André Borges Medeiros Email & Phone Number

Venice, Florida, United States

Fullstack and Blockchain development, working with clients and partners on Web3/Blockchain applications, researching and building Blockchain protocols, modules, technologies and secure Blockchain applications by auditing and integrating new tools and technologies.Some projects:- DePIN platform for decentralized Zero Knowledge proof marketplace with end-to-end encryption, using AWS Nitro Enclaves for confidential computing.- Data marketplace for AI federated learning using Blockchain/ZKP for privacy, transparency, and rewarding participants.- Metamask Snaps development to Kadena Blockchain.- Kadena blockchain integration to Enkrypt multi-chain wallet.- Implementation of application-specific blockchains (AppChain) using Polygon Supernets, including bridge (LayerZero) and block explorer (Unmarshal XScan).- KYC platforms integration (Fractal, Jumio).- Magic Eden marketplace support for non-fungible tokens (NFTs) on Ethereum and Polygon, built with Solidity.- UniSwap like protocol for Flow Blockchain, built with Cadence.- Micro-credentials platform based on SBTs (Soulbound tokens) on Polygon, built with Solidity.- Auditing of several Smart Contracts for clients, both manually and using tools like Slither.

Dublin, Condado De Dublin, Irlanda

Working on the company's main product, a complete Online Assessment solution, based on an event-oriented and microservices architecture, using Node.js, Angular, Docker, SQS/SNS, Postgres, MongoDB technologies, among others.Main responsibilities:Architectural design for new solutions and documentation of existing solutions for the architecture map, ensuring business alignment and integration with proposed solutions.Drive the product roadmap, optimizing features in order to reduce the cost of deployment and improve the quality of our solutions.Foster and disseminate architecture practices, models, standards and principles.Evaluate and manage technical debts.Identify and introduce new technologies aligned with business needs.Developers technical guidance.

Development, Maintenance and Technical/Technological Improvements to the Custody Transfer module to XP Investimentos, Rico and Clear platforms.It’s a white-label application built with .NET Core 3.1 in the backend and React in the micro-frontend.

Development, Maintenance and Technical/Technological Improvements to the EnrollmentPlatform for all 18 educational institutions of the Eleva Group.It’s a multi-tenant and white-label platform built with .NET Core 2.1 in the backend andAngular 7 in the frontend, with several integrations com diversas integrações to third partyplatforms and with company’s ERP (Totvs).The platform is deployed to AWS (EC2, CloudFront and RDS), having automated build anddeployment using BitBucket and AWS CodeBuild/CodeDeploy.

Juiz De Fora Area, Brazil

Architecture and implementation of the company’s brand new SAAS cloud-first platform for document analysis using Artificial Intelligence (Machine Learning) based on a microservice architecture, using .NET Core, Node.js, Python, Reactjs, Docker, RabbitMQ, SQL Server and MongoDB technologies. Definition of development patterns and best practices for development of the platform, enforced through mentorship and code reviews.Responsible team building and junior/mid-level software developers coaching.Working closely to Product Owner helping on requirements gathering and establishing of system specifications.

Architecture and backend implementation for the IoT device that remotely monitors temperature, volume and humidity in milk cooling tanks on rural properties, without the need for human interference. This backend was responsible for handling the information sent by all devices and storing this information on the Ethereum network. For this we built a Solidity smart contract and did the communication between backend and the smart contract using ethers.js.

Responsibilities:Deep dives into software problems, finding true root causesMaking decisions about development environmentsCommunicating software architectureReviewing new code for qualityMost challenging coding tasks

Rio De Janeiro Area, Brazil

Company with many payment solutions for e-commerce: Payment gateway, Financial Conciliation, Antifraud, Tokenization, Checkout.Worked in “Migration” project, transfering all Cielo E-Commerce platform to Braspag. Front-end development using HTML5 and Angularjs and back-end using ASP.NET MVC and ASP.NET Web Api.Development of “Super Débito” application: This application has been idealized with a product’s department colleague and developed as a side project and later joined to the company’s products portifolio. The front-end is a pure javascript plugin and back-end is an rest api using ASP.NET Web Api.Initially working in “Pagador” project, responsible by the Braspag e-commerce payment gateway platform. The “Pagador” project transacts about 5 million e-commerce transactions every month, corresponding to $1,5 billion BRL, which is the equivalent to 60% of all brazilian e-commerce transactions, and also attending countries em Latin America, USA, Europe and Asia.Responsibilities:Software architecture, system analysis and development in .NET platform: ASP.NET MVC 5, Angularjs, Web Api 2, WCF, SQL Server.Communication with Cielo teams involved in the projects.Using agile software development methods (Scrum and Kanban).Implementation of automated unit and integration tests on all company projects.Implementation of continuous integration and automated builds on all company projects using TFS 2013.Implementation of agile teams management practices, using Management 3.0 methodology.

