Luiz Carlos O.

Luiz Carlos O.

Sao Joao del Rei, Brazil

Full Stack Developer

12 years of exp.


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Profile Summary

As a passionate and experienced IT professional with a Bachelor’s degree in Computer Science, I have dedicated the past 12 years to mastering web development. My journey has spanned various industries, allowing me to improve my skills in a diverse range of technologies. Currently, I am a Senior Software Engineer with a strong focus on Ruby On Rails, React.JS, and TypeScript, delivering robust and scalable web solutions.

Primary Skills

JavaScript | 10 yrsRuby on Rails | 8 yrsRuby | 8 yrs

Culture Profile

In workplace, I am known for . . .
  • having a great energy
  • being the reference to younger and less experienced developers
I thrive in environments . . .
  • where we can speak our minds freely
  • where tasks are well organized and we take part on the decision making
I struggle in environments . . .
  • that have strong micromanagement
  • with excessive meeting schedules every day

Work Experience

Right Balance ®

Senior Software Engineer | Ruby On Rails | Backend
  • Mar, 2024 - Apr, 2024
  • United States
  • Upgraded the FCM API to the newer version with no downtime

Skills

TypeScriptGitHubAmazon WorkSpaces FamilyRuby on RailsRubyScrumDockerGitsentry

Industries

IT Services

The Mom Project

Senior Software Engineer | Ruby on Rails | React.JS | Next.JS
  • Nov, 2023 - Feb, 2024
  • United States
  • Design Document created and approved for a new feature - creation of a credit wallet for clients
  • Code started and tested for an MVP of that same feature

Skills

React.jsTypeScriptAWSPostgreSQLNext.jsRuby on RailsTailwind CSSConfluenceDockerJiraDatadog

Industries

Software

Right Balance

Senior Software Engineer Team Lead | Node.JS | React.JS | Next.JS
  • Apr, 2023 - Present
  • United States
  • I wrote a Technical Specification Document that guided the development of an Admin System that provided more autonomy to the CS team.
  • 2 Systems designed and built from scratch to improve scalability, performance and user experience.

Skills

React.jsAWS LambdaExpress.jsNext.jsDocker

Industries

Ecommerce

Right Balance

Senior Software Engineer | Node.JS | TypeScript
  • Sep, 2022 - Jun, 2023
  • United States
  • I wrote a Technical Specification Document that guided the development of an Admin System that provided more autonomy to the CS team.
  • 2 Systems designed and built from scratch to improve scalability, performance and user experience.

Skills

React.jsVue.jsTypeScriptAmazon DynamoDBAWS IoT CoreRuby on RailsFirebaseDocker

Industries

EcommerceSoftware

Andela

Senior Software Engineer
  • Dec, 2021 - Jan, 2023
  • United States
  • An integration with a third party company to provide 1-click checkouts was completely lead by me resulted in an increase of around 20% conversion on the first quarter.

Skills

React.jsTypeScriptAWS LambdaPostgreSQLRuby on RailsDockerDetailed Software Design

Industries

Ecommerce

Andela

Senior Software Engineer | Ruby On Rails | TypeScript
  • Dec, 2021 - Jan, 2023
  • United States
  • An integration with a third party company to provide 1-click checkouts was completely lead by me resulted in an increase of around 20% conversion on the first quarter.

Skills

React.jsTypeScriptAWS LambdaPostgreSQLRuby on RailsDockerDetailed Software Design

Industries

Ecommerce

Zipdev

Full Stack Engineer | Ruby On Rails | Vue.JS | TypeScript
  • Oct, 2021 - Dec, 2021
  • United States
  • An integration with a third party company to provide 1-click checkouts was completely lead by me resulted in an increase of around 20% conversion on the first quarter.

Skills

TypeScriptPostgreSQLRuby on Rails

HeroSpark

Senior Software Developer | Ruby On Rails | React.JS
  • Apr, 2021 - Sep, 2021
  • Brazil
  • Creation of a single front-end in React.JS to provide users with a single, smooth experience after a merging of 2 different tools.
  • Led the integration with a third party company to provide 1-click checkouts resulting in an increase of around 20% conversion on the first quarter.

Skills

React.jsTypeScriptPostgreSQLRuby on RailsAngularJSDetailed Software Design

Catho

Senior Software Developer | Node.JS | PHP | PCI - DSS
  • Nov, 2019 - Mar, 2021
  • Brazil
  • Creation of a single front-end in React.JS to provide users with a single, smooth experience after a merging of 2 different tools.
  • Built ownership upon a PHP legacy payment system by documenting it.
  • PCI-DSS environment setup.
  • Started a process of replacing small domain parts with Microservices with Node.JS and AWS technology.

