Fabio Marzullo

Head of Technology & Software Architect

Rio de Janeiro, Brazil
+55-21-996319281
fabio@marzullo.com.br

About Me

A visionary technology executive and software architect with over 25 years of experience driving innovative solutions and leading high-performance teams across EdTech, FinTech, LegalTech, and Game Development. Known for delivering mission-critical projects for government agencies, international corporations, and startups, I blend deep technical expertise with strategic leadership.

Passionate about emerging technologies, I am particularly enthusiastic about AI/ML advancements and the transformative potential of Large Language Models (LLMs). My interests span Python, Blockchain, and cutting-edge AI/ML applications, continuously pushing the boundaries of what's possible in software and systems design.

Core Competencies & Skills

Strategic IT Leadership

  • Overseeing multi-disciplinary teams
  • Directing IT strategy
  • Optimizing processes to align technology with business goals
  • Integrating AI/ML initiatives for data-driven decision-making

Architectural Excellence

  • Designing robust, scalable architectures
  • Cloud, mobile, and web applications
  • Security, performance, and reliability focus
  • Incorporating AI/ML solutions

Programming Languages

  • Python
  • Java
  • C/C++
  • JavaScript
  • Swift (iOS/Xcode)

Web & Mobile Development

  • React
  • HTML, CSS, JavaScript
  • Native iOS development with Xcode
  • Responsive and accessible design

Databases & Data Management

  • SQL Server, Oracle
  • MySQL, PostgreSQL
  • MongoDB
  • Advanced database modeling
  • Performance tuning

Frameworks & Tools

  • Spring Boot, Flask, Django
  • Ruby on Rails, Vue.js
  • Unity 3D
  • Docker, Kubernetes
  • Git (CI/CD)

AI/ML & LLM Skills

  • TensorFlow, PyTorch
  • Scikit-learn, Keras, Transformers
  • NLP techniques
  • Data preprocessing
  • Model deployment
  • Large language model integration

Methodologies

  • Agile (Scrum)
  • UML
  • Service-Oriented Architecture (SOA)
  • Model-Driven Architecture (MDA)
  • Domain-Driven Design (DDD)

Professional Experience

2022 - 2025

Head of Engineering

BeyondRisk

Directed all IT departments and led strategic planning for a next-generation risk management platform. Spearheaded AI/ML initiatives across multiple projects, including data analytics powered by large language models (LLMs), integrated call center solutions, and cybersecurity projects.

Defined and implemented scalable, API-driven infrastructures to support real-time analytics and complex data integrations. Architected the company's data lake using RabbitMQ, Icenberg, Spark, and Trino.

2021 - 2025

Technical Leader

BairesDev

At BairesDev, I significantly contributed to several high-profile projects, consistently demonstrating high performance and technical excellence.

Defined and implemented scalable, API-driven infrastructures to support real-time analytics and complex data integrations. Architected the different Python and AI/ML/LLM solutions for multiple customers.

2024 - 2025

Contract Software Engineer - AI/ML & Recommendation Team

Lionsgate

Engineered high-performance APIs to power content recommendation engines that improved user engagement metrics. Worked closely with data scientists and machine learning experts to integrate predictive algorithms into production systems.

2020 - 2024

Contract Software Architect

Glory Makeup (Taiwan)

Designed and developed backend infrastructure for a cutting-edge mobile augmented reality application, significantly enhancing user experience. Delivered a robust, scalable system that supported rapid growth and high availability.

2016 - 2022

Project Coordinator - Public Management & Finance Control

Tribunal de Contas do Estado de São Paulo (TCE-SP)

Coordinated more than 50 projects focused on digital transformation in public management and finance control. Key initiatives included Plenário Virtual (web voting platform), Protocolo Digital (mobile document submission app), and Financial Transparency Tools.

2000 - 2016

Technical Manager & Project Architect

Coordination - Postgraduate Programs, COPPE/UFRJ

Directed over 20 critical projects across multiple domains (finance control, HR, logistics, telecommunications) for prestigious clients including the Brazilian Navy and Ministry of Defense. Improved process efficiencies, modernized legacy systems, and introduced agile methodologies.

2023 - Present

CEO

Unlimited AI

Leading development of AI projects, focusing on Python, AWS, Flask, SQLAlchemy, MySQL, PostgreSQL, and AI/ML and LLM integrations.

2023 - Present

CEO

Unlimited Studio

Unlimited Studio is a pioneering game company dedicated to creating engaging and educational experiences for children. Our mission is to blend fun and learning seamlessly, providing young minds with the tools they need to grow and thrive.

Combining fun and education to nurture young minds. Explore interactive activities across key knowledge areas for children aged 3 to 6.

2010 - 2022

CEO / Technical Leader / Software Architect / Engineer

Sinn Tecnologia

Led development for HealthTech, LegalTech, GovTech, FinTech, and EdTech projects. Key projects included Initial Dex Offering Platform, Smartshare Home and Vehicle System, and Ministry of Labour business intelligence platform.

2016 - 2020

CTO / Technical Leader / Game Designer

Arcolabs

Oversaw the technical direction and game design for a portfolio of mobile games, collaborating with diverse teams. Notable titles included 'UTC Não Pode RIR', 'O Diário de Mika', 'Aplicativo do Senninha', 'Game do Corinthians', and the award-winning PlayEduca Disney Edition.

