Senior Software Engineer (Billing)

Exotel; Bengaluru; Presencial; INR 2.000.000 - 4.000.000; Tempo integral

Resumo da vaga

Exotel is a leading full-stack customer engagement platform powering 50 million daily engagements across voice, video, and messaging. As a Member of Technical Staff 3 (IPO Readiness), you will design, build, and integrate components across the billing platform and support IPO-readiness initiatives including controls, monitoring, and automation.

You will deliver features, provide production support, and perform cross-system integrations with ERP (Business Central), payment gateways, and the Zuora

Qualificações

• Strong CS fundamentals
• Proficiency in at least one: Golang, Java, or PHP
• Experience building scalable distributed systems
• Hands-on MySQL — schema design, query tuning
• Experience with Apache Kafka and asynchronous processing
• Kubernetes basics — pods, deployments, namespaces
• DevOps mindset — logs, metrics, incident triage

Responsabilidades

• Develop and maintain microservices and batch jobs in Golang, Java, or PHP.
• Build and extend REST APIs and Kafka consumers/producers for billing events, sync flows, and fallback pipelines.
• Integrate with ERP (Business Central), payment gateways, and Zuora migration path.

Conhecimentos

Golang

Java

PHP

MySQL

Kafka

Kubernetes

DevOps mindset

Ferramentas

Beanstalkd

Jenkins

Prometheus

Grafana

Loki

Descrição da vaga

Exotel is the emerging market’s leading full-stack customer engagement platform and business-focused virtual telecom operator. Incorporated in 2011, Exotel’s cloud-based product suite powers 50 million daily engagements across voice, video, and messaging channels. Exotel serves over 6000 companies across 60+ countries, including India, SE Asia, the Middle East, and Africa.

• Exotel Engineering builds fault-tolerant, scalable, and real-time distributed systems.
• Our tech stack includes Golang, Java, PHP, MySQL, Apache Kafka, Kubernetes, Beanstalkd, and Elasticsearch.
• We follow best practices in clean abstractions, loosely coupled services, and DevOps-driven operations.
• We strongly believe in "you build it, you own it."

Team IPO Readiness

The IPO Readiness pod owns Exotel’s billing and revenue platform — real-time call/SMS billing, balance deduction, invoicing, payment processing, and credit control. The platform handles approximately 200k transactions per minute across Voice, Messaging, and other Exotel solutions.

Role: Member of Technical Staff 3

As an MTS-3 on IPO Readiness, you will design, build, and integrate components across the billing platform and support IPO-readiness initiatives (controls, monitoring, automation). You will work on feature delivery, production support, and cross-system integrations with ERP (Business Central), payment gateways, and the Zuora migration path.

Key Responsibilities

Platform Development & Integration

• Develop and maintain microservices and batch jobs in Golang, Java, or PHP
• Build and extend REST APIs and Kafka consumers/producers for billing events, sync flows,
• and fallback pipelines.

Must-Have Skills

• Strong computer science fundamentals (data structures, algorithms).
• Proficiency in at least one of: Golang (preferred), Java, or PHP.
• Experience building scalable distributed systems and event-driven architectures.
• Hands-on MySQL — schema design, query tuning, replication awareness.
• Experience with Apache Kafka and asynchronous processing (consumers, lag,
• fallback/retry patterns).
• Kubernetes basics — pods, deployments, namespaces, ArgoCD or equivalent GitOps.
• DevOps mindset — you build it, you own it; comfortable with logs, metrics, and incident triage.

Good-to-Have Skills

• Exposure to billing, invoicing, payments, or ERP integrations (Zuora,
• Business Central, Razorpay).
• Experience with Beanstalkd, Jenkins, Prometheus/Grafana/Loki.
• Scripting in Python for ops automation and report generation.
• Familiarity with ITGC/SOX-style controls and audit documentation.