AI Interactive Companion Development

I'm looking for a developer to create digital AI interactive characters, both a girlfriend and boyfriend, that are friendly and supportive in nature.

Key Requirements:
- Platform: To be determined (mobile app, web app, or desktop application)
- Personality: Friendly and supportive
- Interaction: Both voice and text

Ideal Skills & Experience:
- Proficiency in AI and chatbot development
- Experience in app development (specify platform)
- Strong background in natural language processing
- Ability to create engaging and interactive user experiences
- Voice recognition and synthesis expertise

Please provide examples of similar work and a breakdown of your approach.