Rio De Janeiro Area, Brazil

Systems Architect in Rio de Janeiro office, working as consultant in software architecture at BTG Pactual customer.Monitoring and mentoring of technical development teams located in Belo Horizonte office.

Rio De Janeiro Area, Brazil

Monitoring and mentoring of six technical teams of .NET analysts and developers, totaling 40 people and member of team integration with external software factories accounting for .NET architecture.Responsibilities:.NET Software Architect at Petrobras in internal software factory (CDA - Advanced Development Center).Responsible for the architecture of the software being developed in the frameworks. NET 2.0, 3.5 and 4.0, ASP.NET Web Forms and ASP.NET MVC.Implementation of strategies for automated unit and integration tests.Participation in the project deployment of TFS 2010 (Team Foundation Server).Scrum Master in 2 teams.

Rio De Janeiro Area, Brazil

Responsibilities:Payroll Credit Card System Project Leader.Responsible for restructuring the system architecture, migrating from. NET Framework 1.1 to. NET Framework 3.5.Implementation of development methodology with the team's development system, aiming at increasing productivity and adherence to standards and best practices for design and programming.Support in the Microsoft development tools and new technologies research.

Rio De Janeiro Area, Brazil

Responsibilities:Professor at the Graduate "Systems Analysis" disciplines "Analysis and Design with UML Object-Oriented I and II" and "Programming. NET I and II."Instructor in Microsoft Official Training: MCPD .NET Web

Rio De Janeiro Area, Brazil

Responsibilities:Software Architecture, Analysis and Development of Portals and Institutional Services (http://www.bnymellon.com.br) and BNY Mellon Brazil Intranet in ASP.Net 2.0 and 3.0 platform and Microsoft Sharepoint 2007 (WSS 3.0 and MOSS 2007).Design and development of framework O/R mapping for Sharepoint (None on the market).Development of Webparts and Workflows in Windows Workflow Foundation in C# (Framework 3.0) using Visual Studio 2005/2008.Integration with legacy systems using Web services.

Rio De Janeiro Area, Brazil

Alocado na fábrica de software da BRQ no Rio de Janeiro, no projeto SISP, do Banco Icatu-Hartford.Atuando em projeto e desenvolvimento .NET (Camada de interface em VB.NET e demais camadas em C#), implementação de testes unitários (NUNIT e NMOCK) e desenvolvimento de Stored Procedures Oracle.Desenvolvimento sistema com grande utilização de padrões de projeto.

Rio De Janeiro Area, Brazil

Desenvolvimento do projeto Cartão BNDES (www.cartaobndes.gov.br), primeira iniciativa do BNDES (Banco Nacional de Desenvolvimento Econômico e Social) voltada para o financiamento de máquinas e equipamentos para micro, pequenas e médias empresas.Trata-se de um cartão de crédito, que permite ao titular do cartão utilizar de forma automática uma linha de financiamento pré-aprovado, com crédito rotativo de até R$ 100.000,00.Todas as etapas envolvendo os fluxos de solicitação de cartão, credenciamento de fornecedores, montagem de catálogo de produtos, além da compra e venda online utilizando o cartão são feitas pelo Portal de Operações do Cartão BNDES (www.cartaobndes.gov.br).A integração com os parceiros (Atualmente Bradesco, Banco do Brasil, Caixa Econômica, VisaNet e Redecard) também são todas feitas pelo Portal de Operações do Cartão BNDES. Desenvolvimento da aplicação IEW (Infraestrutura Web), que transformou diversos módulos do Portal Cartão BNDES num produto independente, que oferecendo a infra-estrutura necessária a qualquer nova aplicação Web do BNDES.Desenvolvimento do Portal de Certidões do BNDES: O objetivo do Portal de Certidões é centralizar a consulta e o armazenamento de certidões (CND, CADIN, RAIS, FGTS, etc) necessárias a um processo de financiamento de crédito, tornando transparente a forma de obtenção e a respectiva solução tecnológica de cada órgão emissor.Desenvolvimento do Portal InterCine do BNDES: O objetivo do Portal InterCine é realizar o cadastramento de Projetos Cinematográficos e seus anexos, para acesso pelas Produtoras e pelo BNDES.Os sistemas foram desenvolvidos em ASP (Active Server Pages), ASP .NET (C#), Visual Basic e banco de dados SQL Server.Responsável pela modelagem e análise de dados dos sistemas, utilizando ErWin.

Juiz De Fora Area, Brazil

Projects:Portal Universo JurídicoSite do Advogado

Zkevm Bootcamp, Computer Science

https://opensea.io/assets/matic/0xdBf2138593aeC61d55d86E80b8ed86D7b9ba51F5/9653

Postgraduate "Startups And Future Management", Business, Management, Marketing, And Related Support Services

Mba, Software Engineering

Computer Systems Analisys