Senior VoIP, SIP Developer

This is a fully remote position, open to applicants in Mexico.

📋 Description

• Develop an intelligent call routing solution

• Integrate multiple operators

• Optimize routes based on cost, quality, and availability

• Work on a technology project with international scope

• Deliver end-to-end solutions

⛳️ Requirements

• Real-world experience with Kamailio or OpenSIPS

• Strong knowledge of SIP, VoIP, routing, and failover

• Backend development experience with Python and/or Node.js / TypeScript

• Proficient in PostgreSQL

• Experience working with Linux, Docker, and cloud infrastructure

• Ability to work independently and deliver end-to-end solutions

• Experience with FreeSWITCH, Asterisk, LiveKit, rtpengine, Telnyx, Twilio, Plivo, or Bandwidth will be especially valued

• Previous experience in carriers, CPaaS, or telephony platforms will be appreciated

🏝️ Benefits

• Fully remote work arrangement

• Full-time employment