Cleverson Queiroz

Cleverson Queiroz Email and Phone Number

Senior Software Engineer @ Windhelm Labs
São Paulo, Brazil
Cleverson Queiroz's Location
São Paulo, Brazil, Brazil
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About Cleverson Queiroz

Hello, how are you doing? I hope you are better than yesterday. 😉I'm looking to learn and share the knowledge acquired in years of experience in a practical and objective form.I have more than 10 years in software development using the C# language and 5 years using .net Core and the most recent versions of it. I love developing resilient systems that thousands of people will use and, not less importantly, solving their bugs when they happen dedicated to achieving demanding development objectives according to tight schedules while producing impeccable code.✔ I'm a specialist in system development using C# .net Core, solving issues, and building new and resilient features from scratch. I have always, in my mind, the development of fluid systems and the user's usability.✔ I am solid aware of front-end systems development on Angular, ReactJS, and VueJS frameworks. Always using the best software practices I could help the team solve critics bugs in the production environment.✔ Great experience in enhancements of raw SQL queries and EFCore, on many legacy projects I had to improve queries to extract the maximum performance from database queries. In this way, the system's usability was enhanced in general.✔ Huge expertise developing asynchronous functions using C#, .net, and JavaScript. These functions are essential when we work, transferring or processing a large quantity of data, getting the system's usability enhancements.✔ Solid skills with many database systems where I had to work with SQL Server, MongoDB, and Postgres. I improved and built from scratch many SQL queries, giving help to the data team when required.✔ Experience developing APIs to integrate among NodeJS and C# .net Core applications. I could create a gateway using NodeJS, it was integrated with many other Web APIs developed in C#. Not being required several endpoint services to connect to microservices.Despite my many years of experience, I'm always learning and improving my skills looking to help and, be helped by my team respectfully, and kindly, so that we can grow together.My GitHub profile is here ▶ https://github.com/cleverson85 Let's connect 😉 Be calm, be kind, and be safe! 😊

