Denis Maskaliou

In collaboration with architects designed a scalable Brand Analysis system using .Net, Azure and Angular to process over 3M data points daily and provide fast reports to the user. Designed and maintained RESTful APIs, integrating them with Angular applications and third-party services to deliver secure and high-performance solutions while collaborating within Agile team.Team Leadership: Mentored a team of backend developers through code reviews and sharing best practices such as design patterns

Delivered 5 RESTful microservices using ASP.Net and SQL Server that enables successfully migrated monolithic web application into Kubernetes cluster and increased scalability, boost reliability and reduce operational cost. Enhanced API performance by 35% through SQL query optimization and implementing caching mechanism, resulting in faster response time and improved user experience for 2.5M. Established robust unit and integration testing, achieving 98% code coverage and reducing bug occurrence by 35%.

I was responsible for development of MVP version of product: - System design and implementation - Development and testing of mobile application (Xamarin Native) - Development and testing of website (ReactJS) - Team management and code reviewing

As Software Engineer I participated in development and supporting different projects. I've worked with technologies like ASP.Net Core, Angular, WinForms, WCF, Dapper, SQL, SignalR. My responsibilities included: - Development and maintenance the enterprise application - Development of web services - Writing and maintenance unit and integration tests - Code reviewing and bug fixing - Onboarding and mentoring of new employees - Communication with customers