Stephan S. Tech Lead | Senior Software Engineer | Backend Developer | Fullstack Developer

Work Experience

Cloud Senior Software Engineer, Caylent

Duration: August 2022 - Present (1 year 2 months)
Summary:

• I am a Senior Cloud Software Engineer at Cayleny, where I work closely with clients to design and develop software solutions using a wide range of technologies. My expertise lies in AWS, C#, .NET, SQL, PostgreSQL, DynamoDb, Git, Github, Docker, React, and various architectural approaches
• In my role, I harness the power of AWS to create scalable and efficient cloud-based infrastructures. I use C# and .NET to build robust backend systems, ensuring top-notch performance. SQL and PostgreSQL are my tools of choice for managing data effectively, besides DynamoDb
• I'm a containerization enthusiast, leveraging Docker to create portable and consistent application environments. Additionally, I craft intuitive user interfaces with React to provide exceptional user experiences
• Adapting to diverse software architectures, including microservices, serverless, and monolithic, is part of my daily work. I collaborate with cross-functional teams to turn ideas into impactful solutions, always staying up-to-date with the latest industry trends

Technologies: AWS, C#, .NET, SQL, PostgreSQL, DynamoDb, Git, Github, Docker, React

Tech Lead | Senior Software Engineer, Jalasoft

Duration: September 2020 - August 2022 (2 years)
Summary:

• Working remotely for Köerber Supply Chain, a company based in Minnesota
• .NET Development using C# language besides technologies like RabbitMq, Postgres, OData, and Docker.
• Migration of the company's legacy system (Monolith) to a Microservices architecture wrote in C# and .NET 6 - Development of the new Command Line Interface (CLI) that must run in any Operation System (Linux, Windows, macOS,...)
• Development of Backend for Frontend (BFF) that will make the integration between the new CLI and our Microservices
• Participation of the Scrum meetings (Daily, Planning, Retro, Code Review, etc.)
• Mentoring of knowledge for the new developers

Technologies: .NET, C#, RabbitMq, Postgres, OData, Docker

System Coordinator | .Net Fullstack Developer, Grupo Recovery

Duration: September 2019 - September 2020 (1 year 1 month)
Summary:

• Backend development using NET Core, C#, Entity Framework and Sql Server
• Frontend development using both: Angular and React
• We delivered the Renegocie Facil system (https://www.renegociefacil.com) to Banco Itaú, which was the largest project in Grupo Recovery's history In addition, I led the team that delivered the Serasa Limpa Nome project (https://www.serasa.com.br/clean-name).Both systems are responsible for renegotiating thousands of debts daily

Technologies: .NET Core, C#, Entity Framework, Sql Server, Angular, React

Solutions Architect | Tech Lead, GOL Linhas Aéreas

Duration: September 2018 - September 2019 (1 year 1 month)
Summary:

I was Solutions Architect at Gol for a year. During this period of great learning we delivered several projects and my responsibilities were as follows:

• Architecture definition of all new systems implemented by Gol
• Installation of infrastructure in Azure for the Dev, Homol and Prod environments
• Creation of Deploy and Continuous Release Pipelines
• Creation of systems documentation
• Kambam management
• Ensure that the agile methodology is being followed
• Scope and deadline alignment meetings
• Development using .Net Core, Azure APIs, React, Angular, Sql Server
• Transmitting knowledge to the youngest

Technologies: .Net Core, Azure APIs, React, Angular, Sql Server

Tech Lead | .Net Full Stack Developer, Level Up Games

Duration: February 2016 - August 2018 (2 years 7 months)
Summary:

• I was Technical Leader and Software Engineer for more than two years of a team with four developers who had to build new systems and also fix bugs in legacies
• In addition to leading and developing, I also helped to implement Scrum in the company. The main project I worked on was the company's e-commerce. I implemented the integration between our e-commerce and payment gateways like Master Card, Visa, Cielo and some banks like Bradesco, Itau and Banco do Brasil
• In addition to these tasks, I also gave some training to new employers. In these opportunities I taught .NET, C #, SQL, Jquery, Javascript, AngularJs, VB.NET

Technologies: C#, MVC, Git, ADO.NET, Dapper, NHibernate, WCF, VB.NET, WebApi, Javascript, Jquey, AngularJs, Sql Server, MySql, Unit Test, DDD, TDD

Tech Lead | .Net Full Stack Developer, IBM

Duration: February 2014 - February 2016 (2 years 1 month)
Summary:

• Maintenance and system development using technologies such as
• Net, C#, Sql Server, MVC, and Web Api

Technologies: .Net, C#, Sql Server, MVC, Web Api

.Net Full Stack Software Developer, ZAP Imóveis

Duration: February 2012 - February 2014 (2 years 1 month)
Summary:

• Maintenance and system development using technologies such as .Net, C#, Sql Server, MVC, Web Api, MongoDb, Redis, Bootstrap, Knockout, Jquery, HTML

Technologies: .Net, C#, Sql Server, MVC, Web Api, MongoDb, Redis, Bootstrap, Knockout, Jquery, HTML

.NET Developer, Inspira Tecnologia

Duration: February 2010 - July 2011 (1 year 6 months)
Summary:

• Software Development using .Net Framework (MVC and Web Forms), C#, SQL Server, HTML, CSS, Javascript, Jquery, and Umbraco

Technologies: .Net Framework, MVC, Web Forms, C#, SQL Server, HTML, CSS, Javascript, Jquery, Umbraco

Education

• Faculdade de Tecnologia de São Paulo - FATEC-SP
  Bachelor's degree, Analysis and Software Development
  July 2009 - June 2014
• Centro Universitário Senac
  Post Degree, Teaching in Higher Education
  2017
• Universidade de São Paulo
  Bachelor's degree, Chemistry
  2006 - 2009

Certification

• MCTS - Web Applications Development with Microsoft .NET Framework 4
• Fundamentals of Docker and Kubernetes for .NET Developers
• Clean Architecture: Patterns, Practices, and Principles
• Core Python: Getting Started
• Develop RESTful Web Services using NestJS and MongoDB