Senior Developer; St. Louis

PLEASE NOTE: This position requires permanent U.S. work authorization. Candidates requiring current or future visa sponsorship, including those on F‑1/OPT, CPT or H1B, are not eligible for this role. This role is not open for staffing partners or corp‑to‑corp candidates.

The INFOPS Application Development team delivers and supports on‑prem and cloud platforms that power our custom application development organization. These highly available platforms support internal users and external customers around the globe. Our team operates in a fast‑paced, collaborative environment, emphasizing Platform Engineering best practices, Infrastructure as Code, Git Ops, and automation. As the organization continues to mature, the team is also evolving toward AI‑native engineering, incorporating intelligent automation and AI‑assisted workflows to reduce operational toil, improve reliability, and accelerate delivery across the software development lifecycle.

The team partners with stakeholders to provide secure, reliable, and high‑performing platforms that are simple to consume.

• Design and build end‑to‑end full‑stack applications using Node.js on the backend and Vue.js on the frontend, delivering cohesive, production‑ready features from database to UI.
• Develop scalable REST/Graph
  
  QL APIs and microservices that integrate with platform technologies such as Apache Solr, Mongo
  
  DB, Postgre
  
  SQL, Oracle, and Rabbit
  
  MQ deployed on Kubernetes.
• Build and maintain internal libraries and SDKs that simplify consumption of platform services, and refactor existing applications for efficiency, reliability, and maintainability.
• Lead architecture decisions for new features, ensuring solutions align with Twelve‑Factor App principles and WWT best practices.

• This role requires comfort working alongside AI‑powered tools while maintaining strong engineering judgment, validation, and accountability for outcomes.
• Sr Developers will contribute to the adoption and continuous improvement of AI‑enabled workflows by providing feedback, identifying opportunities for automation, and safely incorporating AI assistance into repeatable operational patterns.
• This includes leveraging approved AI tools and agents to assist with platform operations, troubleshooting, automation, documentation, and workflow efficiency under established governance and best practices.
• Sr Developers on the INFOPS Application Development team are expected to actively use and support AI‑assisted and agentic engineering workflows as part of their day‑to‑day work.
• Develop agent‑to‑agent (A2A) AI workflows or applications.
• Design, implement, and maintain MCP (Model Context Protocol) servers that expose enterprise data and capabilities to AI agents and LLM‑powered workflows.

• Own and evolve CI/CD pipelines using Git Hub, Jenkins, and Codefresh, from commit hooks through automated testing and production deployment.
• Develop and maintain deployment orchestration tools and automation workflows on Kubernetes‑based platforms (including Open Shift).
• Drive Dev Ops improvements: infrastructure‑as‑code, automated testing, deployment reliability, and monitoring with Prometheus and Grafana.
• Participate in on‑call rotation, monthly maintenance windows, and platform lifecycle tasks to ensure platform reliability.

• Mentor mid‑level and junior developers, conducting code reviews and sharing architectural knowledge to elevate team capability.
• Work with customers and stakeholders to understand integration needs and translate business requirements into robust engineering solutions.
• Collaborate with partner engineering teams to drive efficiencies across the organization and contribute to WWT best practices.
• Maintain strong documentation and actively contribute to team knowledge sharing.
• Work effectively in a fast‑paced environment with shifting priorities, balancing support work, ad‑hoc requests, and project deliverables.

• Bachelor’s degree in Computer Science, MIS, or related field, or equivalent experience
• 5+ years of professional development…