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Java Microservices Architect Jobs in Missouri (NOW HIRING)

ACI Infotech

Java Developer

Lake Saint Louis, MO · On-site

$48.25 - $62.50/hr

St. Louis, MO In short, I require ::-- Java , spring boot , microservices and AWS ( cloud is ... in the design and architecture of sustainable software • Assist in developing continuous ...

Navtech, Inc.

FULL STACK JAVA DEVELOPER

Lake Saint Louis, MO · On-site

$49.75 - $64.25/hr

Develops overall architecture/ product design documents, technical design specifications for ... Knowledge of an Enterprise Service Bus (ESB) and developing/provisioning microservices. * Working ...

Staffingine LLC

WCS Developer

Springfield, MO · On-site

Familiarity with microservices architecture and containerization Docker Kubernetes * Exposure to ... HTML/HTML5,J2EE,Java,JavaScript,MySQL,Apache Struts, HCL Commerce, Java Server Pages (JSP ...

Staffingine LLC

Java Tech Lead

Saint Louis, MO · On-site

$55 - $60/hr

Oversee the design and architecture of applications using Java 11, Spring MVC, and Microservices. * Provide technical guidance on SQL Server, Kafka, and ETL processes. * Collaborate with cross ...

MasterCard

Senior Software Engineer - Java

O Fallon, MO · Hybrid

$116K - $153K/yr

Design and implement RESTful APIs, microservices, and event-driven integrations to enable scalable ... Participate in architecture and technical design discussions, evaluating technologies and ...

Mastercard, Inc.

Senior Software Engineer - Java

O Fallon, MO · On-site

$116K - $153K/yr

The successful candidate will partner closely with Product, Engineering, Risk, Architecture, and ... Spring Boot / Spring Framework, REST APIs, Microservices, JPA / Hibernate oFrontend: React, Angular ...

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Java Microservices Architect information

What does a Java Microservices Architect do?

A Java Microservices Architect is responsible for designing and overseeing the implementation of microservices-based architectures using the Java programming language. They break down complex applications into independent, modular services that can be developed, deployed, and scaled individually. Their role includes selecting appropriate frameworks, ensuring system reliability, and defining integration patterns between services. Additionally, they collaborate with development teams to enforce best practices, optimize performance, and ensure security across the microservices ecosystem.

What are the key skills and qualifications needed to thrive as a Java Microservices Architect?

To thrive as a Java Microservices Architect, you need expertise in Java programming, microservices design patterns, system integration, and a solid understanding of software architecture principles, often supported by a degree in computer science or related fields. Familiarity with tools like Spring Boot, Docker, Kubernetes, RESTful APIs, and cloud platforms such as AWS or Azure, along with relevant certifications, is typically required. Outstanding problem-solving, leadership, and communication skills help in guiding development teams and translating business needs into scalable solutions. These skills are crucial for delivering robust, efficient, and maintainable architectures that support evolving business requirements.

How does a Java Microservices Architect typically collaborate with development and operations teams during a project lifecycle?

A Java Microservices Architect plays a central role in bridging development and operations teams throughout a project's lifecycle. They work closely with developers to design scalable, modular services and establish best coding practices, while also partnering with DevOps engineers to ensure smooth deployment, monitoring, and maintenance. Regular meetings, architecture reviews, and hands-on guidance are common, as architects often mentor team members and help troubleshoot complex integration issues. This collaborative approach helps ensure system reliability, performance, and alignment with business goals.

What is the difference between Java Microservices Architect vs Java Backend Developer?

AspectJava Microservices ArchitectJava Backend Developer
Required CredentialsBachelor's in CS, Microservices, Cloud certificationsBachelor's in CS, Java certifications
Work EnvironmentDesigning and overseeing microservices architecture, collaborating with teamsDeveloping and maintaining Java backend applications
Employer & Industry UsageTech companies, cloud-based services, enterprise solutionsSoftware firms, startups, web applications
Search & Comparison IntentUnderstanding architecture roles, high-level designDevelopment tasks, coding, implementation

The Java Microservices Architect focuses on designing and overseeing microservices architecture, requiring strategic planning and high-level technical skills. In contrast, a Java Backend Developer primarily codes and maintains backend Java applications. Both roles often work in similar environments but differ in scope and responsibilities.

What are popular job titles related to Java Microservices Architect jobs in Missouri?

For Java Microservices Architect jobs in Missouri, the most frequently searched job titles are:

What job categories do people searching Java Microservices Architect jobs in Missouri look for?

The top searched job categories for Java Microservices Architect jobs in Missouri are:

What cities in Missouri are hiring for Java Microservices Architect jobs?

Cities in Missouri with the most Java Microservices Architect job openings:

Java Microservices Architect jobs near you
Infographic showing various Java Microservices Architect job openings in Missouri as of September 2026, with employment types broken down into 92% Full Time, 2% Part Time, and 6% Contract. Highlights an 77% Physical, 6% Hybrid, and 17% Remote job distribution.

Artificial Intelligence Architect

Weldon Spring Heights, MO

Long Finch Technologies
IT Services • 51 - 200 employees
Learn more about Long Finch Technologiesexternal

Full-time

Posted 13 days ago

Job description

NEED ONLY USC/GC. CAN WORK FROM ANY NEARBY OFFICE. NO NEED TO RELOCATE TO A DIFFERENT PLACE

WE ARE LOOKING FOR ARCHITECT FOR THIS POSITION NOT DEVELOPER.

Artificial Intelligence Architect

Java 21+, Spring Boot, Spring AI
Microservices, event-driven architecture (Kafka, SQS/SNS)
REST/GraphQL API design, gRPC
Design patterns, Enterprise architecture and scaling
AI / ML Integration
Experience with Agentic AI / multi-agent frameworks at enterprise scale.
LLM integration via Anthropic Claude API, OpenAI, or AWS Bedrock
RAG architectures, vector databases (OpenSearch, Pinecone, pgvector)
Model serving, inference optimization, prompt engineering
Spring AI, Langgraph, Google ADK, A2A, MCP.
Prompt Engineering, prompt caching, Token optimization.
AWS

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