Backend Software Engineer

We are looking for a Senior Backend Engineer. This position could be with an office based in Paris, Barcelona, or Remotely in Spain, France, Germany & Italy. You will be part of either the Growth or the VOC line (Voice of Customer). The mission of the Growth line is to ensure a comprehensive and sustainable approach to business expansion by optimizing user conversions, elevating customer retention strategies, and maximizing our monetization efforts by catering to our user needs effectively. The main purpose of the VOC team is to build tools that make gathering and analyzing customers' feedback easy. You'll mainly work on surveys that allow for staying in touch with a user base by learning about issues, hearing ideas for the product, and testing concepts. The surveys are used across hundreds of thousands of websites, and we believe we can combine customizing the experience while retaining the ease of use. Stack / Tools: Python, NodeJS, Flask/FastAPI,PostgreSQL, Kubernetes, Kafka, Zuora, AWS, Terraform, Datadog, Redis, Linux, Nginx. What will you need to Succeed? 5+ years background building, maintaining and supporting high traffic web backends. 5+ years of demonstrable experience using either Python or NodeJS and relational databases. Experience building, maintaining and supporting cloud-native web application backends integrated with external systems. Experience with automated testing in either Python or NodeJS, automated builds and continuous delivery. English fluency, both written and spoken. A pragmatic approach to engineering, with a focus on simple, robust and iterative solutions. Dedication to maintaining high-quality code in a delivery-focused environment. Ability to work with predominantly remote colleagues distributed across EMEA. ️Desire to work in a respectful, transparent, and collaborative environment that values feedback. Familiarity with the following technologies is a plus: Redis, Linux, Nginx, Kubernetes, Kafka, Zuora and Amazon Web Services. A strong product mindset focused on delivering iterative value to customers. Experience in following is a plus: Experience with Django Web Framework Experience with full stack JS: NodeJS, HTML, CSS, TypeScript and React. Experience with resilient design and fault-tolerant systems (every request matters). Experience with Domain-Driven Design (DDD) and Test-Driven Development (TDD). Experience with subscriptions, billing, payments and monetization to join the Growth team. What will be your Responsibilities? Work in an agile cross-functional team with other engineers, product managers, and product designers to launch new products, features and experiments. Advance and evolve our Voice of Customer Platform, by creating and managing services and infrastructure that power our product. Develop production-grade Python , and implement solutions designed to handle high levels of traffic. Build and maintain dashboards, monitoring essential application and business metrics. Contribute to and enhance our tech stack, which includes technologies like Python, NodeJS,, PostgreSQL,, Kubernetes, Kafka and AWS. Plan, refine, develop, test, and release new features and experiments. Engage in pair programming, participate in code reviews, and provide ad-hoc assistance to team members. Collaborate with engineers across the department to identify and implement improvements to our processes and systems. Share your knowledge and insights across the organization through tech talks and internal/external posts.

Contentsquare is a digital experience analytics company dedicated to better customer understanding and making the digital world more human. We power more human experiences through understanding, action, and trust. Since our founding in France in 2012, we have grown to be a truly global team, representing more than 72 nationalities in offices around the world, including New York, Texas, Colorado, London, Paris, Rennes, Munich, San Francisco, Barcelona, Amsterdam, Tel Aviv, Tokyo, Singapore, and more. In 2022, we raised $600M in Series F funding. In 2023, we were recognized as a certified Great Place to Work in 5 countries. In 2024, Heap and Hotjar joined the Contentsquare Group, strengthening our analytics platform to provide a 360 view of users' digital experience and to provide end-to-end service to the global market — from entrepreneurs and SMBs/growth companies to Enterprises.