Big Data Developer (Python, Spark/Pyspark) - AVP/C12-Pune

The Applications Development Senior 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:

• 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.
• Person in this role will have to talk to different tech and functional teams across globe.
• We have teams in different LATAM countries, US, Mexico, and India.
• He/ She should be available mostly during the second shift supporting Indian timings and should be able to attend calls during the first half of US Time zone. Minimal interaction with external clients.

Qualifications:

Must Have:

8+ years of application/software development/maintenance 5+ Years of experience on Big Data Technologies like Apache Spark, Hive, Hadoop is must. Knowledge of Scala, Java & Python programming language. Experience on any two languages is mandatory. Experience with JAVA (Core Java, J2EE, Spring Boot Restful Services), Web services (REST, SOAP), XML, Java Script, Micro services, SOA etc. Strong technical knowledge of Apache Spark, Hive, SQL, and Hadoop ecosystem Experience with developing frameworks and utility services including logging/monitoring. Experience delivering high quality software following continuous delivery and using code quality tools (JIRA, GitHub, Jenkin, Sonar, etc.). Experience creating large-scale, multi-tiered, distributed applications with Hadoop and Spark  Profound knowledge implementing to different data storage solutions such as RDMBS(Oracle), Hive, HBase, Impala and NO SQL databases like MongoDB, HBase, Cassandra etc. Ability to work independently, multi-task, and take ownership of various analyses or reviews. Has to be results-oriented, willing and able to take ownership of engagements. Banking domain experience is a must. Strong analytical and communication skills

Good to Have:

• Work experience in Citi or Regulatory Reporting applications.
• Hands on experience on cloud technologies especially around data engineering
• Hands on experience on AI/ML integration and creation of data pipelines
• Experience with vendor products like Tableau, Arcadia, Paxata, KNIME is a plus
• Experience with API development and use of data formats is a plus

Education:

• 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.

Java Spark:

• Strong technical knowledge of Apache Spark, Hive and Hadoop ecosystem

• Knowledge of Scala, Java & Python programming language. Hands-on experience on any two languages are mandatory.

• Minimum 2 product, platform or solution technical delivery experience

• Experience delivering high quality software following continuous delivery and using code quality tools (JIRA, GitHub, Jenkin, Sonar, etc.).

• Experience creating large-scale, multi-tiered, distributed applications with Hadoop and Spark

• Comfortable in Windows and Linux environments.

• Comfortable with different data storage solutions such as RDMBS(Oracle), Hive, HBase, Impala etc.

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