Lead Backend Engineer

Customers who call us usually reach someone who wrote the code they are asking about. Our product started as a side project in 2017 and now has a few hundred paying customers, mostly in Minnesota. Founded in 2017, we now have 49 employees.

Position summary:

We are adding headcount to this team, so this is a new seat. The Data Platform team owns services that process several million requests a day. We need another engineer who is comfortable owning them in production. Flinthaven Labs is hiring for the Lead Backend Engineer position to build and run the APIs and services behind our web and mobile apps. Hybrid, with three days a week in our Bloomington office.

Job duties:

• Write integration and contract tests so API changes don't break consumers
• Model data and write migrations for PostgreSQL, MySQL or DynamoDB
• Secure endpoints with OAuth 2.0, JWT validation and proper input checks
• Coordinate with frontend and mobile engineers on API contracts and versioning
• Instrument services with metrics, structured logs and OpenTelemetry traces
• Containerize services with Docker and deploy them to Kubernetes or ECS
• Implement background jobs and event consumers using Kafka, SQS or RabbitMQ
• Tune slow queries, add indexes and read query plans

What we're looking for:

• 7+ years of backend development experience in a production environment
• Strong SQL and relational data modeling skills
• Comfort reading logs, metrics and traces to debug problems in production
• Proficiency in at least one of Go, Java, Kotlin, Python, C# or Node.js
• Hands-on experience with AWS, GCP or Azure services

Perks and benefits:

Salary range: $215,000 - $255,000/year

• Profit sharing
• 11 paid holidays
• Free parking
• Hybrid work

Start: Immediately.

Demo job created on 11jobs for testing and demonstrations. It is not an actual opening at Flinthaven Labs, LLC.