Oracle Big Data Developer, Citi

Citi

Location:
United States, Irving

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

107120.00 - 160680.00 USD / Year

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Job Description:

The Oracle Big Data Developer position is 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.

Job Responsibility:

Conduct tasks related to feasibility studies, time and cost estimates, IT planning, risk technology, applications development, model development, and establish and implement new or revised applications systems and programs to meet specific business needs or user areas
Monitor and control all phases of development process and analysis, design, construction, testing, and implementation as well as provide user and operational support on applications to business users
Utilize in-depth specialty knowledge of applications development to analyze complex problems/issues, provide evaluation of business process, system process, and industry standards, and make evaluative judgement
Recommend and develop security measures in post implementation analysis of business usage to ensure successful system design and functionality
Consult with users/clients and other technology groups on issues, recommend advanced programming solutions, and install and assist customer exposure systems
Ensure essential procedures are followed and help define operating standards and processes
Serve as advisor or coach to new or lower level analysts
Has the ability to operate with a limited level of direct supervision
Can exercise independence of judgement and autonomy
Acts as SME to senior stakeholders and /or other team members
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

Requirements:

5+ years of Oracle PL/SQL development experience in web application development
Expertise in logical and physical data models, maintenance of DDLs
Expertise in Oracle objects, PL/SQL code, and abilities to write complex SQLs
Must collaborate with server side/UI developers, and DBAs to develop end-to-end solution
Strong on data analytics with executing SQL queries in different databases for example: Oracle, SQL, Mongo, PostgreSQL, hive/impala/spark to analyze data and fix data issue as and when required
Strong experience on data structure
Improving performance by twisting SQL queries
Discovering areas of automation for making the business process more efficient
Performing and documenting data analysis, data validation, and data mapping/design
Proficient in SQL coding and Tuning
Experience in systems analysis and programming of software applications
Good knowledge of Big Data querying tools, such as Hive and Impala
Knowledge on Hadoop v2, MapReduce, HDFS, Pyspark, and Spark is plus but not mandatory
Ability to work under pressure and manage deadlines or unexpected changes in expectations or requirements
Familiarity developing advanced reporting, analytics, dashboards, and other business-intelligence solutions using Tableau is a plus
Familiarity with AWS cloud, prepare to migrate applications, services, and data to AWS
Familiarity with ETLs, data migrations

Nice to have:

Knowledge on Hadoop v2, MapReduce, HDFS, Pyspark, and Spark
Familiarity developing advanced reporting, analytics, dashboards, and other business-intelligence solutions using Tableau
Familiarity with AWS cloud, prepare to migrate applications, services, and data to AWS
Familiarity with ETLs, data migrations

What we offer:

medical, dental & vision coverage
401(k)
life, accident, and disability insurance
wellness programs
paid time off packages, including planned time off (vacation), unplanned time off (sick leave), and paid holidays

Additional Information:

Job Posted:
June 17, 2025

Expiration:
June 23, 2025

Employment Type:

Fulltime

Work Type:

Hybrid work

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Oracle Big Data Developer