Everton Tadeu Basso Araujo, Developer in São Paulo - State of São Paulo, Brazil
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Everton Tadeu Basso Araujo

Verified Expert  in Engineering

Full-stack Developer

São Paulo - State of São Paulo, Brazil

Toptal member since November 1, 2016

Bio

Everton is a seasoned technology professional with more than 20 years of experience designing and implementing complex software solutions with performance, resilience, quality, and governance in mind. He's worked in various industries, primarily finance and software, gathering a heterogeneous experience.

Portfolio

NFE.io
Agile Software Development, APIs, Web Scraping, Big Data, MongoDB, .NET...
Safra Bank
Agile Software Development, Enterprise Architecture, Management...
XPI
Azure, .NET, REST APIs, Back-end, Security, Distributed Systems...

Experience

  • C# - 10 years
  • APIs - 8 years
  • Event-driven Architecture - 8 years
  • REST - 5 years
  • Web API - 4 years
  • .NET Core - 4 years
  • Azure - 3 years
  • ASP.NET - 3 years

Availability

Full-time

Preferred Environment

Visual Studio Code (VS Code), Visual Studio, Agile Software Development, APIs, C#, Azure

The most amazing...

...things I've built were a CRM solution that became a case of Microsoft Azure and a mobile app for financial advisors using the design thinking methodology.

Work Experience

CTO

2023 - 2024
NFE.io
  • Led the engineering team to design, implement, and maintain APIs for product tax calculation and invoice issuing.
  • Handled web scraping of government websites of company and invoice information.
  • Redesigned the base issuing platform, reaching over 500 TPS.
Technologies: Agile Software Development, APIs, Web Scraping, Big Data, MongoDB, .NET, Azure Service Bus, Architecture, Event-driven Architecture

Technology Superintendent

2018 - 2022
Safra Bank
  • Implemented metrics to monitor and improve customer experience over all the channels, raising the overall NPS. Reduced the operational time of account managers by implementing new user experiences.
  • Reduced the login time of the mobile banking app from 10 seconds to two, enhancing security and SLO. Raised the app from two to four stars.
  • Led the engineering team in charge of the digital channels for consumers and financial advisors, which included two mobile apps and two desktop web apps, reducing the turnover.
  • Implemented the mobile app for financial advisors.
Technologies: Agile Software Development, Enterprise Architecture, Management, Design Thinking, Enterprise Software, Digital Platform Development, Business, Network Effects, Architecture, Solution Architecture, Angular, .NET, Cloud, Performance, Entity Framework Core

Architecture Manager

2017 - 2018
XPI
  • Created the company framework to abstract non-functional requirements of a distributed system with seamless integration with Azure, transforming the whole platform into a hybrid solution for on-premise and cloud.
  • Implemented an MFA solution on .NET with high availability and great response times.
  • Enhanced the customer portal experience by creating a caching strategy for the investment portfolio using Azure Service Bus and Cosmos DB.
  • Rebuilt the customer onboarding process using Azure Service Fabric, Service Bus, and Cosmos DB.
Technologies: Azure, .NET, REST APIs, Back-end, Security, Distributed Systems, Microsoft SQL Server, SQL, Agile Software Development, TypeScript, Redis, Azure Websites, .NET Core, Asynchronous Programming, Concurrent Programming, Event-driven Architecture, Web API, Event-driven Programming, Azure Blobs, Azure Tables, Enterprise Architecture, Management, Enterprise Software, Architecture, Solution Architecture, Azure DevOps, Full-stack Development, Windows Services, Performance, Entity Framework

