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Work Background
TallerSenior Software Architect @ Paypal
Apr. 2022BrazilClient: PayPal – Tsys Platform (Credit Platform) • Enhanced and maintained PayPal’s Tsys Platform, focusing on migrating legacy Java components to Golang for improved performance and scalability. • Developed gRPC APIs, replacing outdated SOAP interfaces, resulting in faster and more secure communication between services. • Led integrations between third-party and internal systems, ensuring seamless data exchange and system compatibility. • Optimized CI/CD pipelines and enhanced automation processes, reducing deployment time and improving operational efficiency. • Containerized workloads using Docker and Kubernetes, leveraging AWS infrastructure for scalable and reliable deployments. Tech Stack: AWS, Java, Golang, gRPC, Docker, Kubernetes, Oracle Database.
X-TeamSenior Software Engineer @ Riot Games
Sep. 2021 - Mar. 2022BrazilProject: Working with a pivotal message broker and event-handling framework instrumental to the company's operational efficiency called REBUS. • Leveraged advanced technical acumen in Amazon Web Services (AWS), Golang, Docker, Kubernetes, and Apache Kafka to lead the development and enhancement of the REBUS (Riot Enterprise Bus) project. • Achieved a 20% increase in deployment efficiency and a 25% improvement in message processing throughput through strategic implementation of Kubernetes and Kafka optimizations. • Implemented a Docker and AWS-powered continuous deployment pipeline, accelerating delivery by 10x. Techstack: Techstack: Amazon Web Services (AWS), Golang, Java, Kotlin, Docker, Kubernetes, Kafka, MySQL.
X-TeamSenior Software Engineer @ LSQ Funding
Aug. 2020 - Aug. 2021Porto Alegre, Rio Grande do Sul, BrazilProject: I was at the forefront of advancing FastTrack, a software that efficiently managed over $3 billion USD in invoice payments across the US. • Led the development and maintenance of new features on the FastTrack software at LSQ Funding. • Managed a high-volume system handling over 3 billion USD of invoices, leveraging Amazon Web Services, Kotlin, Dropwizard, Docker, Kubernetes, and MySQL in a microservices architecture. • Introduced automated testing procedures, increasing code quality and reducing bug resolution time by 10x. • Designed and implemented data indexing strategies, leading to a 30% reduction in query response times in the MySQL database. Techstack: Techstack: Amazon Web Services (AWS), Golang, Java, Kotlin, Docker, Kubernetes, Kafka, MySQL.
DBC CompanySenior Software Engineer Lead @ Renner
Jan. 2020 - Jul. 2020Porto Alegre, Rio Grande do Sul, BrazilProject: I engineered state-of-the-art solutions for Brazil's largest fast fashion company, propelling a leading fast fashion brand into a new digital era. • Led solutions architecture optimizing sales channels with Microsoft Azure, Golang, Java, Kotlin, and microservices. • Orchestrated an omni-channel strategy, boosting customer engagement and sales. • Implemented conversational commerce, increasing customer satisfaction by 15%. • Centralized tax solutions, mitigating compliance risks effectively. • Streamlined order management, cutting fulfillment times by 20%. Techstack: Azure, Microservices, Golang, Java, Kotlin, Docker, Kubernetes, Postgres, Oracle, MongoDB, Kafka and RabbitMQ, React and Typescript.
DBC CompanySenior Software Engineer Lead @ Parus
Jun. 2019 - Jan. 2020Porto Alegre Area, BrazilProject: I fostered the development of cutting-edge management software tailored for corporate restaurants. My role encompassed foundational leadership and the establishment of robust development processes within a cloud-native environment. • Engineered a comprehensive physical and logical deployment model for seamless scalability. • Established and led the backend development team, providing the foundational structure. Techstack: AWS, Microservices, Golang, Java, Kotlin, Docker, Kubernetes, Postgres, Oracle, MongoDB, Kafka and RabbitMQ, React and Typescript.
