Jhon Sebastián Pérez Ordoñez

Jhon Sebastián Pérez Ordoñez  new_releases

About

Detail

Frontend web developer
Valle del Cauca, Colombia

Timeline

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Résumé

Jobs verified_user 0% verified
  • OfferUp
    Software Development Engineer I public Remote experience
    OfferUp
    Nov 2024 - Current (1 year 7 months)
    ● Led the complete rewrite of the public user profile, designing a dynamic and scalable architecture that enables iteration and integration of new features by multiple teams. ● Coordinated collaboration across several teams to align the profile redesign with new initiatives, ensuring continuous and streamlined deployments. ● Managed the project following Scrum methodologies by defining and maintaining user stories, assigning tasks, estimating new features, and tracking overall progress. ● Ensured 100% unit test coverage and reduced maintainability issues from 400 to fewer than 10 according to SonarQube static analysis, strengthening product stability and quality.
  • Profesional independiente
    Independent Programming Instructor
    Profesional independiente
    Mar 2024 - Current (2 years 3 months)
    - Provided more than 100 hours of personalized mentorship in web development, focused on JavaScript, HTML, and CSS. - Created over 15 educational content guides, including charts, diagrams, and interactive examples. - Lead the creation of 3 practical projects tailored to students' skill levels, including website replication with HTML and CSS, and the implementation of simple interactive games in JavaScript.
  • ITGlobers
    Mid Frontend Developer public Remote experience
    ITGlobers
    Nov 2023 - Nov 2024 (1 year 1 month)
    - Contributed to the creation of a framework for building client projects, standardizing processes and reducing the development team's delivery time by 50%, improving project delivery efficiency. - Wrote detailed documentation for the new tools implemented, providing over 20 pages with clear instructions and practical examples to facilitate usage and adoption by other teams. - Implemented unit tests using Jest and React Testing Library, achieving over 85% coverage to ensure application stability and minimize production errors. - Contributed to the standardization of a process to estimate new project implementation times, enhancements, and assessments to generate business proposals.
  • ITGlobers
    Frontend Developer public Remote experience
    ITGlobers
    Nov 2022 - Nov 2023 (1 year 1 month)
    - Developed 2 e-commerce applications according to client requirements, using frontend technologies such as React, React Native, XState, and GraphQL. - Led the implementation of analytics and notification services with Google Firebase for 4 projects. - Collaborated with other team members in reviewing and resolving errors, providing support and assistance to ensure both the correct functioning of implementations and compliance with established delivery times.
Education verified_user 50% verified
  • S
    FullStack web development - Bootcamp verified_user Verified experience
    Soy Henry
    Mar 2022 - Sep 2022 (7 months)
    An intensive program that immerses participants in a diverse range of technologies, encompassing both frontend and backend development. Beyond imparting technical knowledge, this bootcamp strongly emphasizes nurturing essential soft skills such as leadership and teamwork. Through project-based learning, it simulates a real-world professional experience, complete with software requirements and daily interactions with a product owner.
  • Universidad Icesi
    Psicología
    Universidad Icesi
    Jan 2016 - Jun 2021 (5 years 6 months)