TL;DR

iOS Engineer Intern (iOS, Design System): Contributing to the mobile design system for the %hirify_global% iOS app with an accent on building reusable UI components and improving developer tooling. Focus on strengthening foundations in component-based architecture, design tokens, theming, and modular design patterns.

Location: Hybrid in Barcelona, Spain, with 2 remote days a week and 1 remote work week per quarter. You must be authorized to work in Spain (EU Nationality or in possession of a valid student visa/work permit).

Company

%hirify_global% is a global marketplace for refurbished devices, dedicated to making tech reliable, affordable, and better than new, thereby lowering environmental impact.

What you will do

Build and maintain reusable iOS UI components for the design system, ensuring quality and accessibility.
Develop native iOS code in Swift and SwiftUI, focusing on component-based architecture, design tokens, and modular patterns.
Collaborate with designers and product engineers to translate design specifications into flexible, production-ready components.
Participate in technical design discussions for new components and design system improvements.
Contribute to enhancing developer experience through clear documentation, usage examples, and tooling.
Support SwiftUI adoption, create migration guides, and modernize legacy UIKit components.
Ensure component quality and consistency by writing Unit tests, snapshot tests, and visual regression tests.

Requirements

Master’s degree student in Computer Science, with a priority for Mobile Development, specifically iOS engineering.
Knowledge of Swift and ideally frameworks like SwiftUI and UIKit.
Basic programming experience (GitHub, personal, student projects, or other internships).
Knowledge of developing new features using SwiftUI and Design Systems.
Detail-oriented and capable of working in an international team.
English: Fluent required.
Availability for a 6-month, full-time internship (30-35h/week) in Barcelona from January/February 2026 - June/July 2026.
Your school must be able to provide an internship agreement.
Authorized to work in Spain (EU Nationality or in possession of a valid student visa/work permit).

Nice to have

Knowledge of Spanish and/or French.

Culture & Benefits

Mission-driven work environment where your daily contributions impact the planet.
Hybrid work setup: 2 remote days per week, 1 remote work week per quarter, and 3 flex days.
Access to Employee Resource Groups, including mentorship programs and comprehensive accessibility policies.
Commitment to diversity, equity, and inclusion embedded into company values.
Hands-on career development in an innovative, driven, and fast-paced environment.

Hiring process

Interview with the Campus Tech Recruitment Manager (30min).
Technical fit interview (live-coding/Q&A) with the tutor (45-60min).
Team fit interview with two engineers from the team (30min).