Aydin Fatih

As a Senior Developer and Team Lead at Swoop, a London-based company assisting SMEs in accessing finance, I focused on third-party integrations and led a team to deliver high-quality software solutions. My key contributions include: • Integrating with various third-party providers, such as open banking providers in Australia, cash flow forecasting/insight (ML) providers, and accountancy integration aggregator providers. • Adapting to new technologies, including Kubernetes, Dapr, and Tye for orchestrating microservices. • Managing the full development lifecycle, from documenting in Confluence to developing microservices, unit tests, and acceptance tests. • Creating manifests for Azure pipelines and Kubernetes to streamline deployment processes. • Overseeing deployment transitions from dev environments to stage, and ultimately to production. • Organizing monthly catch-ups with the team to foster open communication and address concerns. • Providing weekly updates to the company founders, ensuring transparency and alignment with Swoop's objectives. Tools & Technologies: • C# • .NET Core 5 & 6 • Dapr • Tye • Azure • Kubernetes • RabbitMQ • Redis • MongoDB • Azure Container Registry • SonarCloud This experience showcases my ability to lead a team, manage third-party integrations, and oversee the full development lifecycle while ensuring efficient communication and alignment with company goals.

I worked on a greenfield project to create a digital wallet tied to a prepaid Mastercard, enabling users to load money onto the card and spend it in stores or send funds to other app users. My key contributions include: • Building the authentication and 2FA authentication processes, ensuring secure access to user accounts. • Developing a device lock mechanism to limit active sessions for a specific account on a specific phone, enhancing account security. • Collaborating on database structure design to effectively track transactions and user interactions. • Utilizing TDD with Moq and NUnit to ensure the reliability and stability of the application. • Implementing RabbitMQ to efficiently queue transactions in the pipeline. • Developing features for sending and requesting money from other users, improving the app's functionality. • Creating an identity authentication mechanism to verify users' personal details against government-based identification using government APIs, complying with KYC regulations. • Developing a notification system with Firebase to deliver real-time updates to users' phones for various events, such as account limit changes, payments, and money requests. This experience highlights my expertise in backend development using the .NET stack, web APIs, message queues, relational databases, and high-performance ORMs like Dapper. It also showcases my ability to work on greenfield projects, delivering secure and reliable software solutions.

As a Senior Software Developer at BiggPlus, I was responsible for developing e-commerce solutions integrated with customer loyalty programs for our corporate clients. These clients had bespoke white-labeled e-commerce sites tied to our warehouses and accountancy software, allowing their customers and affiliates to redeem points with monetary value. My key contributions include: • Developing e-commerce solutions using a tech stack consisting of C#, ASP.NET Core, Entity Framework, and NopCommerce. • Successfully creating rewards portals for high-profile clients, including Mercedes, Volkswagen Dogus Finans (VDF), Mapfre Insurance, Japan Tobacco International (JTI), GoodYear, Total, Bridgestone, and BTM. • Implementing payment systems and developing algorithms for specific edge cases to enhance the functionality and reliability of our accountancy software. • Collaborating closely with clients to understand their unique requirements and deliver tailored e-commerce solutions, ensuring seamless integration with their existing loyalty and rewards programs. This experience showcases my expertise in e-commerce development, loyalty program integration, and my ability to deliver tailored software solutions for a diverse range of clients across various industries.