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.