VoIP Engineer UkrVipService $$$

Madfish

Madfish

Remote

Posted on May 10, 2026

About the Role

We're looking for a VoIP Engineer; this role sits at the intersection of telecom operations and integration work, with real ownership and direct business impact. You'll be responsible for the full lifecycle of communication channels: voice, SMS, email, and WhatsApp, keeping them reliable, optimized, and well-integrated across the business.

Key Responsibilities

- Own day-to-day operations of IP telephony, SMS/RCS, email, and WhatsApp Business API (WABA)

- Configure, troubleshoot, and administer platforms such as Twilio, Vonage, Voximplant, and similar providers

- Build and optimize call routing logic: IVR, voicemail, business hours, transfers, CLI, call recordings

- Support telecom components integrated into the CRM: logs, templates, escalations, and routing modifications

- Deliver integrations across communication systems using APIs, webhooks, and WebSockets

- Handle internal support requests via a ticketing system; collaborate with QA during incidents and testing

What We're Looking For

Required:

  • Strong understanding of SIP, VoIP, trunks, routing logic
  • Hands-on experience troubleshooting voice, SMS, email, or messaging channel incidents
  • Ability to work with APIs, webhooks, JSON, logs, and provider documentation
  • Self-sufficient, proactive, and comfortable managing vendors independently
  • Fluent English

Nice to have:

  • Experience with Twilio, Vonage, Voximplant, or similar platforms
  • WABA operational knowledge
  • Email deliverability and blacklist management
  • SQL and spreadsheet skills
  • Contact centre or high-volume comms environment background
  • Scripting or automation experience

What We Offer

  • Fully remote position (European timezone)