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Portrait of Leonardo O.

Leonardo O.
Front-end UX Engineer

Skills

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Bio

A web and mobile developer with over four years of experience in the creation and maintenance of web and mobile applications. Demonstrated expertise in managing applications characterized by high data traffic and concurrent user access. Proficient in functional programming, object-oriented programming (OOP), JavaScript, and TypeScript. Highly interested in adopting and implementing best development practices, including Test Driven Development (TDD) and Behavior Driven Development (BDD).

  • Software Development Analyst
    4/2/2017 - 1/2/2019

    Served as a Senior Software Engineer, developing proficiency in Java, Spring Boot, and Hibernate. Contributed to microservices architecture and implemented RESTful APIs, ensuring seamless integration and communication between services. Gained extensive experience with AWS, including EC2, S3, RDS, and Lambda, optimizing cloud infrastructure for performance and cost-efficiency. Demonstrated skills in Docker and Kubernetes for containerization and orchestration, enhancing deployment processes and scalability. Utilized MySQL and Redis for robust and high-speed data management. Applied Agile methodologies and used JIRA for efficient project tracking and collaboration. Played a key role in maintaining code quality and version control using Git and Jenkins for continuous integration and continuous delivery (CI/CD). Enhanced security and compliance by implementing OAuth2 and JWT for authentication and authorization. Worked on performance tuning and monitoring using Prometheus and Grafana, maintaining system health and reliability. Developed front-end components with Angular, improving user experience and application responsiveness. Proficiency in using IntelliJ IDEA and VSCode for development and debugging purposes.

  • Information Technology at University Center of João Pessoa
    2014 - 2017

  • Software Development at University Center of João Pessoa
    2016 - 2018

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