Urgent W2 Hiring || Senior Software Engineer || Hybrid || O’Fallon, Missouri

About the role

We're looking for a hands-on engineer to build an innovative, AI-enabled payment and benefits platform from the ground up. This role focuses on rapid prototyping, API integrations, cloud-native development, and agentic AI.

Location: O Fallon, MO (Hybrid 3 days onsite) | Contract: C2C, 6 months | Interview: Video call

Requirements

• Strong Golang development experience
• Python API development (FastAPI preferred)
• React and/or Angular
• AWS, ECS, Kubernetes, and cloud-native technologies
• Microservices, REST APIs, and third-party integrations
• CI/CD and application deployment
• Experience with AI-assisted development and AI agents

Qualifications

• Enjoys building POCs and prototypes from scratch
• Strong problem-solving and integration skills
• Comfortable working in a fast-paced, innovative environment
• Able to collaborate directly with product and engineering stakeholders