Nubank
Lead Software Engineer (Crypto, SV) - US - IC6 - 2026
Palo Alto · Hybrid · Full-time · Posted Sep 17, 2026
About the job
Build and operate crypto data pipelines and integrations that provide reliable, personalized context for customer-facing conversational AI experiences.
What you'll do
- Integrate blockchain and crypto systems to source portfolio, transaction, and market data; build pipelines that structure it for AI experiences.
- Define data contracts, tool interfaces, and context schemas with AI platform and ML teams, and model customer profiles for personalization.
- Maintain data freshness, correctness, safeguards, and reliability at scale in collaboration with product and compliance teams.
What they ask for
- Experience building data pipelines and integration layers connecting backend or product data to AI-driven systems, collaborating with ML engineers rather than owning model training.
- Solid understanding of blockchain concepts and crypto products, with ability to integrate with protocols and core crypto infrastructure.
- Experience using customer data and behavior for personalization, such as segmentation, risk profiling, and usage patterns.
- Strong distributed-systems fundamentals and experience designing and operating data pipelines and services at scale.
Nice to have
- Experience with Ethereum, Bitcoin, or Solana; RAG systems or agent tooling in regulated or high-stakes domains.
- Fintech or financial-services personalization, vector databases, embeddings, context retrieval, or partnership with conversational AI/LLM platform teams.
Tools
Ethereum, Bitcoin, Solana, RAG, LLM
AI focus
Integrate crypto and customer data into personalized conversational and agentic AI experiences; collaborate with ML engineers on data contracts and context, and implement safeguards against unsafe or misleading outputs. The posting also states that recruitment may use AI-enabled transcription and analysis tools, but humans make final hiring decisions.
Model-written summary · the original posting is authoritative