Senior Developer Infra Engineer - AI Testing & CI/CD

Sift Stack, Inc. is seeking a Senior Software Engineer to design and own the developer infrastructure and testing environments that help engineers ship faster and with confidence. You will enable production-like environments on demand and build the tools for AI coding agents to test and validate code autonomously. You will work across CI/CD, deployment automation, and scalable test infra, collaborating closely with engineering teams to boost velocity, reliability, and software quality while