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Tech Lead – Scala/Spark

https://www.citi.com/ Logo

Citi

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Location:
India , Chennai

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Category:
IT - Software Development

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Contract Type:
Not provided

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Salary:

Not provided
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Job Description:

We are seeking a Spark, Big Data - ETL Tech Lead for Commercial Card’s Global Data Repository development team. The successful candidate will interact with the Development Project Manager, the development, testing, and production support teams, as well as other departments within Citigroup (such as the System Administrators, Database Administrators, Data Centre Operations, and Change Control groups) for TTS platforms.

Job Responsibility:

  • Lead the design and implementation of large-scale data processing pipelines using Apache Spark on BigData Hadoop Platform
  • Develop and optimize Spark applications for performance and scalability
  • Responsible for providing technical leadership of multiple large scale/complex global software solutions
  • Integrate data from various sources, including Couchbase, Snowflake, and HBase, ensuring data quality and consistency
  • Experience of developing teams of permanent employees and vendors from 5 – 15 developers in size
  • Build and sustain strong relationships with the senior business leaders associated with the platform
  • Design, code, test, document and implement application release projects as part of development team
  • Work with onsite development partners to ensure design and coding best practices
  • Work closely with Program Management and Quality Control teams to deliver quality software to agreed project schedules
  • Proactively notify Development Project Manager of risks, bottlenecks, problems, issues, and concerns
  • Compliance with Citi's System Development Lifecycle and Information Security requirements
  • Oversee development scope, budgets, time line documents
  • Monitor, update and communicate project timelines and milestones
  • obtain senior management feedback
  • understand potential speed bumps and client’s true concerns/needs
  • Stay updated with the latest trends and technologies in big data and cloud computing
  • Mentor and guide junior developers, providing technical leadership and expertise

Requirements:

  • Bachelor’s or master’s degree in computer science, Information Technology, or equivalent
  • Minimum 10 years of Proven experience in developing and managing big data solutions using Apache Spark. Having strong hold on Spark-core, Spark-SQL & Spark Streaming
  • Minimum 6 years of experience in leading globally distributed teams successfully
  • Strong programming skills in Scala, Java, or Python
  • Hands on experience on Technologies like Apache Hive, Apache Kafka, HBase, Couchbase, Sqoop, Flume etc.
  • Proficiency in SQL and experience with relational (Oracle/PL-SQL) and NoSQL databases like mongoDB
  • Demonstrated people and technical management skills
  • Demonstrated excellent software development skills. Strong experiences in implementation of complex file transformations like positional, xmls
  • Experience in building enterprise system with focus on recovery, stability, reliability, scalability and performance
  • Experience in working on Kafka, JMS / MQ applications
  • Experience in working multiple OS (Unix, Linux, Win)
  • Familiarity with data warehousing concepts and ETL processes
  • Experience in performance tuning of large technical solutions with significant volumes
  • Knowledge of data modeling, data architecture, and data integration techniques
  • Knowledge on best practices for data security, privacy, and compliance

Nice to have:

  • Experience in Java, Spring, ETL Tools like Talend, Ab Initio is a plus
  • Experience of migrating functionality from ETL tools to Spark
  • Experience/knowledge on Cloud technologies AWS, GCP
  • Experience in Financial industry
  • ETL Certification, Project Management Certification
  • Experience with Commercial Cards applications and processes would be advantageous
  • Experience with Agile methodology

Additional Information:

Job Posted:
April 26, 2025

Employment Type:
Fulltime
Work Type:
On-site work
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