<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>
<p>Our company is seeking a skilled .NET Engineer for a contract-based assignment in St. Louis. The ideal candidate will have a strong background in developing, deploying, and maintaining web and software applications using the .NET framework. This is an excellent opportunity to make a significant impact on mission-critical projects with a dynamic, collaborative team.</p><p><strong>Key Responsibilities:</strong></p><ul><li>Design, develop, and maintain scalable applications using .NET technologies.</li><li>Collaborate with cross-functional teams to define, design, and deliver new features.</li><li>Optimize application performance and ensure security best practices.</li><li>Troubleshoot, debug, and resolve complex technical issues.</li><li>Participate in code reviews and contribute to technical documentation.</li><li>Support application deployment and ongoing maintenance.</li></ul><p><br></p>
<p><strong>Data Engineer (Contract) – St. Louis, MO</strong></p><p><strong>Overview:</strong></p><p>Our company is seeking an experienced Data Engineer to join our team for a contract engagement in St. Louis, MO. As a Data Engineer, you will play a critical role in designing, building, and maintaining robust data pipelines and architectures to support advanced analytics and business intelligence initiatives.</p><p><strong>Key Responsibilities:</strong></p><ul><li>Develop, construct, test, and maintain scalable data architectures and data pipelines.</li><li>Integrate data from diverse sources (structured and unstructured) for analytics and reporting.</li><li>Optimize database performance and ensure data quality.</li><li>Implement data security, privacy standards, and compliance protocols.</li><li>Collaborate with data scientists, analysts, and business stakeholders to gather requirements and deliver effective data solutions.</li><li>Troubleshoot and resolve data-related issues and bottlenecks.</li><li>Automate data ingestion and transformation processes.</li><li>Support ongoing data management, documentation, and best practices.</li></ul>
