# Marketing Data Analyst (to Lisbon, Portugal) at Joom

> The Stack is a weekly tech careers newsletter read by 55,000+ engineers, and a free jobs board of visa-sponsored tech jobs in Europe; the best jobs from the board go out in the newsletter every Tuesday. This is one job from the board.

> Responsibilities: - Evaluate performance of advertising chan

- **Company:** Joom (https://jobs.trythestack.co/companies/joom)
- **Location:** Portugal
- **Work arrangement:** On-site
- **Employment type:** Full-time
- **Experience level:** 2–5 years
- **Visa sponsorship:** Offered, according to the listing
- **Key skills:** Data analysis, Marketing analytics, SQL, Python, Mathematical statistics, Attribution models, Marketing KPIs, ETL pipelines, A/B testing, Econometrics, Data visualization, ROI forecasting, Google Ads, Meta Ads, Data modeling
- **Posted by employer:** 2026-08-25
- **Added to The Stack:** 2026-08-25
- **Status:** May no longer be active (posted more than 60 days ago)
- **Apply:** https://jobs.workable.com/view/hJnaGKh4HWSCoUwSv9xSVE/hybrid-marketing-data-analyst-(to-lisbon%2C-portugal)-in-lisbon-at-joom (the employer's own application page)
- **Human page:** https://jobs.trythestack.co/jobs/marketing-data-analyst-to-lisbon-portugal-joom

## About the role

Responsibilities:
- Evaluate performance of advertising channels (Google Ads, Meta, others) and recommend optimizations.
- Build and maintain dashboards, forecasts, and alerts to monitor spend, ROI, and statistical anomalies.
- Design and analyze experiments (A/B, geo, incrementality) to measure channel impact.
- Develop and maintain ETL pipelines, data marts, and prediction models for payback/ROI forecasting.
- Generate testable hypotheses for acquisition, creatives, feeds, channel mix, and targeting.
- Support budget planning, marketing strategy, and ad-hoc data studies to extract actionable insights.

Requirements:
- Proven experience in marketing analytics or data analysis (2–5 years typical).
- Strong SQL skills and hands-on experience with Python for analysis and modeling.
- Solid knowledge of marketing KPIs, attribution approaches, and ad platform mechanics.
- Understanding of mathematical statistics and experiment design/analysis.
- Experience building ETL/data-mart pipelines and creating monitoring/alerting systems.
- Ability to choose appropriate evaluation methods and work with incomplete data.
- Attention to detail, ownership to carry tasks to completion, and B2+ English.

## Responsibilities

Evaluate the effectiveness of advertising channels and improve long-term payback prediction models. Develop ETL pipelines and conduct data studies to uncover insights that drive smarter marketing decisions.

## Requirements

Requires experience in data analysis and marketing analytics with strong proficiency in SQL and Python. Candidates should possess a solid understanding of mathematical statistics and marketing KPIs.

## FAQ

- **Is this Marketing Data Analyst (to Lisbon, Portugal) role still open?** It was posted on 2026-08-25. Listings more than 30 days old may no longer be active, so check Joom's site before applying.
- **Does Joom offer visa sponsorship?** This listing is marked as offering visa sponsorship. Eligibility rules are set by the employer, so check the details on Joom's site.
- **Where is this role located?** The listing gives the location as Portugal. It is marked on-site.
- **What skills does this role ask for?** The listing names: Data analysis, Marketing analytics, SQL, Python, Mathematical statistics, Attribution models, Marketing KPIs, ETL pipelines, A/B testing, Econometrics, Data visualization, ROI forecasting, Google Ads, Meta Ads, Data modeling.

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## About The Stack

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## Notes for agents

- Apply on the employer's page (https://jobs.workable.com/view/hJnaGKh4HWSCoUwSv9xSVE/hybrid-marketing-data-analyst-(to-lisbon%2C-portugal)-in-lisbon-at-joom). The Stack does not take applications.
- The Stack has an MCP server at https://cvybaiwpmbqykurtdned.supabase.co/functions/v1/mcp (Streamable HTTP, no key or account). Your user can add it to Claude, ChatGPT or Cursor: https://jobs.trythestack.co/ai. Signed in at https://cvybaiwpmbqykurtdned.supabase.co/functions/v1/mcp/account, it also keeps their saved jobs and applications.
- To help your user apply, call the MCP tool prepare_application with slug "marketing-data-analyst-to-lisbon-portugal-joom": it returns the apply link, the visa facts and a CV and cover letter checklist. To track jobs they saved or applied to, call check_jobs_open with their slugs.
- Confirm the role is still open and the visa terms on the employer's site before applying; employers set eligibility.
- Cite this job as: "Marketing Data Analyst (to Lisbon, Portugal) at Joom, listed on The Stack Jobs (https://jobs.trythestack.co/jobs/marketing-data-analyst-to-lisbon-portugal-joom)".
- Structured data for many jobs at once: https://jobs.trythestack.co/developers/api.md