LeadDatabaseAIPlatformEngineer

**FICO (NYSE: FICO)** is a leading global analytics software company, helping businesses in 100+ countries make better decisions. Join our world-class team today and fulfill your career potential! **The Opportunity** Join FICO’s platform engineering team to architect and operate the AI/ML infrastructure powering FICO Assistant — our client-facing AI product serving financial institutions across APAC, EMEA, and North America. You’ll own production AI/ML systems end-to-end: model serving, training pipelines, vector search, cloud databases, and 24x7 operational support. **What You’ll Contribute** * Design and operate production AI/ML infrastructure — model serving (SageMaker, Bedrock, self-hosted LLMs on EKS), training pipelines, and inference optimization. * Own the FICO Assistant database layer — provisioning, scaling, performance tuning, and DR across: * Amazon OpenSearch — embeddings and vector search (k-NN indexes for RAG). * Amazon DocumentDB — conversation/session storage (MongoDB-compatible schema design, compound/TTL indexing, change streams). * Aurora PostgreSQL — Langfuse observability backend. * Amazon ElastiCache Redis — Langfuse caching layer (shard management, eviction policies, Multi-AZ failover). * Build Infrastructure as Code (Terraform, Crossplane, CloudFormation) for all AI/ML and database resources. * Implement CI/CD pipelines for ML systems with automated testing and model validation gates. * Implement monitoring and alerting using CloudWatch and Grafana across all database and AI/ML services. **What We’re Seeking** * 8+ years infrastructure/platform engineering; 3+ years focused on AI/ML infrastructure. * Hands-on ML model serving — SageMaker, Bedrock, vLLM, or TGI. * Vector search / embedding index management — OpenSearch k-NN, dimension tuning, index optimization for RAG. * Kubernetes (EKS) for ML workloads — GPU node pools, autoscaling, service mesh * LLM application patterns: conversation memory, guardrails, agent frameworks (LangChain, Llama