FreeSWITCH Developer

About Company Ishan Technologies is a next-generation technology company building AI-first, cloud-native platforms across enterprise domains. At our AI & Innovation Lab , we create scalable products that integrate advanced AI, modern UI / UX, and cloud infrastructure. We are looking for leaders who thrive in a dynamic environment and have the passion to drive high performing development teams. Role Overview

We are seeking a Free SWITCH Developer to Manage, & Develop FreeSWITCH based telephony applications. You will work closely with product managers, UI / UX designers, backend engineers, and DevOps to build modern, performant, and scalable telephony applications / platform . The ideal candidate is hands-on, deeply experienced in the Free SWITCH , and has a strong background indeveloping, deploying & managing Free SWITCH based Telephony applications.

Key Responsibilities

FS Management & development

Hands on Experience on Deploying FreeSWITCH on Linux Cloud.

Integrate VoIP gateways with FreeSWITCH.

Configuring FreeSWITCH Modules e.g. mod_callcenter, mod_xml_curl

Developing Call Centre applications using Free SWITCH which includes Mult Tenant Call Centre with Auto Dialer & ACD Configuration.

Configuring MT based reporting and analytics in FreeSWITCH

Deploying FreeSWITCH in HA Mode with clusters mandatory.

Work closely with UI / UX development team to integrate FS functionalities and extend it to UI.

Able to Write code to control FreeSWITCH functionalities & settings

Configuring Kamailio with FreeSWITCH in LB mode,

Configuring FS for Live call migration.

Postgres SQL with Cluster and HA mode.

Must-have Skills & Qualifications

Free SWITCH.

Kamailio.

Postgres SQL.

Micro services in Python , Node

Good-To-Have (Preferred)

GCP or AWS,

Linux

Why Join us?

Build and lead tech solutions that power cutting-edge AI platforms.

Work in a cloud-native product environment with full lifecycle ownership.

Be part of a cross-functional innovation lab solving meaningful problems.

Competitive salary, flexible work culture, and leadership growth opportunities.

Exposure to enterprise clients, modern architecture, and AI-first development.

How to apply?

If you’re passionate about solving complex problems with elegant code and building systems that power AI solutions, we’d love to hear from you.