Exotel Tech Stack

AI-powered cloud contact center and omnichannel engagement platform

Telecommunications Bangalore, Karnataka 1,001–5,000 employees Founded 2011 Privately Held

Exotel operates a cloud telephony and contact center platform handling 25+ billion conversations annually across voice, chat, and bot channels. The tech stack reflects a polyglot backend (Go, Node.js, Java, Ruby, PHP) sitting atop infrastructure (Kafka, Redis, Elasticsearch, AWS/GCP/Azure) built for scale and low-latency routing. Hiring velocity is accelerating with 16 roles posted in the last 30 days — heavily weighted toward sales (12 roles) and account management, signaling aggressive enterprise expansion alongside technical work on platform uptime and integration complexity.

Tech Stack 45 technologies

Core StackGo Node.js Ruby Java PHP MySQL Elasticsearch Freshdesk AWS Kafka Redis PostgreSQL Linux MongoDB Grafana Python Salesforce HubSpot Aerospike Zoho SIP CPaaS REST API Kibana WebRTC AWS Elastic Beanstalk GCP Azure Asterisk FreeSWITCH+14 more

What Exotel Is Building

◆Challenges

Balancing revenue, cost, and cx
Cost optimisation
Dealer engagement
Risk assessment across business
Scaling cluster performance
Improving platform uptime
Reducing latency
Complex integration projects
Security compliance requirements
Cloud migration of customer communication

▲Active Projects

Enterprise sales cycle for zomato
Customer trust assurance strategy
Scalable playbooks for renewals
Client audit lifecycle management
Core cloud telephony platform
Identity authentication management endpoints
Workflow ui components
Enterprise voicebot/contact center projects
Integration-heavy projects with apis
Content strategy and distribution

Hiring Activity

Accelerating25 roles · 15 in 30d

Department

Sales

Engineering

Support

Customer-Success

Finance

Marketing

Product

Seniority

Senior

Manager

Director

Junior

Mid

Principal

Notable leadership hires: Account Director

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About Exotel

Exotel is a customer engagement platform serving over 7,000 clients globally, with particular strength in India's e-commerce and fintech sectors. The platform facilitates omnichannel conversations (voice, SMS, chat, IVR, bots) and deploys conversational AI to augment contact center agents. Core infrastructure includes cloud telephony (via Asterisk, FreeSWITCH, WebRTC, SIP) and integrations with CRM/helpdesk tools (Salesforce, HubSpot, Zoho, Freshdesk). Active engineering priorities center on platform reliability, latency reduction, and scaling cluster performance, while go-to-market appears focused on large-deal enterprise sales cycles and renewal playbooks.

HeadquartersBangalore, Karnataka

Company Size1,001–5,000 employees

Founded2011

Hiring MarketsIndia

Frequently Asked Questions

What technology does Exotel use for cloud calling?

Exotel uses Asterisk, FreeSWITCH, WebRTC, and SIP for telephony infrastructure, running on AWS, GCP, and Azure. Backend services are built with Go, Node.js, Java, and Ruby, with Kafka for message handling and Redis for low-latency operations.

Where is Exotel headquartered and where do they hire?

Exotel is headquartered in Bangalore, India, and currently hires in India. The company was founded in 2011 and is privately held with 1,001–5,000 employees.