Senior Data Analyst

Posted 8 hours ago

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About the role

  • Sr Data Analyst analyzing Firefox Gecko telemetry for Mozilla’s browser performance strategy. Building dashboards, sanitizing telemetry, and linking engine performance to user behavior.

Responsibilities

  • Create and maintain high-level overview dashboards translating complex performance data into consumable formats for Product Managers and leadership
  • Audit the Gecko codebase to identify missing telemetry collection points or probes
  • Develop methodologies and tools to identify and filter data inconsistencies, including bot traffic and hardware-specific noise
  • Deliver deep-dive analyses correlating technical performance shifts, such as LCP and eTLD+1, with user-facing pain points and engagement trends
  • Focus on Gecko engine telemetry across Desktop and Android platforms
  • Collaborate with the Performance Team, Data Team, and Product Leadership

Requirements

  • Advanced SQL (BigQuery/Redash)
  • Proficiency in data visualization using AI tooling
  • Experience with statistical analysis, including Pearson’s correlation and multivariate analysis
  • Knowledge of Rust/C++ is a strong plus
  • Strong proficiency with AI tools such as Claude Code, Codex, or similar is highly desirable
  • Ability to understand browser component interactions and their impact on user experience
  • Proven ability to work independently, translating technical requirements into business insights
  • Comfortable working in unfamiliar technical problem spaces and finding a path forward with minimal guidance
  • Ability to use documentation, experimentation, source code, data, and other available resources to solve problems

Job title

Job type

Full Time

Experience level

Senior

Salary

€58,400 - €82,800 per year

Degree requirement

No Education Requirement

Tech skills

AndroidBigQueryRustSQLC++

Location requirements

RemoteCanada

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