Crossover for WorkSenior Developer & Cloud Architect @ Aurea Software
Jan. 2018 - Jun. 2019Porto Alegre, Rio Grande do Sul, BrazilProject: In my tenure as the Senior Developer & Cloud Architect at Aurea Software, I led the charge in cloud operations automation, driving service excellence and infrastructure resilience. • Automated new environment creation using Ansible and Terraform scripts. • Deployed the new global anti-virus solution (GFI). • Monitored and provided Root Cause Analyses (RCAs) for production issues. • Delivered in-depth Root Cause Analyses to mitigate and prevent production issues. • Successfully integrated technologies from acquisitions like Mobilogy, ResponseTek, and NextDocs with zero downtime. • Spearheaded the transition to AWS spot fleet, cutting infrastructure costs by over 30%.
Crossover for WorkTech Lead @ Optiva Inc
Jun. 2017 - Jan. 2018Porto Alegre, Rio Grande do Sul, BrazilProject: I drive the architectural design and delivery of multi-million dollar solutions for our largest clients. My expertise lies in engaging with key customers, end-to-end scoping, and ensuring successful solution delivery. • Drove integration solution designs for over 10 clients, directly resulting in the successful implementation of billing solutions. • Built and led the Technical Delivery Team, contributing to a remarkable 20% increase in new company sales. • Utilized Perforce for efficient code management, emphasizing the importance of version control. • Implemented Junit for quality assurance testing, ensuring the reliability and functionality of developed solutions.
Crossover for WorkSenior Software Engineer @ Quantum Retail Techonology
Jun. 2017 - Jan. 2018Porto Alegre, Rio Grande do Sul, BrazilProject: Expert Software Engineer developing and enhancing analytics solutions for the retail sector, utilizing a blend of advanced technologies to facilitate strategic decision-making. * Successfully redesigned and launched a comprehensive analytics platform for Quantum Retail, improving sales insights and inventory strategy. * Engineered a fully scalable cloud-native solution, cutting operational expenses by boosting data processing efficiency. * Delivered a user-friendly interface for processing vast retail databases, streamlining operations and enriching customer experiences. * Led frontend development with AngularJS, deployed via AWS CloudFront for optimal content delivery and backend architecture with Spring-boot microservices, using AWS auto-scaling for resource-efficient scalability. * Managed AWS EMR clusters, employing Apache Hadoop and Hive for effective data handling and insights generation.
Crossover for WorkSenior Software Engineer @ Ride Austin
Jan. 2017 - Jun. 2017Porto Alegre, Rio Grande do Sul, BrazilProject: I contributed to the robust backend development of a high-demand ride-sharing mobile app, achieving rapid cloud deployment and facilitating over a million rides in five months. •Orchestrated a full-scale deployment of Ride Austin's app ecosystem in five weeks, including backend, management console, and Android/iOS applications. • Developed new backend endpoints, bolstering the functionality for both driver and rider mobile applications. Techstack: AWS, Microservices, Golang, Java, Kotlin, Swift, Docker, Kubernetes, Postgres, Oracle, MongoDB, Kafka and RabbitMQ, Hadoop, Hive, Junit, React and Typescript.
SoftDesign Consultoria e Sistemas LTDASenior Software Engineer Lead
Jan. 2014 - Dec. 2016Porto Alegre Area, BrazilIn my role at a premier power generator manufacturer, I led the development of advanced sales management solutions, combining SAP ERP/CRM with innovative SOA and Java-based applications. Achievements: • Delivered a bespoke generator customization feature, achieving 100% adaptability to customer needs. • Orchestrated a tripartite deployment, uniting SAP, IBM, and in-house development teams for a flawless rollout. Responsibilities: • Pioneered the integration of SAP with IBM BPM and WODM, enhancing sales efficiency. • Managed the project lifecycle, from design to implementation, aligning technological solutions with business objectives. Technical Proficiencies: Specialized in Java, IBM BPMN/WODM, NodeJS, JSF, Spring MVC/Data, Oracle DB, and Junit, fostering robust and scalable system architectures.
