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  • Python Developer

     ...Design, build, and maintain user-facing features using React Native. Develop secure, scalable backend services and APIs using Java. Integrate front-end components with backend services using REST APIs and JSON. Work on performance optimization, reliability... 
    Java

    ShrinQ Consulting Group Inc

    Saint Louis, MO
    2 days ago

  • Java Full Stack Lead

     ...UI specializing in React , Extensive Backend service Knowledge, Database integration and Migration experience Sound knowledge of Java, Spring, Junit or TestNG, Eclipse Intellij IDE, Rest Assured, JbehaveCucumber frameworks, Databases, APIs (REST/SOAP), Continuous Delivery... 
    Java

    Omni Inclusive

    Saint Louis, MO
    6 hours agonew

  • React Native Developer

     ...Primary Skills Enter required skills separated by commas (e.g., Java, Python, React) Required Skills Enter additional skills separated by commas (e.g., Git, Docker, AWS) Job Description: ~ As one of our valued React Native Developers, your... 
    Java

    3B Staffing LLC

    Saint Louis, MO
    6 hours agonew

  • Java Developer

     ...About the Role Java Developer position for a US Remote Contract role. Qualifications Basic Qualifications A Bachelors degree in Computer Science, Software Engineering or related discipline. Required Skills ~6+ years of experience in software... 
    Java
    Contract work
    Remote work

    GeorgiaTEK Systems Inc.

    Saint Louis, MO
    7 hours agonew

  • 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... 
    Java

    Delan Associates Inc

    O Fallon, MO
    6 hours agonew

  • Lead Android Developer

     ...best practices Hands-on experience in most of the following: Android Tech Required Skills: Java, Kotlin (OOP) Android SDK, different versions of Android MVC architecture, Design patterns, Memory management Security... 
    Java
    Remote work

    TriOptus LLC

    Saint Louis, MO
    6 hours agonew

  • Senior Java Developer

     ...development and delivery of software solutions. Researches alternative technical solutions for changing business needs. Title: Senior Java Developer/Engineer Location: O’Fallon, MO Duration: Through Q3 2024 Job Description Summary Provides support of... 
    Java
    Work experience placement

    Global Business Ser. 4u

    O Fallon, MO
    6 hours agonew

  • Senior Java Developer

     ...options (e.g., Aflac), and a 401(k) for all W-2 employees (and their families if needed) We are seeking three mid-to-senior level Java Developers to join a cloud-native engineering team building high-scale backend services. This role is ideal for developers with strong... 
    Java
    Contract work
    Remote work
    3 days per week

    Agile Resources Inc

    Saint Louis, MO
    2 days ago

  • Senior Software Engineer - Java

     ...incorporating security into all decisions and daily job responsibilities ~3+ years of software development experience ~2+ years of Java development experience ~3+ years of UI Development Experience including CSS3, HTML5, Responsive/Adaptive ~ Experience with... 
    Java
    Work from home

    Enterprise Mobility Inc

    Saint Louis, 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... 
    Java
    Contract work

    JSR Tech Consulting

    Saint Louis, MO
    2 days ago

  • React Native Developer

    $120k - $180k

     ...permissions, and platform-specific behaviors. Experience with native modules and bridging between React Native and Swift, Objective-C, Java, or Kotlin. Familiarity with Expo and React Native CLI development environments. Experience implementing secure authentication... 
    Java
    Full time
    H1b
    Local area
    Immediate start
    Remote work
    Visa sponsorship

    Bright Vision Technologies

    Chesterfield, MO
    1 day ago

  • Senior Mobile App Developer

    $120k - $130k

     ...experience in a company setting responsible for development in one or more of the following languages: Springboot, Angular, SQL, XML, JAVA, .Net, JavaScipt or other necessary programming languages Five years of programming experience must be in a company environment... 
    Java
    Work experience placement
    Remote work

    Insight Global

    Saint Louis, MO
    2 days ago

  • Mobile Frontend Developer

     ...frontend development. · Proficiency in 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... 
    Java
    Remote work

    Krest Global Solutions

    Saint Louis, MO
    a month ago

  • Full Stack Engineer

     ...Developer to join our team. The Full Stack Developer will support the development of both front-end (JavaScript/React) and back-end (Java/Spring) applications using DevSecOps best practices. The team will be responsible for operations and maintenance activities, as well... 
    Java
    Work experience placement

    Tarkik Solutions

    Saint Louis, MO
    4 days ago

  • Production support engineer

     ...Location: OFALLON, MO – DAY 1 Onsite (hybrid) Duration – Long Term Number of opening: 2 Project Scope: Debugging Skills, Java, Spring Boot, SQL, ITSM Activities, Remedy, Monitoring Role & Responsibilities: Engage in and improve the whole lifecycle of... 
    Java

    Zortech Solutions

    O Fallon, MO
    19 hours ago

  • Software Engineer II

    $145,000 per week

     ...enterprise notification platform, which processes transaction events and delivers notifications through email, SMS, and APIs. Develop Java and Spring Boot microservices, contribute to event-driven platform modernization, and support testing, deployment, reliability, and... 
    Java

