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Career · 2021–2026

Resume.

The roles, systems and credentials behind my production AI work: regulated teams, shipped platforms and measurable results.

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Experience

AI Solutions Consultant → AI Engineer

Promoted
KPMG BrazilMay 2025 – Jun 2026

I built AI systems for tax and compliance teams. Every system kept records of what it did, because regulators demand it. I joined as an AI solutions consultant and was promoted to AI Engineer.

Helped build a legal search engine — Legal and Corporate teams validated 94% of its answers
Cut task time by 30–80% on the workflows I automated
Trained 1,600+ professionals across KPMG's Tax practice to use AI in their daily work

Co-founder & AI Engineer

Founder
Revisa Master2023 – Present

Revisa Master reviews academic manuscripts. I co-founded it and I own its engineering end to end: I built the review platform and I keep it running in production. Stack: Python, Django, CrewAI, ChromaDB, Celery, Docker.

A review that took an expert six hours now takes fifteen minutes
Built the funnels and landing pages behind ~90% revenue growth in one quarter
The system writes a PDF report and cites the rubric question behind every finding

Full Stack Developer

Garden São PauloDec 2021 – Mar 2023

Built the company's digital foundation: first institutional website, CRM integrations, and operational automation for commercial and administrative processes.

Developed the company's first institutional website and digital-presence strategy
Automated quotation generation and inventory-control workflows
Customer-service automation supporting 120%+ revenue growth in the period
Education

Faculty of Technology of Praia Grande

Systems Analysis & Development

2023 – 2026

Completed with a final GPA of 8.8/10. Programming logic, data structures, databases, operating systems, and web development.

University of São Paulo

BA in Linguistics, Portuguese & French

2017 – 2022

Graduated top of cohort with a 9.2/10 GPA. Published academic article "The Critique of Reading." Awarded merit scholarship for academic exchange.

International Experience
University Lumière Lyon 2

Academic Exchange

Full academic and cultural immersion in France. Studied linguistics at native-level French proficiency.

Merit Scholarship Recipient
2022
Lyon, France
Skills

AI & Automation

Multi-Agent SystemsRPADigital Transformation

Cloud & Platforms

AzurePower AutomateCopilot Studio

Programming

Python (Django/FastAPI)JavaScript (React, Next, Node)

Data Engineering

SQL / MySQLData ModelingPandas / NumPyVisualization

DevOps

Git / GitHubDockerLinux / UbuntuAPI REST

Soft Skills

CommunicationCritical ThinkingProblem SolvingLeadership
Certifications & Publications
Course
Institution
Year
Network Technician Career Path
Cisco
2025
Generative AI: Fundamentals
University of Michigan
2025
Python Programming with OOP
Alura
2024
UX/UI: Fundamentals
USP
2022
Storytelling and Influencing
Macquarie University
2020
Peer-reviewed publication · 2026

"As arquiteturas distribuídas e integração de agentes inteligentes" — distributed architectures and intelligent-agent integration

The paper covers multi-agent systems, LLM integration and the Model Context Protocol. I run this same architecture in production. Published in Revista Processando o Saber (eISSN 2179-5150), Vol. 18, n. 01.

Languages
PT
Portuguese
Native
EN
English
Fluent
FR
French
Fluent
ES
Spanish
Intermediate
Volunteering
Sep – Oct 2025

Career Mentor

Instituto Joule

I mentored an early-career AI researcher in healthcare technology, through KPMG's affiliated program. We met for three sessions and worked on career planning, values and personal brand.

Mar – Dec 2019

Film Club Project Lead

ETEC de Itaquera — Itaquera State Technical School

I taught high-school students how to start and run their own film clubs: how to pick films, organize screenings, lead discussions and promote the events.

Mar – Dec 2018

Volunteer Portuguese Teacher

FFLCH-USP — School of Philosophy, Languages and Human Sciences, University of São Paulo

I taught Portuguese at USP's community prep course, for students preparing for university entrance exams. I wrote the lesson plans and the extra materials, and I coached students one on one.

Building AI that has to work every time? Let's talk.

leonardo@leonardosa.pro

Madrid, Spain · from August 2026 · English / French / Portuguese / Spanish

© 2026 Leonardo Costa de Sá