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  • Software Engineer

     ...PostgreSQL, and MongoDB.Experience with web services (SOAP/RESTful), servers (WebSphere, JBoss, Tomcat), HTML, JavaScript, jQuery, React or Angular, and IDEs such as Microsoft Visual Studio or Eclipse is a plus.Experience with tools such as Maven, Gradle, Jenkins, Chef... 
    React
    Work experience placement

    Saxon Global

    O Fallon, MO
    4 days ago

  • Production support engineer

     ...using collaboration between Biz Ops Teams, operationally ready, in-tact automation is in place, and product is fully supportable by our React (Production Support) Team. Maintain services once they are live by measuring and monitoring availability, latency and overall... 
    React

    Zortech Solutions

    O Fallon, MO
    2 days ago

  • Lead Software Engineer

     ...Successfully designed and developed externally facing web applications utilizing modern single page application frameworks. Angular and React JS experience preferred.Deep understanding of JavaScript and its benefits and quirks.Proven experience building ADA and WCAG... 
    React
    H1b
    Local area
    Relocation

    Samprasoft

    O Fallon, MO
    4 days ago

  • Senior Java Developer

     ...Integration frameworks such as Apache Camel or Spring Integration Experience with monitoring service performance Frontend exposure to Angular 2+ or modern SPA frameworks such as React + Redux Knowledge of HTML5, ES5/ES6, TypeScript, SASS, and CSS3... 
    React
    Contract work
    Local area

    Apptad Inc

    O Fallon, MO
    3 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
    3 days ago

  • Lead Software Engineer

     ...Top Priority Requirements Strong expertise in Java, APIs, Angular, and React Experience building Agentic Frameworks utilizing MCP layers and LLMs Strong logical design, analytical, and solution architecture skills based on product and platform requirements... 
    React
    Temporary work

    Delan Associates, Inc

    O Fallon, MO
    more than 2 months ago

  • Sr. Software Developer

     ...enterprise technology platforms and systems. Hands-on experience in coding Microservices in Java, building UI/UX, frameworks such as React, Angular, spring boot, RDBMS, Oracle and event driven architecture. Experience in deploying applications using CI/CD pipelines,... 
    React

    Yantran LLC

    O Fallon, MO
    4 days ago

  • Senior Software Engineer - Java

    $115k - $184k

     ...highly available backend services using Java, Spring Boot, and Spring Framework. • Develop modern, responsive user interfaces using React, Angular, TypeScript, JavaScript, or similar technologies. • Design and implement RESTful APIs, microservices, and event-driven... 
    React
    Full time
    Part time
    Worldwide
    Flexible hours
    3 days per week

    MasterCard

    O Fallon, MO
    4 days ago

  • Software Engineer

    $115k - $184k

     ...member of the MasterCard B&MI Technology focusing on development of Enterprise Application Development using Java tech stack and Angular/React as the Front-end technologies.Participate in the gathering of business requirements.Ensure software designs align with MasterCard's... 
    React
    Full time
    Part time
    Work experience placement
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    4 days ago

  • Software Engineer I - Full Stack

    $45k - $60k

     ...Docker Git AI-assisted development tools Experience with all of these is not required . If you have experience with React, Angular, Express, Fastify, another SQL database, or similar technologies, those skills transfer well to our environment. AI-Assisted... 
    React
    Full time
    Internship
    Immediate start
    Relocation

    Midtown Home Improvements

    Wentzville, MO
    13 days ago

  • Software Engineer SME

    $131.3k - $237.35k

     ...APIs Object-oriented Programming: Python, Java, and JavaScript Advanced Programming: Go Front-end and Back-end Frameworks: React, Angular, Vue.js, jQuery, Spring Boot, Django, Node.js, Flask, or Svelte. Cloud Development: Multi-cloud architectures: AWS, IBM... 
    React
    Contract work
    For contractors
    Local area
    Immediate start

    Leidos

    Valley Park, MO
    4 days ago

  • SRE ENGINEER

    $60k - $135k

     ...Automation : automation using XLR/ shell scripting/ ansible/ python ( Anyone) Roles/responsibilities performed by the Biz Ops React team members and tools used in their applications: Work Orders - Resolve Work orders in form of Business/functional queries, ad... 
    React
    Minimum wage
    Local area
    Shift work
    Weekend work
    Day shift
    Afternoon shift

