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Senior Big Data Lead Developer, this person is key member of our prime data services team, responsible for designing, developing, and leading big data solutions. Work with cross-functional teams to ensure the successful delivery of data engineering projects and contribute to our data architecture and technology strategy.

Responsibilities:

• Lead the design and implementation of large-scale, complex big data solutions using technologies such as Hadoop, Spark, Kafka and AWS, Unix, Autosys.

• Collaborate with business stakeholders, data scientists, and data analysts to understand requirements and translate them into technical solutions.

• Mentor and guide a team of junior developers, providing technical leadership and fostering a collaborative and learning-oriented environment.

• Perform data modeling, ETL development, and data transformation tasks to ensure data accuracy, consistency, and availability.

• Optimize and tune big data applications for performance and scalability, ensuring efficient data processing and storage.

• Identify and implement best practices for data governance, data quality, and data security across the data ecosystem.

• Stay current with emerging technologies and trends in the big data space and make recommendations for adopting new tools and frameworks.

• Collaborate with infrastructure teams to ensure the proper setup and maintenance of big data clusters and environments.

• Participate in code reviews, architecture discussions, and technical design sessions to ensure high-quality solutions.

• 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, as well as effectively supervise the activity of others and create accountability with those who fail to maintain these standards.

Qualifications:

• 7-10+ years of hands-on experience in big data development on Hadoop, Spark, HDFS, Impala, S3. Kafka, Flume, Yarn, Hive, Flink etc..

• Proven experience in designing and implementing end-to-end big data solutions, from data ingestion to data processing and analytics.

• Strong programming skills in languages such as Scala, Java or Python.

• Demonstrated expertise in data modeling, ETL development, and data transformation.

• Must have experience with RDBMS database MSSQL or Oracle etc.

• Knowledge of NoSQL technologies e.g., MongoDB, Cassandra etc.

• Ability to design data models using any Data modeling tools like ERWin, Visio etc..

• Leadership experience, including mentoring junior developers and leading technical projects.

• Proficiency in data governance, data quality, and data security tools and best practices.

• Excellent problem-solving and analytical skills, with the ability to troubleshoot complex issues.

• Strong communication skills, both written and verbal, with the ability to convey technical concepts to non-technical stakeholders.

Education:

• Bachelor's degree in Computer Science, Engineering, or related field

• Any relevant certifications or advanced degrees preferred.

Job Family Group:

Technology

Job Family:

Applications Development

Time Type:

Full time

Primary Location:

Jersey City New Jersey United States

Primary Location Salary Range:

$137,610.00 - $206,420.00

Citi is an equal opportunity and affirmative action employer.

Qualified applicants will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

Citigroup Inc. and its subsidiaries ("Citi”) invite all qualified interested applicants to apply for career opportunities. If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi (https://www.citigroup.com/citi/accessibility/application-accessibility.htm) .

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View the EEO Policy Statement (http://citi.com/citi/diversity/assets/pdf/eeo_aa_policy.pdf) .

View the Pay Transparency Posting (https://www.dol.gov/sites/dolgov/files/ofccp/pdf/pay-transp_%20English_formattedESQA508c.pdf)

Citi is an equal opportunity and affirmative action employer.

Minority/Female/Veteran/Individuals with Disabilities/Sexual Orientation/Gender Identity.