Bruno Lebtag

+5562985460245 | |


  • Extensively worked with Microservice architecture.
  • Extensively worked with Domain Driven Design architecture.
  • Extensive experience creating complex reports and queries using SQL language.
  • Extensive experience working together with designers to convert PDF files into web site using HTML5, SASS/CSS and Javascript.
  • Extensively worked with PHP/Laravel, C#, NodeJs, Javascript and Elixir programming languages.
  • Extensively worked with Single Page application development using ReactJS+ReduxJS or VueJS.
  • Participated in all phases of many projects: designing, developing, debugging and maintenance of the software.
  • Worked on integrating various Social networking platforms such as Facebook, Twitter and Instagram.
  • Extensively worked with versioning of code using Git and management tools like Trello, Redmine and Jira.
  • Experience with Test Driven Development (TDD) and Behavioral Driven Development (BDD).
  • Great knowledge in many different technology areas ranging from development to infrastructure.
  • Love to learn new skills, technologies and languages.
  • Great desire to share knowledge and teach others.


Computer Languages: PHP, C#, NodeJs, Javascript, Elixir, Ruby, C/C++, Python, Java, Assembly x86, Golang, HTML5, CSS, SASS, LESS, SQL, Cypher
Databases: MySQL, MongoDB, PostgreSQL, Neo4j
Design Patterns: Gang of four’s design patterns, MVC, Delegation, Inversion of Control, Dependency Injection, SOLID principles, Microservices architecture, Domain Driven Design
User Interface: Bootstrap, Foundation, Material Design
Version Control: Git, GitHub, BitBucket
Web Frameworks: Laravel, .NET Core, ExpressJS, JQuery, ReactJS, ReduxJS, VueJS, RxJS, Ruby on Rails
Tools: Visual Studio Code, Visual Studio, Trello, JIRA
Languages: Portuguese, English


Cogtive OPEX Software
Software Developer
August 2017 - Present
  • Sole developer of Trust Factory®, A industry production line data validator, based on Lean Manufacturing 4.0.
  • Sole developer of the event system to establish asynchronous communication among cogtive’s systems using rabbitmq.
  • Sole developer of the asynchronous task runner named Velma.
  • Sole developer of the backend of the Flow View, a visual representation of the entire industry production line.
  • Developer of many reports using advance SQL techniques like Window functions and Common table expression.
  • Developer of some utilities tools for internal needs.
  • Developer of tablet app using Xamarin.
  • Many functionalities developed in backend and frontend.
  • C#
  • RabbitMQ
  • NodeJS
  • Javascript
  • React.js
  • Webpack
  • SASS
  • HTML5
  • Xamarin
  • DDD
  • TDD

Tempo Telecom
Junior Software Developer
May 2016 - July 2017
  • Sole developer of Tempo Telecom’s customer web platform.
  • Developer of many microservices and functionalities.
  • Developer of many reports using advance SQL techniques like Window functions, Crosstab and Common table expression.
  • Contributed to maintain legacy system implemented with Ruby on rails.
  • Elixir
  • RabbitMQ
  • NodeJS
  • Javascript
  • React.js
  • Redux.js
  • SASS
  • HTML5
  • Webpack
  • Gulp
  • Ruby on rails
  • Microservice
  • TDD

October 2016 - April 2017
  • Worked with converting PDF files into sites using HTML5, SASS/CSS and Javascript.
  • Pixel perfect websites.
  • Javascript
  • HTML5
  • NodeJS
  • Javascript
  • jQuery
  • Gulp
  • SASS
  • Photoshop


Project : Cafezinho IDE Project
CafezinhoIDE was part of my undergraduate thesis. Its objective was to teach students programming using a simplified programming language in portuguese.

  • It was developed using C++/Qt.
  • It was composed of: computer language named Cafezinho, compiler/interpreter, editor and debugger.
  • C++
  • Qt
  • Bison
  • Flex
Project : Storela
Wordpress ecommerce Website for the jewelry company Storela. Responsibilities include:

  • Configured Wordpress ecommerce responsive themes and child themes.
  • Worked with Woocommerce a flexible wordpress ecommerce plugin.
  • Integrated the PagSeguro quick pay for user convenience and security.
  • Implemented and updated Website responsive pages using JQuery, CSS, HTML, AJAX, Bootstrap.
  • PHP
  • Wordpress
  • Woocommerce
  • Javascript
  • HTML5
  • jQuery


MongoDB for Node.js Developers
MongoDB Inc., September 2015


Computer Science Master's Degree
Universidade Federal de Goiás [Goiânia, Brazil] (2019-present)

Computer Science Bachelor's Degree
Universidade Federal de Goiás [Goiânia, Brazil] (2010-2014)