Remote AI Builder for Scalable Health Coaching

Best10; Cape Town; Remote; ZAR 600,000 - 900,000; Full time

Job summary

Best10 is hiring a builder to embed with our coaching team and ship AI-driven workflows that scale personalised coaching on WhatsApp and our platform.

You will turn unstructured chat data into reliable signals, design prompt chains and agent workflows, and deliver working demos in days while ensuring non-technical users can operate the system. This contract emphasizes impact and sustainable coaching quality.

Qualifications

• Proven experience shipping AI-powered products for non-technical users.
• Hands-on with LLM APIs, function calling and prompt patterns.
• Ability to turn unstructured conversational data into signals.
• Strong product sense and data-driven approach.
• Ability to work with messy WhatsApp/platform data.

Responsibilities

• Build internal tools and coach-facing features on LLMs.
• Convert WhatsApp threads and coaching notes into signals.
• Design and maintain prompt chains, RAG pipelines, and agent workflows.
• Prototype from idea to working demo in days.
• Evaluate outputs and set up evals for accuracy.
• Integrate AI with platform APIs, databases, WhatsApp, and Slack.
• Own frontend, backend, model integration, deployment.
• Sit with coaches regularly to ensure practical relevance.
• Ensure systems endure beyond the engagement.

Skills

AI tool building

AI product shipping

LLM API usage

Unstructured data

Product instinct

Data driven

Agentic tools

Handover mindset

Tools

Claude Code

Cursor

Job description

Best10 is hiring a builder to embed with our coaching team and ship AI-driven workflows that scale personalised coaching on WhatsApp and our platform.

You will turn unstructured chat data into reliable signals, design prompt chains and agent workflows, and deliver working demos in days while ensuring non-technical users can operate the system. This contract emphasizes impact and sustainable coaching quality.