C

Channel Talk

AI-powered customer messaging and CRM platform

Senior Software Engineer

Backend EngineeringConfirmed live in the last 24 hours
Full-timeSeoul, South KoreaNo salary listedHybrid

About the Job

Requirements

  • At least 5 years of experience designing and operating backend architectures.
  • Deep understanding of at least one of Java, Go, or Python.
  • Experience handling large-scale traffic, optimizing performance, and ensuring system reliability.
  • Experience using cloud infrastructure such as AWS and Kubernetes.
  • Strong foundations in system design, data structures, and algorithms.
  • Ability to take a problem-solving approach and proactively consider technical and product direction.
  • Experience collaborating across teams and demonstrating communication leadership.

Responsibilities

  • Design and enhance ChannelTalk’s core backend systems used by 8 million people.
  • Optimize performance and design the architecture of the main API server based on Java and Dropwizard.
  • Design and develop microservices using AWS Lambda, Node.js, Python, Golang, and other technologies.
  • Scale infrastructure and stabilize systems to handle traffic growth.
  • Design and operate incident-response systems, including incident detection, alerts, and recovery processes.
  • Improve deployment automation and operations in an AWS-based DevOps environment using ECS, EKS, Docker, Kubernetes, and related technologies.
  • Make technical decisions, lead follow-up work, and own projects through their full lifecycle.

Desired Qualifications

  • Experience solving complex problems in a startup or fast-growing environment.
  • Experience leading a new service or feature from planning through launch.
  • Expertise in a specialized area such as Site Reliability Engineering, data engineering, or security.
  • A master’s or doctoral degree related to computer science.

About the Company

Channel Talk

AI-powered customer messaging and CRM platform

Channel Talk is an AI-powered customer-messaging and CRM platform that offers a website chat widget, a unified inbox for conversations, AI chatbots and automation, CRM marketing, and team messaging, with integrations to channels like WhatsApp. It centralizes customer messages across websites and messaging apps into one interface, where bots can respond and automate tasks, while teams coordinate marketing and sales. It originated from Channel Corporation (formerly Zoyi) in South Korea and serves customers in Korea, Japan, and other markets. The goal is to improve customer engagement and support by simplifying conversations and automating routine tasks across channels.

Company size
201-500
Company stage
Late Stage VC
Total funding
$43.7M
Headquarters
Seoul, South Korea
Founded
2014

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