Backend Developer, Kotlin

More than 9,000 organisations use our HR and payroll suite, from regional hospitals to school districts. Founded in 1979, we now have 2,000 employees.

Prairieside is looking for a Backend Developer, Kotlin to join a small, steady team. This hire will help us split a large monolith into a handful of well-defined services without breaking anything customers rely on. The company is based in New York City, the US. The team is distributed across several countries. Contract role, full-time hours, paid in USD at the end of each month. Core hours are 9:00 AM to 1:00 PM US Eastern. A stable internet connection and a backup power option are required.

Main duties:

• Instrument services with metrics, structured logs and OpenTelemetry traces.
• Reduce cloud costs by right-sizing services and cleaning up unused resources.
• Coordinate with frontend and mobile engineers on API contracts and versioning.
• Secure endpoints with OAuth 2.0, JWT validation and proper input checks.
• Implement background jobs and event consumers using Kafka, SQS or RabbitMQ.
• Model data and write migrations for PostgreSQL, MySQL or DynamoDB.
• Review code for correctness, performance and failure handling.

Minimum qualifications:

• Strong SQL and relational data modelling skills.
• Comfort reading logs, metrics and traces to debug problems in production.
• Working knowledge of message queues or streaming platforms.
• Understanding of concurrency, transactions, idempotency and retries.

What we offer:

$1,850-$2,200 per month

• Paid in USD.
• Company laptop.
• Paid time off.
• Monthly payments via wire transfer or Wise.

Tell us your notice period and what salary you are looking for.

Duration: 6 months. Start: Immediately.

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