Jhoni Silva

Experience

• 

  Ágili software para áreas públicas ltda

  Dec 2004 - Feb 2008

  Development of COBOL-based software for Windows, primarily focused on tax-related applications. Quailty assurance tester, serving Municipalities, City Councils, Water and Sanitation Authorities, Schools, and Health Centers. External support, serving Municipalities, City Councils, Water and Sanitation Authorities, Schools, and Health Centers.

  • Software Engineer

    Dec 2006 - Feb 2008

  • Quality Assurance Tester

    Sept 2005 - Dec 2006

  • Technical Support Staff

    Dec 2004 - Aug 2005
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  BSI Tecnologia

  Feb 2008 - Apr 2014

  Software Engineer

  Developer of various types of projects, with initial exposure to C#, Java, DB2, and COBOL Mainframe.

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  Resource IT Solutions

  Apr 2014 - Mar 2019

  Staff Software Engineer

  Staff Engineer responsible for architecting and developing significant projects, such as:• Credit engine: capable of receiving any input at any time and automatically reconstructing all historical data. Reduced the time of a specific mass calculation scheduled algorithm from 48 hours to 1 and a half hours.• Mass test generator: Acquiring production contracts and converting all sensitive data to random data, then transferring them to the development environment, allowing tests on real contracts as if they were fake. After deployment in production, reduced the time to make a mass of tests from 3 weeks to 1 day.• Language parser: A .NET application tasked with reading VisualAge for Java ESF files to extract all business logic and writing it into Java classes, enabling the conversion of large programs in a matter of minutes, instead of weeks. Show less

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  Via

  Aug 2021 - Jul 2024

  • Improvement of the tracking application (backend/frontend), allowing delivery companies to send delivery receipts. Also developed OAuth Authentication, utilizing corporate AD on Azure for access to functionalities based on user groups ownership.• Development of a new application to simplify access to modernized applications for legacy data, functioning as a bridge between both worlds.• Development of a generic Java pattern to be applied in new domains, dramatically reducing the time to market for new applications. Show less • Development of new microservices as an Open API to receive tracking points from transportation companies across Brazil. During my tenure, a maximum of four and a half million requests were registered in a single day.• Development of a new Frontend in React/Typescript, including dashboards and configuration for the tracking application, briging up to light problems of integration.• Improvement in the validation of real-time tracking and the identification of hot spots or pain points. Show less

  • Principal Software Engineer

    Mar 2023 - Jul 2024

  • Staff Software Engineer

    Nov 2021 - Mar 2023

  • Senior Software Engineer

    Aug 2021 - Feb 2022
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  Virtasant

  Jul 2024 - now

  Senior Software Engineer

  • Optimized a GitHub mono-repo with 19 independent submodules using Micronaut, Groovy, and Gradle, enabling them to work independently. Implemented parallelized testing, reducing CI runtime from 25 minutes to 4 minutes. Additionally, optimized the deployment process to run tests and deploy only the affected projects when changes occur, or all projects when common files are modified.