Senior Software Engineer Stealth AI Startup | London | Hybrid We’re hiring for a fast-growing AI startup building a cloud-native analytics platform that transforms large volumes of LLM output into structured, queryable intelligence for businesses and brands. The platform is fully AWS-native, heavily event-driven, and built for scale from day one. The team actively uses AI agents and automation across both engineering and product workflows, not as a gimmick, but as a core operating principle. We’re looking for a Senior Software Engineer to help shape, build, and run the core cloud and data foundation of the platform. What You’ll Be Doing * 4+ years of experience * You’ll take ownership of significant parts of the cloud and data layer, including: * Designing and operating AWS infrastructure (ECS Fargate, Lambda, Step Functions, EventBridge, S3, Athena, DynamoDB) * Building robust ETL / ELT pipelines that transform raw LLM outputs into structured, analytics-ready datasets * Designing event-driven workflows and distributed processing systems * Managing containerised services using Docker and ECS * Implementing CI/CD pipelines and infrastructure-as-code practices * Establishing monitoring, alerting, and reliability standards across production workloads * Optimising system performance, cost efficiency,...