Backend Engineer

The position

Hangang Digital is looking for a Backend Engineer to join a small, steady team. Backend role focused on API design, data modelling and making slow things fast. Fully remote. You can work from anywhere in South Korea. You can set your own hours around a daily morning check-in.

Day to day

Handle on-call for services the team owns and lead incident follow-ups. Review code for correctness, performance and failure handling. Model data and write migrations for PostgreSQL, MySQL or DynamoDB. Add caching with Redis where it actually helps, and remove it where it doesn't.

Required qualifications

3+ years of backend development experience in a production environment. Understanding of concurrency, transactions, idempotency and retries. Hands-on experience with AWS, GCP or Azure services. Experience designing and versioning HTTP APIs. Working knowledge of message queues or streaming platforms. Clear written communication, including design docs.

Also helpful

Terraform or Pulumi.

What we offer

Salary range: ₩68,000,000 to ₩77,000,000 a year

Four major insurances. Annual incentive. Flexible hours.

A bit about us

Profitable, no outside investors, and no plans to take any. We grow when customers pay us. Everything runs on a single Rails app and one Postgres database, deployed on Heroku.

Due to the number of applications, only shortlisted candidates will be contacted.

We may close this posting early once we have enough applications.

Start: Flexible.

Demo job created on 11jobs for testing and demonstrations. It is not an actual opening at Hangang Digital.