Senior Software Engineer
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Software engineer with more than 7 years of experience, using clean code and SOLID principles, reusability and legibility.
LearnAmp - Senior Software Engineer
LMS platform that wants to improve employee learning experience.
Working on fixing tech support bugs, implementing sprint work that is defined by the product team.
Ruby on Rails monolith Vue.js
SmartPension - Software Engineer
UK Private pension management system/provider.
Working on the implementation of the platform for US based clients, introducing many new regulatory changes.
Ruby on Rails RSpec ActiveAdmin Kibana Ember.js
Trainline - Software Engineer The main train ticket company in Europe.
Working in a project based on Sinatra for HTTP and Middlewares. Minitest for unit and acceptance tests
SmartFit - Senior Ruby On Rails Developer (Client)
The biggest gym in Brazil, I was responsible for the payment for 2.5 million clients every month. Adding credit card integration and tokenization to many platforms. Ruby On Rails
Cluster Reply - Senior Ruby On Rails Developer (Client)
Developing and maintaining new features, also responsible for system reliability. This project needs to be in compliance with Banco Central (Regulatory bank in Brazil), and has high security standards. We handle multiple banks transactions and store them so other institutions can benefit from it when evaluating companies financial status.
Stack: Docker, Kubernetes, Ruby On Rails, Postgres, RabbitMQ, RSpec.
Mooven Consulting - Senior Ruby On Rails Developer (Client)
Fullstack developer on ReGene project. This application is responsible for many hospital equipment purchases in Brazil, also helping health institutions to save money with better stock management.
The main technologies in the stack are: Docker, Kubernetes, Ruby On Rails, ReactJs/Redux, Postgres, RSpec
Appolus Syens - Ruby On Rails (Freelancer) duration: 8 months
Developing and maintaining an application focused on educational purposes.
Stack: Ruby On Rails 3+, CSS, JS/React, Postgres
This project is responsible for most of the schools of Minas Gerais, which is a huge state of Brazil.
Fulllab EASYLIVE - Ruby On Rails
Senior developer, leading a team with 3 other developers. Responsible for maintaining code quality and planning new architecture.
Stack: Ruby On Rails 4+, CSS, JS, MySql, Redis
API integrations with JWT, OAuth, GraphQL, SOAP
Git Flow and best practices
Creating GEMS such as: github.com/jhon50/for-all-payment-gateway This a library to help using a payment gateway called 4ALL.
I've also done other GEMS like this.
Massive data processing from CSV's with more than 2 million lines in an optimized way.
I created Hexa Drive, similar to google drive. For this I developed a library that facilitates the use of AWS S3 with a feature that scan for viruses, in compliance with international normatives for electricity companies.
Bsc Information System, Federal Fluminense University - Rio de Janeiro - Brazil
