This job post has expired on April 16, 2026. It is likely that the position has already been filled.
Software Engineer III, UI & Mobile at Mercor
posted 7 months agoSoftware Engineer III, UI & Mobile | $80–110/hr | Burlingame, CA
Join a cutting-edge AR/VR division at a prestigious tech company working on next-generation neural interface technology. This role focuses on building user interfaces and mobile applications that power immersive augmented and virtual reality experiences, leveraging neuromotor signals with single motor neuron resolution.
You'll collaborate closely with researchers, engineers, and product partners to design, prototype, and deliver high-quality software across desktop and Android platforms.
Responsibilities
- Present designs, prototypes, and concepts to cross-functional partners and stakeholders
- Collaborate with Research, Engineering, and product teams to execute and deliver experiences
- Work across a variety of coding languages and technologies
- Implement custom user interfaces using modern programming techniques
- Develop reusable software components for back-end platform integration
Required Qualifications
- Experience building maintainable, testable codebases with strong API design and unit testing practices
- Familiarity with architectural patterns for large-scale software applications
- Proficiency in scripting languages such as Python, JavaScript, or Hack
- Experience building Android applications in Java or Kotlin using the Android SDK
- Demonstrated ownership of a component, feature, or system
Preferred Qualifications
- Experience building complex iOS applications using Objective-C, C++, or Swift with the iOS SDK
- Knowledge of multithreaded programming and mobile memory management
This is a full-time, W-2 role employed through Cincinnatus, an enterprise staffing company. You will be embedded directly within the client's team working on high-impact initiatives.
How to apply for this role
- Upload your resume — keep it up-to-date and in English. Mercor will auto-fill your profile from it.
- Complete the AI interview — a 15-minute conversation about your experience. Be ready to discuss specific projects and challenges you've solved.
- Submit your application — only about 20% of applicants finish all the steps, so completing yours puts you well ahead.