Java Backend Developer with Apache Nifi and Apache Spark

Unison Group

Bengaluru, Karnataka, India permanent

Posted: February 16, 2026

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Quick Summary

Design, develop, and maintain backend services leveraging Java, Apache NiFi, and Apache Spark for data integration and processing.

Required Skills

Java Backend Development Apache NiFi Apache Spark RESTful APIs Microservices SQL NoSQL Version Control Problem Solving

Job Description

Key Responsibilities

• Design, develop, and maintain backend services leveraging Java along with Apache NiFi and Apache Spark for data integration and processing.
• Build and optimize data pipelines to facilitate the flow of data between systems efficiently.
• Implement business logic for real-time data processing and analytics using Spark.
• Develop and expose RESTful APIs to support data access and retrieval.
• Collaborate with cross-functional teams including data engineers, data scientists, and frontend developers.
• Monitor and troubleshoot data workflows and backend applications, ensuring high availability and performance.
• Participate in code reviews, and ensure adherence to coding standards and best practices.
• Stay updated with the latest trends in Java and big data technologies, contributing to continuous improvement.

Requirements:
Required Skills & Qualifications

• Strong proficiency in Java with 3+ years of development experience.
• Hands-on experience with Apache NiFi for data flow automation.
• Proven experience in Apache Spark for large-scale data processing and analytics.
• Familiarity with RESTful APIs and microservices architecture.
• Experience with both SQL and NoSQL databases (e.g., MySQL, MongoDB).
• Solid understanding of data structures, algorithms, and software design principles.
• Familiarity with version control systems (e.g., Git).
• Excellent problem-solving skills and ability to work collaboratively in a team environment.

Benefits:
Salary

Medical Insurance

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