We’re partnering with a Fortune 500 financial services company to hire a Senior AWS Engineer for a high-impact role supporting a modern, cloud-based experimentation platform. This engineer will play a critical role in building and maintaining scalable infrastructure that enables smarter, faster business decisions across the enterprise. If you're a hands-on cloud engineer with strong AWS expertise, a passion for infrastructure as code, and the ability to thrive in a collaborative, fast-moving environment, this is an opportunity to make a difference on a visible, high-priority initiative. What You’ll Do • Design, build, and maintain infrastructure for an internal experimentation platform using AWS CDK and TypeScript • Leverage EKS and other AWS services to ensure availability, performance, and scalability • Collaborate closely with engineering, architecture, and product teams • Implement security and compliance best practices within a regulated environment • Provide documentation and technical guidance for systems and APIs • Mentor team members and participate in code reviews • Troubleshoot and resolve complex issues in cloud-native systems Required Qualifications • 6+ years of professional experience in software or cloud engineering roles • Deep experience with AWS services • Hands-on experience with AWS CDK, EKS, and TypeScript • Excellent collaboration, communication, and problem-solving skills • Comfortable working in fast-paced, ambiguous environments Preferred Experience • Exposure to experimentation platforms like Kameleoon or Optimizely • Familiarity with ClickHouse, AWS Keyspaces, RDS, EMR, and MSK • CI/CD and DevOps experience with GitHub Actions • Background in solution architecture and infrastructure design Education • Associate’s or Bachelor’s degree in a STEM field preferred, or equivalent work experience