Arthur Miranda de Souza Blockchain Developer

Blockchain NFT Developer

MLSE

Mar 2022 - Current (4 years 2 months)

- Working in Maple Leaf Sports & Entertainment (MLSE) Dropshop NFT marketplace. Offering Sports NFT assets for rally Gumball 3000 and hockey leagues in Canada. - Implementing and designing NFT smart contracts based on Open Zeppelin Standards ERC1155 in Solidity and EIP-2981 NFT Royalty Standard. Deployed in the Polygon chain beyond other technologies such as AWS Lambda, AWS SQS, Hardhat, etherJS. - Created Fraction NFT (f-NFT) ERC20 to represent the secondary market. Use Mythril tool to analyze security issues in smart contracts. Implemented crypto payment in auction flow with Stripe and ERC20 Stablecoin.

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Blockchain Architect

Wisefy

May 2021 - Mar 2022 (11 months)

- Responsable for Blockchain design and implementation ERC20/BEP20 utility token in Solidity. Used Polygon and Binance Smart Chain (BSC) network implemented Dapp and Web3 library. - Participated in TGE / IDO and DeFi ecossystem used AMM Pancakeswap v2 and DEX Dfyn to liquidity token. Implememting NFT ERC721/ERC1155, integration with OpenSea, social media assets and Brige solution for interoperabilty between Polygon and BSC.

Blockchain & Cloud Architect

GFT Group

Jan 2021 - May 2021 (5 months)

- Working in a global team for UBS Banking (based in Chicago), accomplished assessment and Cloud migration strategy from hedge fund platform on premises to Azure Cloud. - Drawing up Cloud architecture design and implementation in Azure DevOps, data pipelines, and network resources. Responsable for a new Blockchain initiavites such as product for B2B Smart Agreement in Ethereum. Support pre-sales team in products.

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CTO at Blanki Fintech

Industrias Blankito

Jan 2020 - Jan 2021 (1 year 1 month)

- Lead digital transformation and technology team, provided finance services platform. Managing IT teams and budget. Conduct stategy on several finance products such as Supply Chain Finance (SCF). - Instant micro loans / Credit Platform B2B, B2C and receivables purchase. Strategic use of emerging technologies such as Azure Cloud Computing, Big Data, Machine Learning and APIs. - Engage and define integration our finance services with customers and key partnerships.

MBA Blockchain Professor

FIAP

Mar 2019 - Oct 2021 (2 years 8 months)

- Lecturing about Blockchain DLT Corda and Hyperledger Fabric architecture, business and technical aspects.

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Cloud Solutions Architect

Itaú

Aug 2018 - Aug 2019 (1 year 1 month)

- Responsible for strategy in digital transformation trends and emerging technologies. Leading a team for design of value chain business, evolution with proofs of concept focusing business areaa such as AML/KYC and Payment. - Involved in initiatives around Data Cloud Azure and GCP, BigData, Blockchain and DLT. Member Blockchain Working Group at Itau (Oficial Member R3). Assist and design architecture in the build new of products.

MBA Professor

FIA Business School

Jul 2018 - Current (7 years 10 months)

- Lecturing to senior and middle managers about Cryptoeconomics, DeFi, Blockchain for business and technical aspects.

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Solutions Architect

CIP - Câmara Interbancária de Pagamentos

Mar 2015 - Apr 2018 (3 years 2 months)

- Responsible for design of solutions and proofs of concept focusing in Payment using emerging technologies. Manage initiatives around Blockchain and DLT projects such as Boleto Payment, KYC and Micropayment.

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Software Engineer

Petrobras Global Trading B.V.

Jun 2008 - Dec 2014 (6 years 7 months)

- Java developer in important logistics systems of oil transportation between refineries with Weblogic Server, Oracle 10g database, Spring, JPA, Angular, API using Kanban and Continuous Integration. - Implementation of an automated build process and dependency management using Jenkins and Nexus. - Distributed deployment and installation of releases in environments singles / multiple-hosts. Responsible for integrations between systems with webservices, JMS and patterns integration. Evolutionary maintenance of legacy systems.

Software Engineer

Telefónica S.A

Jul 2007 - Jun 2008 (1 year)

- Java developer in a management marketing campaign system with EJB 3.0, JBoss Application Server and Microsoft SQL Server database. - Responsible for development portal reports using JasperReport, iReport and Quartz framework for asynchronous jobs with SVN for repository control.

Arthur Miranda de Souza

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