Job Opportunities

Java Framework Engineer (Spring + Kafka + Flink)

Job Title: Java Framework Engineer (Spring + Kafka + Flink)
Experience: 4 to 12 Years | Location: Bytestrone- Infopark, Kochi | Fulltime | Work from Office
About the Role
Bytestrone [ www.bytestrone.com ] is looking for skilled Java Framework Engineers experienced in building scalable microservices and data-streaming solutions using Spring Boot, Apache Kafka, and Apache Flink. The ideal candidate will design, develop, and optimize backend services that handle high-volume, real-time data processing and integration.

Key Responsibilities
For 4–6 Years (Software Engineer)
• Develop Java-based microservices using Spring Boot.
• Implement Kafka producers and consumers for reliable data streaming.
• Contribute to real-time data processing workflows using Apache Flink.
• Collaborate with cross-functional teams (QA, DevOps, Product) to deliver features.
• Write unit and integration tests, ensure clean code practices.
• Participate in code reviews and deployment processes (CI/CD).

For 7–12 Years (Senior Software Engineer / Technical Lead)
• Experience in architecture solutioning/ design micros service applications
• Lead development of event-driven systems using Kafka and Flink.
• Optimize application performance, throughput, and scalability.
• Guide team members, perform code and design reviews, and ensure best practices.
• Drive technical decisions, integration strategies, and roadmap execution.
• Coordinate with DevOps for CI/CD automation and production deployment.

Required Technical Skills
• Strong experience in Core Java (8 or above).
• Hands-on expertise in Spring Boot, Spring Data JPA, Spring Security, Spring Cloud.
• Deep understanding of Apache Kafka (topics, partitions, offset management, Streams API).
• Working experience with Apache Flink for stream processing.
• Familiarity with Microservices Architecture, REST APIs, and message-driven design.
• Proficiency in SQL/NoSQL databases (MySQL, PostgreSQL, MongoDB, etc.).
• Exposure to CI/CD pipelines (Jenkins, Azure DevOps, GitHub Actions).
• Knowledge of containerization and orchestration (Docker, Kubernetes).

Nice to Have
• Experience with cloud environments (AWS / Azure / GCP).
• Exposure to monitoring tools (Prometheus, Grafana, ELK Stack).
• Familiarity with data streaming analytics or real-time dashboards.
• Understanding of event-driven architecture patterns (Pub/Sub, CQRS).

Soft Skills
• Excellent problem-solving and analytical skills.
• Strong communication and team collaboration.
• Ability to work in fast-paced, Agile environments.
• Ownership mindset with a focus on delivery quality and scalability.

Qualifications:
• Bachelor’s degree in computer science, Information Technology, or related field