Senior Marketing Data Analyst

TL;DR

Senior Marketing Data Analyst: Measuring and optimizing the incremental impact of digital marketing investments with an accent on advanced incrementality measurement frameworks across performance marketing channels. Focus on causal inference techniques, data-driven insights, and building robust, scalable measurement systems.

Location: Hybrid work environment in Paris.

Company

hirify.global is a global marketplace for refurbished devices, helping lower our collective environmental impact by providing trustworthy, affordable tech with 92% less carbon emissions than new.

What you will do

• Design and execute incrementality measurement approaches to evaluate the true impact of digital marketing channels.
• Build models to quantify incremental return on ad spend (iROAS), channel lift size and measure cross-channel interactions.
• Develop frameworks to continuously monitor and optimize campaign performance based on causal impact rather than last-click attribution.
• Apply state-of-the-art causal inference methods to assess the impact of paid media strategies.
• Build predictive models for audience segmentation, conversion propensity, lifetime value (LTV), and bidding optimization.
• Partner closely with performance marketing, finance, data engineering, and product analytics teams to align on measurement methodologies and KPIs.

Requirements

• 4+ years of experience in marketing analytics, data science, or experimentation roles, preferably within performance marketing teams.
• Proven expertise in incrementality measurement techniques, including geo experiments, conversion lift studies, synthetic control, or uplift modeling.
• Strong proficiency in SQL and Python, including libraries for statistical modeling.
• Hands-on experience analyzing performance marketing channels.
• Familiarity with A/B testing, media mix modeling, and attribution modeling frameworks.
• Experience working with large-scale marketing datasets, visualization tools and cloud-based data platforms.

Culture & Benefits

• Mission driven work environment where your day to day makes an impact on the planet.
• Hybrid work environment, with 2 remote days a week and 1 remote work week per quarter, plus 3 flex days.
• Employee Resource Groups, including mentorship programs, comprehensive accessibility policies, and cultural competency training.