MSDevelop - Explorar novas ideias. Inovar é nosso negócio.Senior Software Engineer Lead
Jul. 2013 - Dec. 2013Porto Alegre, Rio Grande do Sul, BrazilAs a pivotal figure in the technological enhancement of the Court of Justice, I led the design and implementation of a sophisticated search bus system, significantly advancing judicial data management and search capabilities. Achievements: • Engineered a unified search bus integrating 65 databases across cities, markedly boosting data retrieval efficiency and accuracy using Apache Solr. • Executed a complete index creation that leveraged Oracle SOA Suite components, enhancing the Court's service bus functionality and system interoperability. Responsibilities: • Directed the end-to-end integration of judicial records into a fully indexed database, ensuring optimal data consistency and availability. • Managed a multi-faceted testing regime with Junit to uphold system integrity, facilitating a successful, bug-free rollout. Technical Proficiencies: • Demonstrated expertise in Java, Oracle Database, Oracle SOA Suite, and Apache Solr for robust search indexing and data management solutions. • Proficient in Oracle WebLogic for application deployment, achieving high-performance standards for the Court’s digital services. This project not only optimized the Court's data retrieval systems but also showcased my technical acumen and problem-solving prowess, setting a new standard in judicial information management.
Business Tech ConsultoriaSenior Software Engineer Lead
Jan. 2012 - Jun. 2013Porto Alegre - RSOrchestrated the end-to-end management of the SINAN software development, serving over 4,000 health service customers nationally. Directed a remote team through a complex project, ensuring adaptability across mobile, browser, and desktop platforms. Achievements: • Delivered the project 3 months ahead of schedule, surpassing timeline expectations. • Built and trained a proficient development team, emphasizing on collaboration and skill growth. • Managed project scope and delivery, ensuring all milestones were met with high standards. Responsibilities: • Led a geographically dispersed team, maintaining high productivity and communication. • Oversaw all project stages, from conception to deployment, aligning with business goals. • Ensured consistent quality and system reliability through rigorous testing and CI/CD practices. Technical Proficiencies: • Developed robust applications using Java, Spring, and AngularJS. • Administered databases with PostgreSQL and Oracle, ensuring data integrity. • Implemented RESTful services via JAX-RS and maintained code quality with Junit testing.
MS DevelopSenior Software Engineer Lead
Nov. 2011 - Dec. 2012Porto Alegre Area, BrazilInnovatively led web project advancements at the Court of Justice of Rio Grande do Sul, instituting robust Java framework applications and optimizing web services. Achievements: • Enhanced web infrastructure, resulting in streamlined server processes and improved development roadmaps. • Engineered an Oracle WebLogic cluster, consolidating various Tomcat instances to boost performance. • Formulated a framework for advanced SOAP and REST web services, expediting new application deployment. • Customized an agile process for development teams, increasing productivity and project turnaround. Responsibilities: • Assessed and upgraded web development infrastructure, mentoring the team towards excellence. • Directed the implementation of Oracle WebLogic clusters from inception to operation. • Established effective management and change control processes to integrate new technologies seamlessly. Technical Proficiencies: • Mastered Java, Oracle SOA Suite, Apache Solr, and Lucene for robust Web service implementation. • Utilized Oracle Database and Junit to ensure data integrity and product reliability. My tenure has markedly propelled the court's service delivery into a new era of technological efficiency.
Business Tech ConsultoriaSenior Software Engineer Lead
Nov. 2009 - Feb. 2011Porto Alegre Area, BrazilAs a Java Architect at Business Tech, I led the architectural design and implementation of a new urgent medical care solution, significantly advancing the public health system's capabilities. My tenure was distinguished by key achievements, strategic leadership, and the deployment of sophisticated technologies. Achievements: • Developed and deployed an integrated medical care solution within one year, interfacing with - telemedicine and GPS technologies. • Delivered a management tool that provided crucial insights into the urgent care system for top-level decision-makers. Responsibilities: • Analyzed architectural requirements, defined system specifications, and led a technical team through development to deployment. • Managed the creation of environment definitions and process configuration for system modules, ensuring quality and consistency. Technical Proficiencies: • Expertly utilized Java, AngularJS, Spring Boot, Spring MVC, Hibernate, PostgreSQL, and Junit to build a responsive and robust software architecture. My role at Business Tech was pivotal in enhancing the delivery of urgent medical care services, combining leadership with technical acumen to execute a critical healthcare project.
