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$115k - $184k
...Remote Payment and Presentment System) platform team. This team develops and supports critical software solutions that enable payment... ...operational reliability. • Strong knowledge of data structures, algorithms, and software design patterns. • Excellent communication,...SuggestedFull timePart timeRemote workWorldwideFlexible hoursMasterCard
O Fallon, MO2 days ago- ...Experienced in Java backend application development. Comfortable enough in handling algorithms, data structures, data collections and system design problems Expected to develop new APIs and host new end points. Experienced in Distributed System development using...Suggested
Argyle Infotech
O Fallon, MO4 days ago - ...Java Developer Location: O’Fallon, MO (Onsite from day 1) Interview Process: 3 rounds will be Zoom Duration: 12+ Months Job... ...engineering skills in modular design, data structures, algorithms. Deep knowledge and hands on experience with modern applications...SuggestedWork experience placement
Argyle Infotech
O Fallon, MO4 days ago - ...Java Developer Location: O’Fallon, MO – Day 1 Onsite – No Remote Duration: Long Term Passport copy mandatory to submit the profile... ...application development. • Comfortable enough in handling algorithms, data structures, Data collections and system design problems...SuggestedRemote work
Argyle Infotech
O Fallon, MO4 days ago $140k - $231k
...practices across teams • Apply deep knowledge of data structures, algorithms, and distributed system design to solve complex performance... ...design, and maintainability • Build and enhance internal developer platforms using Backstage or similar frameworks, leveraging plugin...SuggestedFull timePart timeWorldwideFlexible hoursMasterCard
O Fallon, MO2 days ago$92k - $147k
...acceptance discussions with Product Owners and stakeholders. Develop an understanding of the end-to-end technical architecture,... ...design principles, software architecture, data structures, and algorithms with the ability to build maintainable and scalable solutions....SuggestedFull timePart timeWorldwideFlexible hoursMasterCard
O Fallon, MO14 hours ago$92k - $147k
...We're looking for talented software development engineers to develop advanced technologies and applications that are revolutionizing... ...or equivalent practical experience. • Strong foundation in algorithms, data structures, and core computer science concepts. • Strong...SuggestedFull timePart timeWorldwideFlexible hoursDynamic Yield
O Fallon, MO4 days ago- ...provide mentorship. Any experience with mentoring or guiding junior developers would be great What are your top 3 required technical... ...native application development principles. Strong foundation in algorithms, data structures and core computer science concepts....SuggestedFlexible hours
Samprasoft
O Fallon, MO5 days ago $122k - $207k
...experience. Deep expertise in distributed systems, reliability engineering, and production operations. Strong foundation in algorithms, data structures, system design, and automation. Advanced troubleshooting skills across the full technology stack. Proven...SuggestedFull timePart timeWorldwideFlexible hoursShift workMasterCard
O Fallon, MO2 days ago$115k - $184k
...speed and agility as part of a small team. This will involve developing high-performing, highly scalable software solutions and products... ...software design, software architecture, data structures, and algorithms, with the ability to develop scalable and maintainable solutions...SuggestedFull timeContract workPart timeWork experience placementWorldwideFlexible hoursMastercard
O Fallon, MO15 days ago$115k - $184k
...Role As a Senior Software Engineer, you will: • Design, develop, and maintain scalable solutions aligned with enterprise architecture... ..., and performance testing • Leverage data structures and algorithms to optimize test execution, data handling, and performance...SuggestedFull timePart timeWorldwideFlexible hoursMastercard
O Fallon, MO5 days ago$112k - $187k
...technologies to enhance system scalability. ~ Familiarity with algorithms, data structures, scripting, pipeline management, and software... ...and performance. ~ Azure DevOps (AZ-400) and Azure Cloud Developer (AZ-203) certifications preferred. ~ Knowledge of security implementations...SuggestedFull timeMastercard
O Fallon, MO10 days ago$92k - $147k
...expertise. What You'll Do Software Development • Design, develop, test, and maintain Java/Spring Boot microservices. • Design... ...principles, object-oriented programming, data structures, and algorithms. • Experience with source control, code reviews, and CI/CD...SuggestedFull timePart timeWorldwideFlexible hoursMastercard
O Fallon, MO19 days ago- ...as Code solutions using platforms like Terraform, Ansible, Chef to automate provisioning across cloud and on prem environments. Develop reusable modules, playbooks, and automation libraries that standardize infrastructure deployment patterns. Engineer and enhance...Suggested
Dynamic Yield
O Fallon, MO13 hours ago - ...Backend Developer 6+ years of experience in backend development using Java. Strong expertise in Core Java, Spring Boot, and REST APIs. Hands-on experience with Kafka / event streaming platforms. Solid understanding of event-driven architecture concepts. Extensive...Suggested
Omni Inclusive
O Fallon, MO5 days ago - ...Company Description Job Description Key Responsibilities: Design, develop, and maintain backend applications using Java 8 and the Spring Framework. Build real-time, event-driven systems using Kafka. Collaborate with cross-functional teams to deliver...
