Senior AI agent development talent and rates in Fintech
Senior AI agent development engineers serving FinTech run roughly $155–$215/hr. Stack realities for this combination: Plaid + Stripe + Marqeta core; Snowflake + dbt for finance data; Datadog + Splunk for SOX/PCI logging — common integrations: Plaid / Yodlee account aggregation, Stripe / Adyen card processing, Marqeta / Galileo card issuing. Transaction-level PII + ML feature stores in PCI scope; model-explainability for adverse-action notices
What AI agent development actually requires in 2026
Default 2026 agent stack: LangGraph or CrewAI for orchestration, OpenAI Assistants API or custom function-calling on Claude, Composio or n8n for tool integrations, Redis for short-term memory, pgvector/Pinecone for long-term, and Langfuse/Arize for observability + evals. Agent engineers must design tool schemas that the LLM actually uses correctly, handle failure modes (looped tool calls, hallucinated parameters), and budget for human-in-the-loop interrupts. The discipline is closer to control systems than web dev — most "AI dev" hires can't do it.