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Evangelos SpyromiliosES

Evangelos Spyromilios

I help founders fix, polish and publish iOS apps

300 €/Tag
Wolfsburg, DE
3-7 Jahre

Durchschnittliche Reaktionszeit: 2h

Über Evangelos

I help founders, startups, and small teams fix, polish, and ship native iOS apps.


Good fit if your app is almost ready, but you are stuck with SwiftUI/UIKit bugs, Xcode issues, certificates, provisioning profiles, TestFlight, App Store Connect, Apple validation errors, API integration, or final UI polish.

I work with Swift, SwiftUI, UIKit, REST APIs, CoreData/SwiftData, StoreKit, EventKit, UserNotifications, and OpenAI integrations.

I have also published my own iOS app, Mnimi, on the App Store, so I understand the full release path from code to TestFlight to App Store review.

Typical projects I can help with:

  • Fixing SwiftUI/UIKit bugs
  • Preparing an app for TestFlight or App Store submission
  • Solving certificates/provisioning/App Store Connect issues
  • Integrating REST APIs, auth, payments, backend services, or AI features
  • Adding new screens or flows to an existing iOS app
  • Refactoring older UIKit code and gradually introducing SwiftUI
  • Improving UI polish, loading states, empty states, and error handling
  • Building a small MVP from scratch and preparing it for launch

I am best for founders who need someone practical, calm, and reliable to take ownership of the iOS side, improve the app, and ship reliably.

Published app:
Mnimi — AI-powered personal memory assistant
  • Englisch

    Muttersprachlich oder zweisprachig

  • Griechisch

    Muttersprachlich oder zweisprachig

Nur remote
Führt Projekte hauptsächlich remote aus

Projekt- und Berufserfahrung

  • CGI DEUTSCHLAND // iOS DEVELOPER
    iOS Developer
    Juni 2025 - Heute (1 Jahr und 2 Monate)
    · Built and maintained production iOS features in Swift, UIKit and SwiftUI.
    · Improved UI responsiveness, performance and reliability in a real-world automotive app environment.
    · Integrated REST APIs, EventKit, CoreData and third-party services.
    · Supported stable releases through Git workflows, testing and collaboration with backend teams.
    Externe API-Integration CoreData API REST EventKit Swift
  • CGI DEUTSCHLAND // ANDROID DEVELOPER
    Android Developer
    Juni 2024 - Juni 2025 (1 Jahr)
    • Temporarily transitioned to Android to deliver cross-platform features
    • Designed responsive UI with XML and improved REST API integrations.
  • CGI DEUTSCHLAND
    JUNIOR IOS DEVELOPER
    Juni 2023 - Juni 2024 (1 Jahr)
    • Migrated Objective-C modules to Swift, improving maintainability and reducing bugs by 30%.
    • Collaborated in a 9-developer team using agile workflows, GitHub Actions CI/CD, and Jira contributing to continuous delivery of app updates.

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Ausbildung und Abschlüsse

  • SOFTWARE ENGINEERING
    42 WOLFSBURG
    2023
    SOFTWARE ENGINEERING
  • SHIPPING BUSINESS
    LONDON METROPOLITAN UNIVERSITY
    2011
    SHIPPING BUSINESS

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