Title: Scala Developer with Java
Location: Denver, CO (Onsite/Hybrid)
Type: : Long Term Contract
Job Description:
- Design and develop RESTful and GraphQL APIs using Java and Scala
- Build event-driven services and microservices that produce and consume messages via Apache Kafka
- Implement backend systems using frameworks like Spring Boot, Akka HTTP, 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)
Your sincerely,
Ajay Sharma | Sr. Technical Recruiter.
Net2Source Inc.
Fax: (201) 221-8131 | Email: ajays@net2source.com
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