EcoVadis

Senior Web Tracking Engineer (Product Analytics)

EcoVadis
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3 days ago
Barcelona, SpainSenior

Responsibilities

  • Implement HTML, CSS, and JavaScript tagging across customer platforms to capture user interactions and feature adoption.
  • Integrate customer dimensions and demographics into Pendo and coordinate tracking implementations with product and engineering teams.
  • Define, validate, version-control, and document client-side and server-side data-layer schemas and digital metrics frameworks.
  • Configure, QA, and deploy front-end A/B tests and feature flags, including variant assignment, exposure tracking, conversion measurement, and flicker prevention.
  • Build AI-assisted tracking workflows, including specification drafting, Playwright synthetic regression tests, and event-volume anomaly monitoring.
  • Debug tag firing, network payloads, integration errors, APIs, and multi-system data flows across analytics, CDP, experimentation, and data-platform systems.
  • Ensure server-side tracking captures usage occurring through APIs and agents while protecting personal data.

Requirements

  • Strong proficiency in JavaScript, TypeScript, HTML, CSS, and the DOM, including single-page application tracking.
  • Hands-on experience with a product or web analytics platform, preferably Pendo or alternatives such as Amplitude, Mixpanel, Hotjar, or Google Analytics.
  • Familiarity with tag management systems such as Google Tag Manager or Adobe Launch and with CDPs.
  • Practical experience configuring and deploying client-side A/B tests or feature flags, including debugging flicker and validating variant bucketing.
  • Experience implementing server-side tracking and using APIs to troubleshoot system integrations.
  • Strong technical debugging skills using browser developer tools and network proxies to inspect tracking payloads.
  • Understanding of data privacy regulations such as GDPR and CNIL and their practical application to data collection.
  • Experience with AI coding assistants and agentic tools such as Claude Code, including reviewing, testing, and validating generated output.
  • Ability to act as a technical consultant to non-technical stakeholders and communicate fluently in English.
  • Experience building agentic workflows or MCP integrations is preferred.
  • Candidates must be eligible to work and live in Spain.

Benefits

  • Hybrid work in Barcelona with two days per week in the office.
  • Flexible working hours and a monthly hybrid allowance for electricity and internet.
  • Office and IT equipment support.
  • Wellness allowance and access to professional mental health support.
  • Referral bonus, learning and development opportunities, peer recognition, employee-led resource groups, and sustainability events and community involvement.
  • Remote work from abroad policy.
  • Meals and transportation vouchers through the Coverflex card.
  • Dental, life and accident, and private health insurance.
  • Paid employee volunteer day and one paid moving day per year.
  • One Community Service Day and one Personal Day, plus summer hours of 36 hours per week in July and August.

Tech Stack

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EcoVadis

About EcoVadis

51-200 employees

EcoVadis builds a SaaS platform that rates companies’ environmental, social, and governance practices and provides tools for supplier risk and sustainability performance management. Procurement, compliance, and sustainability teams use its assessments, scorecards, and carbon modules to manage supply-chain due diligence and reporting. Founded in 2007 and headquartered in Paris, the privately held company also includes Ulula, enabling anonymous worker feedback to monitor labor risks across global supply chains.

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