Senior CPaaS Voice Engineer - Remote

Miratech; Canada; Remoto; CAD 120.000 - 180.000; Tempo integral

Benefícios oferecidos por esta vaga

Health insurance

Relocation program

Remote work flexibility

Resumo da vaga

Miratech is seeking a Senior Programmable Voice Engineer in Canada to design and build programmable voice capabilities, call control services, media processing, and API-driven communications infrastructure similar to CPaaS platforms.

The role involves architecture to delivery across enterprise-scale projects, using FreeSWITCH, Kamailio, SIP, WebRTC, Java, and Spring Boot, with strong client-facing collaboration and emphasis on reliability and performance.

Qualificações

• 8+ years of software engineering experience with ownership of architecture and delivery for distributed applications.
• Deep hands-on expertise with FreeSWITCH and/or Kamailio, including call control, dial plans, media services, ESL, modules, and platform customization.
• Experience building API-driven communication platforms, voice services, or CPaaS-style solutions; strong knowledge of SIP, RTP, WebRTC, and telephony troubleshooting.
• Expert-level Java, Spring Boot, microservices, REST APIs, persistence, security, testing, and performance engineering.

Responsabilidades

• Design and develop programmable voice services, APIs, and call-control capabilities for enterprise-scale communications platforms.
• Build and extend voice infrastructure using FreeSWITCH, Kamailio, SIP, RTP, WebRTC, and related technologies.
• Design and develop backend services and communication APIs using Java and Spring Boot to expose voice capabilities to internal and external applications.
• Implement call routing, session management, media handling, carrier integrations, and voice traffic processing solutions.
• Design highly available, scalable systems capable of handling large volumes of real-time communications traffic; troubleshoot signaling, media, telephony issues across distributed environments.
• Collaborate with client stakeholders, Product, Architecture, QA, DevOps, Security, Operations, and vendors to govern delivery and resolve critical issues.

Conhecimentos

FreeSWITCH

Kamailio

SIP

WebRTC

Java

Spring Boot

API-first design

PostgreSQL

APIs & Microservices

Real-time comms

Ferramentas

FreeSWITCH

Kamailio

OpenSIPS

Jenkins

Kubernetes

Descrição da vaga

Miratech is seeking a Senior Programmable Voice Engineer in Canada to design and build programmable voice capabilities, call control services, media processing, and API-driven communications infrastructure similar to CPaaS platforms.

The role involves architecture to delivery across enterprise-scale projects, using FreeSWITCH, Kamailio, SIP, WebRTC, Java, and Spring Boot, with strong client-facing collaboration and emphasis on reliability and performance.