IOS developer (offline) $1500-4000

Requirements:
- Proficient with Swift and Cocoa Touch. Knowledge of Objective-C is preferred
- Experience with iOS frameworks such as Core Data, Core Animation, etc.
- Experience with offline storage, threading, and performance tuning
- Familiarity with RESTful APIs to connect iOS applications to back-end services
- Knowledge of other web technologies and UI/UX standards
- Understanding of Apple's design principles and interface guidelines
- Knowledge of low-level C-based libraries is preferred
- Experience with performance and memory tuning with tools
- Familiarity with cloud message APIs and push notifications
- A knack for benchmarking and optimization
- Proficient understanding of code versioning tools
- Familiarity with continuous integration

Duties:
- Designing and building mobile applications for Apple's iOS platform.
- Collaborating with cross-functional teams to define, design, and ship new features.
- Work on bug fixing and improving application performance.
- Continuously discover, evaluate and implement new technologies to improve the project.

About Route4Me

Route4Me plans and optimizes routes for 35,000+ subscribers globally. Our customers expand their businesses, increase profits, and reduce carbon emissions while cutting down on wasted fuel, energy, and time. The extremely easy-to-use platform syncs automatically across all connected devices. Customers, drivers, and dispatchers enjoy accuracy with up-to-date ETAs, simplicity with automatic alerts & notifications, and safety with turn-by-turn GPS navigation. Behind the scenes, Route4Me utilizes high-performance algorithms together with machine learning and big data to plan, optimize, dispatch, and analyze routes of almost any size in real-time.
Also available on Android and iOS devices, the Route4Me app has been downloaded 2 million+ times since 2009.

Company website:
https://www.route4me.com/