Lead AI Engineer (AI)

TL;DR

Lead AI Engineer (AI): Leading engineering for AI initiatives, architecting stacks, and prompt engineering LLMs to solve real-world problems with an accent on RAG and agentic patterns. Focus on building evaluation frameworks for LLM-powered products and taking initiatives from idea to production.

Location: Remote (Brazil)

Salary: $60,000 - $80,000

Company

AI engineering studio and startup incubator that turns customer ideas into reality.

What you will do

• Lead engineering for one or more AI initiatives and architect the technical stack.
• Perform prompt engineering on LLMs to solve real-world problems.
• Collaborate with product managers and designers to take products from idea to production.
• Mentor other engineers to enhance team capabilities.
• Assist in growing the team through interviewing candidates.

Requirements

• Proven experience building products with LLMs (professional or personal projects).
• Expertise in prompt engineering, RAG, and agentic patterns.
• Ability to build evaluations for LLM-powered products.
• Strong written and verbal English communication skills.
• Ability to lead technical direction from concept to production.

Nice to have

• Experience with finetuning LLMs.
• Keeping up to date with the latest AI research papers.
• Experience using AI-powered coding tools like Cursor or Claude Code.

Culture & Benefits

• Culture of growth mindset and learning from mistakes.
• Supportive, ego-free workplace.
• Product and customer-centric approach to problem solving.
• Strong emphasis on ownership and taking initiative.
• Inclusive environment that embraces individual differences.