Big Data Developer Pyspark and Scala

Citi · Chennai · 4+ yrs experience · Posted 2026-07-18

Tech stack: AWS, GCP, Java, Kafka, Python, Scala, Unix

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About the role

The Applications Development Programmer Analyst is an intermediate level position responsible for participation in the establishment and implementation of new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to contribute to applications systems analysis and programming activities.
Responsibilities: - Utilize knowledge of applications development procedures and concepts, and basic knowledge of other technical areas to identify and define necessary system enhancements
- Identify and analyze issues, make recommendations, and implement solutions
- Utilize knowledge of business processes, system processes, and industry standards to solve complex issues
- Analyze information and make evaluative judgements to recommend solutions and improvements
- Conduct testing and debugging, utilize script tools, and write basic code for design specifications
- Assess applicability of similar experiences and evaluate options under circumstances not covered by procedures
- Develop working knowledge of Citi’s information systems, procedures, standards, client server application development, network operations, database administration, systems administration, data center operations, and PC-based applications
- Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by
- driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency.
Qualifications: - 4+ years of relevant experience
- Proficient in Python, Pyspark, Scala, Big Data Ecosystem, Unix Shell scripting
- Hands-on with Java, Kafka/Real-time streaming and processing
- Strong knowledge on Data Warehouse & Data Marts
- Exposure to Cloud technology like Snowflake, Data bricks on AWS, GCP in programming/debugging used in business applications
- Working knowledge of industry practice and standards
- Comprehensive knowledge of specific business area for application development
- Working knowledge of program languages
- Consistently demonstrates clear and concise written and verbal communication
- Bachelor’s degree/University degree or equivalent experience
- This job description provides a high-level review of the types of work performed.
- Other job-related duties may be assigned as required.

Qualifications

- 4+ years of relevant experience
- Proficient in Python, Pyspark, Scala, Big Data Ecosystem, Unix Shell scripting
- Hands-on with Java, Kafka/Real-time streaming and processing
- Strong knowledge on Data Warehouse & Data Marts
- Exposure to Cloud technology like Snowflake, Data bricks on AWS, GCP in programming/debugging used in business applications
- Working knowledge of industry practice and standards
- Comprehensive knowledge of specific business area for application development
- Working knowledge of program languages
- Consistently demonstrates clear and concise written and verbal communication
- Bachelor’s degree/University degree or equivalent experience
- This job description provides a high-level review of the types of work performed.
- Other job-related duties may be assigned as required.

Responsibilities

- Utilize knowledge of applications development procedures and concepts, and basic knowledge of other technical areas to identify and define necessary system enhancements
- Identify and analyze issues, make recommendations, and implement solutions
- Utilize knowledge of business processes, system processes, and industry standards to solve complex issues
- Analyze information and make evaluative judgements to recommend solutions and improvements
- Conduct testing and debugging, utilize script tools, and write basic code for design specifications
- Assess applicability of similar experiences and evaluate options under circumstances not covered by procedures
- Develop working knowledge of Citi’s information systems, procedures, standards, client server application development, network operations, database administration, systems administration, data center operations, and PC-based applications
- Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by
- driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency.

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