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Demissie Assefa

@demissieassefa

Web Developer at Custor Computing PLC who migrated a system from VB to .NET Core and Angular, improving reliability by ~50%.

Ethiopia

Message

At Custor Computing PLC, I develop and maintain web applications using Angular, .NET Core, and SQL Server. I migrated an existing system from VB to .NET Core and Angular, improving maintainability and reliability by ~50%.

I optimized performance through caching and database tuning, reducing page load time by ~35% on average. I also automated recurring background tasks with Hangfire, reducing manual intervention by ~60%.

As a freelance web developer, I developed a scalable application with Angular and .NET Core and implemented RESTful APIs. I also led a payment gateway integration that reduced transaction failures by ~50%.

Experience

Work history, roles, and key accomplishments

Current

Web Developer

Current

Custor Computing PLC

Nov 2019 - Present (6 years 11 months)

Designed, developed, and maintained over 4 web applications using Angular, .NET Core, and SQL Server, increasing client satisfaction by ~30%. Optimized performance, automated background services, and led cross-functional teams to deliver projects ahead of schedule.

Freelancer Web Developer

Freelancer

Apr 2023 - Oct 2024 (1 year 6 months)

Developed scalable web applications using Angular and .NET Core, improving load times and user interactions. Implemented caching, RESTful APIs, and payment gateway integration, reducing transaction failures and enhancing user satisfaction.

Angular .NET Core REST APIs Caching Payment Gateway Integration Performance Optimization Refactoring Mobile Device Support