[Remote] Senior AI Engineer

Note: The job is a remote job and is open to candidates in USA. Teak is a company focused on reinventing refunds through their proprietary SaaS embedded refund protection platform. As a Senior AI Engineer, you will design and build agentic systems to integrate AI capabilities into the existing platform, ensuring compliance and enhancing user experience.ResponsibilitiesDesign, build, and maintain production-grade agentic systems, multi-agent orchestration, specialist agents, and Human-in-the-Loop workflows, with context management, memory, and tool-callingDevelop MCP servers and tool integrations connecting AI agents to Teak's platform APIs and partner systemsOrchestrate LLMs (Claude, GPT, Gemini, or similar) across the AI layer, selecting the right model per task and managing prompt and system-prompt strategies so agents present refund solutions in pre-approved, compliant languageBuild RAG pipelines that ground agent responses in Teak's policy and product data, with versioning and isolation that prevent hallucination on compliance-sensitive topicsImplement guardrails that enforce compliant offer language, prevent unauthorized coverage claims, and meet regulatory requirements across Teak's marketsBuild evaluation frameworks to monitor, test, and continuously improve agent performance, reliability, and output qualityBuild and operate AI infrastructure on AWS, with structured logging and tracing for auditability and rapid issue resolutionContribute to backend services, APIs, and platform improvements in Python alongside AI work, applying clean code, testing, and strong engineering fundamentalsParticipate in code reviews, document agent system design and integration patterns, take part in Agile workflows, and join the on-call rotationSkillsBachelor's Degree in Computer Science, Engineering, a related field, or equivalent practical experience5+ years of professional software engineering experience, with at least 2 years focused on production AI/LLM application developmentStrong Python proficiency and solid software engineering fundamentalsDeep backend engineering experience, designing, building, and operating production services and APIs (Django or similar framework), with strong fundamentals in testing, code quality, and system designHands-on experience building and deploying agentic AI systems (LangGraph, LangChain, AWS Bedrock Agents, or similar)Demonstrated experience integrating LLM APIs (Anthropic, OpenAI, or similar) into production applicationsExperience building and maintaining RAG pipelines and vector search systemsWorking knowledge of Model Context Protocol (MCP) and tool-calling patternsExperience designing and running LLM evaluation frameworks for quality, reliability, and safetyExperience building and operating AI infrastructure on a major cloud platform (AWS, GCP, or Azure)Strong written and verbal communication, with the ability to explain AI system design to technical and non-technical stakeholdersFully remote position; reliable internet connection and an appropriate home office workspace requiredBackground in a compliance-sensitive industry (insurance, fintech, legal) where regulated AI output and guardrails matterExperience operating LLM systems at high volume, with attention to latency, cost, and cachingFamiliarity with AWS Bedrock or similar managed AI platforms and agent runtimesExperience with model fine-tuning, customization, or distillationContributions to open-source AI tooling or frameworksBenefitsFully Remote Working EnvironmentCompetitive Salary and Equity OpportunitiesUnlimited Paid Time-offMedical, Dental, and Vision BenefitsAnnual Bonus Program401k Matching$100/month for Event Ticket PurchaseCompany Sponsored EventsCompany OverviewTeak provides embedded refund, purchase protection, and refund management solutions for merchants and experience platforms. It was founded in 2016, and is headquartered in Phoenix, Arizona, USA, with a workforce of 11-50 employees. Its website is https://www.helloteak.com.