Remote JavaScript Web Scraping Engineer | Scalable Data

Circana; Courbevoie; Remote; EUR 80,000 - 110,000; Full time

Job summary

Circana in France (remote) or Paris Office and Spain (remote) or Madrid Office seeks a JavaScript Developer for Web Scraping to design and maintain data collection applications using NestJS, Puppeteer and PostgreSQL in a microservices setup. The role processes terabytes of data daily to deliver KPI insights for Circana customers.

You will build robust scrapers that handle dynamic pages, ensure data quality, and collaborate with engineers across Europe to scale and accelerate delivery of

Qualifications

• 6+ years of demonstrable JavaScript design and development experience using NestJS and Puppeteer.
• Proven production web scrapers in JavaScript with headless browser automation.
• DB knowledge, preferably PostgreSQL, including writing queries and optimization.
• Hands-on experience building REST APIs.
• Agile Scrum experience.
• Cloud experience (Azure preferred).
• Experience with design patterns.
• Proficiency in DOM traversal and HTML parsing with CSS selectors / XPath.
• Experience handling dynamic content, pagination, and anti-scraping defenses.
• Fluent communication in English; French and Spanish/Portuguese a plus.

Responsibilities

• Independently design, code, unit test and deliver testable user stories.
• Demonstrate solutions through documentation and well-commented code.
• Engage with stakeholders to develop interfacing specifications.
• Develop high quality applications that meet performance and scalability standards in a cloud platform.
• Work in a fast-paced environment and deliver releases.
• Mentor and share knowledge to grow the team's capability.
• Follow software engineering best practices in code and testing.
• Design and maintain scrapers that extract data from JavaScript-rendered sites at scale.
• Monitor scraper health and implement automated recovery where possible.
• Ensure data quality and compliant, ethical data collection.

Skills

JavaScript

NestJS

Puppeteer

REST APIs

Agile

Education

Bachelor’s degree in Computer Science or related field

Tools

PostgreSQL

Cheerio

XPath/CSS selectors

Azure Cloud

Job description

Circana in France (remote) or Paris Office and Spain (remote) or Madrid Office seeks a JavaScript Developer for Web Scraping to design and maintain data collection applications using NestJS, Puppeteer and PostgreSQL in a microservices setup. The role processes terabytes of data daily to deliver KPI insights for Circana customers.

You will build robust scrapers that handle dynamic pages, ensure data quality, and collaborate with engineers across Europe to scale and accelerate delivery of