Project Portfolio

Integrated Registration - REGIN

Management - PSCS-RJ

An innovative solution designed to assist entrepreneur to incorporate faster in Brazil. Used by more than 1000 cities, it managed to lower incorporation time from 150 days to less than 30 days.

Brazilian Navy Catalog System - SINGRA

Management - Brazilian Navy

A management system to handle parts and equipment in the Brazilian Navy. Integrated with NATO's system, it is a critical software for security readiness.

Brazilian Navy Logistic Support System - SISALI

Management - Brazilian Navy

A management system to handle war ships maintenance and logistic support, also a critical software for security readiness.

Plenário Virtual

GovTech - TCE-SP

Web voting platform to monitor county performance during the COVID-19 crisis. Created in just 4 days to maintain critical government operations.

Protocolo Digital

GovTech - TCE-SP

Mobile application to facilitate digital document submission, reducing paper usage and improving operational efficiency.

IEGM Panel

GovTech - TCE-SP

Interactive dashboard that gives visibility to São Paulo state residents on management information for all municipalities in the state.

De Olho na Escola

GovTech - TCE-SP

Mobile application providing citizens with a tool to monitor and control public schools throughout the state.

Initial Dex Offering Platform

FinTech - Sinn Tecnologia

Designed underlying infrastructure with a focus on security, scalability, and regulatory compliance for cryptocurrency offerings.

Sinn.wallet

FinTech - Sinn Tecnologia

Digital mobile wallet for securely managing encrypted data, integrated with Sinn.id platform and supporting cryptocurrency accounts.

DFM-BI

FinTech - Brazilian Navy

Dashboard for managing financial indicators across all Military Organizations, developed in partnership with COPPE/UFRJ.

Newsela Content System

EdTech - Newsela

Built and optimized microservices and APIs for Newsela's content recommendation engine, using AI/ML models for similarity and clusterization.

Amazing Wise Friends

EdTech - Unlimited Studio

Educational platform helping children learn reading, writing, and basic mathematics through interactive virtual reality, applications, and games.

PlayEduca Disney Edition

EdTech - Arcolabs

Award-winning educational game platform offering activities developed by Brazilian educators according to the National Curriculum Base of the Ministry of Education.

Soccer Cards League

Game Dev - Sinn

Card manager game simulating soccer matches, allowing players to build decks and face friends or other opponents, with partnerships from dozens of soccer clubs worldwide.

Mika's Diary App

Game Dev - Supertoons

Mobile application for the Disney Channel and Disney Junior TV animation series, featuring memory games, coloring activities, karaoke, and puzzles.

Senninha App

Game Dev - Arcolabs

Digital mobile platform with games, leisure activities, and video downloads, allowing children to engage with Senninha's world while learning determination and positive attitudes.

Lionsgate Recommendation Engine

AI/ML - Lionsgate

High-performance APIs to power content recommendation engines that improved user engagement metrics through predictive algorithms.

Kanban ML

AI/ML - Project Builder

Machine Learning technology that observes a real Kanban board through video camera and identifies/tracks task movements across To-Do, Doing, and Done lanes.

Enigma AI

AI/ML - FinTech

AI system for financial market analysis and prediction, leveraging machine learning algorithms to identify patterns and opportunities.

Dr. Licita

AI/ML - LegalTech

AI bot for public procurement analysis, automatically scanning and identifying opportunities based on company profiles and capabilities.

Education & Certifications

Doctor of Science in Computer Science & Engineering (Stricto Sensu)

COPPE/UFRJ

2008 - 2014

Focused on advanced systems architecture and computational intelligence.

Master of Science in Computer Science & Engineering (Stricto Sensu)

COPPE/UFRJ

2003 - 2006

Conducted research in service-oriented architectures and software engineering.

Bachelor of Computer Science (Stricto Sensu)

Federal University of Rio de Janeiro (UFRJ)

1996 - 2002

MBA in Business Management (Lato Sensu)

Fundação Getúlio Vargas (FGV)

2009 - 2010

Graduated in the top 5 of the class, emphasizing strategic leadership and business analytics.

Postgraduate in Artificial Intelligence & Machine Learning (Lato Sensu)

Columbia University / Emeritus

2019 - 2020

Specialization in Blockchain Technologies (Lato Sensu)

MIT Sloan School of Management / GetSmarter

2019

Specialization in Contracts Law (Lato Sensu)

Fundação Getúlio Vargas (FGV)

2019 - 2020

Certifications

  • Sun Certified Java Programmer (Since June 2002)
  • IEEE Services Computing Certified (Since 2008)
  • MPS.BR Certified (Since 2007)
  • Borland Certified JBuilder Developer & Instructor (Since May 2003)

Publications & Presentations

Harnessing Large Language Models for Enhanced Business Analytics

Under development, IGI, 2025

Upcoming book focusing on practical applications of LLMs in business intelligence and data analytics.

iPhone na Prática: Aprenda a Desenvolver Aplicações para iOS

2012

Comprehensive guide to iOS application development, covering the fundamentals and advanced techniques.

SOA na Prática: Inovando seu Negócio por meio de Soluções Orientadas a Serviços

2009

Book on implementing Service-Oriented Architecture to drive business innovation.

Practical Perspectives on Educational Theory and Game Development

IGI, 2021

Book exploring the intersection of education theory and game development principles.

Academic & Conference Presentations

Presented research and case studies at major international conferences including IEEE, World Congresses, and industry summits in Las Vegas, Berlin, Barcelona, and Rome.

Key topics included IT governance, model-driven development, and the integration of AI/ML in enterprise systems.