Jobs for Humanity
O Fallon, MO2 days ago - ...Java Backend Developer Location: O'Fallon, MO, USA Years of Experience: 7 to 10 Years Job Summary: We are seeking a skilled Java Backend Developer with a strong background in software development to join our dynamic team. The ideal candidate will have extensive...
Yantran LLC
O Fallon, MO4 days ago $122k - $207k
...cloud infrastructure engineering, Infrastructure as Code (IaC), CI/CD, software automation, security, reliability engineering, and developer enablement. The successful candidate will drive platform modernization, establish engineering standards, improve operational...Full timePart timeWorldwideFlexible hoursMastercard
O Fallon, MO12 days ago- ...with 'Scale @ Speed' as our guiding principle. Location: Day -1 Onsite Project Scope: Seeks a Senior Software Developer who will be a crucial part of our software team. The selected candidate will have to write scalable, robust, and easy-to-maintain...
Procyon TS
O Fallon, MO4 days ago - ...forward by consistently innovating and problem-solving. The ideal candidate will be part of an exciting, fast paced environment developing cloud-native authentication and security solutions in the mobile and e-commerce space. This position will provide technical expertise...
Samprasoft
O Fallon, MO5 days ago - ...Skills and Experience Required Required: ~12+ years of experience with either some lead experience or multiple senior developer roles. ~ Extensive experience as a full-stack Software Engineer or Software Developer in a fast-paced, collaborative environment...Work at office3 days per week
Veracity
O Fallon, MO1 day ago - ...Jr Salesforce Technical Developer Location: O’Fallon, MO – (Day one onsite) ~5 Years’ experience in building solutions with at least 4 years relevant experience on Salesforce applications ~ Experience in managing large Salesforce transformation projects and Application...
Zortech Solutions
O Fallon, MO4 days ago $96k - $163k
...technical field with a coding background (e.g., physics or mathematics), or equivalent practical experience. Familiarity with algorithms, data structures, scripting, pipeline management, and software design principles. Systematic problem-solving abilities, strong...Full timeMastercard
O Fallon, MO10 days ago- ...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...
Damco
O Fallon, MO4 days ago - ...Role: - Senior Java Developer Location: - O'Fallon, MO Duration: - Long term Required Skills - Agile, API, Cloud, Cucumber, J2EE, Java, Junit, Microservices, Selenium, Spring Boot, SQL What are your top three required technical skills?...Work experience placement
Maintec Technologies
O Fallon, MO3 days ago $105k - $128.14k
...consistently delivering excellence, taking full ownership, and developing innovative solutions that enable critical missions and ensure... ...documentation and maintenance of architectures, requirements, algorithms, interfaces and designs for software productsSupport with debugging...Permanent employmentFull timeWork experience placementInterim roleWorldwideVisa sponsorshipWork visaRelocation packageFlexible hoursShift work$195k - $323k
..., identify risks, benefits, and constraints. Partner with business to identify innovative solutions and drive strategic decisions. Develop business case in alignment with the MasterCard objectives. Lead scenario planning process and creation, validation and review of estimates...Full timePart timeWorldwideFlexible hoursMasterCard
O Fallon, MO4 days ago$99k - $225k
Job Number: R0241538 Agentic AI Developer Opportunity As an experienced engineer, you know that machine learning is critical to understanding... ...of mission‑critical solutions by applying best‑fit ML algorithms and technologies and through the development, deployment, and...Local area- Hogan Suite Position Experience in L2 and L3 Maintenance, Support and Compliances COBOL, VSAM, JCL, DB2, Assembler 1. Working experience in CAMS, Settlement / Billing Systems with DXC Hogan suites (UMB,CIS,CAMS etc.) 2. Strong support experience in CICS, COBOL...Work experience placement
Zortech Solutions
O Fallon, MO4 days ago $45k - $121k
Job Title: DEVOPS ENGINEER City: O Fallon State/Province: Missouri Posting Start Date: 8/14/26 Wipro Limited (NYSE: WIT, BSE: 507685, NSE: WIPRO) is a leading technology services and consulting company focused on building innovative ...Minimum wageLocal areaWipro
O Fallon, MO4 days ago
