vagucs
Senior Solidity, Php, Pascal, Delphi, C, X Base
Backend programmer, excellent knowledge of low level technology. Committed and honest. I use the technologies below: Linux, Windows, Android, C, Pascal (Delphi, Embarcadero), PHP, xBase (Harbour, Clipper), Javascript, HTML, Adianti framework, Solidity, Blockchain interactions with any language, socket programmer, reverse engineering, Deep knowledge of RFID and Hardware (RFD8500, RFID, CHAINWAY (R4, R6), RFID Printers (ZGL/ZPL/PGL) cryptography Domain of blockchain and Web3 platforms with solidity and interactions in any programming language. Web3 wallet development for Linux/Web and Android with Delphi/Embarcadero.
Experience: 2 years
Yearly salary: $60,000
Hourly rate: $80
Nationality: 🇧🇷 Brazil
Residency: 🇧🇷 Brazil
Experience
CTO
C9 Tech 2021 - 2025
Web3 developer, fullstack, solidity, javacard (Smartcard), Pos (Android), PHP, High scale and availability application. High availability Pix servers, online and mobile Web3 wallets.
Fullstack
Camisaria Colombo 2008 - 2021
Development of POS, inventory control, RFID, fiscal DP, frontend, integration of 434 stores with more than 1200 terminals. Data centralization and store integration.
Backend
CONAB 2006 - 2007
Development of the inventory control system, NFE, unification of federative units and migration to Postgres.
Skills
android
backend
blockchain
c-plus-plus
crypto
ethereum
javascript
linux
pascal
php
postgres
solidity
english
portuguese