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iOS Developer

OSI Engineering
San Diego, CA Contractor
POSTED ON 12/12/2025 CLOSED ON 12/19/2025

What are the responsibilities and job description for the iOS Developer position at OSI Engineering?

A globally leading consumer device company based in San Diego, CA is seeking a skilled and motivated iOS Developer to join our dynamic team. In this role, you will be responsible for designing, developing, and maintaining high-quality applications for company's platforms. You will collaborate closely with cross-functional teams to deliver robust, scalable, and innovative solutions.


Key Responsibilities:

• Design, build, and maintain advanced applications for iOS using Swift and Apple frameworks.

• Collaborate with product managers, designers, and other engineers to define, design, and ship new features.

• Implement asynchronous programming patterns to ensure responsive and efficient applications.

• Develop and maintain networking protocols and APIs to enable seamless communication between devices and services.

• Work with POSIX systems, leveraging shell scripting for automation and tooling.

• Contribute to the design and maintenance of public and internal APIs.

• Write clean, maintainable, and well-documented code.

• Participate in code reviews and contribute to team knowledge sharing.


Key Qualifications:

• Proven experience with Swift and Apple frameworks (UIKit, Foundation, etc.).

• Strong understanding of asynchronous programming concepts and patterns.

• Hands-on experience with networking protocols (HTTP, TCP/IP, etc.).

• Experience using and developing for POSIX systems.

• Fluency in shell and shell scripting (e.g., bash, zsh).

• Experience designing and maintaining APIs.

• Excellent problem-solving skills and attention to detail.

• Strong communication and collaboration skills.


Preferred Qualifications:

• Experience developing macOS Daemons and Agents.

• Familiarity with time synchronization protocols (e.g., NTP, PTP).

• Experience with gRPC.

• Experience with Python.


Type: Contract

Duration: 7 months with extension

Work Location: San Diego, CA (100% on site)

Pay range: $ 58.00 - $ 73.00 (DOE)

Salary : $58 - $73

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