Summer 2026

Growth Intern

telli

telli

1-10 employees

AI call agents for B2C outreach

Compensation Overview

€17.31 - €28.85/hr

Berlin, Germany

In Person

Category
Growth & Marketing (2)
,
Required Skills
Bash
Python
Git
SQL
Linux/Unix
Requirements
  • you are hands-on and not afraid of doing unglamorous work
  • you are tech- and automation-savvy and can learn new tools fast
  • you love solving problems and figuring things out on your own
  • you are a strong communicator in both English and German
  • you have initial internship experience and/or worked on side hustles or projects
  • you are done or at the end of university and could imagine starting full-time after the internship

Telli provides an AI-powered call automation platform that helps B2C businesses convert leads into sales opportunities. Its AI voice agents can carry human-like conversations in multiple languages to perform tasks such as lead qualification, appointment booking, inbound customer service, and reactivation campaigns. The system integrates with existing CRMs, supports real-time analytics and A/B testing, and is designed to reduce the high costs of traditional call centers while improving lead conversion. Telli targets sectors like real estate, energy, healthcare, and financial services and has processed nearly a million calls across Germany, the UK, Latin America, and the US. The goal is to create a collaborative environment where AI agents and human teams handle high-volume customer communication to drive sales more efficiently and at lower cost than typical call-center operations.

Company Size

1-10

Company Stage

Seed

Total Funding

$3.7M

Headquarters

Berlin, Germany

Founded

2024

Simplify Jobs

Simplify's Take

What believers are saying

  • Customers report appointment booking rates matching internal call centers with 70% cost reduction.
  • Real-time CRM integration and SIP trunking reduce switching costs for enterprise clients.
  • Pre-seed funding from Cherry Ventures and Y Combinator validates market demand for call automation.

What critics are saying

  • OpenAI Operator and Anthropic Claude Voice API offer superior voice capabilities at lower costs.
  • Bland AI undercuts pricing at $0.09/minute versus telli's $0.40–$0.50/minute, eroding margins.
  • GDPR enforcement against Retell AI for voice consent violations threatens German operations viability.

What makes telli unique

  • Founded by Enpal heat pump scaling veterans with direct B2C phone acquisition expertise.
  • No-code agent builder enables non-technical users to deploy multilingual agents across 20+ languages.
  • Proven real estate adoption: leading home-buying platform fully automated pre-qualification workflows.

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Benefits

Company Equity

Gym Membership

Company News

BEAMSTART
Apr 16th, 2025
Telli Secures $3.6M for AI Voice Agents

Telli, a YC alum, has secured $3.6M in pre-seed funding to develop revolutionary AI voice agents aimed at enhancing customer service in the cryptocurrency and blockchain sectors. These agents promise to make customer interactions more efficient and human-like, addressing the challenges faced by traditional systems during surges in routine inquiries like appointment bookings.

Startup Ecosystem Canada
Apr 16th, 2025
AI Voice Agent Startup Telli Secures $3.6M in Pre-Seed Funding

AI voice agent startup Telli secures $3.6M in pre-seed funding.

TechNews180
Apr 15th, 2025
Telli Raises $3.6M for AI Voice Call Operations

Telli, a Berlin-based startup streamlining how businesses manage call operations, has raised $3.6 million in a pre-seed round co-led by Cherry Ventures and Y Combinator.

Startup Rise EU
Apr 15th, 2025
telli Raises $3.6M in Pre-Seed Funding

Berlin-based AI call automation platform telli has secured $3.6 million in pre-seed funding. The round was led by Cherry Ventures and Y Combinator, with contributions from top angel investors.