Senior Backend Developer - Remote

More than 300 employees work on the product, from search ranking to fraud detection. Advertising, subscriptions and transaction fees each bring in a significant share of revenue.

The position:

Canalloft Media is hiring a Senior Backend Developer - Remote to work remotely from Sri Lanka. We want someone who writes boring, reliable code and leaves good logs behind. Backend role focused on API design, data modelling and making slow things fast. You can work from home anywhere in Sri Lanka. We have no office requirement. Normal business hours, Monday to Friday, with some flexibility. We use Slack, Notion and Google Meet. Cameras on for team calls.

Day to day:

• Implement background jobs and event consumers using Kafka, SQS or RabbitMQ
• Review code for correctness, performance and failure handling
• Add caching with Redis where it actually helps, and remove it where it doesn't
• Coordinate with frontend and mobile engineers on API contracts and versioning
• Handle on-call for services the team owns and lead incident follow-ups
• Document APIs in OpenAPI and keep the docs current
• Design and build REST and gRPC APIs in Go, Java or Python
• Containerize services with Docker and deploy them to Kubernetes or ECS

What you need:

• 5-7 years of backend development experience in a production environment
• Understanding of concurrency, transactions, idempotency and retries
• Working knowledge of message queues or streaming platforms
• Comfort reading logs, metrics and traces to debug problems in production
• Hands-on experience with AWS, GCP or Azure services
• Experience designing and versioning HTTP APIs

Preferred qualifications:

• Elasticsearch or OpenSearch
• NoSQL stores such as MongoDB, Cassandra or DynamoDB

Rate: LKR 350,000 to LKR 410,000 pcm

Perks and benefits:

• Medical insurance for you and your family
• Paid leave
• EPF and ETF contributions
• Learning budget
• Internet allowance

We look at every application, usually within a week.

Start: Immediately.

Demo job created on 11jobs for testing and demonstrations. It is not an actual opening at Canalloft Media (Pvt) Ltd.