Selin Eren — Software Developer

Selin
Eren.

Built and shipping Wandova to the App Store — a SwiftUI travel tracker with real-time Firestore sync, offline-first SwiftData persistence, and interactive MapKit world maps. Open to part-time software development roles now alongside my studies, and targeting full-time iOS engineering in UK · EU · UAE from 2027.

Wandova

iOS App · 2026 · Shipping to App Store

SwiftUI · SwiftData · Firebase Auth · Firestore · MapKit · Combine

A production iOS travel tracker built during my internship at Orion Innovation — currently launching on the App Store and continuing to evolve based on user feedback. Track visited countries and wishlists on an interactive MapKit world map, with real-time Firestore sync across devices, offline persistence via SwiftData, photo memories, achievement badges, and travel comparison.

Architecture

SwiftUI Views → AppState (ViewModel) → VisitRepository protocol → SwiftData + Firestore ↔ SyncService · retry(3) · offline queue

MapKit + GeoJSON polygons Bi-directional Firestore sync Offline-first SwiftData Sign in with Apple & Google Achievement engine Stats & continent progress Travel comparison Map snapshot export Photo memories grid

View on GitHub ↗

Map — globe view, Europe/Africa, red visited · purple wishlist

Map — zoomed to Europe with flag pin annotations on visited countries

Country action sheet — Italy, Mark as Visited / Add to Wishlist

Stats dashboard — summary, continent progress bars

Java

Sudoku Game

Classic Sudoku built purely in Java — grid logic, cell validation, and puzzle generation.

GitHub ↗

github.com/selineren

Full collection of projects, coursework, and experiments.

Browse ↗

Where I've worked

iOS Intern

Orion Innovation · Istanbul, Türkiye

Feb – May 2026

Built Wandova end-to-end in SwiftUI — production iOS travel tracker following MVVM + Repository Pattern, from persistence to UI. Currently shipping to the App Store and iterating on user feedback.
Designed bi-directional cloud sync between SwiftData and Firestore, with offline queuing, retry logic, and per-record conflict resolution.
Integrated Sign in with Apple and Google Sign-In; rendered an interactive world map in MapKit from bundled GeoJSON country polygons.
Shipped stats dashboard, achievement engine, photo memories grid, travel comparison, and map snapshot export.

SwiftUISwiftDataFirebase MapKitCombineApple Sign-IniOS 17.6+

Junior Software Developer Intern

RCSoft · Coimbra, Portugal

Jun – Jul 2025

Built CRM modules in C# and WPF with DevExpress — data-dense screens used daily by business clients.
Integrated external REST APIs for data enrichment and implemented smart filtering on existing data models.
Shipped alongside a cross-functional team in a Portuguese-speaking environment — first professional international placement.

C#WPFDevExpressREST APIsSQL

Technical toolkit

iOS

SwiftSwiftUI SwiftDataCombine MapKitFirebase Auth FirestoreApple Sign-In CryptoKitXcode

Architecture

MVVMRepository Pattern Offline-firstBi-directional sync

Languages

SwiftKotlin JavaC# JavaScriptSQL

Tools

GitFirebase WPFDevExpressREST APIs

Beyond engineering

Education

Bilkent University — B.S. Information Systems & Technologies, Class of 2027 🏆 Dean's List 2024 🎓 Merit Scholarship

English

IELTS Academic 7.0

Side project

Bilkent Cookies — campus cookie business I founded and run end-to-end: product, pricing, production, marketing, delivery. 2024–present.

Volunteering

Special needs children, Pakistan · AIESEC · 2024
Farm stay, Denmark · Worldpackers · 2026

Travel

AIESEC professional placement, Portugal 2025 · independent travel throughout. I go to places that put me somewhere genuinely unfamiliar — it's made me effective in cross-cultural teams.

Let's
talk.

Open to part-time software development now alongside my studies. Targeting full-time iOS engineering at high-craft product companies from 2027. Happy to relocate to UK, EU, or UAE.

selin.eren@ug.bilkent.edu.tr

Open to relocation · 🇬🇧 UK · 🇪🇺 EU · 🇦🇪 UAE

SelinEren.