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I am a Senior iOS Developer with over 8 years of experience and a Master’s degree in IT & Software Engineering. Skilled in Swift and Objective-C, I have a proven track record of delivering scalable, high-quality apps for both global corporations and fast-paced startups. My experience spans Med Tech, AgriTech, Banking, and Retail domains. Experienced in working with distributed teams across multiple countries, I am proficient in modern iOS technologies including SwiftUI, Combine, and VIPER architectures. I enjoy collaborating with business analysts and mentoring junior developers to build efficient and maintainable mobile applications.…I am a Senior iOS Developer with over 8 years of experience and a Master’s degree in IT & Software Engineering. Skilled in Swift and Objective-C, I have a proven track record of delivering scalable, high-quality apps for both global corporations and fast-paced startups. My experience spans Med Tech, AgriTech, Banking, and Retail domains. Experienced in working with distributed teams across multiple countries, I am proficient in modern iOS technologies including SwiftUI, Combine, and VIPER architectures. I enjoy collaborating with business analysts and mentoring junior developers to build efficient and maintainable mobile applications.

Darijan Verto

App Developer, Front-End Developer, Web Developer, +4

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I am a Senior iOS Developer with over 8 years of experience and a Master’s degree in IT & Software Engineering. Skilled in Swift and Objective-C, I have a proven track record of delivering scalable, high-quality apps for both global corporations and fast-paced startups. My experience spans Med Tech, AgriTech, Banking, and Retail domains. Experienced in working with distributed teams across multiple countries, I am proficient in modern iOS technologies including SwiftUI, Combine, and VIPER architectures. I enjoy collaborating with business analysts and mentoring junior developers to build efficient and maintainable mobile applications.…I am a Senior iOS Developer with over 8 years of experience and a Master’s degree in IT & Software Engineering. Skilled in Swift and Objective-C, I have a proven track record of delivering scalable, high-quality apps for both global corporations and fast-paced startups. My experience spans Med Tech, AgriTech, Banking, and Retail domains. Experienced in working with distributed teams across multiple countries, I am proficient in modern iOS technologies including SwiftUI, Combine, and VIPER architectures. I enjoy collaborating with business analysts and mentoring junior developers to build efficient and maintainable mobile applications.

Available to hire

I am a Senior iOS Developer with over 8 years of experience and a Master’s degree in IT & Software Engineering. Skilled in Swift and Objective-C, I have a proven track record of delivering scalable, high-quality apps for both global corporations and fast-paced startups. My experience spans Med Tech, AgriTech, Banking, and Retail domains.

Experienced in working with distributed teams across multiple countries, I am proficient in modern iOS technologies including SwiftUI, Combine, and VIPER architectures. I enjoy collaborating with business analysts and mentoring junior developers to build efficient and maintainable mobile applications.

Skills

Swift

Objective-C

Azure

Experience Level

Swift

Expert

Objective-C

Expert

Azure

Expert

Language

Croatian

Fluent

English

Fluent

Italian

Intermediate

Spanish; Castilian

Intermediate

Portuguese

Intermediate

French

Beginner

Russian

Intermediate

Work Experience

Senior iOS Developer at Azikus

August 31, 2025 - August 25, 2025

Contracted through a Croatian agency to build and customize the iOS app for a UK-based fashion commerce platform. Implemented features using SwiftUI, Combine, Async/Await, Redux architecture, and Swift Package Manager. Integrated 3rd-party Camera SDKs for facial recognition and ensured code quality with unit testing. Collaborated with distributed teams across the UK and Eastern Europe, coordinating effectively with business analysts and developers. Guided technical decisions and mentored junior and mid-level developers.

Senior iOS Developer at Fiserv

October 31, 2024 - August 25, 2025

Developed and maintained a large-scale banking app, implementing features like transfers, payments, top-ups, and facial verification for larger transactions. Made key architectural decisions, ensured code quality with extensive unit/UI tests, and debugged cross-platform issues. Managed CI/CD pipelines in Azure DevOps, including Xcode 15 and complex macOS 13 upgrades, efficiently reproducing and fixing failing tests. Collaborated with globally distributed teams, backend engineers, and business analysts to ensure feature correctness and seamless integration. Occasionally contributed to Android bug fixes and cross-platform problem-solving.

iOS Developer at Celo

May 31, 2022 - August 25, 2025

Developed and maintained Celo, a messaging and social network app for healthcare workers, in a 3-person Agile team. Implemented features, fixed bugs, and ensured clean, maintainable code while adapting to rapidly changing startup requirements. Optimized app performance using Xcode Instruments to handle high message volumes efficiently. Collaborated closely with the backend team to design features compatible with database, API, and performance constraints.

iOS Developer at Hectre

August 31, 2020 - August 25, 2025

Built and maintained Hectre, an orchard management app, taking ownership of the iOS codebase from early startup stages. Designed architecture using VIPER, Clean Code principles, and unit tests to ensure scalable and maintainable code. Managed complex business logic, multi-language support (Spanish, Russian), and iPad/iPhone compatibility. Handled daily client requests, task prioritization, and feature planning in a dynamic startup environment.

iOS Developer at Undabot

August 31, 2018 - August 25, 2025

Developed and maintained Njuskalo, Croatia’s leading classifieds platform owned by Styria Media Group. Refactored legacy modules to improve stability and app reliability; implemented new features in a 3-person Agile team. Applied VIPER architecture, generics, and used Facebook Texture/AsyncDisplayKit framework for performance optimization.

Junior iOS Developer at Infinum

September 30, 2017 - August 25, 2025

Contributed to two major iOS apps: Ultimate Drives (driving gamification app) and Moj Vip Serbia (telecom self-service). Implemented geofencing and clustering engine with RxSwift and Google Maps SDK, enabling achievement triggers at checkpoints. Maintained and extended a legacy Objective-C carrier app with account top-ups, plan purchases, Touch ID login, and iOS widgets. Collaborated remotely with senior developers using Agile practices.