Skills

JavaScriptAmazon Web Services (AWS)Node.jsPHP

Industries

Software

Reev ®

Software Developer | Ruby On Rails | Vue.JS
  • Jun, 2017 - Oct, 2019
  • Brazil
  • Creation of a single front-end in React.JS to provide users with a single, smooth experience after a merging of 2 different tools.
  • Development of crucial integrations for new clients.
  • Development of a new front-end with a new architecture using Vuex.
  • Implemented a VoIP tool inside of the platform that for itself made a huge difference in sales.

Skills

JavaScriptVue.jsPostgreSQLRedisRuby on RailsDockerAxiosDetailed Software Design

Accenture Brasil

Software Developer Analyst
  • Sep, 2015 - Jun, 2017
  • Brazil
  • Development of crucial integrations for new clients
  • Development of a new front-end with a new architecture using Vuex
  • Implemented a VoIP tool inside of the platform that for itself made a huge difference in sales
  • Increased client satisfaction
  • Decreased response time to support and answer to clients issues

Skills

Vue.jsJavaMicrosoft SQL ServerSpring FrameworkCSSDockerHTMLSVN (Subversion)AxiosKnockoutJS

Industries

IT ServicesSoftware

RV Tecnologia e Sistemas S.A.

Software Engineer
  • Mar, 2015 - Sep, 2015
  • Brazil
  • Increased client satisfaction
  • Decreased response time to support and answer to clients issues

Skills

HTML5PHPScrumCSSAngular.js

Industries

Software

Gapso

System Analyst
  • Sep, 2014 - Feb, 2015
  • Brazil
  • Increased client satisfaction
  • Decreased response time to support and answer to clients issues

Skills

JavaMicrosoft SQL ServerSpring FrameworkCSSHTMLSVN (Subversion)KnockoutJS

Industries

MiningSoftware

Elo Assessoria e Sistemas

System Analyst
  • Mar, 2012 - Aug, 2014
  • Remote
  • Increased client satisfaction
  • Decreased response time to support and answer to clients issues

Skills

JavaScriptMySQLCSS3HTML5PHPjQuerySVN (Subversion)AjaxITILTestLink

Industries

Healthcare Services

Education

Bachelor's degree
  • Computer Science
  • Federal University of São João del-Rei - UFSJ, Brazil
  • 2014

Certifications

First Certificate In English (FCE)

All Skills

  • Languages

    • JavaScript | 10 yrs
    • TypeScript | 2 yrs
    • Java | 2 yrs
    • CSS3 | 2 yrs
    • HTML5 | 3 yrs
    • PHP | 4 yrs
    • Ruby | 8 yrs
  • Libraries

    • React.js | 3 yrs
    • Firebase | 1 yr
    • jQuery | 2 yrs
    • Tailwind CSS | 1 yr
    • Ajax | 2 yrs
    • Angular.js | 1 yr
    • Axios | 4 yrs
    • KnockoutJS | 2 yrs
  • Frameworks

    • Vue.js | 4 yrs
    • Express.js | 1 yr
    • Next.js | 1 yr
    • Node.js | 1 yr
    • Ruby on Rails | 8 yrs
    • Spring Framework | 2 yrs
    • AngularJS | 1 yr
  • Cloud

    • AWS | 1 yr
    • Amazon DynamoDB | 1 yr
    • Amazon Web Services (AWS) | 1 yr
    • Amazon WorkSpaces Family | 1 yr
    • AWS IoT Core | 1 yr
    • AWS Lambda | 2 yrs
  • Tools

    • GitHub | 1 yr
    • Confluence | 1 yr
    • CSS | 2 yrs
    • Docker | 7 yrs
    • Git | 1 yr
    • HTML | 2 yrs
    • Jira | 1 yr
    • SVN (Subversion) | 4 yrs
    • Datadog | 1 yr
  • Databases

    • Microsoft SQL Server | 2 yrs
    • MySQL | 2 yrs
    • PostgreSQL | 4 yrs
    • Redis | 2 yrs
  • Paradigms

    • Agile Development | 5 yrs
    • Scrum | 1 yr
    • ITIL | 2 yrs
  • Others

    • Detailed Software Design | 4 yrs
  • Other

    • sentry | 1 yr
    • TestLink | 2 yrs