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I'm Nikola, a senior iOS developer with 10+ years of experience delivering robust mobile apps across fintech, aviation, telecom, and AR. I have a proven track record of leading development teams, architecting scalable solutions, and mentoring junior engineers. I’m passionate about mobile-first product design and hands-on contribution across the full app lifecycle. I thrive in cross-functional environments, collaborating with design, backend, and product teams to ship high-quality software. I enjoy bringing innovative features to life, driving engineering excellence, and helping organizations grow their technical capabilities.…I'm Nikola, a senior iOS developer with 10+ years of experience delivering robust mobile apps across fintech, aviation, telecom, and AR. I have a proven track record of leading development teams, architecting scalable solutions, and mentoring junior engineers. I’m passionate about mobile-first product design and hands-on contribution across the full app lifecycle. I thrive in cross-functional environments, collaborating with design, backend, and product teams to ship high-quality software. I enjoy bringing innovative features to life, driving engineering excellence, and helping organizations grow their technical capabilities.

Nikola Nikolić

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I'm Nikola, a senior iOS developer with 10+ years of experience delivering robust mobile apps across fintech, aviation, telecom, and AR. I have a proven track record of leading development teams, architecting scalable solutions, and mentoring junior engineers. I’m passionate about mobile-first product design and hands-on contribution across the full app lifecycle. I thrive in cross-functional environments, collaborating with design, backend, and product teams to ship high-quality software. I enjoy bringing innovative features to life, driving engineering excellence, and helping organizations grow their technical capabilities.…I'm Nikola, a senior iOS developer with 10+ years of experience delivering robust mobile apps across fintech, aviation, telecom, and AR. I have a proven track record of leading development teams, architecting scalable solutions, and mentoring junior engineers. I’m passionate about mobile-first product design and hands-on contribution across the full app lifecycle. I thrive in cross-functional environments, collaborating with design, backend, and product teams to ship high-quality software. I enjoy bringing innovative features to life, driving engineering excellence, and helping organizations grow their technical capabilities.

Available to hire

I’m Nikola, a senior iOS developer with 10+ years of experience delivering robust mobile apps across fintech, aviation, telecom, and AR. I have a proven track record of leading development teams, architecting scalable solutions, and mentoring junior engineers. I’m passionate about mobile-first product design and hands-on contribution across the full app lifecycle.

I thrive in cross-functional environments, collaborating with design, backend, and product teams to ship high-quality software. I enjoy bringing innovative features to life, driving engineering excellence, and helping organizations grow their technical capabilities.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Spanish; Castilian

Beginner

Work Experience

Lead iOS Developer (promoted from Senior) at SITA, Switzerland

June 1, 2021 - Present

Led modernization of a nascent codebase, migrating from UIKit to SwiftUI across modules. Enabled modular deployments for multiple airline clients via backend-driven configuration. Integrated eWAS weather framework for real-time weather data, METAR/TAF, NOTAMs, and fuel strategies, with offline support via CoreData and real-time sync via Multipeer Connectivity. Guided release strategies including Apple Business Manager and App Store delivery.

Lead iOS Developer at SITA, Switzerland

March 1, 2020 - June 1, 2021

Developed an AR-based features roadmap and led a mobile initiatives that included AR experiences. Created bridging architecture to integrate Unity for complex AR scenarios and implemented geolocation-driven game modes using Firebase and custom game logic.

Co-founder & Technical Advisor at Zuper GmbH, Munich, Germany

March 1, 2020 - Present

Co-founded the company to support international collaborations through a local legal entity. Mentored junior developers on internal projects and transitioned to a non-operational advisory role to focus on technical leadership.

Lead Mobile Developer at Zuper GmbH, Munich, Germany

February 1, 2019 - April 1, 2022

Led mobile strategy and architecture for a personal finance app and banking platform. Coordinated cross-platform teams and supported a licensing initiative in Lithuania. Implemented budgeting, SEPA and P2P payments, account aggregation, secure transactions, CI/CD, and code quality improvements.

Lead iOS Developer at Zuper GmbH, Munich, Germany

October 1, 2016 - February 1, 2019

Led iOS development and architecture for a personal finance app and banking platform, driving mobile strategy and cross-functional collaboration.

Lead Developer at iCode Sourcing, Niš, Serbia

February 1, 2016 - October 1, 2016

Led development of iHook, a location-based social network enabling hyperlocal chats and events. Managed architecture and lifecycle from design to App Store deployment. Integrated Facebook login, location services, and real-time messaging.

iOS Developer at AppModule AG, Bern, Switzerland

May 1, 2013 - October 1, 2016

Sole iOS developer for The Dolder Grand luxury hotel app (VoIP, Room Control, VOD, Messaging). Built Aarenet VoIP softphone and supported Android port. Co-developed TapTapTV for iOS/tvOS with Apple TV and Chromecast support. Co-architected AMUIE JSON-powered app builder for native UI rendering.