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Resume
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Download the PDF version in English or Portuguese.

Experience

Senior Software Engineer at LeadSimple

From February 2024 to July 2024 (~0.5 year), full-time, remote.
US-based B2B SaaS PropTech startup automating processes and comms for property managers.

  • Saved $15,000 annually by removing database bloat and duplicate indexes in a PostgreSQL database.
  • Improved emailing and texting capabilities in a GraphQL API built with Rails by integrating with Gmail, Outlook, Nylas, and Twilio.
  • Solved incidents in a Rails application hosted on Heroku by partnering with other engineers and analyzing observability data in New Relic.

Senior Software Engineer at haistack.ai

From October 2022 to February 2024 (~1.5 year), full-time, remote.
US-based B2B SaaS HRTech startup finding legal talent for big law and boutique firms.

  • Led a 5-person product engineering team in 3 major projects:
    • Evolved a Rails + React application by migrating the full-text search engine from Sphinx to Elasticsearch, refactoring Action View templates into React components, and upgrading the Heroku stack.
    • Evolved another Rails + React application by implementing authentication with Auth0, refactoring long running synchronous operations into background jobs in Sidekiq, and fixing slow queries in PostgreSQL.
    • Automated data integration processes by provisioning Apache Airflow environments hosted on Astronomer, setting up continuous integration with GitHub Actions, and setting up error tracking with Rollbar.
  • Saved $40,000 annually by rightsizing EC2 instances, RDS instances, S3 buckets, and other resources in production, staging, and development environments hosted on AWS and Heroku.

Software Developer at NetEngine

From November 2021 to October 2022 (~1 year), full-time, remote.
Australian-based software development company building mobile and web applications for SMB and startups.

  • Built messaging, video calling, push notification, and user management capabilities in a REST API built with Rails by integrating with Firebase and Twilio.
  • Automated data synchronization processes between Go1 Content Hub and Oracle Cloud HCM using Rails, Redis, and Sidekiq.
  • Improved reporting, search, and third-party integration capabilities in a Rails + React application hosted on AWS ECS by using libraries like Paperclip, Thinking Sphinx, and httparty.

Software Developer at Agent Legend

From December 2020 to November 2021 (~1 year), full-time, remote.
US-based B2B SaaS PropTech startup automating comms for real estate professionals and mortgage agents.

  • Improved reporting and third-party integration capabilities in a Laravel + Vue application hosted on a Forge-managed VPS by using libraries like League\Csv, Flysystem, and Guzzle.
  • Refactored Blade templates into Vue components and unified operations into a REST API built with Laravel for consumption by web and mobile clients.
  • Refactored emailing and texting capabilities in a Laravel + Vue application to comply with the CAN-SPAM Act and A2P 10DLC.

Software Developer at the National Institute for Space Research

From September 2011 to December 2020 (~9 years), contractor, on-site.
Brazilian government agency doing R&D in Earth observation and space technology.

  • Led up to 5-person product engineering teams in 3 major projects:
    • Monitored vegetation suppression activities around power transmission lines by automating data integration processes in a Django application.
    • Shared air quality data and public health indicators associated with wildfires by publishing dashboards in Kibana from data stored in Elasticsearch.
    • Evolved reporting capabilities of a Node.js application by integrating with web map services from NASA and building data visualization with Chart.js.
  • Built three Laravel + PostgreSQL applications: one for monitoring fire suppression activities in protected areas, another for sharing burned area data, and another for publishing reports about active fire and fire risk.
  • Managed spatial and time series data about active fire, burned area, and fire risk by administering PostgreSQL databases, automating backup routines and data integration processes, designing database schemas, and tuning database performance.
  • Managed web hosting of applications built with Django, Laravel, and Node.js by administering web servers like Apache, automating deployment processes, and monitoring with Zabbix.
  • Built two content portals, including plugins and themes using PHP, Bootstrap, and jQuery: one with Drupal for publishing documentation about the Cray XT-6 supercomputer, the other with WordPress for publishing standard operating procedures.

Skills

  • Languages
    • English (C1)
    • Portuguese (native)
  • Programming languages
    • Ruby (3 years)
    • PHP (10 years)
    • JavaScript
    • Python
    • Bash
  • Frameworks and libraries
    • Rails (3 years)
    • Laravel (5+ years)
    • React
    • Vue
  • Databases
    • PostgreSQL (10+ years)
    • MySQL (10+ years)
    • Elasticsearch
    • Redis
  • Services and tools
    • AWS (4 years)
    • Azure DevOps
    • Jira
    • GitHub
    • Docker (4 years)
    • Git
    • Linux
    • macOS
    • Windows

Certifications

  • Scrum.org
    • Professional Scrum Master I (PSM I)
    • Professional Scrum Product Owner I (PSPO I)
  • Kanban University
    • Kanban Management Professional (KMP)
    • Scrum Kanban Practitioner (SKP)
  • Project Management Institute
    • Certified Associate in Project Management (CAPM)

Education

Associate degree in IT Management

Earned in 2016 from Fatec Guaratinguetá, São Paulo, Brazil.