Data Engineer

Posted 3 Days Ago
Be an Early Applicant
Pune, Mahārāshtra, IND
In-Office
Mid level
Fintech • Financial Services
The Role
Design, build, and maintain scalable data applications using Python or Scala and Big Data technologies. Process large datasets with Spark, Hive, Impala, and HBase; develop low-latency components; tune application performance; troubleshoot issues; conduct testing; translate requirements into technical designs; and derive insights from data. Collaborate with global teams and support software delivery through SDLC practices, Agile methods, and operational handoff.
Summary Generated by Built In

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.

Strong experience with one or more programming languages (Python/Spark) with 4+ years of experience.
•  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. 
Responsibilities: 
•  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.

This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.


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Job Family Group: Technology

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Job Family:Applications Development

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Time Type:Full time

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Most Relevant Skills Please see the requirements listed above.

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Other Relevant Skills For complementary skills, please see above and/or contact the recruiter.

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Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.

 

If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi.
View Citi’s EEO Policy Statement and the Know Your Rights poster.

Skills Required

  • 4+ years of experience with one or more programming languages, including Python or Spark
  • Analytical and problem-solving skills
  • Application performance tuning and troubleshooting experience in Big Data environments
  • Experience working with large data volumes, logical data structures, and data analysis techniques
  • Experience with Big Data technologies including HDFS, MapReduce, YARN, Apache Spark, and Hive
  • Familiarity with Avro, Parquet, CSV, and JSON data formats
  • Systems analysis, design, architecture, unit testing, and SDLC fundamentals
  • Understanding of scalable application design principles
  • Experience with Unix/Linux and shell scripting
  • Knowledge of database principles and SQL
  • Agile/Scrum methodology experience
  • Experience with Git and JIRA
  • Experience with NoSQL databases
  • Familiarity with Maven and continuous integration tools such as Jenkins or TeamCity
  • Familiarity with cloud and container technologies
  • Experience with real-time data processing using Kafka

Citi Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Citi and has not been reviewed or approved by Citi.

  • Healthcare Strength — Health coverage is presented as comprehensive, including free in-network preventive care, mental-health resources, and the Be Well Program. Materials also state new hires have access to health and insurance benefits from the outset.
  • Retirement Support — The retirement plan offers a $1-for-$1 match up to 6% of eligible pay. New employees are eligible for the plan, with automatic enrollment after 90 days if they do not enroll themselves.
  • Inclusive Benefits Coverage — Benefits highlight fertility treatment coverage, adoption/surrogacy reimbursement up to $30,000, and disability coverage. Coverage extends to spouses and domestic partners regardless of gender identity or sexuality, with gender-affirming care-related support noted.

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The Company
HQ: Kwun Tong, Kowloon
223,850 Employees

What We Do

Citi's mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress. Our core activities are safeguarding assets, lending money, making payments and accessing the capital markets on behalf of our clients. We have 200 years of experience helping our clients meet the world's toughest challenges and embrace its greatest opportunities. We are Citi, the global bank – an institution connecting millions of people across hundreds of countries and cities.

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