Dimed S/A Distribuidora de MedicamentosSenior Software Engineer Lead
Jun. 2009 - Nov. 2011Porto Alegre Area, BrazilIn my role at Dimed, I revolutionized the e-commerce portal, enhancing security, performance, and feature set, while instilling a culture of agile excellence within the development team. Achievements: • Revenue Surge: Escalated e-commerce revenue by 600% in collaboration with marketing. • Fraud Reduction: Implemented a robust anti-fraud system, drastically cutting fraud incidents. • Scalability: Re-architected servers and applications, leading to significant sales growth. Responsibilities: • Security and Performance Tuning: Strengthened e-commerce portal defenses and optimized operations. • Agile Leadership: Transitioned the team to agile methodologies, improving productivity and process efficiency. • Cost Reduction: Streamlined development and operational costs through strategic redesigns. Technical Proficiencies: • Development: Proficient in Java, JSP, Spring, JPA, enhancing the platform's robustness. • Database and Server Management: Optimized Oracle Database and JBoss AS for improved application scalability. • Quality Assurance: Ensured high-quality standards with Junit testing.
DBServerSenior Software Engineer Lead
Feb. 2008 - Jun. 2009Porto Alegre Area, BrazilAs a Tech Leader at Zaffari, I spearheaded a critical migration and development project that modernized the supermarket chain's information system. My role was pivotal in enhancing operational efficiency and data management across one of Rio Grande do Sul's most significant retail groups. Achievements: • Successfully migrated the existing information system, improving reliability and performance. • Led a three-pronged development approach that optimized system accessibility and user experience. • Enhanced system core using JPA and EJB3, resulting in a robust backend capable of handling increased transaction volumes. Responsibilities: • Architected the new system’s structure, ensuring scalability and maintainability. • Directed and mentored a dynamic development team, fostering a collaborative and efficient work environment. • Conducted thorough code reviews to maintain high-quality standards and ensure best practices. • Coordinated the development of an ERP solution tailored to the supermarket's specific operational needs. Technical Proficiencies: • Proficient in Java, employing EJB and JPA for robust backend development. • Utilized Ext JS for creating a highly interactive and responsive Web client. • Implemented .NET framework for PDA client development, enhancing on-the-go business operations. • Managed Oracle Database systems, ensuring data integrity and optimal performance. • Applied UML 2 for designing scalable system architecture and Junit for maintaining rigorous testing protocols. This role underscored my capacity to lead complex technical projects and deliver solutions that drive business growth and process optimization.
Accenture BrasilSenior Software Developer
Oct. 2007 - Feb. 2008Brasília Area, BrazilIn my tenure as a Senior Software Developer at Accenture, I drove the advancement and support of both new and legacy systems within a vibrant software factory setting, focusing on client-oriented results and technological excellence. Achievements: • Led the seamless integration of software modules with telephone switchgear, enhancing operational efficiency. • Delivered defect-free software ahead of schedule, ensuring client satisfaction and setting a new quality benchmark. • Contributed to client retention by implementing robust software enhancements within stringent timelines. Responsibilities: • Pioneered the introduction of new features and executed critical bug fixes in TIM's customer retention software. • Maintained the integrity and performance of legacy systems, ensuring continuous improvement and system reliability. • Fostered team collaboration, ensuring that project deliverables aligned with client objectives and company standards. Technical Proficiencies: • Specialized in Java, JSP, and Spring, emphasizing scalable, efficient development practices. • Managed data precision and system integrity using Oracle Database. • Ensured quality through comprehensive testing with Junit, achieving a zero-defect release. This role underscored my commitment to delivering high-quality software solutions and my adeptness in utilizing cutting-edge technologies to achieve business goals.
