E-commerce Planning Specialist – CRO

fastshop

E-commerce planning specialist handling performance optimization and data analysis at Fast Shop. Collaborating with cross-functional teams to enhance digital channel results.

Posted 6/19/2026full-timeSão Paulo • 🇧🇷 BrazilMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

SQL

About the role

Key responsibilities & impact

Responsible for analyzing, structuring, and optimizing e-commerce performance through management of the conversion funnel, identification of opportunities, and implementation of continuous improvements (CRO), working in an integrated manner with business, product, and technology teams.
Responsible for prioritizing and tracking initiatives with development streams, ensuring the improvement of key performance indicators (conversion, revenue, user experience, and loading performance), as well as generating data-driven insights to support decision-making and maximize results for the digital channel.
Structure and ensure e-commerce data collection across all devices: Through the implementation and governance of measurement tools (GA4, GTM, SDKs, and pixels), ensuring correct event capture in the app, mobile web, and desktop, considering the particularities of each platform.
Monitor and validate the quality of collected data: Tracking consistency and integrity of information across platforms (app, mobile, and desktop), performing tracking audits, and ensuring standardized measurement.
Analyze the e-commerce conversion funnel by device: Through structured reading of navigation and purchase data in the app, mobile web, and desktop, identifying behavioral differences, device-specific bottlenecks, and improvement opportunities.
Generate insights for conversion optimization (CRO): Based on analysis of user behavior across different devices, proposing device- and journey-specific hypotheses (app vs mobile web vs desktop) to improve conversion.
Plan and execute A/B tests and personalizations: Using tools like Insider, GTM, or similar, structuring experiments segmented by device and ensuring proper interpretation of results.
Prioritize and follow up on initiatives with the development pipeline: Organizing the backlog of improvements considering impact per platform (app, mobile web, and desktop), and tracking deliveries with technology and product teams.
Monitor site and app performance indicators: Tracking device-level KPIs such as conversion rate, revenue, loading time, crash rate (app), and engagement, ensuring continuous improvement.
Support business decision-making: Consolidating cross-device analyses, translating data into actionable insights, and highlighting impacts by channel/device.

Requirements

What you’ll need

Bachelor’s degree in Engineering, Business Administration, Economics, Statistics, Marketing, or related fields.
Experience in e-commerce planning with a focus on CRO (Conversion Rate Optimization).
Knowledge of SQL, GA4, and Power BI.
Familiarity with data analysis and data structuring.
Experience with performance indicators and customer journey mapping.
Knowledge of the VTEX platform is a plus.

Benefits

Comp & perks

Health and Dental Insurance: We take care of your health and peace of mind with comprehensive medical and dental coverage.
Pharmacy Partnership: Exclusive discounts on medications to facilitate access to healthcare.
Life Insurance: Protection and security for you and your family at all stages of life.
Meal Voucher and Transportation Voucher: Essential benefits for your daily routine, providing convenience and practicality.
Wellhub: Access to gyms and a variety of sports activities to promote physical health and well-being.
Funeral Assistance: Specialized support and care during delicate moments.
QualiFast Program: Our health and well-being program offers nutritional support, psychological care (with psychotherapy sessions via Wellz), social assistance, support during hospitalizations, primary healthcare (APS), a special program for pregnant employees (Primeiros Passos), and financial education through Saber Financeiro.
SaberFast Corporate University: An online platform with training and development courses to support continuous career growth.
Discounts and Partnerships with Educational Institutions: Encouragement for academic and professional growth with special conditions for courses and degree programs.

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

CROSQLdata analysisdata structuringA/B testingcustomer journey mappingperformance indicatorsconversion optimizationmeasurement toolsdata-driven insights

Soft Skills

analytical skillscommunicationcollaborationprioritizationorganizationproblem-solvingattention to detaildecision-makinginsight generationtracking and monitoring

Certifications

Bachelor’s degree in EngineeringBachelor’s degree in Business AdministrationBachelor’s degree in EconomicsBachelor’s degree in StatisticsBachelor’s degree in Marketing