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Senior PySpark/Python developer role focused on Big Data solutions at Citi.
Lead application analysis, design, and performance tuning across global teams.
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Job Overview
The Applications Development Senior Programmer is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead applications systems analysis and programming activities.
Responsibilities
Partner with multiple management teams to ensure appropriate integration of functions to meet goals as well as identify and define necessary system enhancements to deploy new products and process improvements
Resolve variety of high impact problems/projects through in-depth evaluation of complex business processes, system processes, and industry standards
Provide expertise in area and advanced knowledge of applications programming and ensure application design adheres to the overall architecture blueprint
Utilize advanced knowledge of system flow and develop standards for coding, testing, debugging, and implementation
Develop comprehensive knowledge of how areas of business, such as architecture and infrastructure, integrate to accomplish business goals
Provide in-depth analysis with interpretive thinking to define issues and develop innovative solutions
Serve as advisor or coach to mid-level developers and analysts, allocating work as necessary
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
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.
Minimum 2 years’ 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.
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 in computer science or equivalent experience
Master’s degree preferred
Job Family Group
Technology
Job Family
Applications Development
Time Type
Full time
Most Relevant Skills
Please see the requirements listed above.
Other Relevant Skills
For complementary skills, please see above and/or contact the recruiter.
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