TargetTrustJava Instructor
Aug. 2007 - May. 2019Porto Alegre Area, BrazilAs a Java Instructor at TargetTrust, I've excelled in creating and delivering courses across Java technologies, marrying academic rigor with industry relevance. Achievements: • Crafted extensive course materials, leading to the launch of 10+ new Java courses. • Conducted 4,000+ hours of Java training, ensuring comprehensive coverage from basic to advanced levels. • Revitalized the Java curriculum by replacing outdated materials, aligning with current industry standards. Responsibilities: • Taught key Java courses, including JEE, ORM, EJB, JPA, and certification prep (SCJP to SCDJWS). • Developed hands-on training for Web Services, JSTL, JSP, JSF, and Java reporting with iReport. • Guided students through complex concepts to certification with a hands-on, interactive approach. Technical Proficiencies: • Deep knowledge of Java EE, EJB, JPA, Spring, JSP/JSF, and UML 2. • Expert in JAX-WS, JAX-RS, Jasper Reports, and test-driven development with Junit. In this role, I've not only imparted knowledge but also enriched students learning experiences, preparing them for success in the IT field.
ADPSenior Software Engineer
Jul. 2007 - Oct. 2007Porto AlegreLeveraging a dynamic role at ADP Labs, headquartered in Brazil, I spearheaded the development of novel features across a suite of 20+ applications, enhancing the portal's performance and user experience. My role encompassed a comprehensive range of responsibilities and the application of a broad tech stack, which resulted in significant improvements to both the architecture and usability of the portal. Key Achievements: • Successfully engineered and integrated new functionalities, elevating the portal’s capability and user engagement. • Led a rigorous problem-solving initiative that pinpointed and resolved critical issues, boosting overall system reliability. • Orchestrated the deployment of architectural enhancements, resulting in a more robust and scalable portal framework. Core Responsibilities: • Conducted extensive surveys and collaborated with support teams to identify and troubleshoot existing application challenges. • Implemented strategic troubleshooting methodologies, which served as a cornerstone for ongoing support and development teams. • Drove the continuous improvement of the portal's architecture, ensuring agility and responsiveness to emerging user needs. Technical Proficiencies: • Proficient in Java, harnessing its robust framework to build and maintain scalable applications. • Developed dynamic web components using JSP, Servlets, and Struts 1, creating a seamless user experience. • Utilized Hibernate for efficient ORM, jQuery, and Prototype for responsive front-end interactions, and Axis/XFire for seamless web services. • Employed Junit for rigorous testing, ensuring the reliability and integrity of new features.
MS DevelopSenior Software Engineer
Jan. 2007 - Jul. 2007Porto Alegre Area, BrazilAs a Senior Software Developer at MS Develop, I spearheaded critical initiatives to enhance banking operations through innovative software solutions. My tenure was marked by a strategic blend of leadership and technical prowess, nurturing a development cell and pioneering a framework that redefined application efficiency and functionality. Key Achievements: - Orchestrated the migration of legacy bank core features to a new system, ensuring seamless integration with Oracle Flex Cube. - Successfully led two development cells, managing 12 professionals to drive project deliverables and milestones. - Engineered a robust Swing framework that enhanced Flex Cube functionalities, optimizing system performance and user experience. Core Responsibilities: - Directed a team in the development of 10+ modular banking applications, overseeing the complete software development lifecycle. - Collaborated with the architecture department to troubleshoot and resolve complex system issues, contributing to the stability of banking solutions. - Managed cross-functional teams, fostering an environment of continuous improvement and innovation in application development. Technical Proficiencies: - Proficient in Java and Swing, employing these technologies to build user-centric applications with high responsiveness. - Leveraged EJB3 for business component development, ensuring scalable and secure banking operations. - Utilized Oracle Database expertise to maintain data integrity and performance across multiple banking modules. - Applied Oracle BPEL for orchestrating business processes, enhancing the operational flow of banking systems. My contribution to MS Develop has not only yielded a more agile and integrated banking software landscape but has also established a new benchmark for future development within the financial sector.
