Senior Tableau Developer

• 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

• Around 8 years of relevant experience
• 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
• developing advanced reporting, analytics, dashboards, and other business-intelligence solutions
• creating visually appealing and interactive dashboards is a primary responsibility
• connecting Tableau to different databases, ensuring data accuracy, and maintaining the integrity of data feeds also responsible for cleansing and preparing data to be effectively used in Tableau for analysis and reporting
• responsibility includes improving load times, enhancing responsiveness, and handling large datasets efficiently
• setting up appropriate access controls, monitoring data usage, and protecting sensitive information
• 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 understanding of distributed computing principles
• proficient in SQL coding and Tuning
• experience with Tableau software both on Tableau Desktop, Tableau Prep and Tableau Server
• experience with integration of data from multiple data sources
• 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
• 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

Knowledge on Hadoop v2, MapReduce, HDFS, Pyspark, and Spark

• Equal opportunity employer
• accessibility accommodations
• global benefits
• supportive work environment