Vali Rafinia Email & Phone Number

• Led the design and development of a new B2B panel that increased sales by 2000%.• Migrated the panel from .NET Framework to .NET Core with a microservice architecture using the Ocelot API Gateway, increasing concurrent users to 2,000 and active users to 200,000 per day.•Led the development and implementation of online flight, bus, and train ticket purchasing systems that revolutionized the booking process and increased monthly ticket sales by 40%, while simultaneously slashing booking errors by 50%.• Engineered a cutting-edge Progressive Web App (PWA) user interface using Blazor technology.• Delivered high-quality REST API services for mobile applications.• Devised and executed a comprehensive optimization strategy for the search engine structure, using Elasticsearch to reduce search time from 10 seconds to less than 0.5 seconds.Tech & Tools: C#, Asp.Net 6.0, Blazor, Ocelot API Gateway, Redis, Elasticsearch, gRPC, JWT Token, MediatR, SQL Server, xUnit for Testing

• Developed a clear product roadmap and vision, aligning the team around common goals.• Effectively resolved issues and eliminated roadblocks, ensuring smooth progress and team productivity.• Enhanced team strategies for feature delivery and incident management, streamlining processes and improving outcomes.• Upgraded the project to support multi-branch operation, enabling enhanced collaboration and scalability.• Overhauled the technology landscape and system architecture, significantly boosting system output and performance.• Designed and implemented a robust system for efficient data collection and transfer between branches and the head office, improving organizational communication and data flow.Tools & Tech: C#, Windows form, WCF, ADO.Net, SQL Server, SQL row versioning

• Conducted comprehensive research and analysis of various solutions and third-party software, identifying the optimal fit for the company's ecosystem.• Installed and tailored MS Dynamics AX software, incorporating localization features such as a solar calendar and Right-to-Left (RTL) support, improving usability and meeting specific business requirements.• Oversaw the installation and administration of Jira software, implementing localization features like a solar calendar and RTL support, enhancing productivity and user experience.Tools & Tech: Java, X++ scripting language

• Designed and analyzed a new project to enhance the efficiency of the company's financial and administrative system. Led the successful migration of the system from Delphi to ASP.Net, resulting in improved performance and streamlined processes.• Provided diligent support and maintenance for the legacy Delphi system during the transition period until the complete transfer to the new version was achieved.Tools & Tech: C#, ASP.NET form, LINQ to SQL, Delphi, SQL Server

• Developed a cutting-edge VOIP-based financial payment system, enabling secure transactions for Sepah, Mellat, and Tejarat banks.• Provided dedicated support and maintenance for the legacy Delphi-based system, ensuring uninterrupted operation and smooth functionality.Tools & Tech: C#, Windows service, Delphi, SQL Server

• Improving the financial system of the photography studio, its development, and maintenance, ensuring its smooth operation and continuous availability with a system uptime of 99.9%.• Increasing the speed of the system and improving the connection with the databaseTools & Tech: Delphi, SQL Server

Development and maintenance of the company's financial, accounting, and warehouse systems, ensuring their reliability and continuous improvement.Tools & Tech: Delphi, SQL Server

Used Delphi and SQL Server to design and develop a robust and secure instant messaging system, facilitating seamless communication and collaboration within the organization.Tools & Tech: Delphi, SQL Server

Implemented a comprehensive registration system and selection process within the university unit web platform, using Delphi.Net and Oracle technologies to ensure efficient and streamlined operations.Tools & Tech: Delphi.Net, Oracle