LinkData InformáticaSenior Java Developer
Oct. 2005 - Dec. 2006Brasília Area, BrazilAs a Senior Software Developer at LinkData Informatica, I spearheaded the enhancement of an inventory system and engineered a robust Java reporting framework utilizing Jasper Reports. My role entailed the fusion of technical acumen with innovative development strategies, resulting in significant advancements to our system capabilities and reporting mechanisms. Achievements: • Pioneered the design and deployment of a comprehensive Java reporting framework, elevating the data visualization and reporting functions. • Successfully integrated the entire suite of system reports with the new framework, achieving 100% completion and system-wide consistency. • Delivered a suite of new features for the inventory system, enhancing user experience and operational efficiency. Responsibilities: • Led the development and implementation of new functionalities within the inventory system, ensuring alignment with business objectives. • Conducted thorough debugging and refinement of the system to eliminate errors and optimize performance. • Orchestrated the entire lifecycle of the reporting solution, from conceptualization to deployment, tailored to the system's model using Jasper Reports. Technical Proficiencies: • Proficient in Java, harnessing its capabilities to build scalable and efficient systems. • Utilized JSP and Servlets for creating dynamic web components within the inventory system. • Implemented Castor for Java object/XML mapping, enhancing data interchange flexibility. • Expertise in Jasper Reports for creating a visually rich reporting environment. • Managed complex data structures and queries within Oracle Database, ensuring robust backend support for system functionalities.
PolitecJava Developer | Business Analyst
Feb. 2003 - Oct. 2005Brasília Area, BrazilAs a Java Developer and Business Analyst at Politec, I leveraged my technical expertise and analytical skills to optimize and enhance critical systems at Caixa Econômica Federal, Brazil's largest government bank. My role involved in-depth business analysis, system documentation, and process improvement, significantly boosting system efficiency and automating core processes. Achievements: • Conducted comprehensive business analysis for three pivotal systems: SIGMA, SIPEX, and SIPEN, leading to strategic enhancements. • Achieved a 30% reduction in processing time for SIPEN’s pledge module by implementing optimized and automated features. • Enhanced the jewelry valuation process, introducing robust process metrics that streamlined evaluation procedures. Responsibilities: • Mapped out functional and non-functional requirements for SIGMA, SIPEX, and SIPEN, ensuring comprehensive system understanding. • Authored detailed documentation for existing modules, facilitating knowledge transfer and system maintenance. • Served as a liaison between the business and software factory teams, effectively translating business needs into technical requirements. Technical Proficiencies: • Developed and maintained system features using Java, ensuring robust and scalable application performance. • Utilized JSP and Servlets to create dynamic web components and interfaces, enhancing user interaction. • Integrated Castor for object-XML mapping and Jasper Reports for insightful reporting capabilities. • Managed and queried Oracle Database systems, maintaining data integrity and optimizing access. • Employed IBM BPM tools for process management, contributing to the seamless flow of business operations. My tenure at Politec has not only honed my technical acumen but also underscored my ability to drive significant process improvements within complex banking systems.
Startware InformáticaSoftware Engineer
Jan. 2001 - Feb. 2003Brasília Area, BrazilAs a dedicated Software Engineer at Startware Informática, I played a pivotal role in developing and testing a robust legal proceedings system for the Central Bank of Brazil, significantly enhancing operational efficiency and legal compliance. Achievements: • Successfully engineered and deployed a new module for debt management from conception to launch, which streamlined the legal proceedings, improving case handling capacity by 30%. • Implemented a comprehensive bug-fixing protocol that reduced system downtime by 25%, ensuring continuous availability of critical legal processing functions. • Spearheaded the integration of a new metrics verification process utilizing Jmeter, which improved system performance monitoring and contributed to a 15% decrease in resource utilization. Responsibilities: • Led the development and maintenance of the legal proceedings system, ensuring adherence to the highest standards of code quality and regulatory compliance. • Conducted thorough analysis and designed scalable solutions to meet the evolving needs of the Central Bank's legal department. • Collaborated closely with cross-functional teams to align system functionalities with organizational objectives, delivering custom solutions tailored to the Bank's intricate legal processes. Technical Proficiencies: • Proficient in Java, utilized for building reliable and secure system functionalities aligned with the Central Bank's specifications. • Expertise in JSP and Servlets, employed in creating dynamic web components and managing complex server-side interactions. • Extensive experience with IBM DB2, ensuring data integrity and optimal performance of the database layer within the legal proceedings ecosystem. This role at Startware Informática not only allowed me to refine my technical skills but also to contribute meaningful enhancements to the legal infrastructure of one of Brazil's most esteemed financial institutions.
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