Full-stack Developer | Architect

2010 - 2017
Commodity Systems
  • Worked as the lead architect and developer of the CHUBB CRM solution to reduce the time of deployment of new campaigns with any sponsor and/or channel, providing complete operational and management information for real-time results monitoring.
  • Architected and developed the FrontComm solution, a product to deliver a call center solution on inbound and outbound campaigns.
  • Integrated Microsoft Speech technologies into the IVR platform, allowing developers to use TTS and SR.
  • Created a RESTful back end with a new user interface for the Archpelago product.
Technologies: C++, SignalR, Angular, Redis, Azure App Service, Azure Blob Storage API, Azure Service Bus, C#, Back-end, Security, Distributed Systems, Microsoft SQL Server, SQL, Agile Software Development, Azure Websites, .NET Core, Asynchronous Programming, Concurrent Programming, Event-driven Architecture, Web API, Event-driven Programming, Azure Blobs, Azure Tables, Enterprise Architecture, Management, Enterprise Software, Architecture, Solution Architecture, Azure DevOps, Windows App Development, Full-stack Development, Windows Services, Performance, Entity Framework

Senior Developer

2005 - 2010
TOTVS S/A
  • Implemented the 4GL language compiler and runtime, supporting a legacy ERP system acquired.
  • Created a portal platform to deliver Web 2.0 services, allowing developers to extend services.
  • Developed an Apache module to automatically translate desktop UI to web UI with no code changes.
Technologies: Parse, Apache, Jakarta EE, Hibernate, MySQL, JavaScript, Java, ANTLR, C++, C, Back-end, Distributed Systems, Microsoft SQL Server, SQL, .NET Core, Asynchronous Programming, Concurrent Programming, Web API, Enterprise Software, dBASE, Windows Services, Performance

Senior Developer

2000 - 2005
Banco Itaú
  • Built the Itautrade home broker system.
  • Designed and implemented a system to monitor and manage the Itautrade customer’s performance for management users.
  • Constructed the New York and Cayman offshore banking systems.
  • Created a batch payment feature for corporate banking.
Technologies: COM+, C++, JavaScript, HTML, SQL, Java, Jakarta EE, Microsoft SQL Server, Asynchronous Programming, Concurrent Programming, Enterprise Software

Experience

Cloud CRM Chubb

A cloud CRM for Chubb Brazil operations. It's a CRM solution that supports outbound, inbound, eCommerce, and POS operations in Brazil, enabling the company to monitor in real time how product sales are performing and allowing the business to take advantage of adjusting the strategy according to the market.

XP Portal

http://portal.xpi.com.br
Worked on data caching for the XP Inc Customer Portal, improving user experience by reducing the time to log in and view the portfolio summary from seconds to less than one second. I designed and implemented central authentication and authorization using an identity server, allowing users to navigate smoothly across distributed corporate systems.

Education

2005 - 2014

Bachelor's Degree in Computer Science

Universidade Anhembi Morumbi - São Paulo, Brazil

Certifications

DECEMBER 2022 - PRESENT

Digital Platforms

Harvard Business School - Boston, MA

Skills

Libraries/APIs

Web API, SignalR, jQuery, REST APIs, Entity Framework, Azure Blob Storage API

Tools

Visual Studio, Azure App Service, ANTLR, Apache, RabbitMQ

Languages

C#, Java 7, SQL, TypeScript 2, TypeScript, JavaScript, HTML, Java, C, C++, dBASE

Frameworks

.NET, .NET Core, Bootstrap 3+, ASP.NET, Angular, Hibernate, AngularJS, OAuth 2, Entity Framework Core

Paradigms

Event-driven Programming, Event-driven Architecture, Asynchronous Programming, Concurrent Programming, Agile Software Development, REST, Management, Azure DevOps, Windows App Development, COM+, Design Thinking

Platforms

Azure, Visual Studio Code (VS Code), Eclipse, Jakarta EE, Parse, Azure Service Fabric, Kubernetes

Storage

Microsoft SQL Server, Redis, Azure Websites, Azure Blobs, Azure Tables, Azure Queue Storage, Azure Cosmos DB, MongoDB, PostgreSQL, MySQL, SQLite, Database Management Systems (DBMS)

Other

Distributed Systems, APIs, Back-end, Enterprise Architecture, Architecture, Solution Architecture, Full-stack Development, Performance, Security, Azure Service Bus, Enterprise Software, Digital Platform Development, Business, Network Effects, Cloud, Computer Science, Operating Systems, Compilers, Data Structures, Windows Services, Web Scraping, Big Data, Business & Digital Transformation

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