Java Backend Developer

Telligen Tech, Inc; Columbus (OH); On-site; USD 95,000 - 125,000; Full time

Job summary

Telligen Tech, Inc in Columbus, OH is seeking a Java Backend Developer to design and maintain scalable backend services using Java, Spring Boot, and Spring WebFlux. The role emphasizes secure, reactive architectures with Kafka event streams and Confluent Cloud familiarity.

You'll work onsite in Columbus, collaborate across teams, implement CI pipelines with GitLab CI, and use Tomcat, Maven, Docker, and Kubernetes to deploy reliable, high-performance applications.

Qualifications

• Bachelor's degree in Computer Science, Engineering or related field.
• Experience with Java, Kafka and Spring WebFlux.
• Strong understanding of reactive programming concepts and Spring WebFlux applications.
• Excellent problem-solving skills and the ability to work independently or as part of a team.
• Strong communication and collaboration skills.

Responsibilities

• Develop and maintain backend services using Java with Spring Boot (2.7 or higher).
• Utilize Spring WebFlux for non-blocking, reactive applications.
• Manage Kafka-based event-driven architectures and Spring Boot integration with Kafka.
• Create custom Kafka producers and consumers using Java and Spring Boot.
• Familiarity with Confluent Cloud to enhance Kafka implementation.
• Implement data management with MyBatis, JDBC, and SQL.
• Deploy applications on Tomcat with high availability and performance.
• Use Maven for dependencies and Docker for containerization.
• Proficient with Docker and Kubernetes for orchestration and scaling.
• Adhere to test-driven development practices and CI pipelines using GitLab CI and Helm.

Skills

Problem solving

Collaboration

Independent work

Education

Bachelor's degree in Computer Science, Engineering or related field

Tools

Java

Kafka

Spring WebFlux

Spring Boot

Maven

Docker

Kubernetes

Tomcat

Confluent Cloud

MyBatis

JDBC

SQL

GitLab CI

Helm

Job description

Title: Java Backend Developer

Location: Columbus, OH - Onsite

Duration: Long Term

Key Responsibilities

• Develop and maintain backend services using Java with Spring Boot (2.7 or higher), incorporating robust security practices with Spring Security (5.x preferred). Understanding of Oauth and JWT is a plus.
• Understanding of reactive programming techniques and ability to utilize Spring WebFlux for building non-blocking, reactive applications and enhancing system responsiveness and resilience.
• Manage Kafka-based event-driven architectures, including event streaming, topic creation, configuration, and Spring Boot integration with Kafka.
• Hands-on experience creating custom Kafka producers and consumers using Java and Spring Boot for effective message processing and handling.
• Gain familiarity with Confluent Cloud to enhance our Kafka implementation (preferred).
• Strong understanding of implementing and maintaining data management solutions with MyBatis, JDBC, and SQL.
• Efficiently deploy applications on Tomcat, ensuring high availability and performance.
• Use Maven for dependency management and Docker for containerization of applications.
• Proficient in Docker and Kubernetes for container orchestration and application scaling.
• Adhere to test-driven development practices to ensure code quality and maintainability.
• Experience in developing CI pipelines using GitLab CI and managing deployments with Helm is preferred.

Qualifications

• Experience in backend development, specifically with Java, Kafka and Spring WebFlux.
• Bachelor's degree in computer science, Engineering, or a related field.
• Strong understanding of reactive programming concepts and their application in Spring WebFlux.
• Excellent problem-solving skills and the ability to work independently or as part of a team.
• Strong communication and collaboration skills.