Application Developer Pyspark - C11 - PUNE

The Applications Development Intermediate 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:

• Utilize knowledge of applications development procedures and concepts, and basic knowledge of other technical areas to identify and define necessary system enhancements, including using script tools and analyzing/interpreting code
• Consult with users, clients, and other technology groups on issues, and recommend programming solutions, install, and support customer exposure systems
• Apply fundamental knowledge of programming languages for design specifications.
• Analyze applications to identify vulnerabilities and security issues, as well as conduct testing and debugging
• Serve as advisor or coach to new or lower level analysts
• Identify problems, analyze information, and make evaluative judgements to recommend and implement solutions
• Resolve issues by identifying and selecting solutions through the applications of acquired technical experience and guided by precedents
• 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.

Qualifications:

• 4-7 years of relevant experience in the Financial Service industry
• Strong experience with one or more programming languages (Python/Spark).
• Demonstrated analytical and problem-solving skills. Application performance tuning, troubleshooting experience and the implementation of these skills in Big Data domain.
• Comfortable working with large data volumes and be able to demonstrate a firm understanding of logical data structures and analysis techniques. 
• Experience in Big data technologies like HDFS, Map Reduce, YARN, Apache Spark, Hive. 
• Familiarity with data formats like Avro, Parquet, CSV, JSON. 
• Strong systems analysis, design and architecture fundamentals, Unit Testing and other SDLC activities. 
• Understanding fundamental design principles behind a scalable application. 
• Experience in working with UNIX/LINUX and shell scripting. 
• Good knowledge of database principles, practices with SQL. 
• Application performance tuning, troubleshooting experience and the implementation of these skills in Big Data domain. Good to Have: 
• Agile/Scrum methodology experience is required. 
• Experience in SCMs like GIT and tools like JIRA. 
• Experience in No SQL databases. 
• Familiarity with build tools such as Maven and continuous integration like Jenkins/Team City. 
• Familiarity with cloud and container technologies. 
• Experience real time data processing - Kafka. 

Requirements:

• Translate application storyboards and use cases into functional applications. 
• Design, build, and maintain efficient, reusable, and reliable Python/Scala code. 
• Ensure the best possible performance, quality, and responsiveness of the applications. 
• Identify bottlenecks and bugs, and devise solutions to these problems. 
• Develop high performance & low latency components to run Spark clusters. 
• Interpreting functional requirements into design approaches those can be served through Big Data platform. 
• Collaborate and partner with Global Teams based across different locations. 
• Be able to propose best practices and standards. 
• Perform the testing of software prototypes and transfer to the operational team. 
• Processing of data using Hive, Impala & HBASE. 
• Performing analysis of large data sets and derive insights.

Education:

• Bachelor’s degree/University degree or equivalent experience