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Rogério – Typescript, JavaScript, Node.js, experts in Lemon.io

Rogério

From Brazil (GMT-3)

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Mobile DeveloperSenior
Back-end Web DeveloperMiddle
Front-end Web DeveloperMiddle-to-senior
Hire developer
18 years of commercial experience
Agritech
Computer science
Construction
Life science
Pharmaceutics
Travel
ERP
Mobile apps
POS systems
Lemon.io stats

Rogério – Typescript, JavaScript, Node.js

Over fifteen years in the game led Rogerio to understand that quality is what he cares about the most in his work. His tool of the trade is React Native, but he knows many other moves, including React and Node. He likes to be involved in every stage of the project: coding, debugging, testing, and maintenance. Rogerio even has a particular passion for hunting down nasty bugs and organizing a proper software development process.

Main technologies
Typescript
4 years
JavaScript
20 years
Node.js
8 years
React Native
8 years
React
8 years
Additional skills
Docker
MySQL
ASP.NET
Swift
Java
Solution architecture
Spring
Apache
React Query
web3.js
Python
PostgreSQL
Elixir
Objective C
C
ElasticSearch
Xamarin
Redux Toolkit
Android
PHP
SQL
Axios
React Hook Form
Redux Saga
Redux
Mocha
Express.js
Chai
AWS
Heroku
React Hooks
Core Java
TypeORM
Redux Thunk
Docker Compose
Spring Security
HTML
Golang
Material UI
Amazon S3
Amazon RDS
Lambda
Amazon SQS
Tailwind CSS
Microsoft SQL Server
.NET
NX
CSS
Ready to start
15/01/2015
Direct hire
Potentially possible

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Experience Highlights

Senior Development Operations Engineer
Dec 2022 - Nov 20241 year 10 months
Project Overview

Simplify the research process for organizations relying on peer-reviewed content to inform business decisions.

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Responsibilities:
  • Maintained FAST ESP platform clusters.
  • Maintained reports using CSS, HTML, Javascript, Typescript, React, Vite, PHP, Python and Perl
  • Was in charge of management/configuration of Cacti reports/charts.
  • Acted as DevOps maintaining Jenkins build pipelines, migrating AWS Cloud Formation stacks, and updating RDS databases.
  • Created ansible roles to build FAST ESP-based images for EC2 instance deployment
  • Worked on improving Jenkins CI/CD pipelines building Java applications with Gradle
  • Migrated several service APIs between AWS accounts.
  • Deployed IT infrastructure with Docker, Kubernetes, Terraform, and AWS ECS + Codedeploy.
  • Supported several tasks on FAST ESP to Opensearch migration.
  • Created base FAST ESP AMI for search and data ingestion testing purposes. Also supported migration of more than 40 million documents
  • Deployed and fixed several production-level deployments
Project Tech stack:
AWS
AWS CloudFormation
AWS SES
Airflow
Amazon ECS
Amazon RDS
Amazon S3
Amazon SQS
CI
CD
Jenkins
CentOS
Perl
Python
Full-stack Engineer
Jan 2023 - Apr 20233 months
Project Overview

Hepper is Prowincetown's premier cannabis dispensary.

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Responsibilities:
  • Implemented backend features using AWS SQS, S3, and Lambda;
  • Performed several frontend fixes and improvements;
  • Optimized some queries and such;
  • Improved CI/CD flows and commits flows.
Project Tech stack:
Golang
HTML
CSS
React
Redux
Material UI
Amazon RDS
Amazon SQS
Lambda
AWS
Amazon S3
Software Engineer
Jan 2021 - Aug 20221 year 7 months
Project Overview

Worthy.us is a platform where investors can buy bonds for small businesses across the US. These bonds sold can ensure companies have funds to keep pushing their operations to the next level.

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Responsibilities:
  • Created mobile app;
  • Implemented several different investors' onboarding workflows;
  • Built several custom components to attend to project needs;
  • Integrated with cognito and plaid services.
Project Tech stack:
React
React Native
React Query
React Hook Form
Axios
Tailwind CSS
Python
PostgreSQL
Typescript
Full-stack Software Engineer
Jan 2019 - Apr 20212 years 3 months
Project Overview

Leaflogix provides a point of sales and a full ERP suite of products to the cannabis sector.

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Responsibilities:
  • Implemented API endpoints for several features;
  • Improved the recipes module;
  • Implemented the schedulable mailing module for reports;
  • Maintained and fixed POS bugs;
  • Implemented POS in React Native.
Project Tech stack:
.NET
React
React Native
Microsoft SQL Server
Senior Software Engineer
Jan 2018 - Jun 20185 months
Project Overview

Power Home Remodeling is an American corporation headquartered in Chester, Pennsylvania that provides services predominantly related to energy and cost-saving exterior remodeling products such as replacement windows, roofing, and vinyl siding. The goal of the project is rewrite the app in React Native, making easier to do app maintenance in long term.

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Responsibilities:
  • Developed the Android app using React Native;
  • Implemented the real-time chat app using some of the most popular React Native UI libs for this purpose and utilized Redux and Redux Saga for state management and business logic;
  • Added support for CI builds and created unit tests;
  • Forked, improved, and fixed open-source libraries in favor of project needs.
Project Tech stack:
React
React Native
Redux
Redux Saga
Node.js
Senior Software Engineer and Architect
Apr 2016 - Jun 20171 year 2 months
Project Overview

Live2Leave is a travel app where you can record your favorite spots & get recommendations from people you know.

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Responsibilities:
  • Designed and developed a solution architecture. Created a landing page alongside background jobs and integration with geospatial data;
  • Added several components to the solution architecture, like Heroku, PostGIS, and Algolia for data indexing and search, as well as Node.js and React;
  • Forked, improved, and fixed open-source libraries in favor of project needs, mainly React Native-related libraries, to solve very specific software limitations.
Project Tech stack:
React
React Native
Node.js
Express.js
Chai
Mocha
Axios
PostgreSQL
Heroku
AWS

Education

2005
Internet and Networks
Associate Degree
2016
IT Governance
MBA

Languages

English
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