Java Boot Developer

Job Summary

Kforce has a client that is seeking a Java Spring Boot Developer in Hopkins, MN. The project involves developing and modernizing cloud‑native microservices architecture for a digital authentication and fraud prevention platform. This initiative is part of a broader digital transformation strategy to migrate legacy monolithic applications to a scalable, resilient microservices ecosystem on Azure Cloud. The resource will play an integral role in designing, developing, and deploying high‑performance, mission‑critical services that handle millions of transactions daily across our digital channels.

• Design and develop RESTful microservices using Java 17+ and Spring Boot 3.x framework.
• Implement distributed data models and optimize queries for Apache Cassandra clusters handling high‑volume transactional data.
• Build and deploy cloud‑native applications on Microsoft Azure using AKS (Azure Kubernetes Service), Azure Functions, and Azure Service Bus.
• Develop event‑driven architectures using Kafka or Azure Event Hubs for real‑time data streaming.
• Implement API gateways, service mesh (Istio), and container orchestration using Kubernetes.
• Write comprehensive unit tests using JUnit 5, Mockito, and integration tests for microservices.
• Collaborate with cross‑functional teams including Dev Ops, QA, Security, and Product teams in an Agile/Scrum environment.
• Troubleshoot production issues, perform root cause analysis, and implement resilient solutions with proper monitoring and alerting.
• Maintain technical documentation including architecture diagrams, API specifications (Swagger/OpenAPI), and runbooks.
• Participate in code reviews, ensure adherence to secure coding practices, and optimize application performance.
• Proactively identify technical debt and areas for improvement, providing innovative solutions aligned with best practices.

• 10+ years of hands‑on experience with Java (Java 8+, preferably Java 17) and object‑oriented design principles.
• Strong expertise in Spring Framework ecosystem, especially Spring Boot, Spring Cloud, Spring Data, Spring Security, Spring REST.
• Production experience with Apache Cassandra: data modeling, CQL queries, partition strategies, replication, and performance tuning.
• Azure Cloud Platform: AKS, Azure Container Registry, Azure Key Vault, Azure Monitor, Application Insights.
• Microservices architecture patterns:
  Circuit Breaker (Resilience4j), API Gateway, Service Discovery, Distributed Tracing.
• Containerization and orchestration:
  Docker, Kubernetes, Helm charts.
• Message‑driven architectures:
  Kafka, Rabbit
  
  MQ, or Azure Service Bus.
• CI/CD pipelines:
  Jenkins, Azure Dev Ops, Git Lab CI, or Git Hub Actions.
• Database expertise:
  No
  
  SQL (Cassandra, Mongo
  
  DB) and relational databases (Postgre
  
  SQL, Oracle).
• Version control and collaboration:
  Git, Git Lab/Git Hub, code review practices.
• Monitoring and observability:
  Prometheus, Grafana, ELK Stack, Splunk, or Azure Application Insights.
• Strong understanding of RESTful API design, OAuth 2.0, JWT authentication, and API security best practices.
• Experience with Agile/Scrum methodologies and tools like Jira, Confluence.
• Strong English communication skills for collaborating with US‑based teams.

The pay range is the lowest to highest compensation we reasonably in good faith believe we would pay at posting for this role. We may ultimately pay more or less than this range. Employee pay is based on factors like relevant education, qualifications, certifications, experience, skills, seniority, location, performance, union contract and business needs. This range may be modified in the future.

Pay is not considered compensation until it is earned, vested and determinable. The amount and availability of any compensation remains in Kforce’s sole discretion unless and until paid and may be modified in its discretion consistent with the law. This job is not eligible for bonuses, incentives or commissions.

We offer comprehensive benefits including medical/dental/vision insurance, HSA, FSA, 401(k), and life, disability & ADD insurance to eligible employees. Salaried personnel receive paid time off. Hourly employees are not…