Marketing Data Analyst (to Lisbon, Portugal)

Joom; Lisboa; Híbrido; EUR 42 000 - 54 000; Tempo integral

Vantagens oferecidas por esta oferta de emprego

Relocation support

Flexible hours

Health insurance

Meal allowance

English courses

Resumo da oferta

Joom seeks an experienced Marketing Data Analyst to turn data into insights, improve channel performance, and optimize marketing investments. You will join an analytics team focused on budgeting, dashboards, experimentation, alerts, and strategic planning within a matrix structure.

The role emphasizes data-driven decision-making, ROI forecasting, and collaboration across Portugal and other markets, with flexible office-first hours and remote work options.

Qualificações

• Experience in data analysis and marketing analytics.
• Understanding of marketing KPIs and attribution models.
• Ability to write complex SQL queries and use Python for analysis.

Responsabilidades

• Evaluate the effectiveness of advertising channels (Google Ads, Meta Ads).
• Set up and monitor statistical anomalies in metrics.
• Improve long-term payback prediction models.
• Generate hypotheses to optimize acquisition, feeds, creatives, and channel mix.
• Conduct data studies to uncover insights.
• Write ETL pipelines and data marts.
• Ask why and identify the problem we are solving.
• Work with English communication across teams.

Conhecimentos

SQL queries

Python

Data analysis

Marketing analytics

AB testing

Statistics

English communication

Ferramentas

ETL pipelines

Descrição da oferta de emprego

JoomPro is the first and only end-to-end cross-border B2B marketplace. It serves small, medium, and large businesses, handling orders of any size from start to finish. Today, JoomPro operates in Brazil and Mexico, with plans to expand into other markets.

JoomPro is one of the key businesses of Joom Group, an international tech-centric group of e-commerce companies founded in 2016 in Latvia. Joom Group also includes other businesses: Joom, a global cross-border marketplace; JoomPulse, an AI analytics tool for Mercado Livre and Shopee sellers; and Onfy, a pharmaceutical marketplace in Germany. Joom Group has offices in Latvia, China, Portugal, Germany, and Brazil, with its headquarters in Lisbon, Portugal. We work as one international team, sharing knowledge and collaborating across countries, businesses and products.

We’re now looking for an experienced Marketing Data Analyst to strengthen our analytics team and help turn data into insights that drive smarter decisions, improve channel performance, and optimize marketing investments.

About the team

Our analytics team helps the business make smarter, data-driven decisions. We focus on:

• Optimizing marketing budgets and channel mix to maximize efficiency
• Building dashboards and analytical tools for decision-making, ROI forecasting, and strategic planning
• Designing and analyzing experiments to measure channel performance and incrementality
• Developing alerting systems to monitor spend, efficiency changes, and data quality
• Supporting budget planning, marketing strategy, and market research

Why join us

• Real business impact: your work directly influences ROI and growth
• Access to advanced AI tools (Cursor, ChatGPT, Gemini, Claude)
• Strong analyst community & cross-team knowledge sharing
• Matrix structure: your manager is also an analyst
• Transparent growth path & structured onboarding
• Open culture with minimal bureaucracy

Responsibilities

• Evaluate the effectiveness of existing and new advertising channels (Google Ads, Meta Ads, etc)

• Set up and improve monitoring of statistical anomalies in metrics

• Improve long-term payback prediction models

• Generate hypotheses to improve acquisition/product feeds/ad creatives/channel split/targets, etc.

• Conduct data studies to uncover insights

• Write ETL pipelines (data marts, alerts, and predictions)

• Ask “why” and “what problem are we solving”

• Experience in data analysis, experience in marketing analytics

• Understanding of marketing KPIs, attribution models, and the problems ad platforms solve

• Knowledge of mathematical statistics and experience applying it

• Ability to write complex SQL queries

• Data analysis skills in Python

• Ability to choose the right evaluation approach - analytics, research, or use of external data

• Ability to solve non-trivial problems under incomplete data

• Attention to detail and ability to see any task through to completion

• Good english verbal and written communication skills (B2+)

Preferred

• Experience running A/B, geo, and other types of experiments

• Experience in econometrics

• Compensation package: base salary and performance-based bonuses

• Relocation support:full assistance for a smooth relocation for the employees and their family to Lisbon, Portugal

• Office-first:flexible hours with a possibility to work remotely 52 days per year

• Care & Wellbeing:health insurance (including dental care) for employees and their children, daily meal allowance, and 100% paid sick leave

• AI-first approach: licenses and access to a wide range of AI tools

• Team & Growth: collaboration withcolleagues across Portugal, Brazil, Latvia and China, with opportunities for promotions, professional trainings, and English & Portuguese courses

• Community & Engagement: annual team building activities, knowledge-sharing workshops, and a strong sense of team work

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