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Work Background
Tecrian TecnologiaFounder
Jun. 2024São Paulo, Brasil
LuizalabsHead Sinclog & Transports Product Manager
Nov. 2020 - Jul. 2024• Scale and optimized a cloud-native Transportation Management System (TMS - SINCLOG) using .NET Core, Node.js, MSSQL, MongoDB, Redis and microservices, handling ~10M shipments monthly.
• Designed and implemented critical high-performance APIs and event-driven architectures (Kafka, RabbitMQ, OAuth2, Keycloak), parallel processing to improve real-time logistics tracking.
• Optimized system scalability by transitioning legacy monolithic applications into microservices-based architectures on AWS and GCP using container orchestration strategy.
• Improved delivery performance by integrating real-time tracking and routing algorithms, reducing delivery times and increasing operational efficiency.
• Enhanced data analytics capabilities by implementing data pipelines to BigQuery, Power BI, and NoSQL databases, enabling better decision-making in supply chain operations.
• Refactored and optimized SQL queries and indexing and partitioning strategies, improving database performance and reducing query response up to 100%.
• Automated deployment pipelines (CI/CD) using Gitlab, Azure Devops, Docker, and Kubernetes, increasing software release efficiency and reliability.
• Developed scalable backend services using CQRS, DDD, and event-driven design patterns, improving fault tolerance and system resilience including circuit breaks.
• Integrated third-party services and APIs (Google Maps API, payment gateways, logistics providers) to enhance automation and customer experience.
• Led backend performance improvements, optimizing memory consumption, implementing caching strategies with Redis, and reducing API latency up to 90%.
• Wrote unit and specially integration tests using xUnit, Moq, and Jest, ensuring high code coverage and reliability in production.
• Maintained and improved multiple pre-existing solutions across various stacks, including Java (Spring Boot), .NET Framework, Node.js, React, Angular and PHP (Laravel), ensuring stability and performance improvements.
Sinctec SistemasFounder | Advisor
Apr. 2013• Designed and launched SINCLOG, a cloud-native Transportation Management System (TMS), adopted by major e-commerce players and later acquired by Magazine Luiza.
• Developed scalable SaaS applications using .NET Core, Java, Node.js. Electron, Angular, and microservices-based architecture, ensuring high performance and reliability.
• Developed multiple mobile applications, both native (Android, Java) and hybrid (Ionic, Angular), delivering scalable and user-friendly solutions.
• Published and maintained apps that remain available in app stores, demonstrating long-term usability and adoption.
• Optimized mobile performance, reducing load times and improving UI responsiveness through efficient state management and API optimizations.
• Integrated third-party services, such as Firebase, payment gateways, and push notifications, to enhance functionality and user engagement.
• Engineered event-driven systems with RabbitMQ and Amazon SQS, improving real-time logistics tracking and automation.
• Integrated cloud solutions using AWS and Azure, implementing auto-scaling, containerized services (Docker, Docker Swarm), and infrastructure automation with Ansible.
• Created and Optimized database performance for high transaction volumes, leveraging SQL Server, Mysql, and NoSQL databases for data integrity and speed.
• Developed and launched reusable libraries for multiple tech stacks (.NET, Java, Node.js, Angular, etc.), creating building blocks that accelerated time-to-market for new products and custom solutions.
• Standardized core functionalities across projects, improving code maintainability, reusability, and reducing duplication across multiple applications.
• Optimized development workflows by integrating these libraries into CI/CD pipelines, ensuring seamless adoption and version control across engineering teams.
• Developed Associatec, a SaaS platform managing 400K+ affiliates, processing millions in financial transactions, and serving 300+ Brazilian organizations.
• Refactored and optimized API architectures (RESTful APIs) to improve response times and reduce overhead.
• Implemented DevOps best practices, automating CI/CD pipelines and infrastructure deployment with Terraform and Ansible.
• Built and mentored high-performing engineering teams, fostering innovation and enabling team members to advance into leadership roles.
GroupwebTech Lead Enginner
Jun. 2010 - Apr. 2013Brazil, São Paulo• Led multiple tailor-made software projects, including e-commerce platforms, educational websites, industrial production systems, and logistics solutions, ensuring high-quality and scalable deliveries.
• Managed integrations with legacy systems using SOAP, REST, and direct database connections, solving complex compatibility challenges across different tech stacks.
• Worked with a diverse range of technologies, including .NET, PHP, Java, JavaScript, and SQL/NoSQL databases, adapting to each client's unique requirements.
• Standardized development practices by implementing coding guidelines, version control strategies, improving team efficiency.
• Performed system upgrades and optimizations for legacy applications, improving performance, security, and maintainability while minimizing technical debt.
• Estimated project timelines and costs for custom software solutions, balancing technical feasibility with business constraints to deliver projects on schedule.
• Collaborated with multidisciplinary teams, working closely with designers, project managers, and business analysts to translate customer needs into effective technical solutions.
• Mentored junior engineers, providing hands-on guidance on system architecture, best practices, and problem-solving strategies, contributing to overall team growth.
A3 Editora Comunicação e MarketingWeb Developer
Jun. 2008 - Jun. 2010Brazil, São PauloWorked on software research and development, designing and implementing innovative solutions using PHP, JavaScript, Java, and .NET. Led the development of prototypes and proof-of-concept applications, optimizing system performance and functionality. Collaborated with cross-functional teams to enhance software solutions and drive technological improvements. Conducted feasibility studies and implemented best practices to improve development processes and product efficiency.
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