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  • Frontend Angular Engineer

     ...Roles & Responsibilities Design, develop, and maintain scalable web applications using Angular 15+ and React where applicable. Build reusable, responsive, and user-friendly UI components. Integrate frontend applications with RESTful APIs and backend services... 
    React
    Full time

    Techvilla Solutions

    O Fallon, MO
    16 days ago

  • Sr. Software Engineer

     ...Thursday, and Friday). Top 3 Required Skills: 1. Java Full Stack Engineering Java 8+, J2EE, Spring, Hibernate Angular/React front-end development REST/SOAP APIs and enterprise application development 2. Cloud-Native Architecture & DevOps Cloud... 
    React
    Work experience placement
    3 days per week

    RIT Solutions

    O Fallon, MO
    4 days ago

  • Lead Software Engineer

     ..., Information Systems, or related field Strong full-stack development background with: Java API Development Angular React Experience with Agentic AI frameworks, MCP architecture, and LLM integrations Experience with Qlik Sense or similar BI platforms... 
    React

    Delan Associates Inc

    O Fallon, MO
    4 days ago

  • Full Stack Typescript Developer (Node/React)

    Location:St. Louis, MOType:ContractJob#47142Technology Partners is currently seeking a talented Full Stack Typescript Developer (Node/React). Do you have experience developing systems using Typescript, Node.js, and React?Let us help you make your next big career move a... 
    React
    Full time

    Technology Partners

    Chesterfield, MO
    4 days ago

  • Senior .Net Full-Stack Developer

    $63 - $90 per hour

     ...and .NET middleware. 4+ years of ASP.NET Core experience. 4+ years of AWS experience. 2+ years of Node.js experience. Experience with React (preferred) or Angular. Strong experience with Entity Framework, Dependency Injection, and cloud-hosted APIs. Experience with AWS... 
    React

    Technology Partners

    Chesterfield, MO
    4 days ago

  • Lead Software Engineer

    $140k - $231k

     ...and tooling best practices Frameworks: Spring Boot, Spring Data, Spring Batch, Spring REST, Spring Cloud, Spring AOP, Hibernate, React, Angular Cloud and DevOps: Kubernetes, Docker, Pivotal Cloud Foundry, CI/CD Databases: Oracle, SQL Server, PostgreSQL, Redis... 
    React
    Full time
    Part time
    Flexible hours

    Dynamic Yield

    O Fallon, MO
    3 days ago

  • Senior Software Engineer

    $115k - $184k

     ...support. • Develop primarily backend services while contributing to full-stack functionality using modern front-end frameworks such as React, Angular, Vue, or similar technologies. • Create and maintain unit, functional, and integration tests to ensure application... 
    React
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    16 days ago

  • Senior Software Engineer

     ...and services Build and maintain backend solutions using Java and Spring Boot Develop and enhance modern user interfaces using React and TypeScript Design and implement REST APIs and service integrations across the Developer Experience ecosystem Build integrations... 
    React
    Full time
    Part time
    Worldwide
    Flexible hours

    Dynamic Yield

    O Fallon, MO
    3 days ago

  • Backend Python Developer

     ...Experience with cloud services and infrastructure management. Good Interaction and knowledge of UI Code and Frameworks (e.g., Vue, REACT, JavaScript). Managed container orchestration in cloud environments. Microservices Architecture: Familiarity with... 
    React
    Relocation

    United IT Solutions

    Bridgeton, MO
    2 days ago

  • Principal Software Engineer

     ...frameworks. Guide and support efforts to modernize and modularize applications, including migration to modern JavaScript frameworks (React, Angular, or similar). Contribute to and lead system design and architecture discussions to ensure modular, scalable solutions.... 
    React

    Work Life Limbo

    Wildwood, MO
    3 days ago

  • Software Engineer I

    $72k - $115k

     ...Kotlin, or similar programming languages. • Familiarity with Spring Boot, Spring, Hibernate, or similar frameworks. • Exposure to React, Angular, or similar front-end technologies. • Understanding REST APIs, microservices, relational databases, SQL, and software... 
    React
    Full time
    Part time
    Work experience placement
    Immediate start
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    8 hours agonew

  • Assistant Store Manager

     ...systems and routines are incorporated into the day-to-day operations of the restaurant, setting each scheduled shift up for success React to issues impacting the restaurant's profit & loss (P&L) to optimize sales and profit Assist the General Manager with hiring,... 
    React
    Local area
    Shift work

    Dairy Queen

    O Fallon, MO
    2 days ago

  • Sr. Python Developer

     ...Familiarity with machine learning libraries (TensorFlow, PyTorch, scikit-learn). Experience with front-end technologies (React, Vue.js, JavaScript). Knowledge of security best practices and application security testing. Open source contributions or... 
    React
    Contract work
    For subcontractor

    3B Staffing LLC

    Fenton, MO
    5 days ago

  • Lead Java Developer

     ...work with customer identity, billing systems, and network equipment management. - Experience with full-stack development, including React or Angular for internal tooling. - Familiarity with Agile/Scrum methodologies and SAFE frameworks. - Cloud-native tool... 
    React
    Temporary work

    Elite Technical

    Maryland Heights, MO
    more than 2 months ago

  • Pet Trainer

     ...focused environment. ~ Accredited in PetSmart Training Instructor Course ~ Proficiency in computer applications. ~ Ability to react under pressure and maintain composure. ~ Flexibility in schedule, able to work evenings, weekends, and holidays as needed ~ Strong... 
    React
    Weekly pay
    Full time
    Immediate start
    Weekend work
    Afternoon shift