Cleverson Queiroz's Current Company Details
Windhelm Labs

Windhelm Labs

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Senior Software Engineer
São Paulo, Brazil
Website:
windhelm.finance
Employees:
3
Cleverson Queiroz Work Experience Details
  • Windhelm Labs
    Senior Software Engineer
    Windhelm Labs
    São Paulo, Brazil
    View
  • Gft Technologies
    Senior Software Engineer
    Gft Technologies Jul 2024 - Present
    São Paulo, Brazil
    Working as C# .net software engineer on XP Inc. allocated at Open Finance Squad. Our main goal is to supply the XP Inc. generation of businesses through commercial transactions and data sharing through Open Finance. This initiative by the Central Bank of Brazil aims to bring innovation to the financial system, promote competition, and improve the offer of financial products and services for the consumer.✔ I implemented a simplified consent renewal process, allowing users to conveniently authorize information sharing between banks without accessing multiple bank institutions' apps.✔ Developed a Circuit-Break policy using the Polly framework, many of our APIs communicate third-party who may be out for a moment. It solved a problem where the information wasn't available when the third-party API go down. If the circuit is open, our API returns the data from MongoDB to the final user, until the circuit is closed again.
    View
  • Gft Technologies
    Senior Software Engineer
    Gft Technologies Mar 2023 - Jul 2024
    São Paulo, Brazil
    I worked as a full stack software engineer C# .net Core on a banking system at Safra Bank. This system is a payment gateway that assists its users with payments and receipts, it can split payments between recipients automatically as well.✔ I implemented C# authorization/authentication services, enhancing system security and performance.✔ I developed the upgrade of services from .NET 3.1 to .NET 5, making the system more secure and fast increasing its usability and security for the end users.✔ I upgraded MongoDb Driver and their related dependencies on C# EF Core, improving the speed and security of queries sent to the MongoDB database.✔ I made a microservice to validate user passwords, alleviating the heavy processing load from previous encryption and decryption functions, resulting in a faster system.
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  • Gft Technologies
    Senior Software Engineer
    Gft Technologies Nov 2022 - Feb 2023
    São Paulo, Brazil
    I worked as a specialist C# .net Core full-stack software engineer in a bank system at Safra Bank. This system helps users with the buying/selling of finance papers and quotations of different coins.✔ I improved performance in C# functions responsible for importing/exporting information from databases to worksheet files (e.g., MS Excel). Enhanced code readability and optimized functions for better speed.✔ I upgraded the system from .NET Core 2.2 to .NET 6, transitioning a legacy service to a modern framework to enhance performance and security.✔ I optimized SQL queries in Entity Framework Core to improve database query speed and overall system performance.
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  • Gft Technologies
    Senior Software Engineer
    Gft Technologies Oct 2021 - Nov 2022
    São Paulo, Brazil
    I worked as a C# .net Core software engineer and DevOps in a digital transformation of a credit company.That digital transformation changed the entire infrastructure on-premise from this company to the cloud services (OCI Cloud).✔ I developed multiple microservices for payments, user registration, report generation, and other features, improving system resilience by transitioning from a monolithic architecture.✔ I created a service to post, update, and delete objects in OCI Cloud Bucket, centralizing user documents that were previously scattered across multiple servers or computers. This allowed for easier management and location of uploaded documents.
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  • Uds Tecnologia
    Senior Software Engineer
    Uds Tecnologia Jul 2021 - Sep 2021
    Maringa, Pr
    I worked as a specialist full-stack software developer C# .net Core in a financial system. This system is part of a company responsible for integrating their ERP and other finance systems to help them with creditanalysis, invoices, orders, client finance, and more.✔ I developed multiples APIs and implemented performance improvements using C#.NET Core web controllers. Enhanced SQL queries for better performance, significantly improving user usability.✔ I got a solution to an HTTP session bug where users lost their session after logging in. Fixed the issue by adjusting the HTTP Client injection dependency class, resulting in a better user experience.
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  • Ewave Do Brasil
    Software Engineer
    Ewave Do Brasil Jun 2020 - Jul 2021
    Cuiabá, Mato Grosso, Brasil
    I worked as a specialist C# full-stack software developer.✔ I led the migration of web portals for the Court Justice of Mato Grosso (TJMT) from AngularJS to ReactJS, significantly enhancing user experience and performance.The updated system became more fluent and user-friendly.✔ I developed a C# component to post, update, and delete objects in an Amazon S3 bucket, centralizing all documents and files used by the system and its users in the cloud for easier management. Previously, user documents were dispersed across multiple servers, making them difficult to manage.
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  • Conecsoft
    Software Engineer
    Conecsoft Dec 2019 - Jun 2020
    Cuiabá E Região, Brasil
    I worked as a C# software developer in this company, I developed and gave technical support to a pet shop system. ✔ I have contributed to the payments module development, ensuring seamless transactions for users.✔ I improved SQL queries, significantly enhancing overall system performance. Previously, the system was slow and difficult to use.✔ I assisted in developing the integration between the pet shop system and other legacy software using SQL Server message queues, facilitating smoother data exchange.
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  • Agenda Assessoria
    Software Engineer
    Agenda Assessoria Jul 2014 - Nov 2019
    Cuiabá, Mato Grosso
    I worked as a C# .net software developer in that company.We developed a social security management system with many other functionalities inside it.✔ I played a key role in enhancing raw SQL queries in SQL Server databases, resulting in improved speed and usability of the system. User complaints regarding system usability significantly decreased after these enhancements.✔ I developed asynchronous functions to generate reports with large data sets extracted from databases, optimizing system performance by freeing resources for other operations. This led to enhanced usability across multiple system modules.✔ I contributed to SQL asynchronous procedures development, enabling the processing of large data sets and significantly improving system speed and usability. Previously, users experienced long wait times to generate reports or process payment bills.
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  • Ábaco Tecnologia De Informação
    System Analyst
    Ábaco Tecnologia De Informação Nov 2011 - Jul 2014
    Cuiabá
    I worked as a software developer of a healthcare management system.We used the Genexus X to build applications on C# code.✔ I developed an API to validate the insured ID of this system, this API performed requests to a third API for data validation.
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Cleverson Queiroz Skills

Sql Javascript Postgresql Java Html Pl/sql Microsoft Windows Windows Jquery Itil Scrum Linux Sistemas Operacionais Microsoft Sql Server Genexus C# Asp.net Desenvolvimento De Software Ado.net Entity Framework Jsp Jpa Asp.net Mvc Css 3 Asp .net Sql Server Api De Asp.net Para Web

Cleverson Queiroz Education Details

Frequently Asked Questions about Cleverson Queiroz

What company does Cleverson Queiroz work for?

Cleverson Queiroz works for Windhelm Labs

What is Cleverson Queiroz's role at the current company?

Cleverson Queiroz's current role is Senior Software Engineer.

What is Cleverson Queiroz's email address?

Cleverson Queiroz's email address is cl****@****ail.com

What is Cleverson Queiroz's direct phone number?

Cleverson Queiroz's direct phone number is +65920*****

What schools did Cleverson Queiroz attend?

Cleverson Queiroz attended Ufmt - Universidade Federal De Mato Grosso, Ucdb - Universidade Católica Dom Bosco.

What skills is Cleverson Queiroz known for?

Cleverson Queiroz has skills like Sql, Javascript, Postgresql, Java, Html, Pl/sql, Microsoft Windows, Windows, Jquery, Itil, Scrum, Linux.

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