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Big Data Tech Lead (VP)

Job Req ID 21313132 Primary Location Mississauga, Canada Job Category Technology
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  • Provide architectural and technical leadership for the CitiVelcoity Data Platform. 
  • Team lead for CitiVelcoity Canada Data Technology team
  • Design & develop various data processing pipelines and data access services & APIs including in-memory caching.
  • Able to develop and articulate technical architecture and solutions as well as explain the competitive advantages of various technology alternatives to a broad audience entailing members within and outside the organization with backgrounds of being highly technical leaders to business partners with strong business and data acumen.
  • Build processes and tools to maintain high data availability, quality, and maintainability.
  • Ability to translate business concepts to technical terms.
  • Collaborate with key stakeholders, other product development groups and software vendors to identify and define solutions for complex business and technical requirements.
  • Engage with business partners to understand their needs and provide suggestions/guidance on appropriate solutions to solve their problems with pros/cons articulated clearly
  • Drive internal proof of concept initiatives.  When needed, quickly design and implement a prototype of a system or component with a proper architecture that can be fully built-out once validated.
  • Provide mentorship and help team growth 


  • Experienced technology leader with a minimum of 10+ years of software development experience including 5+ years of data application or data platform architecture experience with deep technology expertise in the following:
    • Architecture design and development of large scale data platforms and data application with simple solutions
    • Deep knowledge and hands on experience on big data and cloud computing technologies including Hadoop, Spark (PySpark), Hive and HBase
    • Expertise in design and management of complex data structures and data processes
    • Expertise in metadata management, ETL processing, reference data management.
    • Expertise in streaming and batching data processing
    • Extensive hands on design/coding experience/skills in languages Java and preferably Python
    • Strong on elegant coding, can write very solid prototypes or core components quickly.
    • Strong service architecture and development experience with high performance and scalability
    • Technical background in data with deep understanding of issues in multiple areas such as data acquisition and processing, data management, distributed processing, and high availability is required.
    • Experience in statistics, data mining, machine learning and operational excellence of production systems is a plus.
  • Strong at technical goal setting for a project with actionable success metrics. Good knowledge and experience on measuring a service from user experience angle.
  • Strong on driving for results and self-motivated, strong learning mindset, with good understanding of related advanced/new technology. Keep up with the technology development in the related areas in the industry, which could be leveraged to enhance current architectures and build durable new ones.
  • Good verbal, written, presentation, facilitation, and interaction skills, including ability to effectively communicate architectural issues and concepts to multiple organization levels and executive management.
  • Strong skills on mentoring/growing junior talent
  • Bachelor's degree in Computer Science or related technical discipline required; advanced degree is a plus.


  • Bachelor's degree in Computer Science or related technical discipline required; advanced degree is a plus.

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

Citi Canada is an equal opportunity employer. Accordingly, we will make accommodations to respond to the needs of people with disabilities (including, without limitation, physical and mental health disabilities) during the recruitment process and otherwise in accordance with law. Individuals who view themselves as Aboriginals, members of visible minority or racialized communities, and people with disabilities are encouraged to apply.


Job Family Group:



Job Family:

Applications Development


Time Type:

Full time


Citi is an equal opportunity and affirmative action employer.

Qualified applicants will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

Citigroup Inc. and its subsidiaries ("Citi”) invite all qualified interested applicants to apply for career opportunities. 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.

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View the EEO Policy Statement.

View the Pay Transparency Posting

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