Senior Backend Developer (APIs)

Public sector agencies, utilities and large health systems licence our asset management platform under multi-year contracts. Product, engineering and support teams work out of offices in London, England and two nearshore delivery centres.

The position

Brambleloft is hiring for the Senior Backend Developer (APIs) position to build and run the APIs and services behind our web and mobile apps. We engage team members in Sri Lanka as full-time contractors. Most of our contractors have been with us for more than two years. Core hours are 10:00 AM to 4:00 PM UK time. Equipment is provided, including a laptop.

What you'll do

• Containerize services with Docker and deploy them to Kubernetes or ECS.
• Review code for correctness, performance and failure handling.
• Tune slow queries, add indexes and read query plans.
• Design and build REST and gRPC APIs in Go, Java or Python.
• Implement background jobs and event consumers using Kafka, SQS or RabbitMQ.
• 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.
• Handle on-call for services the team owns and lead incident follow-ups.

Minimum qualifications

• Proficiency in at least one of Go, Java, Kotlin, Python, C# or Node.js.
• Experience designing and versioning HTTP APIs.
• Comfort reading logs, metrics and traces to debug problems in production.
• Familiarity with Docker and CI/CD pipelines.
• Working knowledge of message queues or streaming platforms.
• Clear written communication, including design docs.
• Strong SQL and relational data modelling skills.

Preferred qualifications

• Elasticsearch or OpenSearch.
• Background with high-volume payment or ledger systems.

Compensation: $2,250 - $3,000/month

What you get

• Annual rate review.
• Monthly internet allowance.

Applications are reviewed weekly.

Duration: 12 months. Start: Within 30 days.

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