About Exotel

Exotel is a leading full-stack customer engagement platform and business-focused virtual telecom operator powering 70M+ customer conversations daily across voice, messaging, video, and AI.

Founded in 2011, Exotel serves 6000+ businesses across India, Southeast Asia, the Middle East, and Africa through its Omnichannel Contact Centre, Communication APIs, and Conversational AI platforms. The company recently received a Virtual Telecom Operator license, enabling fully compliant end-to-end VoIP telephony services.

Backed by a $100M Series D funding round and with $50M+ ARR, Exotel continues to help fast-growing enterprises scale customer engagement across emerging markets.

Exotel was also recognised at the ET Startup Awards 2022.

What You’ll Do

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Drive technical architecture decisions and influence the product roadmap

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Explore and adopt new technologies to improve system scalability, reliability, and efficiency

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Provide architectural guidance and technical mentorship to engineering teams

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Improve deployment processes, SLAs, operational efficiency, and engineering best practices

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Build scalable systems and drive operational excellence across teams

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Collaborate closely with cross-functional stakeholders across Product, Engineering, and Operations

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Mentor junior engineers and contribute to building a high-performance engineering culture

What We’re Looking For

Must Have

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7+ years of software engineering experience with a Bachelor’s/Master’s degree in Computer Science or equivalent

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Strong experience in backend/product engineering environments

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Hands-on experience with cloud platforms: AWS (preferred), Azure, or GCP

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Strong understanding of:

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Distributed systems

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Microservices architecture

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3-tier architecture

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Scalability and performance engineering

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Experience designing and developing RESTful services

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Strong Linux, networking, and scripting fundamentals

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Experience with scalable data stores and data modelling

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Familiarity with databases such as MySQL, MongoDB, Aerospike, etc.

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Strong programming expertise in one or more languages:

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Golang (preferred)

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PHP (preferred)

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Python

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Good understanding of:

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Data structures

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Multithreading

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Concurrency concepts

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Experience with DevOps and infrastructure tooling, such as:

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Kubernetes

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Jenkins

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Git

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Ansible

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Familiarity with monitoring and observability tools like Grafana, Kibana, and Elasticsearch

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Strong networking fundamentals:

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Firewalls

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Proxies

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DNS

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Load Balancing

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Strong analytical, problem-solving, and communication skills

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Ownership mindset with a strong DevOps culture — “you build it, you own it”

Valuable to Have

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Experience in telecom, CPaaS, or high-scale messaging systems

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Exposure to telecom protocols and cloud telephony systems

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Experience integrating with:

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SMS gateways

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WhatsApp/IP messaging services

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Practical experience managing production-scale distributed systems

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Exposure to ETL/data pipeline systems

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Prior experience in high-growth product startups is a plus

📌 Principal Engineer -Messaging (Golang Developers) (Bengaluru)
🏢 Recognized
📍 Bengaluru