About Yuno
Yuno is the AI-native operating system of global commerce, powering the financial infrastructure of enterprise merchants, banks, and wallets. Through a single API, Yuno connects them to pay-ins, payouts, fraud prevention, KYC/KYB, and stablecoins globally, so they can operate everywhere.
Yuno is looking for a Staff AI Engineer to be the senior technical leader for Payments Intelligence - the unit building the AI agents and intelligence products that make payments smarter across the platform.
Responsibilities
•Own the architecture of Yuno's AI agents (AIDA, NOVA) and intelligence systems; set the technical direction for agentic AI and raise the bar for the team
•Design multi-step agents with tool use, orchestration, memory, and retrieval-augmented generation (RAG), engineered for reliability and low latency at scale
•Build agents that hold real, dynamic customer conversations across channels (phone, WhatsApp) and 70+ languages, adapting to context and intent
•Define how the unit measures agent quality and safety, with rigorous evaluation, observability, and guardrails so agents behave reliably in a compliance-sensitive, multi-market environment
•Architect the client-intelligence systems that turn payment data into actionable insight for merchants
•Build the AI-driven automation that streamlines internal operations and support
•Mentor engineers and partner with Product, Data Science, and Staff Engineers across domains to ship complex, cross-team AI work
Requirements
•Extensive software engineering experience, with a track record building and shipping production LLM or AI-agent systems
•Deep expertise in agentic systems - multi-step agents, tool use, orchestration, memory, and retrieval-augmented generation (RAG)
•Strong LLM application skills - prompt engineering, evaluation, and guardrails for reliable, safe outputs
•Strong Python for AI/ML, plus solid backend engineering (Go and/or Kotlin) to productionize systems at scale
•Model serving and LLM inference, with the cloud infrastructure to run AI workloads in production (AWS or similar)
•Evaluation and observability for AI - hands-on with tools like LangFuse, LangSmith, Braintrust, or MLflow - plus solid automated testing and CI/CD
•Proven technical leadership - mentoring engineers, driving technical vision, and delivering complex, cross-team projects
•English - advanced proficiency, written and spoken
Nice to have
•Fine-tuning, RLHF, or model customization
•Vector databases (Pinecone, Weaviate, or FAISS) and embedding retrieval
•Building agent workflows with MCP servers or modern agent frameworks
•Conversational AI and speech (speech-to-text / text-to-speech) and multilingual systems
•Experience in the payments or fintech industry
•Running multi-tenant AI platforms or GPU/resource management at scale
•Data pipelines and orchestration (Airflow, Prefect) and warehouses like Databricks, Snowflake, or BigQuery
•Spanish proficiency
Conditions
•Competitive Compensation
•Remote Work - you can work from everywhere
•Home Office Bonus - a one-time allowance to set up your ideal home office
•Work Equipment
•Stock Options
•Health Plan wherever you are
•Flexible Days Off
•Language, Professional, and Personal Growth courses
