Marco Antonio Gonzalez Junior Solutions Architect | Cloud Engineer | AI

Solutions Architect - Artificial Intelligence

Capco

Sep 2024 - Current (2 years 2 months)

Leading AI-driven legacy modernization initiatives using knowledge graphs and LLMs to transform enterprise COBOL systems. Designed intelligent legacy modernization platform using Neo4j knowledge graphs, LangGraph, and AWS Bedrock to automate COBOL application transformation, delivering 85%+ reduction in migration timelines Engineered production RAG systems combining semantic search (Elasticsearch, Faiss) and knowledge graphs (Neo4j) to achieve 95% fidelity in preserving business logic during legacy COBOL migration to Java/.NET Led team of 8 engineers implementing LLM orchestration frameworks, enabling automated extraction of functional requirements documentation from enterprise-scale legacy systems comprising millions of lines of code Stand

Senior Solutions Architect

IBM

Jul 2022 - Sep 2023 (1 year 3 months)

Architected enterprise AI solutions using IBM WatsonX, designing foundation model fine-tuning pipelines and advanced RAG systems with continuous learning capabilities for financial services clients. Architected 10+ foundation model fine-tuning pipelines and RAG knowledge bases using WatsonX, PyTorch, and TensorFlow, achieving 85% automated resolution rate and improving customer satisfaction by 25% Designed multi-cloud MLOps infrastructure with automated continuous learning pipelines on AWS and Azure, maintaining 99.9% availability while processing 5M+ monthly AI interactions Architected multi-dimensional model evaluation framework using BERTScore semantic analysis and human-in-the-loop assessment, achieving 15% higher customer satisfaction

Senior Solutions Architect

banQi

Jun 2019 - Jul 2022 (3 years 2 months)

Led technical architecture and engineering teams at fast-growing fintech startup, promoted from Technical Lead to Principal Engineer, driving system scalability and strategic technical direction. Architected microservices platform using Docker, Kubernetes, TypeScript and Go supporting 10x traffic growth, reducing system response times by 65% and achieving 99.95% system uptime Built ML-powered fraud detection system with real-time scoring, reducing fraudulent transactions by 40% and false positives by 25% Unified system architecture implementing Domain-Driven Design and serverless computing (AWS Lambda, Node.js, TypeScript), establishing technical standards and ensuring alignment with business strategy Led adoption of containerization across

Tech Lead

Petlove

May 2015 - Jun 2019 (4 years 2 months)

Led technical architecture for Brazil's largest pet supplies e-commerce platform, driving digital transformation initiatives. Architected prime membership platform using Ruby on Rails, Elixir, and PostgreSQL, achieving 30% of monthly revenue ($2M+) and 500% increase in customer repurchase rate Led ERP system modernization using Python and distributed warehouse management, enabling multi-state expansion and supporting 200% business growth Built Business Intelligence team of 6 engineers, implementing big data solutions with ETL pipelines that improved inventory forecasting accuracy by 85% Designed automated supply chain optimization using machine learning algorithms, reducing procurement costs by 15% and eliminating 90% of stockout incidents

Solutions Architect

Jüssi

Nov 2012 - May 2015 (2 years 7 months)

Architected digital marketing automation solutions as Facebook Marketing Partner and Google Partner for enterprise clients. Led Facebook Marketing Partner certification, collaborating with Facebook Engineering using GraphQL APIs to deliver marketing automation for biggest e-commerces in Brazil Architected Google Ads automation platforms using Java and RESTful APIs, managing $5M+ monthly ad spend and achieving 40% improvement in ROAS Built real-time bidding optimization algorithms using statistical modeling, reducing customer acquisition costs by 25% across 5k+ enterprise campaigns Designed scalable attribution platform using message queues and distributed processing, processing 10M+ daily events with sub-second response times

Senior Software Engineer

Editora Abril

Sep 2008 - Nov 2012 (4 years 3 months)

Developed large-scale content management systems for Brazil's leading media and entertainment publisher. Built Veja SP platform using HTML5, CSS3, JavaScript, and MySQL, serving 500K+ monthly users with 99.9% uptime Architected enterprise content management system using Java and SOA, supporting 20+ publications and 200+ concurrent editors Optimized database performance using advanced SQL queries and caching strategies, reducing page load times by 60% and supporting 10x traffic growth Led migration from legacy systems to modern web architecture using agile methodologies, improving development velocity by 75%

(Java Enterprise Architect)

Serasa Experian

Union Toyota Wdotnet Internet (Owner), Flyever Electronics

Marco Antonio Gonzalez Junior

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Marco Antonio Gonzalez Junior

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