Ruby Labs is hiring a Senior Data Analyst to join our fast-growing team working on JobAssist — an AI-powered job application platform that’s redefining how professionals find and land their next role.
In this role, you’ll collect, analyze, and transform data into actionable insights that drive decision-making across the company. You’ll uncover growth opportunities, establish key benchmarks, and ensure every product decision is backed by reliable data. We expect full ownership of analytics, dashboards, and insights — with a strong bias toward action and impact.
You’ll also be expected to actively use AI tools — including Claude — as a core part of your workflow to move faster, generate hypotheses, and surface insights more efficiently.
Why join us * Work on a fast-scaling product that’s changing how people find jobs * Make a direct impact — your insights will guide product decisions and shape the roadmap * Tackle meaningful challenges: conversion funnels, user behavior, retention, and growth * Grow with us in an ambitious, fast-moving environment
Responsibilities * Partner with Product, Growth, and Data teams to deliver insights that move the needle * Create new dashboards, maintain and improve existing reports including core product reports * Conduct user behavior analysis, funnel analysis, and aha moment analysis * Design and analyze A/B tests and translate results into clear recommendations * Analyze data to find trends, patterns, and opportunities to maximize KPIs * Monitor key metrics and proactively flag anomalies * Design and build robust data models in SQL * Analyze marketing funnel performance across paid channels (Meta, Google Ads) — CAC, ROAS, attribution, channel efficiency * Partner with the UA team to measure campaign performance and optimize spend * Use AI tools including Claude as part of your daily workflow
Qualifications * Degree in an analytical field such as Math, Data Science, or Economics * 3+ years of experience as a Data Analyst, preferably in a product or subscription business * Strong analytical and problem-solving skills with experience working on large datasets * Advanced SQL * Experience with Mixpanel, Amplitude, GA4, or similar event-based analytics tools * Experience with BI tools such as Tableau, Looker, or similar * Experience in subscription business metrics: churn, ARPU, LTV * Experience in Marketing Analytics — attribution models, paid channel analysis, CAC/LTV * Experience with Meta Ads, Google Ads reporting and performance analysis * Actively uses AI tools (Claude, ChatGPT, or similar) in daily work * Excellent verbal and written communication in English * Ability to work effectively in a fast-changing, high-pressure environment
Nice to have * Experience with Python or R * Experience with GCP, BigQuery * Experience with dbt, Airflow, or similar orchestration tools * Experience with git and code review
