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Big Data Lead Developer

https://www.citi.com/ Logo

Citi

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Location:
Canada, Mississauga

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Category:
IT - Software Development

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Contract Type:
Employment contract

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Salary:

170.00 USD / Year

Job Description:

We are seeking a highly skilled and experienced Big Data Lead Developer to establish and implement new or revised application systems and programs, focusing on designing, developing, and maintaining robust big data applications and pipelines, while providing technical leadership and mentorship to engineers.

Job Responsibility:

  • Lead and mentor a team of big data engineers, fostering a collaborative and high-performing environment
  • Provide technical guidance, code reviews, and support for professional development
  • Design and implement scalable and robust big data architectures and pipelines to handle large volumes of data from various sources
  • Evaluate and select appropriate big data technologies and tools based on project requirements and industry best practices
  • Implement and integrate these technologies into our existing infrastructure
  • Develop and optimize data processing and analysis workflows using technologies such as Spark, Hadoop, Hive, and other relevant tools
  • Implement data quality checks and ensure adherence to data governance policies and procedures
  • Continuously monitor and optimize the performance of big data systems and pipelines to ensure efficient data processing and retrieval
  • Collaborate effectively with cross-functional teams, including data scientists, business analysts, and product managers, to understand their data needs and deliver impactful solutions
  • Stay up to date with the latest advancements in big data technologies and explore new tools and techniques to improve our data infrastructure

Requirements:

  • 6+ years of relevant experience in Big Data application development or systems analysis role
  • Experience in leading and mentoring big data engineering teams
  • Strong understanding of big data concepts, architectures, and technologies (e.g., Hadoop, PySpark, Hive, Kafka, NoSQL databases)
  • Proficiency in programming languages such as Java, Scala, or Python
  • Excellent problem-solving and analytical skills
  • Strong presentation, communication and interpersonal skills
  • Experience with data warehousing and business intelligence tools
  • Experience with data visualization and reporting
  • Knowledge of cloud-based big data platforms (e.g., AWS EMR, Azure HDInsight, Google Cloud Dataproc)
  • Proficiency in Unix/Linux environments
  • Certifications in relevant big data technologies is an advantage
  • Ability to adjust priorities quickly as circumstances dictate
  • Demonstrated leadership and project management skills
  • Consistently demonstrates clear and concise written and verbal communication

Nice to have:

  • Certifications in relevant big data technologies
  • Knowledge of cloud-based big data platforms
What we offer:

Global benefits designed to support your well-being, growth, and work-life balance

Additional Information:

Job Posted:
November 14, 2025

Employment Type:
Fulltime
Work Type:
Hybrid work
Job Link Share:
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