Weslley Rufino de Lima
Solution Architect | Senior .NET Developer
LinkedIn: www.linkedin.com/in/weslleyrlima | Portfolio: https://github.com/weslleyrufino
SUMMARY
Solution Architect with over 1 year of experience overseeing end-to-end software solutions and 10 years as a .NET
Developer delivering scalable and reliable REST APIs. Strong background in C#, .NET Core/8, SQL Server, and
applying SOLID principles and clean architecture practices. Skilled in analyzing business requirements, identifying
improvement opportunities, and ensuring technical consistency across systems. Familiar with CI/CD concepts and
Azure cloud environment. Advanced English, with proven experience collaborating in multicultural and remote teams.
SKILLS
Proficient: C#, ASP.NET, REST API development (Swagger, JWT, Postman), SQL Server, Entity Framework, Git,
HTML, CSS.
Intermediate: .NET Core / .NET 8, Microservices, Dapper, xUnit, JavaScript, jQuery, Apache NiFi, RabbitMQ.
Beginner: Docker, Azure DevOps, GitLab CI/CD, GitLab, Angular, TypeScript, Node.js, Redis.
PROFESSIONAL EXPERIENCE
Solution Architect
VIRTHIO at Cofidis, Lisbon, PT – Hybrid
06/2025 to 09/12/2025
Core Responsibilities:
● Migrating the Chave Móvel Digital project from .NET 6 to .NET 8 in a REST API.
● Implementing new business rules in the Digital Signature project.
● Analyzing and improving REST API projects, focusing on code optimization and standardization.
Key Technologies and Tools: .NET 6, .NET 8, REST API, SQL Server, Docker, Microservices, Git, Azure DevOps,
CI/CD, RabbitMQ, Grafana, ElasticSearch, Redis.
Solution Architect
Fyld at Bravantic, Lisbon, PT – Remote
08/2024 to 06/2025
Core Responsibilities:
● Analyzed and documented a cost-free, robust solution for database replication across multiple servers using
PostgreSQL streaming replication, providing a clear implementation roadmap to ensure data consistency and
high availability without additional expenses for the company.
● Automated Open edX deployment with GitLab CI/CD, enabling seamless publishing and reducing costs.
● Analyzed microservices architecture to understand their behavior, standardized unit tests for generic CRUD
operations across all microservices and made minor adjustments in Node.js-based services to improve
maintainability.
Key Technologies and Tools: .NET 8, REST API, Entity Framework, PostgreSQL, Docker, Microservices, Git,
GitLab, CI/CD, Agile Environment, Node.js.
Senior .NET Developer
Hays at Jimpisoft, Lisbon, PT
11/2023 to 08/2024
Core Responsibilities:
● Developed new REST API endpoints to support the migration of a fleet management system, ensuring data
consistency and smooth transition.
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Standardized API error handling, improving debugging efficiency and system reliability.
Refactored code and performed system maintenance to enhance performance and maintainability.
Worked in a multicultural team, where all meetings and discussions in English due to non-Portuguesespeaking team members.
Key Technologies and Tools: .NET 8, REST API, SQL Server, Dapper, SQL KATA, JIRA.
Senior .NET Developer
Fyld at Crédito Agrícola bank, Lisbon, PT – Remote
07/2021 to 11/2023
Core Responsibilities:
● Developed REST API endpoints for bank proposals, ensuring data reliability and seamless processing.
● Centralized .NET Core exception handling with IMiddleware, enhancing logging, debugging, and stability.
● Integrated .NET Core API with legacy systems via WCF, enabling seamless data exchange and
modernization.
● Created unit tests with XUnit, increasing code coverage and ensuring API reliability.
● Performed load testing using Postman, validating API performance and ensuring scalability under high
demand.
Key Technologies and Tools: .NET Framework / .NET Core 3.0, REST API, Entity Framework, SQL Server, Azure
DevOps, WCF, XUnit.
Senior .NET Developer
Devires at Vetex, São Paulo, BR – Remote
04/2020 to 07/2021
Core Responsibilities:
● Fixed integration issues in an administrative e-commerce system for VTEX, improving reliability.
● Migrated logs from SQL to ElasticSearch, enhancing search performance and system monitoring.
● Replaced email-sending system with AWS SES, reducing costs and improving deliverability.
● Developed a REST API to integrate clients' e-commerce platforms with VTEX, streamlining operations.
Key Technologies and Tools: .NET Framework / .NET Core, REST API, Entity Framework, SQL Server, Azure
DevOps, AWS SES, ElasticSearch.
Mid-Level .NET Developer
Centauro, São Paulo, BR – Remote
02/2017 to 04/2020
Core Responsibilities:
● Developed a multichannel system to sync physical store inventory with Centauro’s e-commerce, ensuring
real-time stock updates.
● Fixed bugs and improved e-commerce features like cart, freight, admin, emails, and system integrations.
● Integrated e-commerce with Linx & Salesforce, automating marketing and partner data exchange.
Key Technologies and Tools: .NET Framework, REST API, Entity Framework, SQL Server, RabbitMQ, Apache
NiFi, Swagger, Git, Agile Environment, Kibana.
Junior .NET Developer
Confitec, São Paulo, BR
03/2016 to 01/2017
Core Responsibilities:
● Registration screen and beta chat version of an inspection system for Porto Seguro.
● Developed an offline installer for the Orion system.
● Development of new solutions and maintenance of the Orion system of the company Cesvi Brasil.
Key Technologies and Tools: C#, VB.NET, Windows Forms, ASP.NET, WebAPI, MVC, JQuery, JavaScript,
AngularJS, Bootstrap, HTML5, CSS3 and SQL Server.
Junior .NET Developer
Grupo Ease, São Paulo, BR – Remote
04/2015 to 02/2016
Core Responsibilities:
● ERP Web system maintenance.
● ERP Windows Forms system maintenance.
Key Technologies and Tools: .NET Framework, Entity Framework, MVC, JavaScript, JQuery, HTML, CSS,
VB.NET and SQL Server.
Software Development Intern
Digipront Serviços Ltda., São Paulo, BR – Remote
09/2014 to 04/2015
Core Responsibilities:
● CRUD in C#.
● Development of a Web page in HTML with CSS.
● WordPress website maintenance.
● Support and maintenance of websites developed by the company.
Key Technologies and Tools: .NET Framework, ASP.NET, C#, PHP, JavaScript, CSS and HTML.
EDUCATION
Postgraduate in .NET Systems Architecture
FIAP, São Paulo, BR
Developed Microservices Projects: Customer Service | Kitchen Service
Bachelor’s in Systems Analysis and Development
Faculdade Impacta Tecnologia, São Paulo, BR
08/2024 to 07/2025
02/2014 to 06/2016
CERTIFICATES/COURSES
Azure Fundamentals (AZ-900), Alura, BR
ASP.NET 6 Fundamentals, balta.io, BR
C# 11 and .NET 7, balta.io, BR
Fundamentals of Software Architecture, desenvolvedor.io, BR
LANGUAGES
Portuguese: Native.
English: Advanced.
02/2025
10/2023
10/2023
06/2022
