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Emre BAGCI

Ozyegin

The Game of your life


In Turkey, there's a standard examination process called OSS for university admissions and students' choices of university drastically effects them and their families’ life. Therefore, it is a highly sensitive public subject. There is a standard examination process called OSS in Turkey. Students who want to enroll in a university must attend to this exam. It is only held once a year so students have one shot at deciding their fate. We designed a Facebook app that lets users test their future university years before they live it. By giving them the opportunity to make various choices and pick various paths, users watch their lives unfold on their "future" Facebook timeline.


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Development

Mobile Application

Crafting native iOS and Android apps with Swift and Kotlin, plus cross-platform products in React Native. From first wireframe to App Store release — clean architecture, smooth 60fps UI and offline-first data flows.

Full Stack Development

Designing end-to-end systems with Java, Spring Boot and modern JavaScript. REST and GraphQL APIs, scalable microservices, relational and NoSQL databases, and responsive frontends — shipped with CI/CD and production monitoring in mind.

AI Development

Building intelligent features with LLMs — from prompt engineering and RAG pipelines to autonomous agents. Integrating models like Claude and GPT into real products, with vector search, tool use and evaluation loops that actually ship.


Skills

Mobile

SwiftKotlinJavaObjective-CReact NativeSwiftUIJetpack ComposeRxSwiftCombineCoroutinesCore DataRealmFirebase SDKPush NotificationsARKitARCore

Backend / Full-Stack

JavaSpring BootSpring FrameworkHibernateNode.jsExpressNestJS.NET CoreC#PythonFastAPIREST APIsGraphQLgRPCWebSocketsJWT / OAuthKafka

Frontend

ReactNext.jsAngularVue.jsTypeScriptJavaScriptReduxRxJSTailwind CSSSassWebpackViteHTML5CSS3

Databases

PostgreSQLMySQLMS-SQLMongoDBRedisElasticSearchOracleSQLiteDynamoDBFirestoreCassandraInfluxDB

DevOps / Cloud

DockerKubernetesAWSGCPAzureNginxApacheLinuxBashGitGitHub ActionsGitLab CIJenkinsTerraformCloudFront

AI / LLM

ClaudeGPTGeminiLLaMALangChainLlamaIndexRAGVector DatabasesPineconePrompt EngineeringAI AgentsEmbeddingsFine-tuningOpenAI API

Architecture / Practices

MicroservicesMonorepoMonolithSystem DesignClean ArchitectureDDDEvent-DrivenCQRSTDDAgileScrumSOLID