docker, Angular, React, HTML, CSS, JavaScript, jQuery, Oracle, PostgreSQL, Jenkins, X.509, JWT
4d
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Software Engineer - Full Stack
St. Louis, Missouri, United States
$110k-$115k/yr OnsiteFull Time
LaunchCode
LaunchCode: Nonprofit providing free tech education and job placement services.
5+ YOE5+ years experience building and maintaining production systems; strong Postgres SQL skills; backend language proficiency (Golang preferred; Java/C#/C++/Python valued); front-end experience with Angular, HTML/CSS/JavaScript/TypeScript; cloud and security familiarity.
Angular, Golang, Java, C#, C++, Python, Postgres, Google Cloud, AWS, Azure, Git, Bitbucket, Node, HTML, CSS, JavaScript, TypeScript
2w
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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
1w
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Human Resources
Maplewood, Missouri, United States
$20-$33/hr OnsiteFull Time
Walmart
WalmartNYSE: WMT: Operates a chain of hypermarkets, discount stores, and grocery stores.
Support recruitment, hiring, staffing, development, scheduling, attendance, and performance; provide customer service and perform front-end and store support tasks.
4d
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Media/Marketing Administrator - Surgery
St. Louis, Missouri, United States
$53k-$91k/yr OnsiteFull Time
Washington University in St. Louis
Washington University in St. Louis: Providing higher education and conducting advanced academic research.
3+ YOEBachelor's degree, 3 years marketing experience, skills in digital/web/social media, content and project coordination, Microsoft Office and Backbase front-end web development familiarity.
Backbase Front-End Web Development, Microsoft Office
1mo
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Emerging Store Manager
Saint Louis, Missouri, United States
$45k-$72k/yr OnsiteFull Time
Walgreens
Walgreens: Retail pharmacy providing prescriptions and health and wellness products.
2+ YOE2+ MgmtLeads store front-end and pharmacy operations, supervises and develops team, analyzes financial/performance data, and completes required leadership training; requires supervisory experience or degree/internship pathway.
3w
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Director, Product Strategy
Clayton, Missouri, United States
$203k/yr OnsiteFull Time
Olin
OlinNYSE: OLN: A global manufacturer of ammunition and industrial chemical products.
10+ YOE5+ MgmtBachelor's degree (Master's preferred) in business/marketing/engineering, 10+ years in product development/management/engineering/operations, 5+ years leadership, proficient in Microsoft Word/Excel/PowerPoint and SAP BI/Front End, valid U.S. driver's license, U.S. citizenship for DoD facility access.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, SAP Business Intelligence (BI), SAP Front End
3w
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Director, Project Development – Manufacturing Design-Build
Alpharetta or Atlanta or Philadelphia or Fort Worth or Boston or St. Louis or Raleigh or Chicago or United States
OnsiteFull Time
Barry-Wehmiller
Barry-Wehmiller: Manufactures industrial machinery for packaging and paper processing.
15+ YOE15+ years planning, design, and delivery of manufacturing facilities via design-build/EPC; bachelor's in engineering/architecture/construction management; professional licensure preferred; ability to lead front-end planning, FEED, budgeting, and cGMP facility design; travel willingness.