Umut Oku Email & Phone Number

Istanbul, Türkiye

Projects and Responsibilities:Payment Systems API Development: Developed and integrated payment systems APIs for Iyzico, Garanti virtual POS, Param Pos, and Ozan pos. Implemented event-driven communication for microservices.E-commerce System Development: Worked on the manufacturer, category, and variant aspects of the product API.Event-driven Architecture: Utilized Kafka for event-based communication.Microservice Design Patterns: Employed Aggregator microservice design pattern to develop solutions.Database Management: Managed and optimized data using PostgreSQL and Elasticsearch.Technologies:.NET Core: Advanced .NET Core application development.CQRS: Implementation of Command Query Responsibility Segregation (CQRS) principles.Kafka: Event-based communication using Kafka.Microservices: Microservice architectures and design patterns.PostgreSQL: Relational database management and optimization.Elasticsearch: Data indexing and search operations.Additional Information:Gained in-depth knowledge and experience in e-commerce systems and payment integrations.Enhanced skills in advanced data management and analytics.Acquired experience in modern software architectures and event-driven systems.

Istanbul, Türkiye

Collaboration with Kafein Team:As part of my role at Cyberport, I collaborate closely with the Kafein team on various projects, leveraging their expertise to deliver high-quality solutions. This partnership allows us to integrate advanced technologies and methodologies in areas such as payment systems, e-commerce, and microservice architectures.

- Proficient in optimizing RabbitMQ and SQL configurations for enhanced queue management.- Extensive experience in developing Internet sites encompassing Frontend and Backend tasks.- Crafting tailor-made applications from inception to execution involving 20-40 endpoints.

** If desired, a reference can be given from within the company.- Extensive proficiency in .NET technologies- Implementation of Elasticsearch and PostgreSQL for efficient caching with Redis integration- Expertise in utilizing Kafka for effective queue management- Hands-on experience in developing CMS and Low Code Platforms- Integration of Binance and OKX APIs for cryptocurrency trading operations.- Implementation of Stripe API for payment system development.

İstanbul, Türkiye

Developing real-time damage recognition, processing and reporting projects on IoT appliances. (ModBus, Asset Management)- Applying Kubernetes architectures on AWS, Azure cloud solutions.- Developing microservice solutions- I am in the core team of the company

Türkiye

Resolve technical challenges using SQL, PowerBI, C#, and C++.Manage server systems for optimal performance.Facilitate claim distribution and resolution.

Türkiye

- Coach the 2nd level technical team- Design invoices with using Xml, Xslt, Html and Css- Advisor for C# errors and SQL queries- Support technical teams for niche problems

Koşuyolu Mah., İstanbul, Türkiye

Yönetim Bilişim Sistemleri

İşletme Yüksek Lisans Programı (Mba), Business Administration And Management, General

Lisans Derecesi, Business Administration And Management, General

Ön Lisans, Bilgisayar Ve Teknoloji Yüksekokulu