RN

Rojin Nokar

Available to hire

I’m a Senior iOS/Software Engineer with 8 years of experience building scalable mobile applications used by millions of users.

About

I’m a Senior iOS/Software Engineer with 8 years of experience building scalable mobile applications used by millions of users. I enjoy turning complex technical design into smooth, customer-facing features—whether that means leading Swift UI architecture decisions, setting up reliable release processes, or shipping performance improvements through careful instrumentation and crash monitoring.

I’m also focused on team impact: mentoring iOS interns, collaborating closely with product owners and UX designers, and driving pragmatic engineering choices like when to use SwiftUI versus UIKit. I’ve worked across fintech and SDK/platform development, handling security- and reliability-heavy requirements while keeping code quality high with solid testing practices and maintainable modular architectures.

  • 6 years' experience
  • Joined September 2026

Languages

  • GermanAdvanced
  • EnglishFluent

Industry experience

  • Software & Internet
  • Financial Services
  • Computers & Electronics
  • Professional Services
  • Telecommunications

More experts in Berlin, Germany

Work experience· 5 roles

Senior Software Engineer · CHECK24 Vergleichsportal GmbHFeb 2024 – Present · 2 yrs 10 mos

Led weekly iOS production releases by proactively monitoring crashes and optimizing performance to improve app stability and ensure high-quality delivery. Authored technical documentation and implementation proposals to align cross-team work and support delivery of complex features. Mentored two iOS interns, improving turnaround time and overall code quality. Migrated dependency management from CocoaPods to Swift Package Manager as part of evolving a modular architecture, reducing technical debt and improving build performance, scalability, and maintainability. Implemented VoiceOver support and dynamic type scaling for checkout flows, applying Apple Design Guidelines and accessibility standards (color contrast and touch target sizing). Contributed to a TypeScript codebase to support feature delivery and improve maintainability and code quality.

Software Engineer · CHECK24 Vergleichsportal GmbHMar 2023 – Jan 2024 · 11 mos

Collaborated with product owners, UX designers, and backend engineers to deliver weekly releases using analytics and A/B testing to drive data-informed feature development. Maintained and extended a hybrid UIKit/SwiftUI codebase, migrating screens to SwiftUI to boost delivery speed by about 30% while preserving custom UIKit components where performance or design complexity required it. Built and maintained an internal iOS design system to standardize reusable components across product verticals, improving consistency and delivery speed. Contributed to a PHP middleware layer enabling frontend and mobile developers to design and expose APIs independently.

iOS Developer · Dotin (Pasargad Bank)Dec 2021 – Feb 2023 · 1 yr 3 mos

Developed features for large-scale mobile banking applications in a highly regulated fintech environment, supporting 3M+ active users. Built digital onboarding and online account-opening systems for Pasargad Bank, improving remote customer acquisition and user accessibility. Improved mobile security and data encryption for a security-sensitive, regulated financial application, hardening sensitive payment and account workflows against fraud and data exposure. Contributed to a 48% increase in bank customers and over 60% sales growth within three months after launching the online account-opening platform. Delivered high-quality technical features under aggressive product and regulatory deadlines while maintaining application stability, security, and code quality.

iOS Developer · DIR-EKSep 2020 – Dec 2021 · 1 yr 4 mos
iOS Developer · DIREKSep 2020 – Dec 2021 · 1 yr 4 mos

Education

B.Sc. Computer Software Engineering · Imam Khomeini International University2015 – 2020
B.Sc. Computer Software Engineering · Imam Khomeini International University2015 – 2020

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