Senior AI Engineer (Python, LLMs) - Remote Work

BairesDev; Brasil; Remote; BRL 481,000 - 695,000; Full time

Benefits offered by this job

100% remote work

Competitive compensation in USD or USD

Hardware and software setup for home/远

Flexible hours

Paid parental leave and holidays

Diverse, multicultural environment

Job summary

BairesDev is seeking a Senior AI Engineer to architect and optimize production-grade AI solutions using Python, LLMs, and RAG workflows. You’ll drive performance, reliability, and scalable integration with LLM APIs.

You will collaborate with global teams, mentor engineers, and contribute to strategic AI initiatives while working fully remotely with flexible hours and a competitive USD compensation package.

Qualifications

• 5+ years of software/AI engineering experience.
• Strong Python development skills.
• Experience with LLMs and API integrations.
• Experience building RAG pipelines and semantic search.
• Proficient in English.

Responsibilities

• Design and implement scalable RAG pipelines and semantic search.
• Integrate LLM APIs to support complex workflows.
• Architect ETL/ELT pipelines for unstructured data.
• Build production-grade AI applications with robust monitoring.
• Collaborate with cross-functional teams to define AI opportunities.

Skills

Python

LLMs

OpenAI APIs

RAG workflows

Semantic Search

LangChain

English

Tools

OpenAI API

LangChain

Agentic workflows

ETL/ELT

APIs integration

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.

Senior AI Engineer (Python, LLMs) at BairesDev

As a Senior AI Engineer (Python, LLMs), you will design, develop, and optimize production‑grade applications powered by Large Language Models. You will serve as a technical driver in translating complex data requirements into scalable AI solutions, ensuring robust performance and seamless integration of LLM architectures.

What You’ll Do:

• - Design and implement scalable retrieval‑augmented generation (RAG) pipelines and semantic search capabilities.


• - Develop and integrate high‑performance application layers with LLM APIs to support complex workflows.


• - Architect automated ETL/ELT pipelines to ingest, process, and prepare unstructured data for AI workflows.


• - Implement evaluation loops and monitoring frameworks to ensure the accuracy, safety, and reliability of AI outputs.


• - Collaborate with cross‑functional teams to identify and shape strategic opportunities for intelligent automation.

What we are looking for:

• - 5+ years of experience in Software Engineering, AI Engineering, or a related field.


• - Strong proficiency in Python and integrating LLMs, specifically OpenAI APIs.


• - Proven experience building and optimizing RAG workflows and Semantic Search.


• - Experience with orchestration frameworks like LangChain or Agentic workflows, and ETL/ELT processes.


• - Advanced proficiency in English.

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 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.