Senior Back End Developer
Listed on 2026-05-30
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Software Development
Backend Developer, Senior Developer
Position: Senior Back End Developer III - AdTech Focus
Location: Richfield, MN (Hybrid - 1-2 days onsite per week preferred; remote considered)
Employment Type: Contract (7-12+ Months)
Project ScopeEnhance seller-facing campaign management workflows.
Integrate with external advertising platforms (e.g., Criteo) and ad-serving systems.
Implement reporting, spend tracking, and billing event pipelines.
Improve campaign synchronization and product eligibility systems.
Modernize frontend and backend architecture for scalability and maintainability.
7-10 years of backend development experience.
Strong expertise in Java/Kotlin and Spring Boot/Web Flux
.Hands‑on experience with microservices and REST API development
.Deep understanding of Kafka and event‑driven architecture.
Knowledge of distributed systems, concurrency, and asynchronous processing.
Strong SQL skills with Postgre
SQL/MySQL performance optimization
.Experience with
Kubernetes, CI/CD, and cloud‑native applications
.Production support, monitoring, and observability expertise.
Strong debugging, problem‑solving, and cross‑team collaboration skills.
Ability to independently own features/services end‑to‑end.
Experience building scalable, high‑throughput systems.
Bonus
Skills:
AdTech domain experience.
Big Query/GCP exposure.
Reactive programming.
Familiarity with AI‑assisted development tools.
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