Paulo Roberto Nunes Junior Email & Phone Number

Santa Catarina, Brazil

Florianópolis, Santa Catarina, Brasil

I work in mobile app development, responsible for integrating and managing communication via Bluetooth Low Energy (BLE) in a solution used by major companies in the mining, raw materials, and other sectors.Key Achievements:- Multiplatform Kotlin Development: Implemented features compatible with both Android and iOS, promoting development agility and standardization across operating systems.- BLE Communication Standard and Protocol Development: Collaborated with the hardware sector to implement BLE communication standards and protocols, enhancing interaction between apps and physical devices.- OTA Firmware Update Solution: Developed a tool via BLE for firmware updates, simplifying device maintenance.- Auditing Activities: Conducted internal audits in compliance with ISO/IEC 27701 and ISO/IEC 27018 standards, reinforcing data security and privacy.Additional Responsibilities:Internal Distribution App for Quality Control:- Managed Firebase, applying tools to improve app stability and usability.- Implemented CI/CD practices, setting up pipelines for pull request builds.- Worked with the production sector to develop a solution that significantly increased productivity, transforming a process that was a bottleneck into a highly efficient operation.Knowledge and Technologies Used:- Languages: Kotlin and Java- Firebase: Authentication, Crashlytics, Remote Config, and AppDistribution.- REST Communication: Usage of Retrofit, OkHttp, and Ktor.- Dependency Injection: Dagger.- Code Versioning: Git and Bitbucket.- Architectural Pattern: MVVM.- Testing: Unit and instrumental testing using JUnit and Espresso.- Agile Management: Jira.

Florianópolis, Santa Catarina, Brasil

I worked on the technical evaluation of medical implants, focusing primarily on spinal devices, osteosynthesis plates, arthroplasties, hip and dental implants. Ensuring their safety and efficacy according to scientific and regulatory standards, obtaining approval from regulatory agencies such as the FDA (Food and Drug Administration) and ANVISA (National Health Surveillance Agency).Key Achievements:- Scientific and Normative Research: Conducted detailed evaluations following scientific articles and technical standards, ensuring that medical implants met safety and efficacy requirements.- Advanced Numerical Simulations: Implemented technical simulations using finite element software COMSOL and Ansys to enhance the mechanical and electromagnetic performance analysis of the devices, facilitating the early identification and resolution of potential design challenges.- Innovation in MRI Testing: Co-created and implemented an innovative model to investigate the effects of MRI exposure on medical implants.Knowledge and Technologies Used:- Finite Element Software: COMSOL and Ansys- Agile Management: Scrum and Trello.

Florianópolis E Região, Brasil

Led the naval and mechanical sectors in a university solar boat competition team.- Focused on transmission systems and structuring of photovoltaic panels.- Contributed to the team's organization and efficiency.- Achievement: 2nd place in the National Solar Boat Championship - Solar Challenge Brazil 2017.

Florianópolis E Região, Brasil

As a member of the research and development team, I worked on innovative projects involving hearing aids and cochlear implants. My role included numerical modeling, simulation, and experimental validation of components, with a special focus on optimization and performance analysis.Key Contributions:- Developed and validated numerical models for hearing components and the middle ear bone structure, using advanced finite element techniques.- Integrated COMSOL and MATLAB for optimization based on genetic algorithms, enhancing the functionality of the devices.- Constructed experimental setups for acoustic and mechanical characterization, ensuring the accuracy of simulations and prototypes.Knowledge and Technologies Used:- COMSOL: Finite element modeling and simulation.- SCADA: Supervisory control and data acquisition systems for experiment monitoring.- Matlab & Genetic Algorithm: Data analysis and component optimization.- Trello: Agile project management and research organization.