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Hallmark Global Technologies Inc Logo
Java Backend Developer with Kafka
Posted On: 2 days ago
Experience: 10+ years
Availability: Hybrid
Openings: 1
Category: Java Backend Developer
Tenure: Contract - Corp-to-Corp
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Description

Build integration frameworks for external system interfacing using REST APIs and Kafka.

This role is on-site.

Responsibilities

  • Implement a centralized Validation Framework to enforce business rules and data integrity across incoming requests.
  • Design and build scalable frameworks that handle external system failures gracefully.
  • Implement retry, timeout, and circuit breaker patterns for external API calls.
  • Develop logic to safely handle duplicate or repeated messages and responses from external sources.
  • Monitor external API and Kafka response times, error rates, and availability.

Required Skills

  • 10+ years of professional software development experience.
  • Expertise in REST API design and implementation.
  • Strong experience with Kafka messaging systems.
  • Experience securing external interactions, including authentication and data encryption.
  • Ability to handle external API version changes and deprecation.
  • Experience validating and sanitizing data from external payloads.
  • Familiarity with building fault-tolerant distributed systems.

Preferred Skills

  • Experience with Java backend development.
  • Background in integration architecture.

Key Skills
Education

Any Gradute

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