Sefa Can Email & Phone Number

İzmir, Turkey

I work in coupon team.As a team, we were responsible for sellers and CRM teams creating coupons and end users using coupons at the cart step. I worked end-to-end system designs and implementations in the features of collecting coupons by following the sellers, collecting coupons in product details, collecting coupons with a landing page and collecting coupons with gamification (wheel of fortune).Article: Trendyol Coupon Journey: How Do We Deal With Race Condition in Wheel of… Show more I work in coupon team.As a team, we were responsible for sellers and CRM teams creating coupons and end users using coupons at the cart step. I worked end-to-end system designs and implementations in the features of collecting coupons by following the sellers, collecting coupons in product details, collecting coupons with a landing page and collecting coupons with gamification (wheel of fortune).Article: Trendyol Coupon Journey: How Do We Deal With Race Condition in Wheel of Fortune: https://medium.com/trendyol-tech/trendyol-coupon-journey-how-do-we-deal-with-race-condition-in-wheel-of-fortune-61690864b462Live Event: Wheel of Fortune System Design Guildhttps://www.youtube.com/watch?v=jkMg0Wry52QWorking Keywords: Multi Data-Center, Micro-Services, Distributed System, Software System Design, RFC, ADR documentation, Domain Driven Design, Gitlab CI/CD, TDD, Test Pyramids, Autonomous Team(Progressing jobs to done from to-do), 4Key Metrics Improvement, Troubleshooting And Observability.Technologies: Java&Kotlin (Spring Framework, Quarkus), Golang, C# (.NET Core), SQL Server, Couchbase(NoSQL), Redis, Apache & Confluent Kafka, ElasticSearch, Kubernetes, Docker, Open Application Model, Monitoring, Tracing, Open Telemetry Show less

Istanbul, Turkey

I worked on the development of Cargo/Shipping company project.Cargo/Shipping System Design And Development PlanningMicro-services Planing And DevelopmentTechnologies: Azure Cloud, Microsoft tech stack(Asp.Net, Asp.Net Core, SQL Server) Caching(Redis), Docker, ReactJS

I worked on the development of e-commerce website project.MasterPass Card Save And Other Turkish Bank IntegrationsCampaign and Discount service re-platformingMicro-services planing and developmentTechnologies: Azure Cloud, Microsoft tech stack(Asp.Net, Asp.Net Core, SQL Server) Caching and Distributed Session(Redis), Docker, CDN

Izmir, Turkey

I worked on tons of client projects.Online Payment/Bank IntegrationsCentralized Payment Gateway Infrastructure For All CustomersSmall Scale e-Commerce ProjectsAdvanced Reporting DashboardsTechnologies: Microsoft tech stack(Asp.Net, Asp.Net Core, SQL Server) Caching and Distributed Session(Redis), Docker, On-Prem Servers

Izmir, Turkey

I worked on the development of e-commerce website project.Online Payment/Bank Integrations,Cargo/Shipping System Integrations,Warehouse, ERP and CRM IntegrationsHigh traffic challenge on BlackFriday days.Technologies: Azure Cloud, Microsoft tech stack(Asp.Net, Asp.Net Core, SQL Server) Caching and Distributed Session(Redis), Docker, On-Prem Servers, DNS, CDN