Agentic AI OrchestrationMarket: LangGraph state machines · multi-step planner-executor agents · tool-use loopsBuilt: Built production agents with pre-process → plan (IEP) → enrich → tool-call → post-process graph; multi-planner mux (rule + signal + IEP)
Multi-Agent Systems (A2A)Market: Agent-to-agent protocols · agent composition · delegated reasoningBuilt: A2A graph implementation in vep-engagement-agent enabling agent-to-agent delegation across engagement, digest, and flopilot agents
RAG PipelinesMarket: Retrieval-Augmented Generation · hybrid search · knowledge-grounded answersBuilt: RAG over QuickBooks/tax knowledge base in servicedesign agent; CDC-360 profile retrieval as contextual grounding for personalization
Tool / Function CallingMarket: Structured tool use · OpenAI/Anthropic function calling · typed schemasBuilt: Built typed tool registry (cdc_tool, qb_tool, engagement tools) consumed by LangGraph call_tool handler with schema validation
LLM EvaluationMarket: LLM-as-judge · Ragas-style eval · regression testing for promptsBuilt: Authored judge configs for coherence, hallucination, safety, intent-relevancy, voice-and-tone; live eval pipeline integrated in CI
Streaming UIMarket: Server-Sent Events · token-by-token rendering · React Suspense patternsBuilt: Streaming chat replies via TaskWidgetChatReply with useChatHistory/useSubmitTask hooks consuming SSE from agent services
Microfrontend ArchitectureMarket: Module Federation · independently deployable plugins · runtime compositionBuilt: Six AppFabric plugins composed at runtime in VEP, TurboTax Live, QBOA shells with semantic-release versioning
Design System EngineeringMarket: Token-based theming · cross-product UI primitives · accessibilityBuilt: Built widgets on IDS-TS primitives with multi-theme support (proconnect / quickbooks / intuit) and locale i18n
Type-Safe GraphQLMarket: Codegen · schema-first APIs · end-to-end type safetyBuilt: Auto-generated Java GraphQL clients via Maven plugin + introspection; Apollo Client on UI for typed query/mutation flows
Multi-Tenant SaaSMarket: Tenant isolation · per-tenant config · enterprise SaaS patternsBuilt: Swimlane-isolated tenants (TurboTax / QBOA / small-business); Engagement Type drives per-tenant behavior and routing
Event-Driven ArchitectureMarket: Async messaging · loose coupling · CQRS-style flowsBuilt: AWS SNS + Intuit Event Bus power Info Gathering, Task Events, ITM Event Processor, doc listeners; at-least-once delivery
Observability for AIMarket: Langfuse / Helicone / W&B tracing · token telemetry · safety monitoringBuilt: GenOS tracing on every agent call; per-widget beaconing + RUM via @shell/lib/rum tied to AppDynamics + Splunk