Scala Developer
3B Staffing LLC
Scala developer
Location is Denver
Local 2-3 days in office
Duration is 6 months
Build event-driven services and microservices that produce and consume messages via Apache Kafka
Implement backend systems using frameworks like Spring Boot, Akka or Play
Ensure reliable, fault-tolerant Kafka integration, including schema validation, error handling, and retries
Collaborate with frontend and platform teams to define clear API contracts and integration patterns
Contribute to code quality, testing, and CI/CD automation
Monitor, troubleshoot, and optimize performance of services and API endpoints
Strong programming experience with Scala (Akka, Play, or Cats/Scalaz) and Java (8+)
Hands-on experience with Apache Kafka (producer/consumer APIs, Avro/Protobuf, topic design)
Experience building and consuming RESTful APIs and optionally GraphQL APIs
Knowledge of functional programming and reactive patterns
Familiarity with Spring Boot, asynchronous programming, and dependency injection
Strong unit and integration testing practices
Comfortable with Git, CI/CD pipelines, and API security (OAuth2, JWT) Nice to Have
Kafka Streams or Akka Streams experience
Exposure to Kafka Connect, Schema Registry, and message validation patterns
Knowledge of Docker, Kubernetes, and cloud-native app development
Familiarity with API gateways (e.g., Kong, Apigee) or service mesh (e.g., Istio)Process Flows
-Mentor and Knowledge transfer to client project team members
-Participate as primary, co and/or contributing author on any and all project deliverables associated with their assigned areas of responsibility
-Participate in data conversion and data maintenance
-Provide best practice and industry specific solutions
-Advise on and provide alternative (out of the box) solutions
-Provide thought leadership as well as hands on technical configuration/development as needed.
-Participate as a team member of the team
-Perform other duties as assigned.
RESTful and GraphQL APIs using Java and Scala is critical for the success. Other can be secondary skill.
Vacancy posted 4 days ago
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