Senior AI Platform Backend Engineer #26-21439

No C2C, Hybrid, in-office 3 days a week. 1 day must be either a Monday or a Friday. Day-to-day: Backend Engineer responsible for building and maintaining backend services and APIs, supporting existing applications, fixing production issues, and developing new features. The role sits on an AI-focused team, offering exposure to AI technologies, but the primary focus is strong backend engineering rather than AI development. 3 must-have skills: Developing APIs in Node, JS and Typescript. Appropriate

job summary: We are looking for a Senior Backend Engineer to design, build, and support the backend services that power our enterprise AI and knowledge management platforms. You will primarily work on a proprietary Content Management System (CMS) built with Node.js and TypeScript while contributing to Python-based services that support AI capabilities. This role focuses on scalable APIs, cloud-native services, and the systems that enable secure access to enterprise knowledge. location: St. Lou

What You Will Do Design, build, deploy, and support production AI solutions. Develop agentic workflows, tool integrations, and orchestration pipelines. Build and evolve RAG and agent-based architectures. Create evaluation frameworks to improve quality, groundedness, and reliability. Implement AI observability, tracing, and monitoring capabilities. Develop automated testing and regression validation processes. Integrate AI solutions with APIs, enterprise applications, and data sources. Des

Strategic Staffing Solutions is currently looking for a Senior AI Platform Backend Engineer, a W2 contract opportunity. This is a W-2 contract opportunity, and candidates must be able to work on our W-2 only. NO C2C or 1099. Senior AI Platform Backend Engineer Employment Type: W2 Only (No C2C or 1099) Duration: 12-month contract with a possibility to extend Location: St. Louis, Missouri Schedule: Hybrid-3 days per week; 1 day must be a Monday and Friday. Interview: first round via Teams, second