Voice AI Engineer — Deploy & Triage Call Bots (UK)

present of AI; Greater London; Hybrid; GBP 60,000 - 90,000; Full time

Job summary

fonio.ai seeks a hands-on engineer to bridge product and customer deployments in the UK. You will translate customer needs into working AI phone agent setups, requiring real coding ability and a solid grasp of how language models behave.

You’ll connect external systems via APIs and webhooks and debug live call issues with calm precision. You'll shape prompts, guardrails, and flows that handle real calls, design reusable templates and playbooks, and ship quickly while keeping stability.

Qualifications

• Real coding ability and solid grasp of how language models behave.
• Comfort connecting external systems through APIs and webhooks.
• Ability to debug live call problems calmly and effectively.

Responsibilities

• Translate customer needs into working AI phone agent deployments for the UK market.
• Design prompts, guardrails, and flows that handle real calls and edge cases.

Skills

Coding ability

LLM prompting

API integration

Webhook integration

Debugging live calls

Tools

TypeScript

Python

Job description

fonio.ai seeks a hands-on engineer to bridge product and customer deployments in the UK. You will translate customer needs into working AI phone agent setups, requiring real coding ability and a solid grasp of how language models behave.

You’ll connect external systems via APIs and webhooks and debug live call issues with calm precision. You'll shape prompts, guardrails, and flows that handle real calls, design reusable templates and playbooks, and ship quickly while keeping stability.