    PetSmart

    O Fallon, MO
    5 days ago

  • Pet Bather

     ...once trained, cat grooming becomes an essential function of the role.QualificationsProficiency in computer applications.Ability to react under pressure and maintain composure.Flexibility in schedule, able to work evenings, weekends, and holidays as neededStrong organizational... 
    React
    Hourly pay
    Minimum wage
    Full time
    Part time
    Local area
    Immediate start
    Weekend work
    Afternoon shift

    PetSmart

    O Fallon, MO
    1 day ago

  • Senior UI/UX Engineer

    $107.9k - $195.05k

     ...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 of responsive design, component-based development, and modern front-end engineering... 
    React
    Contract work
    Local area
    Immediate start

    Leidos

    Fenton, MO
    5 days ago

  • ASSISTANT STORE MANAGER

     ...and presentations; signing and assortment in all departments; ensure selling floor is adequately stocked.Assists in evaluating and reacting to performance issues.Assists Store Director in training and development of store team.Processes information and merchandise... 
    React
    Full time
    Part time
    Local area

    Neiman Foods Inc

    O Fallon, MO
    1 day ago

  • Retail Sales Associate Full Time

     ...and verbal communication skills. Flexibility in schedule, able to work evenings, weekends, and holidays as needed Ability to react under pressure and maintain composure. Essential physical demands and work environment Associate required to stand, walk,... 
    React
    Weekly pay
    Full time
    Local area
    Immediate start
    Remote work
    Weekend work
    Afternoon shift

    PetSmart

    O Fallon, MO
    5 days ago

  • Retail Store Manager

     ...evenings, weekends, and holidays as neededProficiency in computer applications.Strong written and verbal communication skills.Ability to react under pressure and maintain composure.Strong organizational skills and attention to detail.Supervisory ResponsibilityTypically... 
    React
    Full time
    Local area
    Immediate start
    Home office
    Weekend work
    Afternoon shift

    PetSmart

    O Fallon, MO
    2 days ago

  • Pet Bather

     ...cat grooming becomes an essential function of the role. Qualifications Proficiency in computer applications. Ability to react under pressure and maintain composure. Flexibility in schedule, able to work evenings, weekends, and holidays as needed Strong... 
    React
    Hourly pay
    Weekly pay
    Minimum wage
    Full time
    Part time
    Local area
    Immediate start
    Weekend work
    Afternoon shift

    PetSmart

    O Fallon, MO
    3 days ago

  • Store Manager Unassigned

    $24.04 - $43.27 per hour

     ...Manager in protecting store assets by administering and monitoring internal loss prevention programs and systems. Learns to maintain and react to the electronic surveillance system and ensures price accuracy, using reports and in-store price audits. Learns to analyze... 
    React
    Hourly pay
    Permanent employment
    Local area
    Flexible hours
    Shift work
    Weekend work
    Afternoon shift

    Walgreens

    O Fallon, MO
    4 days ago

  • Retail Sales Associate Part Time

     ...and verbal communication skills. Flexibility in schedule, able to work evenings, weekends, and holidays as needed Ability to react under pressure and maintain composure. Essential physical demands and work environment Associate required to stand, walk,... 
    React
    Hourly pay
    Weekly pay
    Minimum wage
    Full time
    Part time
    Local area
    Immediate start
    Remote work
    Weekend work
    Afternoon shift

    PetSmart

    O Fallon, MO
    5 days ago

  • Software Engineer II

    Job Description: A hands-on full stack engineer that can code and build high quality secure front end and REST API/backend that is modular, functional, and testable. Contribute to all parts of the software's development including design, development...

    Vets Hired

    O Fallon, MO
    4 days ago

  • Software Engineer

    $105k - $128.14k

     ...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, test, and... 
    React
    Permanent employment
    Full time
    Work experience placement
    Interim role
    Worldwide
    Visa sponsorship
    Work visa
    Relocation package
    Flexible hours
    Shift work

    Boeing

    Maryland Heights, MO
    15 hours ago

  • AI Systems and Integrations Engineer

     ...APIs, RAG, tool/function calling, and related technologies Develop practical solutions using Python and, as appropriate, Node.js, React, and low-code/no-code platforms Use AI-assisted development tools and platforms to accelerate application development and... 
    React
    For contractors

    Burns Holdings

    Maryland Heights, MO
    4 days ago

  • Sr. Software Engineer

    Sr. Software Engineer We are seeking a skilled Software Developer with a strong background in Java, Spring Boot, Microservices, and Kafka. The ideal candidate will have a minimum of 5 years of experience in software development, with a proven track record of delivering...

    Echo IT Solutions

    O Fallon, MO
    3 days ago

  • Senior Technical Product Manager

    Mastercard Opportunity We are the global technology company behind the world’s fastest payments processing network. We ensure every employee has the opportunity to be a part of something bigger and to change lives. We believe in connecting everyone to endless, priceless...
    Relocation

    Samprasoft

    O Fallon, MO
    4 days ago

  • Senior Java Full Stack Developer

     ...and scores billions of payment transactions. The ideal candidate will have strong expertise in Java, Spring, Hibernate, Angular/React, cloud-native architecture, and GenAI-enabled development, with experience building highly scalable, secure, and resilient enterprise... 
    React
    Work experience placement
    Local area
    Work visa

    Xcelo Group

    O Fallon, MO
    8 days ago

  • Senior Developer - CRM & E-Commerce - Full-Stack

    $16.5 per hour

     ...CRM, or similar customer-facing/B2B applications — senior-level tenure, not just senior-level title. · Strong front-to-back skills: React on the front end, C# / .NET on the API side, with solid RESTful API design chops. · Strong SQL and relational database skills —... 
    React
    Full time

    Grimco

    Sunset Hills, MO
    13 days ago