Juan Manuel Ceron Araujo
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Juan Manuel Ceron Araujo

Juan Manuel Ceron Araujo  new_releases

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FullStack Software Engineer
Medellín, Antioquia, Colombia

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Résumé

Jobs verified_user 0% verified
  • Mercado libre
    Sr Software Engineer public Remote experience
    Mercado libre
    Apr 2023 - Current (2 years 3 months)
    Sr Software Engineer Mercado Libre. Medellin. ● Boosted application resilience by integrating queues, circuit breaking, deployment strategies, and other techniques to respond promptly and effectively to failures or unexpected behavior in related external APIs ● Achieved a 20% cost reduction in the account customer support area by automating account-related processes, using DataDog and NewRelic to continually monitor and analyses the incoming traffic to the services. ● Development of new services based on event-centric architecture, managing asynchronous communication using queues (Pulsar) and applying event design patterns such as DLS for messages, and CQRS in databases.
  • PRAGMA
    software engineer public Remote experience
    PRAGMA
    Jul 2022 - Apr 2023 (10 months)
    ● Development of features in the Backend of the Pragma Journey platform, I was part of a team using SCRUM, working with Java, SpringBoot, JPA, MySQL, REST, Junit, AWS services, DynamoDB, Jenkins, Git and SOLID principles. ● Increased code coverage by adding specific unit tests, which resulted in a reduction of bugs in the team by 20%. ● Achieved a 17% cost reduction in the credit area in Nequi by implementing performance improvements. ● Development of a POC in WebFlux, using Java 17, and AWS services, achieving gradually implementation of this architecture in certain services, reducing the response time by about 30%.
  • Soporte Logico ltda
    Software Developer
    Soporte Logico ltda
    Jan 2022 - Jun 2022 (6 months)
    ● Development of software for medical appointments, using Java and Spring Boot in the Backend (tests with JUnit, and applying SOLID principles and best practices), Angular, Docker, Azure DevOps, and Git as SCM. ● Improved the performance of SQL queries, resulting in 30% faster searches, in a software used by more than 500 companies that manage 450,000 employees. ● Mentored 2 Jr backend developers, helping to improve
  • Mariana University
    Software Developer
    Mariana University
    Jul 2020 - Nov 2021 (1 year 5 months)
    - Development of different web applications in Java, applying SOLID principles, with emphasis on the use of data structures such as lists, maps and other collections, implementing persistence through serialization and JUnit for the unit tests
  • A
    Application developer Personal Entrepreneurship
    May 2016 - Jun 2017 (1 year 2 months)
Education verified_user 0% verified
  • C
    English Level C1,
    Cambridge Academy of Languages
    Jan 2017 - Jan 2019 (2 years 1 month)
  • Mariana University
    Systems Engineer and Software Development,
    Mariana University
    Jan 2016 - Jun 2020 (4 years 6 months)