IVR Engineer – Real-Time Voice Pipeline - Remote Work | REF#294635

BairesDev; Brasil; Remote; BRL 493,000 - 712,000; Full time

Benefits offered by this job

100% remote work

USD or local currency compensation

Hardware and software setup for home

Flexible hours

Paid parental leave and holidays

Global, multicultural team

Job summary

BairesDev is seeking an experienced IVR Engineer to join our global remote team. You will build and operate production-grade conversational voice agents, targeting sub-500ms latency across the full real-time audio pipeline, and tackle complex barge-in and streaming challenges across languages.

You should have 5+ years in software engineering, hands-on experience with Vapi, Retell, ElevenLabs, LiveKit Agents, or Pipecat, and be fluent in Go and Python.

Qualifications

• 5+ years of experience in software engineering.
• Hands-on production experience building and operating conversational voice agents using platforms such as Vapi, Retell, ElevenLabs, LiveKit Agents, or Pipecat.
• Deep understanding of the real-time audio pipeline including VAD, turn-taking logic, barge-in/interruption handling, and streaming coordination across STT, LLM, and TTS with sub-500ms latency.
• Polyglot engineer across multiple languages, including Go and Python.
• Advanced proficiency in English.

Responsibilities

• Build and operate production conversational voice agents at scale.
• Optimize the full real-time audio pipeline to maintain sub-500ms latency.
• Implement VAD, turn-taking logic, and barge-in/interruption handling.
• Work across multiple languages and frameworks as the voice stack requires.
• Ensure reliability and performance of streaming coordination across STT, LLM, and TTS components.

Skills

Go

Python

English

Real-time audio

VAD

STT/LLM/TTS

Multi-language

Tools

Vapi

Retell

ElevenLabs

LiveKit Agents

Pipecat

Job description

At BairesDev®, we've been leading the way in technology projects for over 15 years. We deliver cutting-edge solutions to giants like Google and the most innovative startups in Silicon Valley.

Our diverse 4,000+ team, composed of the world's Top 1% of tech talent, works remotely on roles that drive significant impact worldwide.

When you apply for this position, you're taking the first step in a process that goes beyond the ordinary. We aim to align your passions and skills with our vacancies, setting you on a path to exceptional career development and success.

IVR Engineer - Real-Time Voice Pipeline at BairesDev

In this role, you'll build and operate production-grade conversational voice agents where sub-500ms latency is the baseline, not the goal. Working across the full real-time audio pipeline, you'll solve the hardest problems in voice AI, from barge-in handling to streaming coordination at scale. This is your opportunity to work at the cutting edge of real-time voice technology, shipping systems that users interact with in natural, responsive conversations.

What You'll Do

• Build and operate production conversational voice agents at scale.
• Optimize the full real-time audio pipeline to maintain sub-500ms latency.
• Implement VAD, turn-taking logic, and barge-in/interruption handling.
• Work across multiple languages and frameworks as the voice stack requires.
• Ensure reliability and performance of streaming coordination across STT, LLM, and TTS components.

What We Are Looking For

• 5+ years of experience in software engineering.
• Hands-on production experience building and operating conversational voice agents using platforms such as Vapi, Retell, ElevenLabs, LiveKit Agents, or Pipecat.
• Deep understanding of the real-time audio pipeline including VAD, turn-taking logic, barge-in/interruption handling, and streaming coordination across STT, LLM, and TTS with sub-500ms latency.
• Polyglot engineer comfortable across multiple languages, including Go and Python.
• Advanced proficiency in English.

How we do make your work (and your life) easier:

• 100% remote work (from anywhere).
• Excellent compensation in USD or your local currency if preferred
• Hardware and software setup for you to work from home.
• Flexible hours: create your own schedule.
• Paid parental leaves, vacations, and national holidays.
• Innovative and multicultural work environment: collaborate and learn from the global Top 1% of talent.
• Supportive environment with mentorship, promotions, skill development, and diverse growth opportunities.

Join a global team where your unique talents can truly thrive and make a significant impact!