Mobile App Developer

Core Mobile Development

AI Integration

Qualifications, Knowledge, and Skills

• Bachelor's degree in Computer Science, Engineering, or a related field.
• 5+ years of professional experience in mobile application development.
• Proficiency in mobile frameworks such as Swift/SwiftUI, Kotlin/Jetpack Compose, React Native, or Flutter.
• Demonstrated, hands-on experience integrating AI/ML models or AI-powered services into mobile applications, not just backend or web systems.
• Familiarity with consuming LLM APIs (such as OpenAI, Anthropic, or similar) from a mobile client, including handling streaming responses and token-based interactions.
• Working knowledge of on-device machine learning tools such as Core ML, ML Kit, TensorFlow Lite, and an understanding of when on-device versus server-side inference makes sense.
• Expertise in consuming backend APIs built with languages such as Python, Node.js, or Java.
• Strong experience with local and remote database technologies (SQLite, Core Data, Realm, and cloud-backed SQL/NoSQL).
• Experience with cloud platforms such as AWS, Azure, or GCP, including AI/ML services offered by those platforms (SageMaker, Vertex AI, Azure AI, or similar).
• Manage app store deployment pipelines, CI/CD automation, and mobile release processes for reliability and scalability.
• Experience writing and maintaining unit tests, UI tests, and automated test suites, including tests that account for non-deterministic AI outputs.
• Competence in mobile monitoring and crash reporting tools (Sentry, Firebase Crashlytics, Datadog) to ensure uptime and performance, including monitoring for AI service latency/failures.
• Deep knowledge of secure coding practices, vulnerability mitigation, and encryption techniques on mobile platforms, including secure handling of data sent to and from AI models.

​Preferred Qualifications

• Prior experience shipping a consumer-facing mobile app with a chat-based or conversational AI feature.
• Experience with vector databases or retrieval-augmented generation (RAG) patterns as consumed from a mobile client.
• Familiarity with prompt engineering fundamentals, even if primarily working on the client side.
• Experience with A/B testing or feature flagging systems specifically for iterating on AI-driven features.
• Other Specifications: This job description conveys the scope, qualifications, and duties of this role; however, it is not an exhaustive list of the responsibilities or working conditions.
• About:
• It is the mission of Zion Church to help people EXPERIENCE God, ENGAGE in connections, be EQUIPPED through training, and EMPOWERED to serve.
• Zion Church offers a generous benefits package for its full-time team which includes health, vision, dental, and life insurances; many of which are funded at 90-100% by the organization, a selection of elective benefits; along with education reimbursements for upskilling, degree pursuit and certifications. Also included is a 401K plan for full and part-time team members with company matches; unlimited PTO for full-time team-members; and 60-hours of PTO for part-time team members prorated depending upon a start date.
• All new team members at Zion Church complete a 90-day probationary period. During this time, supervisors assess performance, job readiness, and alignment with Zion’s employment standards, while team members also determine whether the role is a good fit. At the end of the 90 days, performance will be reviewed. Based on management’s judgment, employment may continue as regular status, the probationary period may be extended, or employment may be ended. Completion of the probationary period does not alter the team member’s at-will employment status.
• EEO Statement: Zion Church is an equal employment opportunity to all employees and applicants for employment. Zion prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state, or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training.
• ** Background Check Required **