Freelance SEO Analytics Developer (GA4, GTM, GBQ, JS)

Freelance SEO Analytics Developer (GA4, GTM, GBQ, JS)

We are looking for an experienced SEO Analytics Developer to contribute to a freelance project for the US customer. Working hours: 9 AM - 5 PM EST, Mon-Fri.

This role focuses on designing, implementing, and optimizing digital analytics solutions using tools such as Google Analytics 4 (GA4), Google Tag Manager (GTM), and data layer frameworks. The position ensures accurate event tracking, scalable tagging infrastructure, and actionable insights to support data-driven decision-making across the company.

Responsibilities:

• Google Analytics 4 (GA4) & BigQuery:
• Design and implement custom event tracking to capture key user interactions using GA4's event-based model.
• Configure GA4 properties for event collection and integrate with Google BigQuery.
• Analyze GTM-collected data to identify trends, insights, and optimization opportunities.
• Troubleshoot and resolve GA4 tracking issues, collaborating with development and product teams.
• Google Tag Manager (GTM) & Data Layer:
• Architect and maintain robust data layers for reliable, scalable tracking.
• Deploy and manage tracking tags (GA4, marketing pixels, etc.).
• Write custom JavaScript for advanced triggers and complex tracking scenarios.
• Use GTM workspaces and environments to ensure version control and best practices.
• Oversee GTM projects from requirements to implementation and QA.
• Compliance & Consent Management:
• Integrate CMP logic and ensure tracking complies with GDPR, CCPA, and related regulations.
• Implement and maintain Google Consent Mode logic for Google Tags.
• Reporting & Visualization:
• Build and maintain internal Looker Studio dashboards.
• Validate data accuracy and collaborate with stakeholders on insights and KPIs.
• Technical Implementation & Version Control:
• Use GitHub for version control following branching and deployment best practices.
• Implement and manage tracking code in various frameworks (Laravel, WordPress, React, etc.).
• Debug HTML, CSS, and JavaScript for tracking-related changes.
• Documentation & Best Practices:
• Maintain clear documentation for GTM/GA4 setups, data layers, and workflows.

Requirements:

• Google Analytics 4 certification with 1+ years managing end-to-end GA4 projects.
• 1-2 years GTM experience, including architecting tagging strategies and delivering measurable results.
• 1-2 years of GitHub experience with strong version control and deployment skills.
• Experience with Google BigQuery and GA4 data schema.
• 1+ years of SQL experience; BigQuery optimization a plus.
• 1+ years of JavaScript experience, especially with data Layer and OOP principles.

Will Be A Competitive Advantage:

• Experience with Google Cloud analytics products (Dataform, Cloud SQL Server, Cloud Orchestrator).
• Familiarity with Segment for managing sources and destinations.
• Experience with AWS or Google Cloud Platform environments.
• Adobe Experience Manager (AEM) tools: Adobe Analytics, Customer Journey Analytics, Adobe Real-Time CDP.