CareerPlan

Staff AI Engineer

São Paulo, brFull-time2026-10-22 → 2026-11-10

Core

Lead the strategy and adoption of GenAI in Marketing Services products, connecting technical depth in LLMs with concrete product opportunities and operational efficiency.

Role type

Staff AI Engineer (Senior IC with functional leadership)

Builds

Production GenAI solutions, RAG pipelines, and multi-agent architectures for Marketing Services

Domain

Marketing Technology (Martech) and Generative AI

Deliverable

production ML models

Required skills

GenAI strategy, LLMs, RAG, agents, Python, SQL, statistical analysis, model evaluation, technical standards, cross-functional influence

Preferred skills

Fine-Tuning, Transfer Learning, AWS Bedrock, orchestration tools (n8n, Flowise), Prompt Optimization

Technologies

Python, SQL, OpenAI SDK, LangChain, CrewAI, AWS Bedrock Agents, MCP

Responsibilities

Conduct comparative experiments with LLMs and agents; Design and optimize RAG pipelines; Establish evaluation frameworks for GenAI; Measure performance, cost, and ROI; Decide on architectural trade-offs (Prompt Engineering, RAG, Fine-Tuning); Partner with Product and Engineering teams; Translate technical results into roadmap recommendations; Set technical standards and responsible AI practices; Mentor AI Engineers and elevate team technical level.

Seniority

Staff, hands-on IC with functional leadership