Senior Mobile Application Developer

DornerWorks is seeking a Senior Mobile Application Developer to design, build, and deploy mobile solutions for medical and IoT products. This hybrid role in Grand Rapids, MI centers on delivering native or cross‑platform apps for iOS and Android, while collaborating across design and engineering teams and engaging directly with customers to guide development and showcase outcomes.

Responsibilities

• Design, develop, and deploy mobile applications for iOS and Android using native languages (Swift, Kotlin/Java) and/or cross‑platform tools (Flutter, React Native).
• Collaborate with designers and developers to deliver seamless customer solutions.
• Interface directly with customers to guide the development process.
• Build and nurture business relationships with new and existing customers.
• Provide detailed work estimates for new business proposals.
• Showcase project milestones and highlights for stakeholders.

Requirements

• Minimum 5 years of professional mobile development experience.
• Bachelor's degree required.
• Proficient at picking up new platforms for mobile app development and deployment.
• Ability to work independently on mobile programming with minimal input.
• Comfort interfacing with customers to discuss features and demonstrate progress.
• Ability to identify tasks at project start, outline steps, and create customer proposals.
• Capability to refine scope and estimates for immediate next steps to align with budgets and guide the team.
• Strong team‑oriented communication, anticipating what colleagues need to know and how work integrates with others.

Technologies

• Swift, Xcode
• Kotlin, Java
• Android Studio
• Dart, JavaScript, TypeScript
• C#, Flutter, React Native
• iOS, Android

Benefits

• Diverse, engaging, and collaborative work environment.
• ESOP company — 100% employee owned.
• Continuous learning with exposure to multiple projects and technologies.
• Flexible work arrangement — remote or in person.
• Competitive pay with quarterly bonus opportunities.
• Flex Fridays and a compressed work week with occasional long Fridays off.
• Strong emphasis on healthy work‑life balance as a core value.
• Regular social events, onsite and virtual.
• Supportive team culture focused on collaboration and growth.

Bonus to have

• Experience designing and developing apps for wearables, including Apple Watch (WatchKit), Wear OS, and Garmin devices (Connect IQ).
• Ability to create mockups and extract assets using Sketch, Photoshop, or similar tools.
• Understanding of UI/UX principles and best practices.

Salary Information

The listed annual salary range is a guideline used for hiring decisions, with compensation reflecting experience and skill specialization.

• Early career engineer: $62,000 – $95,000
• Mid–level career engineer: $95,000 – $118,000
• Advanced career engineer: $118,000 – $156,000

Employees at DornerWorks benefit from a 40‑hour work week in a remote/hybrid setting, with options for health and wellness benefits as needed. DornerWorks is an equal opportunity employer and participates in the E‑Verify program. EEO/M/F/Disabled/Veteran. The company values a diverse workplace and an inclusive culture where varied perspectives are honored.

This facility operates under ITAR, so hires must demonstrate with verifiable documentation that they are a U.S. citizen, an active Green Card holder, or a “Protected Person” as defined by 8 U.S.C. 1324 (b)(a)(3).