Java Application Developer

Citi; Pune District; Vor Ort; INR 1.800.000 - 3.200.000; Vollzeit

Zusammenfassung

Citi is seeking a Java developer to design and implement applications and services as part of a global distributed team. The role involves hands‑on work with Java, Spark, Hive, and big data tech to deliver scalable data processing solutions in a financial services context.

The candidate will optimize performance, troubleshoot Spark jobs, and contribute to modernizing the data architecture. Collaboration with multiple teams and adherence to architecture standards are essential for success.

Qualifikationen

• 6–11 years hands‑on experience in Java and J2EE.
• Big Data development experience with Spark and Hadoop ecosystems.
• Proficiency in SQL and Spark; Python for data engineering is a plus.

Aufgaben

• Design, develop, and optimize distributed data processing applications using Java, Spark, and Hive.
• Collaborate with business analysts and QA to ensure integrated functionality.
• Monitor and troubleshoot Spark jobs for performance and error resolution.
• Modernize big data architecture to meet business requirements in financial services.

Kenntnisse

Java/J2EE

Big Data

Spark

SQL

Python

ETL

CI/CD

Ausbildung

Bachelor's degree or equivalent

Tools

Git

Jenkins

CI/CD tooling

Jobbeschreibung

Role Description

The overall objective of this Java developer is to perform applications and services design and implementation. This is hands‑on technical role. This role is going to work as part of global distributed team and partner closely with business analysts, technology and quality assurance teams globally.

Responsibilities

• Design, develop, and optimize scalable distributed data processing application using Java, Apache Spark and Hive.
• Partner with multiple management teams to ensure appropriate integration of functions to meet goals as well as identify and define necessary system enhancements to deploy new products and process improvements
• Resolve variety of high impact problems/projects through in-depth evaluation of complex business processes, system processes, and industry standards
• Provide expertise in area and advanced knowledge of applications programming and ensure application design adheres to the overall architecture blueprint
• Monitor and troubleshoot Spark jobs, ensuring performance optimization and error resolution.
• Work on the modernization of big data architecture to meet business requirements in a financial services context.
• Utilize advanced knowledge of system flow and develop standards for coding, testing, debugging, and implementation

Essential Skills

• Experience: 6 to 11 years of hands‑on experience in Java and J2ee, as primary skills and additional hands big data development, Hadoop focusing on Spark and distributed systems would be added advantage
• Proficiency in Functional Programming: High proficiency in Java, SQL and Spark skill.
• Proficiency in Big Data Technologies: Strong experience with Apache Spark, Hadoop ecosystem tools such as Hive, HDFS, and YARN.
• Programming and Scripting: Advanced knowledge of Java or Scala and a good understanding of Python for data engineering tasks.
• Data Modeling and ETL Processes: Solid understanding of data modeling principles and ETL processes in big data environments.
• Analytical and Problem‑Solving Skills: Strong ability to analyze and solve performance issues in Spark jobs and distributed systems.
• Version Control and CI/CD: Familiarity with Git, Jenkins, and other CI/CD tools for automating the deployment of big data applications.

Preferred skills

• Experience of development and using test automation frameworks is a big plus
• Understanding of microservice architecture and microservices best practices and patterns, preferably using Spring Boot
• Experience with containerization – building images and running containers
• Understanding the concept of dependency injection, experience with DI frameworks (Spring, Guice, Dagger2, etc.)
• Experience with Message Brokers (Apache Kafka, Solace, RabbitMQ, etc.)

Education

• Bachelor’s/University degree or equivalent experience

Job Family Group

Technology

Job Family

Applications Development

Time Type

Full time

Most Relevant Skills

Please see the requirements listed above.

Other Relevant Skills

For complementary skills, please see above and/or contact the recruiter.

Equal opportunity employer

Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.

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