Career Profile

I am a generalist engineer focused on solving problems quickly and with maintainability.

I'm proficient in Ruby ecosystem (Deployments, Automatic Tests, Tasks automation, Web Development, Refactor) and skilled in MySQL & PostgreSQL relational databases. I've deep knowledge in Cloud Computing (AWS, GCloud, Digital Ocean).

Related to Infrastructure and Tasks Automation I am experienced in Cloud Computing providers (AWS, GCloud, Digital Ocean), automation with Terraform, Ansible, Kubernetes, Docker, Shell Script (and related tools like sed, awk, ssh, bc, etc).

Experiences

Senior Software Developer

2020 - present
Pismo.io, São Paulo, Brazil

In this position, I'm member of a team responsible to maintain systems and APIs from main customer of company. My daily basis job includes develop features requested by customer, solve bugs and observe metrics (response times, resources usage, number of errors) to find which applications should be improved.

  • Software development
    • Maintenance and development of APIs in Go and Groovy/Java
    • Automatic tesing / TDD/BDD
  • DevOps/SRE Stuff
    • CI/CD
      • Build and Maintenance of Docker images for applications
      • Create pipeline of test and Docker image creation for CI (CircleCI)
      • Deployment in Kubernetes
      • Deployment in AWS - EC2 - S3 - RDS - Route53 - ELB
    • Monitoring
      • Code instrumentation for distributed tracing (Opentracing, Honeycomb)
      • Distributed logging tools (using Datadog)
      • Metric collectors and dasboards creation
      • Monitoring of error budgets and SLOs

Software Engineer and IT Specialist

2019 - 2020
Plugify, São Paulo, Brazil

In this position I was responsible for all development, deployment and maintenance of product. As the only IT person, I had to undertood the needs of internal customers, stakeholders and make a functional, usable and beauty system to control the stock of devices to rent and rented. All systems were developed with a Ruby stack (Rails, RSpec, Sidekiq) and Postgresql for DB, and deployed in AWS.

  • Product Development
    • Stock Control
    • Bank Integration
    • Admin Dashboard
    • Customer Dashboard
  • Ruby specialist
    • Development of orchestration software for internal products
      • Frameworks (Rails / Sinatra)
      • Tests automation (Rspec)
      • Web servers deployment (Puma)
      • Background jobs (Sidekiq)
  • Infraestructure Deployment and Management
    • Deployment in AWS
      • EC2 - S3 - RDS - Route53 - ELB

Software Engineer and Cloud Computing Specialist

2017 - 2019
TOTVS SA, São Paulo, Brazil

In this position I was member of a team responsible to provision and mantain the ERP products from company's customers. As a R&D team, we tried lots of tools to discover which ones we needed to deliver a service with very high quality standards.

  • Ruby specialist
    • Development of orchestration software for internal products
      • Frameworks (Rails / Sinatra)
      • Tests automation (Rspec / Minitest)
      • Web servers deployment (Puma / Unicorn / Passenger)
      • Background jobs (Sidekiq)
  • Cloud computing specialist
    • Orchestration and automation of deployments into public Clouds (AWS/Azure)
      • Cluster orquestration (Kubernetes / Docker)
      • Infrastructure automation (Terraform)
      • Configuration automation (Ansible)
      • Monitoring and Logging (Datadog / LogDNA)
  • Other Knowledges
    • Databases (PostgreSQL)
    • General Purpose Cache (Redis)
    • Shell Scripting (Bash)
    • Linux (Ubuntu / CentOS)

Senior Software Engineer

2014 - 2017
Pitzi.com.br, São Paulo, Brazil

  • Development of internal systems (Ruby ecossystem)
    • Feature development
    • Integration with external partners
    • Integration with external services
  • Infrastructure/Operations (AWS ecossystem)
    • Development of Application Architecture (Load Balancers, Reverse Proxies, Application Servers)
    • Maintenance of Application Architecture (Monitoring, House-Keeping, Deployment Automation)
  • Internal infrastructure/Operations
    • Internet links and High-Availability
    • Internal Wi-Fi Maintenance and Monitoring
  • Tech Lead/Team Management
    • Team Lead
    • Interface with Business Teams
    • Expectations Management
    • Technology definition
    • Methodology definition and Process Maintenance
    • Recruitment

Software Engineer

2013 - 2014
Shopcliq, São Paulo, Brazil

  • AWS architecture definition, implementation.
  • Improvements into back-end software
  • Database analysis and improvements
  • Improvements in infrastructure

Operations Developer

2011 - 2012
boo-box, São Paulo, Brazil

In this position I was responsible to help the Operations Team to keep the system healthy and stable, and to support the Developers Team to optimize the software for our infrastructure, solve bugs and improve system's architecture.

Projects

This is a list of my side projects.

Hepcats' Fever - International Lindy Hop Festival - An international dance festival with lectures, parties, international teachers and a lot of fun.
1941 Vintage' - lectures control system - A system that control students, lectures, teachers and attendances in 1941 Vintage Dance School.
Ruby system-getifaddrs - A Ruby gem that reads NIC's configurations and returns into a data stucture to be consumed inside Ruby program.
Ruby BR-CNPJ - A small Ruby gem to generate Brazilian CNPJ.
Ruby BR-CPF - A small Ruby gem to generate Brazilian CPF.

Skills & Proficiency

Ruby

Ruby on Rails

Sidekiq

Redis

MySQL

PostgreSQL

Linux & Shell-Script

Terraform

Docker

Kubernetes

Ansible

Golang

HTML & CSS

Javascript & EC6

Bulma.io CSS Framework

VueJS