Full Stack Developer (Mobile Development)

Qualitest is looking for a Full Stack Developer (Mobile Development) who can move fast across native mobile platforms. You ll build full-featured, AI-first user experiences using native mobile stacks (Swift for iOS, Kotlin for Android), all integrated with scalable AI backends and robust cloud infrastructure.

Key Responsibilities:

• Develop performant iOS apps with Swift/SwiftUI and Android apps with Kotlin/Jetpack Compose.
• Integrate AI capabilities: LLM APIs, tool use, vector DBs, memory, retrieval-augmented generation (RAG), and evaluation loops.
• Rapidly prototype, iterate, and polish features in tight collaboration with product, research, and design.

Required Qualifications:

• Native app development expertise in Swift/SwiftUI (iOS) and Kotlin/Jetpack Compose (Android).
• Strong product instincts and a passion for building clean, performant cross-platform apps.
• Demonstrated success shipping AI-first features or applications powered by LLMs or agent frameworks.

Preferred Qualifications:

• Experience using AI development tools like Claude Code, Cline, or Copilot++ in production.
• Familiarity with AI/ML infrastructure and workflows, including:
• On-device inference with Core ML, NNAPI, or quantized model deployment.
• Familiarity with the latest developments in AI technologies.

What We Offer:

• A role building at the edge of what s possible in AI-powered applications, across native platforms.
• The chance to co-create next-generation products inside AI Tech, alongside top-tier engineers, designers, and researchers.
• Access to cutting-edge models, tools, infrastructure, and internal research to ship bold, usable features fast.