The Big Data Developer (Applications Development Senior Programmer Analyst - C12) 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.

Markets Data team is building the next generation Data fabric to solve for Business, Analytics and growing regulatory needs. Vast amounts of data assets have been accumulated through the years. Data fabric built on emerging technologies will facilitate the data being inspected, cleansed, transformed for support decision-making

This job involves being part of a dynamic team and contributing towards software development of core components within the next generation Big Data Platform. The ideal candidate will have an eye for building and optimizing data systems and will work closely with our systems architects, data scientists, and analysts to help direct the flow of data within the pipeline and ensure consistency of data delivery and utilization across multiple projects

Key Responsibilities:

• Work with core team and build ingestion pipelines using Java, Apache Spark, Kafka, Hive/Impala, Elastic Search and related Big Data Technologies

• Experience working in Spring Boot, Microservices based architecture framework

• Responsible for systems analysis, Design, Coding, Unit Testing and other SDLC activities

• Requirement gathering and understanding, Analyze and convert functional requirements into concrete technical tasks and able to provide reasonable effort estimates

• Directly impacts the business by ensuring the quality of work provided by self and others; works closely with other teams as partner

• Work proactively, independently and with global teams to address project requirements, and articulate issues/challenges with enough lead time to address project delivery risks

• Providing expertise in technical analysis and solving technical issues during project delivery

• Code reviews, test case reviews and ensure code developed meets the requirements

• Demonstrate ownership and initiative taking

• Some support, troubleshooting, bug-fixing of existing and new applications is expected

• 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.

Required Qualifications:

• 5-8 years of relevant experience

• Requires experience in Java or Scala, Cloudera Hadoop and Spark Development, Apache Kafka, Hbase/Hive/Impala

• RDBMS experience

• Service oriented architecture, and data standards like JSON, Avro, Parquet

• Agile/Scrum methodology experience is required.

• Experience in SCMs like GIT; and tools like JIRA

• Strong systems analysis, design and architecture fundamentals, Unit Testing and other SDLC activities

• Strong communication skills, should be able to communicate effectively with business and other stakeholders

• Demonstrate ownership and taking initiative

• Experience in systems analysis and programming of software applications

• Experience in managing and implementing successful projects

• Working knowledge of consulting/project management techniques/methods

• Ability to work under pressure and manage deadlines or unexpected changes in expectations or requirements

Preferred Qualifications:

• Gemfire

• Elastic Search

• Streaming experience

• Exposure to Cloud Services (AWS, Google Cloud)

Education:

• Bachelor’s degree/University degree in in Computer Science, Information Systems or equivalent quantitative field 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.

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In addition to salary, Citi’s offerings may also include, for eligible employees, discretionary and formulaic incentive and retention awards. Citi offers competitive employee benefits, including: medical, dental & vision coverage; 401(k); life, accident, and disability insurance; and wellness programs. Citi also offers paid time off packages, including planned time off (vacation), unplanned time off (sick leave), and paid holidays. For additional information regarding Citi employee benefits, please visit citibenefits.com. Available offerings may vary by jurisdiction, job level, and date of hire.

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