ios developer for mobile platform libraries

Enfint; Amsterdam; On-site; EUR 138,000 - 165,000; Full time

Job summary

Salt develops software and IT services, including a shared native iOS library used across consumer-facing applications by millions of users.

Salt is seeking an experienced iOS engineer to lead the technical direction of the mobile library, define standards, and mentor other engineers while shipping robust Swift code for high-traffic apps.

You will collaborate with Android and backend teams, participate in on-call duties, and help migrate backend services affecting mobile integrations.

Qualifications

• 10-12+ years of native iOS development experience with Swift.
• Deep expertise in scalable, maintainable Swift code for consumer apps.
• Proven experience defining mobile architecture and setting technical direction for others.
• Experience with libraries or platform components consumed by other product teams.
• Strong stakeholder management, cross-team communication, and ownership skills.

Responsibilities

• Maintain, enhance, and support the shared iOS library used by front-end teams to send events to the backend.
• Lead iOS technical direction and architecture for the mobile library.
• Define standards and best practices for a large-scale, consumer-facing codebase.
• Design and implement robust, production-quality Swift code for internet-scale traffic.
• Collaborate with the Android core engineer and backend partners on cross-platform architecture.

Skills

Swift

iOS development

Architecture leadership

Cross-team collaboration

Tools

Xcode

Production tooling

Job description

Описание

Salt develops software and IT services, including a shared native iOS library used across consumer-facing applications by millions of users.

Задачи

• Maintain, enhance, and support the shared iOS library used by front-end teams to send events to the backend
• Lead iOS technical direction and architecture for the mobile library
• Define standards and best practices for a large-scale, consumer-facing codebase
• Design and implement robust, production-quality Swift code for internet-scale traffic and major traffic events
• Collaborate with the Android core engineer and backend partners on consistent cross-platform architecture and migrations
• Own onboarding and provide technical leadership and mentorship to mobile engineers working with the library
• Participate in incident response and the on-call rotation for the mobile app and library
• Align roadmaps and deliverables with product teams, engineering managers, and the mobile guild
• Contribute to the Perl-to-Java backend migration as it affects mobile integrations and architecture

Требования

• 10-12+ Years of professional native iOS development experience with Swift; Objective-C or hybrid stacks are not acceptable substitutes
• Deep expertise in writing scalable, maintainable Swift code for consumer-facing apps
• Proven experience defining mobile architecture and setting technical direction for other engineers
• Experience working on libraries or platform components consumed by other product teams
• Strong stakeholder management, cross-team communication, and ownership skills
• Experience with on-call responsibilities and production incident management
• Comfortable working in a product environment with high traffic and reliability expectations
• Nice to have: experience contributing to or owning shared mobile libraries/frameworks
• Nice to have: experience with large-scale mobile telemetry/event pipelines or analytics libraries
• Nice to have: prior experience participating in backend migration projects or coordinating mobile changes driven by backend platform migrations
• Nice to have: familiarity with Kotlin/Android architecture

Условия

• €100 - €120 Per hour
• 6-Month contract
• Start ASAP