AI Developer for B2B Cold Calling System - B2B Calls/Day (UK Trades & Logistics)

Job ID: 39702364

Budget: €8 – €120 EUR

Description:
We are a German-based recruitment company seeking a highly experienced AI developer to build an AI voice cold calling system capable of making 200+ outbound B2B calls per day to companies in the UK trades and logistics sectors.

The AI must perform like a skilled human cold caller:

Greet and introduce the company

Identify hiring needs and ask qualifying questions

Capture the decision-maker’s email address

Optionally present pre-screened candidates (provided by us) and confirm interest

Handle objections professionally

Ensure GDPR/UK PECR compliance with opt-outs

Log call details, transcripts, and recordings in Google Sheets or CRM

Requirements:

Proven track record in developing AI calling systems (VAPI, Twilio, Deepgram, ElevenLabs, OpenAI Realtime, or similar)

Ability to handle 200+ calls/day with natural, human-like voice quality and low latency

Experience implementing real-time STT/TTS with interruption handling

Voicemail detection, retry mechanism, and multiple concurrent lines

Strong knowledge of GDPR/PECR compliance in outbound calling

Ability to provide references or proof of similar completed projects

Deliverables:

Fully functional AI caller (sandbox + production setup)

Customisable call flow with objection handling

Dashboard for call statistics (volume, connect rate, email captures, interest level)

Documentation and training for scaling and operation

To Apply, Please Include:

Examples or demos of AI caller projects you have built

Your recommended tech stack and estimated monthly running costs

Timeline and budget for development