Sr Java Developer

This position does not offer visa sponsorship or subcontracting (C2C) arrangements. Candidates must be authorized to work in the U.S. with no sponsorship and be willing to work on our W-2.*Only qualified Senior Java Full Stack Developer located near O'Fallon MO to be considered due to the position requiring a hybrid presence. *12 Months Contract Role Required Education: • Bachelor's Degree or equivalent experience requiredRequired Skills, Experience, & Abilities: • Frontend: Angular and/or React • Backend: Java and/or Golang • Cloud & Platform: AWS, Kubernetes, and cloud-native technologiesResponsibilities: • 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. • This role will focus on rapid POCs and prototyping, working closely with engineers from an acquired startup and provide broad access to AWS Cloud and AI environments for hands-on experimentation. • The engineer is expected to independently build, deploy, run, troubleshoot, and demonstrate end-to-end solutions to internal and external stakeholders.