Rafael Da Silva Fernandes

Experience

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  EJCM Junior Enterprise

  Jan 2019 - Aug 2020

  From August 2018 to August 2020, I worked as a Front-End Developer at the junior company EJCM, gaining experience with Angular and Ionic. In addition to developing front-end solutions, I was actively involved in training new team members in front-end development. I also took on the responsibility of evaluating their work and providing constructive feedback to help them grow professionally. In 2019, I worked as an HR Assistant at EJCM, where I gained experience in providing feedback, creating and administering selection processes, and managing HR-related tasks. Additionally, I automated spreadsheets and forms, and contributed to organizing workflows using agile-inspired tools such as Trello and Pipefy.

  • Front-end Developer

    Aug 2018 - Aug 2020

  • HR Assistant

    Jan 2019 - Dec 2019
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  World Health Organization - Virus Outbreak Data Network Brazilian Implementation Network

  Mar 2020 - Mar 2022

  Data Enginner

  Since the beginning of 2020, I participated in the InformAÇÃO project at UFRJ, specifically in the World Health Organization Virus Outbreak Data Network Brazil (WHO VODAN BR). The project's goal was to manage data to support the fight against the COVID-19 pandemic. I focused on searching for patterns, creating ontologies, and developing scripts to extract the most useful information from the data. My primary tools were SQL and Excel. Additionally, I collaborated with researchers from Stanford University as we used their CEDAR project for metadata management. Show less

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  UFRJ Analytica

  Jul 2021 - Jul 2022

  Data Scientist

  In July 2021, I joined the Data Science and Artificial Intelligence team at UFRJ Analytica as a Data Scientist, where I worked until July 2022. During this time, I produced exploratory analysis reports on government open data and researched artificial intelligence applications in neural networks for sentiment analysis and natural language processing (NLP). My main tool was Jupyter Notebook, and I utilized libraries such as Pandas, Scikit-Learn, and Matplotlib to analyze data, build models, and visualize results. Show less

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  Brazilian Institute of Information in Science and Technology (IBICT)

  Mar 2022 - Sept 2022

  Junior Researcher

  From March 2022 to September 2022, I worked as a Junior Researcher at the Brazilian Institute of Information in Science and Technology (IBICT), a research organization under the Ministry of Science, Technology, and Innovation. In this role, I analyzed global research databases and scholarly articles, and developed scripts to automate the collection of data from these sources.

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  INGEN S.r.l.

  Mar 2023 - now

  Junior Software Engineer

  As a Junior Software Developer at Ingen Srl, I am involved in full-stack development and the modernization of legacy systems. My role includes working with C# on a variety of projects, from web design and building responsive user interfaces to developing complex dashboards for client visualization. I manage database structures using Microsoft SQL and PostgreSQL, create stored procedures, and update legacy code to integrate with OPC UA servers. Additionally, I have contributed to the development of middleware systems, enhancing data communication and system integration. This position allows me to refine my skills in modern software development practices while adapting to an international work environment. Show less