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  • Java Developer

     ...Sr. Java Developer Key Skills and Experience: ~ Strong hands on experience in Java(J2ee) ~ Strong in webservices(microservices), Rest API's, Oracle DB knowledge, Cloud native(preferably AWS or Azure) ~ Ability to drive end to end development, performance code... 
    Suggested

    Damco

    O Fallon, MO
    1 day ago

  • Java Developer

     ...Java Developer Location: O’Fallon, MO (Onsite from day 1) Interview Process: 3 rounds will be Zoom Duration: 12+ Months Job Description...  ...and implementation of large scale distributed systems and web services building complex software that is testable and... 
    Suggested
    Work experience placement

    Argyle Infotech

    O Fallon, MO
    15 hours ago

  • Java Engineer

     ...ideal candidate for this role would have extensive experience in Java development and be well-versed in cloud-native applications,...  .... # Microservices and REST API Proficiency: Skilled in developing web services, particularly microservices architectures, and REST APIs... 
    Suggested
    Local area

    Damco Solutions

    O Fallon, MO
    2 days ago

  • Java Engineer

     ...Position: Java Engineer Location: Onsite - 5 Days/Week (O'Fallon, Missouri or NYC, NY) Type: Full-Time Employee (FTE)...  ...technologies. This is a highly technical role ideal for senior developers or leads passionate about solving complex problems in a fast-paced... 
    Suggested
    Full time
    Local area

    Veracity

    O Fallon, MO
    5 days ago

  • Senior Java Developer

     ...Architect Overview: As part of an exciting, fast paced environment developing digital identity and security solutions in the mobile and e-...  ...Knowledge of advanced authentication techniques on mobile and web based platforms Web Services - REST/JSON - Advanced Level.... 
    Suggested

    Samprasoft

    O Fallon, MO
    1 day ago

  • Senior JAVA Engineer

     ...Senior Java Engineer Senior Java Engineer O’Fallon MO – Day 1 Onsite BS in CS 1...  ...and system design problems Expected to develop new APIs and host new end points. Experienced...  ...System development using Java/J2EE/Web Technologies. Proven track record in delivering... 
    Suggested

    Argyle Infotech

    O Fallon, MO
    15 hours ago

  • Senior Java Engineer

     ...Build performant, scalable and secure web applications. Provide leadership, guidance...  ...You Successfully designed and developed externally facing web applications utilizing...  ...Skills Basic Qualification: ~ Strong Java Additional Skills: ~ Angular... 
    Suggested
    Local area

    Samprasoft

    O Fallon, MO
    2 days ago

  • Senior Java Developer

     ...Role: - Senior Java Developer Location: - O'Fallon, MO Duration: - Long term Required Skills - Agile, API, Cloud, Cucumber...  ...such as spring and Hibernate • Oracle, PL/SQL, JDBC • Web Services (JAX-WS and JAX-RS with RPC, SOAP, and REST, XML, XSL... 
    Suggested
    Work experience placement

    Maintec Technologies

    O Fallon, MO
    5 days ago

  • Java Technical Lead

     ...Technical Lead Day one ONSITE; O'fallon, MS Sound knowledge of: Java stack (including Spring framework, Spring Batch, etc), React, Rest APIs, SQL (with solid experience working with Oracle) Job Role: Should be capable of responding to customer queries and... 
    Suggested

    Futran Tech Solutions Pvt. Ltd.

    O Fallon, MO
    1 day ago

  • 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... 
    Suggested

    ClifyX

    O Fallon, MO
    2 days ago

  • Lead Java Developer

     ...Interview : Video + F2F Visa : USC, GC This is hybrid from day-1 Lead Java Developer Responsible for identifying and resolving end-to-end performance bottlenecks across distributed systems, Spring Boot services, middleware components... 
    Suggested

    ShiftCode Analytics

    O Fallon, MO
    5 days ago

  • Lead Software Development Engineer

     ...- 10+ years of software engineering experience. - 3+ years leading large-scale distributed system initiatives. - Expert-level Java, Spring Boot, REST APIs, microservices architecture, and distributed systems expertise. - Strong software architecture and software... 
    Suggested

    Dynamic Yield

    O Fallon, MO
    4 days ago

  • Lead Software Engineer

     ...Role • Develop applications using Java/J2EE technologies. • Excellent communication skills with strong Agile knowledge. • Be able to work...  ...availability transaction processing systems and multi-tiered web applications • Self-motivated with the ability to... 
    Suggested

    3B Staffing LLC

    O Fallon, MO
    15 hours ago

  • Lead Java Developer

     ...mentorship. Any experience with mentoring or guiding junior developers would be great Strong Java and Spring Boot experience Cloud Deployments- Azure...  ...of advanced authentication techniques on mobile and web based platforms Web Services - REST/JSON- Advanced... 
    Suggested
    Contract work
    Remote work
    Relocation
    Flexible hours
    2 days per week

    Samprasoft

    O Fallon, MO
    2 days ago

  • Lead Software Engineer (C/C++)

     ...Management to elaborate features, stories, and test strategy for each initiative • Create technical designs and assign work to developers • Develop complex stories in C and write unit tests in C++ (Google Test) • Be a quality gate by leading code and design reviews... 
    Suggested
    Full time
    Part time
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    3 days ago

