Principal AWS Serverless & AI Engineer

Rob Jensen is a highly experienced software engineer with over 15 years in the field. He is available for contract work, offering 7-8 hours/day overlap with Pacific time. His recent achievements include building internal AI developer tooling for rapid prompt iteration, deploying scale-to-zero infrastructure on Vertex AI (saving thousands/mo in hosting costs), and integrating LLM observability with Langfuse. He has also developed AWS serverless systems capable of handling over 70 million API calls/month for a financial services firm. He specializes in Node, Typescript, AWS (Lambda, Step Functions, DynamoDB, CDK), React, Next.js, PHP, Postgres, and MySQL.