Renato Hideki OsakaFull Stack Developer
I live and breathe software for near two decades. Be it Front, Back, Full Stack or Mobile, I know the ins and outs of the field with great tested and proved experience on a day-to-day basis. I'm a Database technician with a vast experience in: JavaScript, TypeScript, React, Node SQL and NoSQL databases, just to name a few technologies.
Certifications
NodeJS
Node.js
12/09/2019
NodeJS
Node.js
12/09/2019
NodeJS
Node.js
12/09/2019
Vue.js
Vue.js
11/26/2019
Tech stack
Node.js (16)
Vue.js
Delphi (17)
MySQL (17)
React (16)
Amazon Web Services (AWS) (14)
WordPress (13)
PHP (13)
Microsoft SQL Server (13)
Windows Server 2012 (13)
Oracle Database (13)
Database Design (5)
Database Administration (5)
MVC Design (5)
TypeScript (4)
Firebase (3)
Test-driven Development (TDD) (3)
Artificial Intelligence (AI) (2)
Next.js (2)
Google Cloud (2)
Serverless (2)
Blockchain (2)
JavaScript (2)
PostgreSQL (2)
Angular (2)
Zendesk API (2)
Salesforce (1)
jQuery (1)
HTML (1)
Vanilla JS (1)
Experience
Senior Full Stack DeveloperCrowdform
01/2023 - Currently

As a Senior Fullstack Developer, I have contributed to various innovative projects using advanced technologies. I have extensive experience in backend development with NestJS and frontend development with Gatsby and NextJS. I have developed financial transaction systems with Ethereum and Solana, integrating WebSockets for real-time communication, using PostgreSQL and Firebase Firestore as primary databases. My experience includes developing social media platforms, Telegram bots for cryptocurrency trading, and ecosystems for buying and selling carbon credits. I have utilized Firebase Functions, Firestore, Storage, Redis, and Raydium for Solana transactions. Additionally, I have implemented user authentication and transaction recording with Formance and Verify, and managed notifications via OneSignal. I have built platforms for virtual assistants, integrated with Telegram and WhatsApp bots, and mobile applications.

React
Node.js
Firebase
Google Cloud
Blockchain
Artificial Intelligence (AI)
Serverless
Next.js
TypeScript
Test-driven Development (TDD)
Senior Full Stack Developerecotrace
09/2022 - 01/2023

Ecotrace is a company specializing in the traceability of slaughtered animals, ensuring that the product's journey is transparent from the farm to the final consumer. We utilize cutting-edge technologies such as blockchain and machine learning to ensure the quality of the animal and complete traceability. Our commitment is to provide reliable, high-quality products, giving consumers detailed information about the origin and journey of the product they are purchasing. I was responsible for maintaining communication between applications, improving response performance, and ensuring SLA uptime.

React
Node.js
TypeScript
Amazon Web Services (AWS)
PostgreSQL
RedShift
Test-driven Development (TDD)
Domain-driven Design
System Design
Salesforce Comerce Cloud Developerioasys/Havaianas
05/2022 - 09/2022

At ioasys, i worked as a salesforce developer, on one of the biggest flip flops ecommerce in EUA (havaianas.com). I was responsible for develop new features, fix bugs and mentor new members that arrived into the team. I my day-to-day work, i used Vanilla JS, JQuery, SCSS, Salesforce platform

JavaScript
Vanilla JS
jQuery
SCSS
Salesforce
HTML
Lightning Components
Salesforce API
Full Stack Developer and Tech LeadSaipos
03/2021 - 05/2022

I worked as a FullStack Developer and Tech Lead. I led the team that was responsible for the back office operations of the business. We develop solutions to facilitate the creation of reports, stock tracing, sales revenue indicators, financial assets management and several other cases. In my day-to-day work, I use Postgres, AWS Lambdas, SQS, SES and CloudWatch Events. For testing, we use Jest and Cypress, and for the Front-End, AngularJS and ReactJS, with the Google Material UI. To better track our progress and the flow of the work, we use Agile with Kanban in Jira.

React
Node.js
Angular
JavaScript
TypeScript
Amazon Web Services (AWS)
PostgreSQL
Firebase
Zendesk API
Software DeveloperRede Gonzaga Major College
12/2008 - 03/2021

FullStack Developer, fully participating in the creation of all the Academic ERP, responsible for the management of all the 10 academic units of the business. Initially the project was created for Windows, using Delphi + Oracle Database, to manage all the academic requirements, and the finances of the college.

Delphi
Oracle Database
Node.js
Microsoft SQL Server
Windows Server 2012
React
Amazon Web Services (AWS)
WordPress
PHP
MySQL
Software DeveloperSofolha Corporative Solutions
06/2004 - 12/2008

Delphi Developer, actively participating in the creation and proper usage of the database in tax and accounting, in the rural and administrative areas. Since the beginning I partook in the system development that managed several clients in the state of São Paulo. All the system was implemented in Delphi and Firebird. In addition, I maintained the administrative and rural system that took care of bovines and swines, using the same technologies.

Delphi
MySQL
Database Administration
Database Design
MVC Design
Education
Database AdministrationUNIVEM - Centro Universitário Eurípides de Marília
01/2004 - 07/2006