  • Mid Software Developer

    $75k

     ...O’Fallon, IL Job Summary Mid Software Developer – Backend Software Developer to modify existing...  ...‑oriented environment (Cloud, SOA, Web‑Services) or virtualization environment....  ...React. Experience implementing JavaScript, Java, and SQL. Background check. Successfully... 
    Work at office
    Work from home
    Home office

    Chenega MIOS SBU

    O Fallon, MO
    1 day ago

  • Lead Software Engineer

    $83 - $93 per hour

     ...Client. The Software Engineer role is responsible for working on developing data engineering solutions, approaches for ingestion,...  ...methodologies Top 3 required skills: ~1. Expertise with Java, API, Angular, React ~2. Building Agentic Framework using MCP... 
    Contract work
    Local area
    Immediate start

    Primary Talent Partners

    O Fallon, MO
    5 days ago

  • Lead Software Development Engineer

     ...Be part of the Operations & Technology Fraud Products team developing new capabilities for MasterCard's Decision Management Platform,...  ...to combat fraud and validate cardholder identity. Our patented Java-based platform processes billions of transactions per month in... 
    Local area
    Remote work
    Relocation

    Samprasoft

    O Fallon, MO
    2 days ago

  • Software Engineer II

     ...Program Overview: Sustainability and Innovations Program aims to develop Mastercard sustainability solutions and innovative products for...  ...and organization skills. Key Technology Focus Areas: Java, REST API, Pivotal Cloud Foundry, Jenkins, Spring, Oracle (or any... 
    Local area

    Samprasoft

    O Fallon, MO
    2 days ago

  • Application Support Engineer

     ...understanding on ITIL processes, especially Incident, Problem and Change Management • Must have Production Support work experience in Java Web based applications • Prior exposure to deploying builds/releases • Prior knowledge on Splunk and Dynatrace for Monitoring... 
    Work experience placement

    Futran Tech Solutions Pvt. Ltd.

    O Fallon, MO
    15 hours ago

  • Lead Software Engineer

    $140k - $231k

     ...microservices responsible for both API and web authentication authorizations. This role...  ...•Build and enhance internal developer platforms using Backstage or similar frameworks...  ...experience in backend development with applicable JAVA technologies (Core JAVA, Spring... 
    Full time
    Part time
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    4 days ago

  • Software Engineer II

    $92k - $147k

     ...you will contribute to building scalable backend services using Java/Spring and modern user interfaces using Angular and Node.js within...  ...lifecycle. Role In this role, you will: Design, develop, and own Java-based backend services and REST APIs in a distributed... 
    Worldwide

    Dynamic Yield

    O Fallon, MO
    15 hours ago

  • Lead Full Stack Developer

     ...fraudsters across the globe? Interested in creating Thats the stuff! software for combating scammers? The Transaction Security team develops new products for Mastercard's fraud prevention platform. We protect cardholders / card issuers and aim to eradicate credit card... 

    Samprasoft

    O Fallon, MO
    2 days ago

  • Full Stack Developer

     ...guiding principle. Title- Full Stack Developer Location- St. Louis, MO Mode of Interview...  ...on experience in coding Microservices in Java, building UI/UX, frameworks such as React...  ..., micro services, RESTful APIs, Angular, Web Services, JavaScript, Docker Framework... 

    Yantran LLC

    O Fallon, MO
    5 days ago

  • C++ Developer

    Global Credit Card Authorization Team Opportunity This is an exciting opportunity for you to join the global credit card authorization team. The system facilitates billions of transactions among issuers, acquirers, and service providers. We are looking for engineers...

    Samprasoft

    O Fallon, MO
    2 days ago

  • C++ Developer

     ...C++ Developer – Replacement Location: OFALLON, MO – DAY 1 Onsite (hybrid) Duration: Long Term Number of openings: 1 Roles and Responsibilities: Need someone who can analyze C/C++ code and find performance bottlenecks. Proficient in C/C++ Proficient... 

    Zortech Solutions

    O Fallon, MO
    1 day ago

  • Java Developer

     ...Software Developer Designs, develops, modifies, enhances and implements software systems...  ...of development tools like Eclipse IDE for Java EE Developers, GitHub, Jira, Jenkins, shell...  ...problems for production applications and web services supported by the team in... 

    Software Technology Inc

    Maryland Heights, MO
    1 day ago

  • Software Engineer I

    $72k - $115k

     ...-career software engineer specializing in Java development with a focus on building microservices...  ...applications. What You Will Do: Develop software solutions by translating product...  ...J2EE, Spring, Spring Boot, Kafka, RESTful Web Services, and JPA. Foundational... 
    Full time
    Part time
    Worldwide
    Flexible hours

    MasterCard

    O Fallon, MO
    5 days ago

  • Lead Site Reliability Engineer

     ...healthy. We break down barriers to run our products by fostering developer run ownership and empowering developers to build resilient...  ...ensuring the reliability, scalability, and performance of our Java, Spring Framework applications, supporting essential services that... 
    Full time
    Part time
    Flexible hours

    Dynamic Yield

    O Fallon, MO
    1 day ago

  • DevOps Engineer

     ...Jenkins Pipeline, with Shell Scripting. Experience working with JAVA based applications (must). Working experience on build tools /...  ...Gradle, Artifactory, NPM. Hands-off automation experience of web / application servers (Apache JBOSS & Tomcat) setup,... 
    Work experience placement

    Keylent Inc

    O Fallon, MO
    14 hours ago