https://serdarbakirtas.com/writing Senior Apple Platform Engineer building privacy-first iOS, iPadOS and macOS applications with Swift, CoreML, Computer Vision and AI-enabled experiences. en-us https://serdarbakirtas.com/writing/building-products-as-an-engineer https://serdarbakirtas.com/writing/building-products-as-an-engineer Tue, 28 Jul 2026 00:00:00 GMT Founding Momena taught me things about product thinking that sixteen years of writing Swift never did. Here's what changed once there was no one else to hand the decision to. https://serdarbakirtas.com/writing/lessons-from-16-years-of-apple-development https://serdarbakirtas.com/writing/lessons-from-16-years-of-apple-development Fri, 10 Jul 2026 00:00:00 GMT What actually changed my mind about building software, from Interface Builder to SwiftData — and what stayed constant the whole way through. https://serdarbakirtas.com/writing/llms-inside-native-apps https://serdarbakirtas.com/writing/llms-inside-native-apps Fri, 22 May 2026 00:00:00 GMT Bringing language models into a privacy-first Swift app without turning it into a chatbot wrapper — scoped prompts, honest UI, and knowing what to keep on-device. https://serdarbakirtas.com/writing/integrating-coreml-into-production-apps https://serdarbakirtas.com/writing/integrating-coreml-into-production-apps Sat, 14 Mar 2026 00:00:00 GMT What changes between a working .mlmodel file and a model your users can actually rely on — versioning, thermal budgets, and translating a data scientist's assumptions into Swift. https://serdarbakirtas.com/writing/computer-vision-on-ios-opencv-to-core-image https://serdarbakirtas.com/writing/computer-vision-on-ios-opencv-to-core-image Tue, 20 Jan 2026 00:00:00 GMT When to reach for OpenCV, when Core Image and Vision already do the job, and how I structure a preprocessing pipeline that a CoreML model can actually trust. https://serdarbakirtas.com/writing/building-privacy-first-apps https://serdarbakirtas.com/writing/building-privacy-first-apps Wed, 05 Nov 2025 00:00:00 GMT Privacy-first isn't a policy page — it's a set of architecture decisions made before a single screen is designed. Here's how I actually apply it. https://serdarbakirtas.com/writing/building-modular-apple-applications https://serdarbakirtas.com/writing/building-modular-apple-applications Tue, 02 Sep 2025 00:00:00 GMT How I use local Swift packages to turn a slow, tangled app target into something a growing team can actually move fast inside. https://serdarbakirtas.com/writing/clean-architecture-for-ios-teams https://serdarbakirtas.com/writing/clean-architecture-for-ios-teams Wed, 18 Jun 2025 00:00:00 GMT Clean Architecture is easy to over-engineer on a small iOS app. Here's the pragmatic version I actually use, and when I skip it entirely. https://serdarbakirtas.com/writing/swift-concurrency-in-practice https://serdarbakirtas.com/writing/swift-concurrency-in-practice Thu, 27 Mar 2025 00:00:00 GMT Moving a production codebase to async/await and actors — where it genuinely simplified things, and where the migration bit back. https://serdarbakirtas.com/writing/modern-swiftui-architecture-patterns https://serdarbakirtas.com/writing/modern-swiftui-architecture-patterns Wed, 15 Jan 2025 00:00:00 GMT SwiftUI's opinions about state and data flow are stronger than UIKit's ever were. Fighting them is the most common architecture mistake I still see.