Daniel M.
Back-end and Systems Engineer

Skills

Microsoft Sql Server

.NET

Python

Asp.net

Sqlite

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Bio

Back-End Developer with a decade of experience in managing projects of varying scopes, from small-scale initiatives to extensive systems. Specializing in Microsoft technologies, this professional has made significant contributions to large-scale corporate projects, often within multinational team settings.

Systems Developer
4/1/2019 - Present

Developed, implemented, and maintained a Dell platform for recycling and selling outdated hardware, utilizing technologies such as .NET Core 2.1, .NET Core 3.1, .NET 6, and most recently .NET 7. The application was constructed using a microservice architecture designed around Domain-Driven Design (DDD) principles, incorporating application, domain, and infrastructure layers. Key responsibility segregation was achieved using the Command Query Responsibility Segregation (CQRS) pattern.

Inter-service communication was executed through RESTful APIs and RabbitMQ. Data management involved the use of MS SQL Server for write operations and Redis for read operations. Maintained a robust codebase with comprehensive unit test coverage, adhering to SOLID design principles. Automation for compilation, testing, and deployment was managed using GitLab CI/CD pipelines.

Responsibilities included active participation in an agile workflow managed via Team Foundation Server (TFS). Tasked with the development of new features in C# .NET, writing unit tests using xUnit, Moq, and Asserts, handling bug fixes and production incidents, and contributing to discussions on feature development and issue resolution during team ceremonies.

Over four years, significantly contributed to designing the core application features aligned with stakeholder requirements. Played a pivotal role in launching the application live in 2020, leading to the automation of manual processes and markedly enhancing performance. The continuous addition of new features has positioned the application as a crucial element in Dell’s sustainability initiatives.
Systems Developer
12/2/2018 - 3/1/2019

Contributed to a digital solution for fleet fueling management, focusing on monitoring fuel usage and preventing improper use of company funds. Developed a C# .NET MVC application connected to an Oracle database. Employed unit testing with MSTest to ensure robust code quality. Adhered to SOLID principles throughout the project to enhance maintainability and scalability. Played an integral role in an agile workflow managed via Jira, actively participating in ceremonies to guide feature development and incident resolution. Addressed major defects in the application, improving user experience and reliability. Identified and rectified numerous issues, reinforcing the application's overall stability and performance.
Digital Back-End Developer
1/2/2017 - 4/2/2018

Contributed to the development and enhancement of web applications for various portals showcasing products and providing tools for Nestle customers. Leveraged technical expertise in C# .NET Framework 4.x with Umbraco and Sitefinity CMS to develop MVC applications with Razor pages, utilizing MS SQL Server for data storage while adhering to SOLID principles. Employed Jenkins for continuous integration and continuous deployment (CICD) to automate deployment processes.

Operated within an agile workflow managed in Jira, executing tasks such as developing new features, addressing defects, and managing production incidents. Participated in agile ceremonies to collaboratively decide on the development of new features and fixes. Worked on multiple projects including HÄAGEN-DAZS, Gerber, and Friskies, where specific accomplishments included the significant overhaul and feature enhancement of the Gerber web application. Utilized skills in Sitefinity CMS, .NET, and AngularJS to resolve complex CMS issues, streamline deployments, and implement a new feature set, resulting in improved application stability and strong satisfaction from the Nestle business team.
Software developer
3/2/2012 - 7/2/2016

Developed key expertise in C# .NET for enhancing and maintaining the Inclinometer app, an application integral to monitoring the stability of heavy vehicles such as cranes and trucks to prevent crashes and toppling. Played a vital role in the design and implementation of new client-driven features, ensuring rigorous testing to uphold safety standards. Improved the reliability of the app's data reading from sensors, which involved creating a web application to test and verify the functionality of sensors attached to vehicles. Enhanced collaboration skills by actively participating in project ceremonies to determine the development approach for new features and bug fixes. Throughout the tenure on this project, no accidents were reported, reflecting a significant accomplishment in maintaining operational safety.