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4 results for Data Engineer in St. Louis, MO

AI/ML Engineer
  • Saint Louis, MO
  • remote
  • Temporary
  • 75.00 - 110.00 USD / Hourly
  • <p><strong>Key Responsibilities:</strong></p><ul><li>Design, develop, and implement machine learning and AI models to solve complex business challenges.</li><li>Collaborate with cross-functional teams to define requirements, collect and prepare data, and deliver scalable, production-ready solutions.</li><li>Evaluate model performance and continuously improve accuracy, reliability, and efficiency.</li><li>Deploy AI/ML solutions to cloud or on-premises environments and monitor operation and outcomes.</li><li>Document methodologies, processes, and results to support future development and compliance requirements.</li></ul>
  • 2026-02-20T18:28:51Z
Java Engineer
  • Saint Louis, MO
  • onsite
  • Temporary
  • 50.00 - 90.00 USD / Hourly
  • <p>Key Responsibilities:</p><ul><li>Design, develop, and maintain robust Java-based applications</li><li>Collaborate with cross-functional teams to define requirements and deliver technical solutions</li><li>Write clean, scalable, and well-documented code following best practices</li><li>Contribute to code reviews, testing, and debugging throughout the software development lifecycle</li><li>Research and integrate new technologies to enhance our products and processes</li></ul>
  • 2026-02-20T18:23:43Z
.NET Engineer
  • Saint Louis, MO
  • remote
  • Temporary
  • 50.00 - 85.00 USD / Hourly
  • <p><strong>Key Responsibilities:</strong></p><ul><li>Design, develop, test, and deploy high-quality .NET applications.</li><li>Collaborate with cross-functional technical and business teams to define requirements and deliver robust solutions.</li><li>Perform code reviews, troubleshoot issues, and optimize application performance.</li><li>Implement best practices for security, scalability, and maintainability.</li><li>Contribute to the documentation of architecture, processes, and systems</li></ul>
  • 2026-02-20T18:28:51Z
Senior Backend Developer
  • St. Louis, MO
  • remote
  • Temporary
  • 76.00 - 88.00 USD / Hourly
  • <p>We’re seeking a Senior Backend Engineer to design and deliver scalable, secure payment and platform integrations using Java and Spring Boot. This role focuses on building resilient backend services, integrating with leading payment providers, and operating containerized services at scale.</p><p><br></p><p>What You’ll Do</p><ul><li>Build and own end‑to‑end payment integrations (Braintree/PayPal, Venmo, Klarna, and similar).</li><li>Develop Spring Boot REST and GraphQL services supporting modern React applications.</li><li>Implement resilient integration patterns such as retries, circuit breakers, and idempotency.</li><li>Deliver vendor integrations via FTP workflows, APIs, and message queues.</li><li>Operate and optimize services on OpenShift/Kubernetes using Docker and Helm.</li><li>Ensure platform reliability through monitoring, logging, tracing, and performance tuning.</li><li>Manage TLS certificates and secure service‑to‑service communication.</li><li>Collaborate with product, DevOps, security, and infrastructure teams.</li></ul><p><br></p>
  • 2026-01-22T15:54:25Z