    Mastercard

    O Fallon, MO
    12 hours agonew

  • Java Lead

     ...Java Lead Role - Java Lead Experience Required - 6+ Years Must Have Technical/Functional Skills Object-oriented Programming Web services & API standards (REST/OAuth/JSON) Programming & Scripting Languages (2 or more of Java, C++, Scala, JS, Python, Shell... 
    Java

    ClifyX

    O Fallon, MO
    1 day ago

  • Principal Software Engineer

     ...consistency, and long-term maintainability. Qualifications ~7+ years of professional software engineering experience with .NET (or Java ecosystem) and modern JavaScript frameworks (React, Angular, etc.). ~ Strong background in Ecommerce solutions and ERP/PIM... 
    Java

    Work Life Limbo

    Chesterfield, MO
    4 days ago

  • Lead Software Engineer

     ...RAG systems, prediction and scoring services, model serving, and agentic applications. This role is ideal for an engineer with deep Java expertise and practical Python/ML experience who can make sound architectural and build-versus-buy decisions. Responsibilities... 
    Java
    Permanent employment
    Full time
    Remote work

    Harnham

    Saint Louis, MO
    4 days ago

  • Senior Backend Developer

     ...Job Summary: We are seeking experienced Senior Backend Developers with a strong background in Java and microservices. The ideal candidates will have 8-15 years of experience in backend development, with a focus on writing high-quality, scalable, and performant code. This... 
    Java

    Omni Inclusive

    Saint Louis, MO
    1 day ago

  • Senior Java Full Stack Developer

     ...Work Experience: 7+ Years Work Auth All Visas Accepted (No H1 and No Fake profiles) We are looking for an experienced Senior Java Full Stack Developer to design, develop, and enhance a next-generation Decision Management Platform that processes and scores... 
    Java
    Work experience placement
    Local area
    Work visa

    Xcelo Group

    O Fallon, MO
    15 days ago

  • SDC Java Software Developer---Senior---St. Louis

    $67k - $136.8k

     ...field A minimum of 3 years’ experience in technology software development Back-end experience using modern technologies like Java, Python, Node.js, REST, NoSQL, Microservices, Serverless, and Cloud technologies like AWS, or Azure Front-end development with... 
    Java
    Summer holiday
    Flexible hours

    Ernst & Young

    Saint Louis, MO
    more than 2 months ago

  • Software Developer

     ...solutions to Aeronautical based applications. Duties will include building AWS services, deep understanding of software languages (C#/Java, Python, Shell), participate in Agile Methodology, perform deployments to multiple dev, test and operational environments, patching,... 
    Java
    Full time
    Apprenticeship
    Local area

    LanceSoft

    Saint Louis, MO
    1 day ago

  • Lead Site Reliability Engineer

     ...Engineer (SRE) to join our growing team. You will play a critical role in ensuring the reliability, scalability, and performance of our Java, Spring Framework applications, supporting essential services that power Mastercard's global operations. As a leader thought leader... 
    Java
    Full time
    Part time
    Worldwide
    Flexible hours

    Mastercard

    O Fallon, MO
    20 days ago

  • Senior Java Engineer

     ...Job Description Job Description Overview We are looking for a highly skilled Senior Java Engineer to design, develop, and maintain enterprise-grade applications. The ideal candidate will have deep expertise in Java, Spring Boot, and microservices architecture... 
    Java

    The Giant Bullseye

    Saint Louis, MO
    a month ago

  • Lead Java Developer

    Lead Java Developer Our client, a multinational telecommunications technology company is seeking a highly experienced and strategic Lead Java Developer to architect, lead, and deliver scalable microservice-based solutions in a cloud-native environment. Key Responsibilities... 
    Java
    Temporary work

    Elite Technical

    Maryland Heights, MO
    more than 2 months ago

  • Lead Developer, Internal Core Apps (Maximo)

     ...using logs and other methods. ~ Experience in Maximo Workflow design and development. ~ Experience designing and building Maximo Java Customizations. ~ Experience developing in an agile environment a plus. ~ Proficiency in developing, configuring and supporting... 
    Java
    Work experience placement
    Work at office
    Local area
    Remote work
    Flexible hours

    Spire Inc.

    Saint Louis, MO
    9 days ago

  • Senior Software Engineer

     ...proficiency in multiple programming languages, including experience with at least several of the following: Go C/C++ Python Java Candidates should demonstrate: Data structures and algorithms knowledge Debugging and troubleshooting expertise... 
    Java
    Remote work

    Acuity

    Saint Louis, MO
    6 hours agonew

  • Lead BizOps Engineer

     ...situations and making decisions with a sense of urgency is needed. Experience in one or more of the following is preferred: C, C++, Java, Python, Go, Perl or Ruby. Interest in designing, analyzing and troubleshooting large-scale distributed systems. Experience in... 
    Java
    Shift work

    Samprasoft

    O Fallon, MO
    1 day ago

  • Senior Software Engineer

    $130k - $180k

     ...Ability to decompose ambiguous, complex problems into incremental solutions ~ Experience with object-oriented languages (C#, PHP, Java, etc.) and relational databases (MySQL, PostgreSQL, SQL Server, etc.). ~ Experience designing, building and maintaining scalable and... 
    Java
    Temporary work
    Work visa
    Flexible hours

    Total Expert

    Saint Louis, MO
    19 hours ago