Blockchain Engineer

Holonic

1. Worked on Node.js based project creating the business layer of a platform;
2. Created a digital credential platform using Bitcoin core, Microsoft ION and Mattr api PostgreSQL (https://mattr.global/);
3. Created the payment integration of a platform with subscription using Stripe Payment Gateway (https://stripe.com);
4. Integrated a platform web services with Nest.js.
5. Worked on ERC-20 and ERC-721 based tokens smart contract creation for a carbon credits marketplace;

Blockchain Egineer (Contractor)

Orium Network

1. Created a serverless web API that consumes "The Graph" search engine enabling user withdraw in the platform.
2. Created a decentralized database search engine using "The Graph" and "GraphQL" that reads information from external third-part Web3 game contracts;
3. Created a smart contract to split out received incomes from all players in the platform with AWS/KMS and Ecrecover based voucher authentication;

Blockchain Engineer (Contractor)

Kali Health S/A

1. Worked on an NFT marketplace with an ERC-721 token-based contract for a huge ecosystem;
2. Created an ERC-20 Token to be used in the company Aragon DAO.

Blockchain Engineer (Contractor)

GoBlockchain

1. Created an internal NFT wallet for the GoBlockchain education community;
2. Worked on ERC-20 tokens for GoBlockchain clients as a consultant.

FEMA - Funcação Educacional do Município de Assis

Computer Science