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David B.
Principal Engineer

Vue.js
Ruby On Rails
Cascading Style Sheets
Apollo Graphql
Github
Html
Python
Postgresql
Mysql
Elasticsearch
Amazon Aws
Docker Cloud
Bio

Software Engineer with six years of expertise, particularly in Ruby and Ruby on Rails, and a strong command of Python, JavaScript, AWS, and Google Cloud. Demonstrates extensive experience with SaaS systems across varying scales. Career roles encompass Developer, CloudOps, and Product Engineer, highlighting versatility and adaptability. Possesses in-depth knowledge within the Fintech, EdTech, and ConstruTech domains. Expert in Test-Driven Development (TDD) and Behavior-Driven Development (BDD) methodologies. Renowned for exceptional communication skills and a commitment to mentorship and professional networking. Exhibits a perpetual enthusiasm for acquiring new skills and knowledge.

  • Senior Software Engineer
    8/1/2023 - 12/1/2023

    Led the development of a distributed lending platform utilizing Ruby on Rails and Sidekiq, achieving significant stabilization of performance on Sidekiq machines. Successfully implemented various bug fixes and carried out extensive refactoring of features to enhance functionality. Designed and proposed a comprehensive strategy for monitoring and logging to ensure system reliability. Played a crucial role in mentoring team members and conducting thorough code reviews to maintain high standards of code quality and team efficiency.

  • Senior Software Engineer
    10/1/2021 - 8/1/2022

    Developed a large-scale cloud application utilizing Ruby on Rails, Sidekiq, PostgreSQL, and Elasticsearch. Managed and maintained access to information for millions of global payment transactions. Executed new feature implementations, enhanced monitoring and logging systems, and improved alert mechanisms. Addressed incidents with comprehensive forensic analysis and detailed incident reporting. Undertook system rewrites to resolve scalability issues and reduce technical debts. Optimized core application features and executed infrastructure improvements to streamline the deployment process. Provided mentorship to team members and conducted informative presentations on the platform and various software engineering topics, fostering a collaborative and knowledgeable team environment.

  • Mid-Level Developer
    9/1/2020 - 10/1/2021

    Developed a job search and tracking platform for Community College students in the USA using Ruby on Rails, Angular, and NodeJS. Facilitated seamless integration between teams located in the USA and Brazil. Led the specification of requirements, task design, and prioritization, alongside providing mentoring within the team. Spearheaded the redesign and implementation of a migration from Digital Ocean to Google Cloud, incorporating GitHub Actions for continuous integration and deployment. Enhanced system reliability through the implementation of monitoring and logging using Elastic APM. Integrated the platform with Salesforce to streamline student and job data management.

  • Junior Developer
    10/2/2019 - 9/2/2020

    Developed proficiency in frontend development using Vue.js and JEST, alongside backend development with Rails and Rspec. Implemented layout, style, and reactivity features, ensuring a seamless user experience. Built and performed test-driven development (TDD) of endpoints focused on complex calculations and integrated these with their respective frontend modules. Conducted thorough analysis and optimization to enhance application performance. Gained practical experience working with AWS, further expanding cloud service knowledge. Demonstrated expertise in utilizing REST and GraphQL for effective and efficient data communication between client and server.

  • Junior Developer
    2/1/2019 - 10/1/2019

    Pioneered custom software development initiatives for clients, emphasizing front-end development with JQuery and Vue.js. Showcased backend development expertise using Laravel, effectively managing relational databases through MySQL. Delivered robust, client-focused solutions by integrating cutting-edge front-end technologies with powerful backend frameworks.

  • Engineering Intern
    9/2/2018 - 3/2/2019

    Demonstrated expertise in the maintenance and development of a web platform utilizing Django and Vue.js. Managed and maintained a PostgreSQL database, ensuring data integrity and optimal performance. Developed applications geared toward the collection, processing, and visualization of data specifically for Environmental Impact Assessment (EIA) reports.

  • Civil Engineering at Federal University of Paraná
    2011 - 2016

  • Water Resources and Environmental Engineering at Federal University of Paraná
    2017 - 2019

  • Water Resources Engineering at Portland State University
    2015 - 2016

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