Alin-Paul Popa

I bring extensive experience in designing, developing, and maintaining robust web applications and services. I have successfully led and contributed to a range of complex projects, including developing standalone services and Web APIs. My work has often involved seamless integration with major ERP systems such as SAP, Salesforce, and other enterprise solutions.

In my recent project, I played a key role in developing a comprehensive Web API solution that facilitated efficient communication between diverse ERP interfaces. Leveraging my expertise in .NET technologies, I ensured the API's scalability, security, and performance met the highest industry standards. I utilized AWS Lambda for serverless computing, which enhanced the system's flexibility and cost-effectiveness. My familiarity with cloud-based CI/CD pipelines, including Jenkins and CloudBees, allowed for streamlined deployments and continuous integration.

Moreover, I have a strong command of version control systems, particularly GIT, which has been instrumental in managing code repositories and facilitating collaborative development. My database management skills encompass experience with MS SQL Server and Postgres SQL, where I have implemented queries, stored procedures, and optimized database performance.

I have also worked with ActiveBatch for job scheduling and automation, ensuring that system operations are efficient and reliable.

Key Skills:
- .NET Technologies (MVC, Web API, Unit Testing)
- AWS Lambda
- CI/CD with Jenkins and CloudBees
- GIT for version control
- ERP Integrations (SAP, Salesforce)
- MS SQL Server & Postgres SQL
- ActiveBatch for job scheduling

I am passionate about staying up-to-date with the latest industry trends and continuously expanding my skill set to deliver innovative and effective solutions. My experience and dedication make me a valuable asset to any team focused on developing cutting-edge web applications and services.

As a .NET Developer at SIGNAL IDUNA Romania, one of the leading medical insurance providers in the country, I contributed to several key projects within a dynamic development team. My primary focus was on the backend services and API development, which supported the company's digital infrastructure.

Key Responsibilities:
- Windows and .NET Core Services: Developed and maintained Windows and .NET Core services, ensuring the stability and efficiency of internal systems.
- .NET Core Web API: Contributed to the design and implementation of a RESTful Web API using .NET Core (C#), facilitating integration with various systems, including a Flutter-based frontend. This API played a crucial role in streamlining communications for the company's digital services.
- Database Involvement: Assisted with database-related tasks in SQL Server and Oracle SQL, such as executing queries and participating in database optimization discussions.
- Frontend Technologies: Collaborated with the frontend team, supporting the development of mobile and web applications using Flutter to enhance the user experience for customers.

My role involved a collaborative approach to backend and API development, with a focus on delivering reliable and scalable software solutions. I worked closely with team members to ensure smooth integration and functionality across different platforms.

As a .NET Developer at Orange Business Services, I contributed to the development of a sophisticated HR forecasting solution. This system was designed to calculate and predict future HR resource requirements, providing valuable insights for workforce planning.

Key Responsibilities:
- C# Development: Implemented core functionalities using C#, focusing on building reliable and efficient code.
- Data Access Layer: Worked extensively with ADO.NET, including some use of Entity Framework, to manage data access and manipulation. This involved writing complex queries and optimizing data retrieval processes.
- Database Management: Involved in database operations using MS SQL Server, including schema design and data management tasks.
- Web Application Development: Developed and maintained the web application using MVC 5, incorporating best practices in design and architecture.
- Frontend Technologies: Utilized jQuery, HTML5, Bootstrap 3, and Razor to create responsive and user-friendly interfaces, ensuring a seamless user experience.

In this role, I was responsible for handling both backend and frontend aspects of the project. My work contributed to the successful deployment of a tool that enhanced HR planning capabilities, showcasing my ability to develop comprehensive software solutions.

In my role as a .NET(Win forms) Developer at Open Romania, I was responsible for developing and maintaining an internal Win Forms ERP solution utilized across all company subsidiaries. My work primarily focused on enhancing the user interface and ensuring efficient data management within the application.

Key Responsibilities:
- Win Forms Development: Developed and enhanced the ERP solution using C# and Windows Forms, with a particular focus on improving user experience through the implementation of Telerik Win Forms controls.
- Data Access Layer: Utilized ADO.NET extensively for data access, managing database interactions without an ORM. This included executing stored procedures, handling dynamic SQL, and ensuring efficient data retrieval from MS SQL Server.
- Database Operations: Engaged in database-related tasks using T-SQL, supporting the application's data layer by writing and optimizing stored procedures.
- Web UI Modifications: Made minor modifications to the web-based component of the application using HTML and CSS to enhance the UI, although my primary focus was on the desktop version.
- Task Management: Employed JIRA for task and feature planning, facilitating effective project management and communication within the development team.

During this period, I contributed significantly to the stability and functionality of the ERP system, ensuring that it met the operational needs of the company's subsidiaries. My work involved a hands-on approach to both backend and frontend development, utilizing a diverse set of technologies to deliver a comprehensive software solution.

As a Junior .NET Developer, I participated in a variety of .NET and Microsoft SharePoint projects, contributing to solutions for different sectors, including the pharma industry.

Key Responsibilities:
- ASP.NET Core Development: Played a key role in developing and deploying a .NET Core application. My contributions focused on backend development, where I implemented core business logic using C#.
- Frontend and Styling: Conducted minor modifications and fix-ups using HTML and CSS, ensuring a consistent and user-friendly interface.
- Entity Framework Core: Employed Entity Framework Core in a Code First approach, where I defined and generated the database schema by creating logical C# classes to model the application's data.
- Angular: Had limited interaction with Angular on the project, providing minor support for the frontend components.
- Microsoft SharePoint 2013: After completing the .NET Core project, I worked on a SharePoint solution. This involved managing the SharePoint farm, correcting forms, and optimizing various logical flowcharts to enhance client-specific workflows.
- Microsoft SQL Server: Engaged in querying tasks using T-SQL, supporting data management and retrieval processes within the project's database systems.

In this junior position, I developed a broad understanding of .NET and SharePoint technologies, focusing mainly on backend development while also gaining exposure to frontend tools and SharePoint administration.