Telephony Engineer

Hi,

We are currently hiring for a  Telephony Engineer / Telephony Integration Engineer.

About Trantor:
Trantor is a global technology services company delivering digital transformation, product engineering, and enterprise technology solutions. Since 2012, we’ve partnered with global organizations across Technology, Fin Tech, Media, and Cybersecurity—helping them build scalable, high-impact platforms.
With delivery centers in the US, India, Canada, and Costa Rica, Trantor operates as a trusted technology partner—driving innovation, reliability, and measurable outcomes.
Learn more:  

Role:  Telephony Engineer / Telephony Integration Engineer

Experience:

5+ years

Location:

Remote
Notice Period:  Immediate to 30 days only

Mandatory Requirement (Non-Negotiable):
Strong hands-on experience with  Vonage telephony systems
(Vonage Communications APIs / Vonage Business / Vonage Contact Center)

Please note:

Profiles without direct Vonage implementation experience will not be considered.
Your Impact:
Design, develop, configure, and support  enterprise-grade telephony and communication solutions  using Vonage APIs.
Integrate  voice and messaging services (SMS/MMS)  into existing business platforms.
Build and manage backend integrations using  Java, Python, or C# .
Work extensively with  REST APIs, webhooks, and asynchronous event-driven architectures .
Support and troubleshoot  L2/L3 production telephony issues  in high-availability environments.
Perform system monitoring, upgrades, patches, and regular health checks to ensure platform stability.
Collaborate with vendors and internal engineering teams on solution design, integrations, and issue resolution.
Create and maintain  technical documentation , including configurations, workflows, and troubleshooting guides.
Candidate Profile:
5+ years of experience in telephony engineering or unified communications roles.
Strong expertise in  Vonage telephony platforms  with real-world implementation experience.
Solid understanding of  VoIP technologies  including SIP, RTP, PBX systems, and call routing.
Proven experience in backend development and API-based system integrations.
Comfortable working in production environments with ownership of uptime and performance.
Strong communication skills and ability to coordinate across technical and non-technical stakeholders.
Nice to Have:

Experience with  CRM or third-party integrations  using Vonage or Twilio.
Exposure to  contact center solutions , call analytics, and reporting.
Knowledge of  ITIL processes  and incident management.
Relevant  VoIP or Unified Communications certifications .

If this opportunity aligns with your experience and career goals, I’d be happy to discuss the role in more detail.
Looking forward to connecting with you.