Senior Java FullStack Developer

Job Title:Senior Java Full Stack Developer

Location: O'Fallon, MO (only Local)

Type: W2 Contract

***Only qualified Senior Java Full Stack Developer located near O'Fallon MO to be considered due to the position requiring a hybrid presence. ***




Required Education:
Bachelor's Degree or equivalent experience required




We're looking for engineers with experience in:
Frontend: Angular and/or React
Backend: Java and/or Golang
Cloud & Platform: AWS, Kubernetes, and cloud-native technologies
Project Details: Building a cloud-native payment orchestration platform that enables cardholders to seamlessly access Client digital services directly through their banking applications via a single, streamlined integration.




Required Skills:




Build scalable, domain driven microservices using Golang and Python FastAPI, integrating backend APIs with mobile SDKs to establish a reliable orchestration layer.
Deploy and operate cloud-native services on AWS ECS, Fargate, and ARM64 on AWS Graviton, with hands-on infrastructure provisioning and automation using CloudFormation and Terraform.
Build and integrate AI-native capabilities using Amazon Bedrock and AgentCore Runtime, with end-to-end troubleshooting across mobile, backend, cloud infrastructure, and AI runtime layers.