Lead AI Engineer – Python - Remote work | REF#304156

BairesDev; Rio de Janeiro; Remote; BRL 643,000 - 965,000; Full time

Benefits offered by this job

100% remote work

Excellent USD compensation

Home office setup provided

Flexible hours

Paid holidays

Mentorship and growth opportunities

Job summary

BairesDev is seeking a Lead AI Engineer – Python to head the development of reusable AI asset libraries and prompt catalogs, and to design scalable APIs for AI components across the org. You will drive prompt engineering, versioning, and evaluation, while shaping the product library and UX for cross-team use.

The role emphasizes building scalable AI infrastructure, advancing structured outputs, and collaborating with teams worldwide in a 100% remote setup.

Qualifications

• 8+ years of software engineering experience.
• Strong proficiency in Python.
• Experience with LLM application development, including prompt engineering, structured outputs, and prompt versioning.
• Proven experience building reusable AI asset libraries, such as skill or prompt catalogs, templates, and metadata search.
• Experience designing APIs for library or catalog services, including CRUD, tagging, versioning, access control, and MCP.
• Experience with React.
• Background with component libraries and portal UX.
• Advanced proficiency in English.

Responsibilities

• Build reusable AI asset libraries, including skill and prompt catalogs, templates, and metadata search.
• Design APIs for library and catalog services, including CRUD operations, tagging, versioning, and access control.
• Develop and refine prompt engineering practices, including structured outputs and prompt versioning.
• Support prompt evaluation and testing through golden sets, regression testing, and quality scoring.
• Contribute to portal UX and component library development where needed.

Skills

Python

LLM development

Prompt engineering

API design

React

Portal UX

English

Tools

LangChain

LangGraph

Snowflake

Job description

At BairesDev®, we've been leading the way in technology projects for over 15 years. We deliver cutting-edge solutions to giants like Google and the most innovative startups in Silicon Valley.

Our diverse 4,000+ team, composed of the world's Top 1% of tech talent, works remotely on roles that drive significant impact worldwide.

When you apply for this position, you're taking the first step in a process that goes beyond the ordinary. We aim to align your passions and skills with our vacancies, setting you on a path to exceptional career development and success.

Lead AI Engineer – Python at BairesDev

In this role, you'll lead the development of reusable AI asset libraries, building the skill and prompt catalogs that let teams reuse proven AI components rather than reinvent them. Designing APIs for catalog services with proper versioning, tagging, and access control, you'll bring engineering discipline to how AI assets are managed at scale. This is your opportunity to lead technically on the infrastructure that makes AI development reusable and consistent across an entire organization.

What You'll Do

• Build reusable AI asset libraries, including skill and prompt catalogs, templates, and metadata search.
• Design APIs for library and catalog services, including CRUD operations, tagging, versioning, and access control.
• Develop and refine prompt engineering practices, including structured outputs and prompt versioning.
• Support prompt evaluation and testing through golden sets, regression testing, and quality scoring.
• Contribute to portal UX and component library development where needed.

What We Are Looking For

• 8+ years of experience in software engineering.
• Strong proficiency in Python.
• Experience with LLM application development, including prompt engineering, structured outputs, and prompt versioning.
• Proven experience building reusable AI asset libraries, such as skill or prompt catalogs, templates, and metadata search.
• Experience designing APIs for library or catalog services, including CRUD, tagging, versioning, access control, and MCP.
• Experience with React.
• Background with component libraries and portal UX.
• Experience with prompt evaluation and testing, including golden sets, regression testing, and quality scoring.
• Advanced proficiency in English.

Nice To Have

• Experience with LangGraph, LangChain, or similar frameworks.
• Familiarity with the MCP protocol.
• Experience with Snowflake.

How we do make your work (and your life) easier

• 100% remote work (from anywhere).
• Excellent compensation in USD or your local currency if preferred
• Hardware and software setup for you to work from home.
• Flexible hours: create your own schedule.
• Paid parental leaves, vacations, and national holidays.
• Innovative and multicultural work environment: collaborate and learn from the global Top 1% of talent.
• Supportive environment with mentorship, promotions, skill development, and diverse growth opportunities.

Join a global team where your unique talents can truly thrive and make a significant impact!