Senior JS Engineer - Web Scraping & Data Pipelines (Remote)

BuddiesHR; Courbevoie; Hybrid; EUR 80,000 - 120,000; Full time

Job summary

Circana is seeking a JavaScript Developer for Web Scraping in Courbevoie, France. The role focuses on designing and maintaining large-scale data collection apps using JavaScript, NestJS, and a microservices architecture.

You will build robust scrapers, ensure data quality, and collaborate across teams to deliver mission-critical insights. The ideal candidate has strong experience with Puppeteer, PostgreSQL, REST APIs, and cloud-based architectures, and can work in a hybrid setup with focus on

Qualifications

• 6+ years of demonstrable JavaScript design and development experience using NestJS, ORM, and JS.
• Proven experience building production web scrapers in JavaScript, incl. Puppeteer.
• DB knowledge with PostgreSQL, including writing queries and optimization.
• Hands-on experience building REST APIs.
• Agile Scrum experience required
• Azure Cloud experience preferred or proven cloud experience
• Experience with design patterns and distributed architectures
• Experience with web sockets, microservices and message brokers
• Strong DOM traversal and HTML parsing using CSS selectors, XPath or Cheerio
• Experience handling dynamic content, pagination, authentication flows and anti-scraping defences

Responsibilities

• Independently design, code, unit test and deliver testable user stories.
• Demonstrate solutions through documentation, diagrams, and well-commented code.
• Engage with stakeholders to develop interfacing specs and integration checkpoints.
• Develop high quality apps meeting performance and scalability standards in a cloud platform.
• Work in a fast-paced environment delivering releases for end users.

Skills

JavaScript

NestJS

Puppeteer

PostgreSQL

REST APIs

Agile Scrum

Azure Cloud

Design Patterns

Web Scraping

Microservices

Cheerio

DOM Parsing

Education

Bachelor's degree in Computer Science or related field

Tools

Cheerio

XPath

CSS selectors

Job description

Circana is seeking a JavaScript Developer for Web Scraping in Courbevoie, France. The role focuses on designing and maintaining large-scale data collection apps using JavaScript, NestJS, and a microservices architecture.

You will build robust scrapers, ensure data quality, and collaborate across teams to deliver mission-critical insights. The ideal candidate has strong experience with Puppeteer, PostgreSQL, REST APIs, and cloud-based architectures, and can work in a hybrid setup with focus on