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Sr. Looker Developer

Las Colinas TX NTT DATA

Req ID: 211629

NTT DATA Services strives to hire exceptional, innovative, and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now.

We are currently seeking a Sr. Looker Developer to join our team in Las Colinas, Texas (US-TX), United States (US).

Responsibilities / Core Job Functions:

  • Build LookML data models on top of the consumption layer (Snowflake)
  • Design new LookML dimensions or measures within the given requirements
  • Define/build new reporting infrastructure/tables per business need (Derived Tables)
  • Analyze data models and business requirements to create LookML objects, including the determination of source objects and how to join views into Explores
  • Build Explores for users to answer business questions within given requirements
  • Support reporting infrastructure and deployment pipeline (Looker, GitHub, Validate Pull Request Process)
  • Implement version control based on given requirements, including determination of appropriate setup for Git branches (Shared Branches, Pull from Remote Production)
  • Modify existing project structure to account for new reporting needs
  • Construct SQL statements to use with new dimensions and measures
  • Troubleshoot/resolve errors in existing data models and explores
  • Apply procedural concepts to:
    • Implement data security/permissions for users (Access Filters, Field & Row Level)
    • Optimize queries/reports for performance, including which solution to use based on performance implications (Explores, Merged Results, Derived Tables)
    • Implement persistent derived tables / caching policies; appropriate caching settings based on update frequency (Hourly, Weekly, ETL completion)
  • Maintain the health of LookML projects, ensuring existing contents are working (Content Validator, Audit, Search for Errors, Unit Testing)
  • Utilize LookML parameters to increase end-user experience
  • Train and mentor junior-level programmers on Looker components

Requirements / Skillsets:

  • 2+ years of LookML and Looker-specific experience
  • Expertise in database technologies (Snowflake) and working with large sets of data
  • Ability to brainstorm Looker solutions to recommend appropriate analytics / KPIs
  • Knowledgeable on appropriate LookML to use (Dimensions, Measures, Derived Tables)
  • Experienced at determining when to use persistent derived tables based on runtime/complexity of Explore queries
  • Experience with PDTs, table filters, custom formatting, parameter selection, derived tables
  • Analyze data via SQL queries to assess structure, granularity, quality, and fit for analytics
  • Unit testing via SQL Runner for data validation of result set / expected results
  • Resolution skills when inconsistencies are found (Different Results than Expected, Non-unique Primary Keys)
  • Methodology selection based on query/report performance (A/B Testing, SQL Principles)
  • Able to improve data availability (Cache Queries, Persist Tables, Combination Solutions)
  • Ability to assess code quality and resolution of validation errors and warnings
  • Knowledge of LookML best practices for coding

About NTT DATA Services

NTT DATA Services is a global business and IT services provider specializing in digital, cloud, and automation across a comprehensive portfolio of consulting, applications, infrastructure, and business process services. We are part of the NTT family of companies, a partner to 85 % of the Fortune 100.

NTT DATA Services is an equal opportunity employer and considers all applicants without regard to race, color, religion, citizenship, national origin, ancestry, age, sex, sexual orientation, gender identity, genetic information, physical or mental disability, veteran or marital status, or any other characteristic protected by law. We are committed to creating a diverse and inclusive environment for all employees. If you need assistance or accommodation due to a disability, please inform your recruiter so that we may connect you with the appropriate team.


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