Led the comprehensive digital transformation of multiple legacy systems for a company that is a leading provider of aluminum sheet, plate, and extrusions. Implemented Liferay DXP to empower non-technical departments, enabling them to create and publish content independently, reducing reliance on the IT department.Developed an e-commerce platform using Liferay Commerce, significantly streamlining the sales process and reducing overhead costs.Consolidated disparate solutions and business rules across various geographical business units into a standardized solution, enhancing operational efficiency. Additionally, modernized the technical architecture by migrating it to React, deploying it to the Cloud, and transitioning to a microservices architecture.Engaged in a project with Industrial Logic aimed at developing a restaurant mobile app using extreme programming practices.

Spearheaded the digital transformation of a legacy system for a financial institution, involving the migration into a microservices architecture utilizing Spring Boot and Angular. Enhanced the system architecture by transitioning to cloud infrastructure within a Virtual Private Cloud (VPC) on AWS, leveraging Kubernetes for orchestration. Employed Liferay capabilities for authentication, authorization, approval workflows, user management, CMS, and Elasticsearch integration. The system's features encompassed wire transfer requests, review, and approval processes, generation of financial reports, subscription options for reports, and real-time display of account balances.Led and managed the entire project lifecycle, from discovery to delivery, assuming both management and technical responsibilities.Defined project scope, estimated and managed project costs, and planned project timelines.Managed risks, oversaw team management, and led project development.Defined solutions, designed, implemented, and maintained web applications and portals.Supported and mentored team members in executing these activities.Acted as the primary technical point of contact with clients throughout projects, facilitating negotiations related to scope, cost, timeline, and risks to achieve project goals.

Contributed to a significant project for a major tech corporation, wherein we developed a Learning Management System (LMS) by leveraging Liferay DXP capabilities, particularly the CMS. The system's key features included the user's ability to create and publish courses and training materials for other employees, version control for course versions, collaborative course creation by different authors, asset sharing between courses, implementation of different authorization levels, progress tracking for individuals within courses, and enabling user collaboration via comments on the course platform.Execution of projects in partnership with Liferay Global Services (USA), in the development of web applications and portal solutions Facilitated client meetings in order to collect requirements, acceptance criteria, and define the scope of user stories, ensuring a comprehensive understanding of project needs and objectives. As a senior software engineer, I was responsible or the design, implementation and maintenance of web applications, employing the Scrum methodologyI assumed responsibility for mentoring team members, helping them in their process of learning and skill development.

Responsible for the entire lifecycle of new software features for a specialized CRM and Billing Software focused on the telecommunications industry.Led the software development efforts for a major telecommunications company in Brazil to enhance the installation system for Cable TV services. Implemented support for condominiums, marking a significant expansion of service offerings. Led the design and implementation of a solution that streamlined the installation process for a shared backbone infrastructure, optimized workforce management for TV service installations, integrated changes into the TV provisioning system, and created billing structures tailored for condominium clients.Played a pivotal role as a key team member in the development of an integrated solution for a leading telecommunications company in Brazil. Collaborated with colleagues and different vendors to merge disparate systems handling Cable TV, Mobile, and Internet services, enabling bundled service offerings through a unified sales process, workforce management, and billing system.Development applying Extreme Programming techniques and principles, ensuring high-quality and maintainable code. Launching new features in production, ensuring a smooth transition and minimizing disruption to existing systemsContinuously supported and maintained the production system, troubleshooting issues and addressing issues to ensure client satisfaction.

Development, maintenance, and support of a CRM (Customer Relationship Management) and Billing Software focused on the telecommunications industry.Applied the following Extreme Programming (XP) techniques and principles: pair programming, test-driven development (TDD), continuous integration, collective code ownership, retrospectives, simplicity, feedback, cross-functional teams.As a key team member, contributed to the enhancement of the Cable TV service system, for a major telecommunications company in Brazil, through the integration with a new Cable TV Provisioning System. Developed a software solution that accounted for various requirements, including restricting regions for the new provisioning system, incremental migration of clients from the old system, implementation of promotions to encourage migration, and establishment of specific workforce management rules for equipment installation associated with the new provisioning system.