Provox Global is seeking an experienced Lead AI Engineer to drive our conversational AI platform development and lead technical initiatives across our Google Cloud Platform-based infrastructure. This role involves knowledge transfer from our current Chief Engineer and will evolve into leading a growing engineering team focused on AI-powered voice and chat interfaces for healthcare applications.

Key Responsibilities

Conversational AI & DialogFlow Management

• Design, develop, and maintain DialogFlow CX implementations as the core human interface controller
• Optimize voice assistant (VA/VAS) and chat/text experiences
• Configure and manage DialogFlow Phone Gateway integrations
• Monitor and resolve AI hallucinations while ensuring coherent customer dialog
• Implement proper AI grounding techniques for reliable interactions

Backend Development & Cloud Infrastructure

• Develop and maintain Node.js Cloud Functions for business logic layer
• Build intermediate APIs and JSON-based services
• Configure and optimize GCP environments, environment variables, and deployment pipelines
• Monitor system performance, CPU usage, and implement alerting systems
• Ensure high-volume concurrency handling with proper variable locking and storage optimization
• Manage code versioning and migration strategies

Integration & System Architecture

• Maintain and optimize integrations with healthcare systems (Dentrix, EzText, PhoneNumLookup)
• Design and implement webhook architectures
• Build monitoring solutions for no-match phrases, call disconnects, and conversation dead-ends
• Develop business operations dashboards (Power BI or similar)

Database & Analytics

• Setup and maintain MySQL databases
• Implement ETL processes and data pipelines
• Configure BI/reporting tools (Looker, Power BI)
• Design analytics frameworks for conversation intelligence

Testing & Quality Assurance

• Develop comprehensive testing strategies including manual and automated approaches
• Build regression testing suites and high-volume stress testing frameworks
• Implement continuous integration/continuous deployment (CI/CD) practices

Web & Mobile Development

• Create responsive Web interfaces
• Develop custom web applications (non-WordPress)
• Build interactive systems for appointments and e-commerce functionality

AI & Machine Learning

• Implement Gemini API integrations and advanced prompting techniques
• Work with Vertex AI for model deployment and management
• Explore Google AI development tools including Agent Builders and API hubs
• Potential development of fine-tuned models based on business needs

Required Qualifications

Technical Skills

• 5+ years of experience with Google Cloud Platform (GCP)
• 3+ years hands-on experience with DialogFlow CX
• Strong proficiency in Node.js and JavaScript/TypeScript
• Experience with Cloud Functions and serverless architectures
• Database expertise with MySQL and SQL optimization, good to have noSQL experience
• API development and integration experience
• Testing frameworks and automation tools
• Version control with Git and collaborative development workflows

AI & Machine Learning

• Experience with conversational AI design and implementation
• Understanding of natural language processing (NLP) concepts
• Familiarity with Google AI/ML services (Vertex AI, Gemini)
• Knowledge of prompt engineering and AI model integration

Additional Technical Requirements

• ETL and data pipeline development
• BI tools experience (Power BI, Looker, or similar)
• Responsive web development (HTML5, CSS3, JavaScript/TypeScript and its framework and libraries)
• RESTful API design principles
• Webhook development and management