Voip Engineer

4 days ago

Ahmedabad, Gujarat, India iGuru Software Ltd. Full time

Hiring: VoIP Engineer (FreeSWITCH Specialist)


Location:

Ahmedabad


Company:

iGuru Software Services Pvt. Ltd.


Employment Type:

Full-time

About the Role

We are seeking a
highly skilled and motivated VoIP Engineer

with deep expertise in the
FreeSWITCH open-source communication platform

.

In this role, you will
design, develop, deploy, and maintain

our Voice over IP (VoIP) infrastructure. You'll play a key role in ensuring the
high availability, scalability, and performance

of our telephony systems, building
custom call flows

, and integrating
third-party APIs and services

.

Key Responsibilities

  • Design, implement, and manage
    VoIP solutions using FreeSWITCH

, ensuring reliability, availability, and security.
- Configure and optimize
dial plans, call queues, IVRs

, and call-handling logic.
- Troubleshoot and resolve complex VoIP issues (e.g., call quality, routing, signaling) using
Wireshark, sngrep, tcpdump

, etc.
- Develop
custom modules and applications

in
Lua, Python, C/C++, or JavaScript

.
- Integrate FreeSWITCH with
CRMs, databases (MySQL/PostgreSQL), and RESTful APIs

.
- Monitor and maintain system performance with tools like
Prometheus, Grafana, and syslog

.
- Implement
security best practices

—firewall configuration, TLS encryption, and anti-fraud measures.
- Collaborate with software developers, network engineers, and support teams to deliver robust communication solutions.
- Maintain detailed documentation for configurations, procedures, and troubleshooting.
- Stay current with
VoIP and real-time communication trends

and technologies.

Required Qualifications & Skills

  • Bachelor's degree in
    Computer Science, IT, Telecommunications

, or related field (or equivalent experience).
- Proven experience as a
VoIP Engineer / Telecommunications Engineer

.
- Deep expertise in
FreeSWITCH

, including XML/Lua dial plans and module configuration.
- Strong knowledge of
SIP, RTP, WebRTC

protocols.
- Proficiency in
Linux system administration

(Debian/Ubuntu/CentOS).
- Experience with
Lua, Python, or Perl

for call flow logic and automation.
- Solid understanding of
TCP/IP, UDP, DNS, NAT traversal, QoS

.
- Proficiency with
Wireshark, sngrep, tcpdump

for troubleshooting.
- Familiarity with
MySQL/PostgreSQL

integration.
- Strong analytical, problem-solving, and communication skills.

Preferred Skills (Nice to Have)

  • Experience deploying FreeSWITCH in
    cloud environments

(AWS, Azure, GCP).
- Background in
call center or service provider

settings.
- Knowledge of
VoIP security frameworks

such as
STIR/SHAKEN

.
- Experience with
automated testing for VoIP systems

(e.g., SIPp).

Why Join iGuru

At iGuru, you'll work in a
collaborative, growth-oriented environment

where innovation is encouraged, and technical excellence is valued. You'll have the opportunity to
build high-performance communication systems

that power next-generation business solutions.

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