Senior Kotlin Developer

Department: Supply Chain Engineering

Brooklyn Park, MN (100% onsite)

Duration: 12 months

Start: May 2025

Full-time | 40 hours/week

Pay Range: $52 – $82/hr (W2 ONLY, NOT OPEN FOR C2C/1099)

Required Skills: Kafka, Kotlin, Micronaut, Spring Boot

About the Role:

Our enterprise retail client is seeking a Senior Kotlin Developer to join its Supply Chain Engineering team, supporting systems critical to their Sortation Center Network — the last-mile logistics hub connecting store deliveries to end customers.

Key Responsibilities:

• Develop and maintain high-performance, cloud-native backend services in Kotlin using Micronaut
• Build event-driven systems leveraging Kafka for scalable, asynchronous processing
• Integrate observability features including metrics, logs, and distributed tracing
• Implement and automate comprehensive testing frameworks (unit, integration, contract tests)
• Drive architecture discussions and contribute to best practices and code quality standards

Must-Have Skills:

• 5+ years in backend software engineering in enterprise environments
• Proficient in Kotlin with hands-on experience using Micronaut or Spring Boot
• Deep understanding of Apache Kafka, including stream processing concepts
• Knowledge of observability tools (e.g., OpenTelemetry, Grafana)
• Experience with test automation tools like JUnit, K6
• Familiar with containerized deployments and orchestration
• Prior consulting experience in large-scale enterprise systems
• Agile, Git-based development workflows, and CI/CD pipelines

Dahl Consulting is proud to offer a comprehensive benefits package to eligible employees that will allow you to choose the best coverage to meet your family’s needs. For details, please review the DAHL Benefits Summary: https://www.dahlconsulting.com/benefits-w2fta/