Duo Security

With a background in system development since 1991 and an early start in programming at age 14 during technical education at Escola Técnica Parobé, there is a demonstrated history of proficiency in solving client problems using diverse programming languages and frameworks including Java, PHP, Delphi, ReactJs, Redux, and React Native. Professional qualifications are complemented by a proactive and committed approach to tasks. A family-oriented individual, married without children, who shares a home with three cats, reflecting a fondness for animals. Known for kindness and generosity, a positive outlook is maintained along with overall life contentment.

With over 14 years of experience in HTML, CSS, JavaScript, and PHP, the candidate has completed more than a hundred projects encompassing institutional websites, blogs, news portals, e-commerce platforms, software applications, and APIs. This work includes integrations with social networks and services such as mail order and payment systems.

The candidate's expertise includes Object-Oriented Programming (OOP), design patterns, API development and integration, relational database management, containerization, system integration, product development, and management. Proficiency in PHP 8 with composer, frameworks such as Lumen/Laravel, OpenCart, MySQL/MariaDB databases on Linux platforms, and Vue.js 3 is well established.

Knowledge in programming best practices includes SOLID principles, Clean Code, and advanced software architecture from MVC patterns to Hexagonal Architecture and Domain-Driven Design (DDD). The candidate is experienced in Agile methodologies, automated testing, cloud services with a focus on GCP, and business process mapping using BPMN tools.

Demonstrated leadership capabilities include successful team collaboration and management of developers and digital marketers. Technical proficiency extends to Node.js with frameworks such as Express or LoopBack, MongoDB database management, DevOps practices, and Shell/Bash scripting for CI/CD optimization.

The candidate is recognized for exceptional patience in managing demanding clients, coupled with strong oral and written communication skills.

Senior C#/.NET Developer with a focus on developing innovative features, currently engaged in the creation of a hybrid Financial ERP system encompassing both cloud and desktop solutions. Brings a wealth of experience in diverse sectors such as gaming, retail market startups, and education. Previously owned and managed an advertising agency, which contributed to a robust technical background and strong leadership abilities.

An experienced iOS developer with a programming background dating back to 2013, demonstrating rapid advancement in the technology field through extensive experience with various technologies and multiple fronts. Possesses in-depth knowledge of major mobile market architectures including MVVM, MVP, and Clean Swift. Proficient in collaborative environments and skilled in handling high-complexity projects.

FullStack Developer with six years of expertise in web development, encompassing layout creation, database modeling, project architecture formation, and deployment procedures. Proficient in utilizing languages and frameworks such as PHP, Laravel, CSS, JavaScript, and working extensively with APIs and version control systems like GIT. Demonstrates a robust understanding of both backend and frontend development, advanced knowledge of relational databases, and a fundamental grasp of security measures, including ethical hacking. Holds basic proficiency in Docker and is dedicated to continuous self-improvement in web languages and tools, remaining open to learning new technologies for professional advancement.

A Full-Stack Developer with approximately three years of experience, specializing in back-end development. Initial professional experience involved an internship at a financial institution, where solutions in C# were developed to enhance automation, simplify workflows, and improve processes for the board of directors. Exceptional performance during the internship resulted in a full-time role due to notable contributions and value addition. Expertise predominantly encompasses .NET technologies, including C#, WPF, Xamarin, ASP.NET MVC, and ASP.NET Core, with ongoing exploration into front-end technologies such as JavaScript, TypeScript, and Node.js.

A seasoned Mobile Developer with over five years of experience, skilled in Progressive Web Apps (PWA) using React and Angular, as well as in hybrid development with Flutter. Proficient in both native Android and iOS development. Recognized for strong communication skills and effective team integration, consistently providing constructive feedback and fostering a positive work environment. Distinguished by technical expertise and the ability to deliver projects swiftly and efficiently.

An expert in statistical models, with a focus on understanding the dynamics of molecular motors, developed through doctoral and master's studies. Maintains a solid academic record and a significant capacity for comprehending complex problems. Distinguished in addressing challenges and exhibiting a keen interest in collaborative work. Strong skills in computational modeling and data science, with an interest in transforming datasets into valuable insights through advanced data science techniques.