    Wipro

    O Fallon, MO
    3 days ago

  • Lead Software Engineer

    $140k - $231k

     ...Development ExcellenceOwn delivery of robust, secure, and high-performance software across backend platforms and frontend applications (React, TypeScript). Drive engineering excellence in coding standards, modular design, and maintainability. Design and develop software... 
    React
    Full time
    Part time
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    2 days ago

  • Senior Full Stack Software Engineer

    $115k - $184k

     ...discovery, metadata management, and platform integration capabilities.We are seeking a Senior Full Stack Software Engineer with strong React, Angular, and Java development expertise to help build and enhance the applications that power these capabilities. This role... 
    React
    Full time
    Part time
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    2 days ago

  • 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

  • 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
    a month 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
    Local area
    Immediate start
    Weekend work
    Afternoon shift

    PetSmart

    O Fallon, MO
    5 days ago

  • Developer (Full Stack) (Expert)-App & Platform Mgmt-IT-Corp-US

     ...clean, scalable code, integrating backend data, and designing functional, user-friendly UIs and web layouts using HTML and CSS and React js. In this Role, You'll be working in the R&D department of Bayer helping automate the greenhouses. Job Requirements: ~ BS/... 
    React

    Infotree Global Solutions

    Wildwood, MO
    2 days ago

  • Business Intelligence Developer

     ...semantic layer; ensure every metric traces to the source of truth. Develop and maintain full-stack data applications (TypeScript/React front ends; Python/FastAPI back ends) that serve metrics directly from the semantic layer. Deliver executive- and operator-facing... 
    React

    Insight Global

    Maryland Heights, MO
    1 day 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
    4 days ago

  • Lead Software Engineer (Full Stack)

    $126.82k - $149.2k

     ...RESTfulAPIs,andService-OrientedArchitecture(SOA)withexperiencebuildingscalable,high-throughputapplications.StrongproficiencyinJava,SpringBoot,React.js,TypeScript,JavaScript(ES6+),HTML5,andCSS3.Experiencedevelopingcloud-nativeapplicationsonAzureand/orAWS,... 
    React
    Full time
    Work experience placement
    Local area
    3 days per week

    US Bank

    Earth City, MO
    5 days ago

  • RN Specialty Clinic - Breast Surgery (F/T Days)

     ...Other: Skills, Knowledge, and Abilities: Skill in assisting and performing a variety of medical treatments and procedures. Ability to react calmly and effectively in emergency situations. Must be able to interpret, adapt and apply guidelines and policies. Must be able to... 
    React
    Local area

    Mercy

    Ballwin, MO
    1 day 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
    Weekend work
    Afternoon shift

    PetSmart

    O Fallon, MO
    5 days ago

  • ASSISTANT STORE MANAGER

     ...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... 
    React
    Local area
    Flexible hours

    Neiman Foods Inc

    O Fallon, MO
    4 days ago

  • Retail Store Manager

     ...and holidays as needed ~ Proficiency 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 responsibility... 
    React
    Bi-weekly pay
    Full time
    Local area
    Immediate start
    Home office
    Flexible hours
    Night shift
    Weekend work
    Afternoon shift

    PetSmart

    O Fallon, MO
    5 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
    4 days ago

  • Software Engineer II

    Software Engineer IILocation: OFallon, MOProgram Overview: Sustainability and Innovations Program aims to develop Mastercard sustainability solutions and innovative products for Consumer solutions. S&I program team is looking for a high-energy, detail-oriented individuals...
    Local area

    Samprasoft

    O Fallon, MO
    4 days ago

  • Sr. Software Engineer

    Senior Software EngineerSeeks a Senior Software Engineer who will be a crucial part of our software team. The selected candidate will have to write scalable, robust, and easy-to-maintain code, and will be required to translate software requirements into high-performance...
    Work experience placement

    Keylent Inc

    O Fallon, MO
    4 days ago

  • RN

     ...provides patient centric care. Ability to concentrate for long periods of time, work well under stress and be able to think and react quickly in emergencies. Licensure and Certifications Is personally responsible for obtaining, and maintaining, a current RN license... 
    React
    Work experience placement
    Work at office

    Mercy

    Wildwood, MO
    3 days ago

  • Software Engineer - Frontend

     ...feature flags for graduated rollout and testing Data-driven approaches to optimizing user experiences across multiple applications React + Next.js for web development React Native + Expo for mobile development Tailwind CSS Building multi-profile / sub-account... 
    React
    Full time
    For contractors
    Work at office

    Augustine Institute Inc

    Florissant, MO
    13 days ago