Backend Engineer Intern (6 months starting February 2027)

Equativ·Parisjunior

In short

→Desarrollar y mejorar el motor de subastas en tiempo real de una plataforma de publicidad a gran escala.
→Trabajar con tecnologías modernas como .NET, Kubernetes, Kafka y BigQuery en un entorno ágil internacional.
→Acceso directo a sistemas de producción que manejan más de 6 millones de peticiones por segundo.

Professional efficiency in verbal and written English

✓ Free to start✓ Runs in your browser✓ First dossier, no card✓ Ready in ~1 minute

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The questions they'll ask you

1. ¿Cómo diseñarías una prueba de integración para una función que procesa ofertas en el motor de subastas?

🔒 +7 more questions

No card. Upload your resume and the full dossier is ready in ~1 minute.

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💵 USD · Remote · No visa

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What they ask for

✓Estudiante de máster o escuela de ingeniería.
✓Inglés profesional escrito y hablado.
✓Habilidades en programación orientada a objetos (C#, Java, C++).
✓Conocimientos básicos de SQL.
✓Pasión por escribir y revisar código de alta calidad.
✓Ganas de aprender y enfrentar desafíos técnicos.

Don't tick every box? That's normal — your free dossier shows your gaps and how to cover them in the interview.

C#ASP.NET CoreKubernetesGitLabArgoCDGrafanaDatadogKafkaAerospikeSQL Server

Who should you write to at Equativ?

Your free dossier identifies the people who'd interview you — their background, what they value, and how to reach out so you stand out before applying.

👫 About the team At Equativ, we’re on a mission to develop advertising technologies that empower our customers to reach their digital business goals. This means that we rely on massively scalable, widely distributed, highly available, and efficient software systems; the platform deals with over 6 million requests per second (+500 billion/day) handled by 3,500+ instances with less than 250ms response time. Our innovation team based in Paris, Nantes, Limoges, Montreal, Krakow and Berlin is composed of 190+ straightforward and energetic engineers working in an agile environment and ready to tackle the most complex technical challenges. Your mission You will join our fast-growing R&D within the exchange backend development teams. Your specific team’s mission is to improve our ad exchange platform seeking better performance, higher maintainability and faster scalability. g. g. scaling it for the cloud). As an intern, you’ll get to learn and grow within an international team composed of several areas of expertise. You will join the Auctioning feature team, made up of 5 developers, a Product Owner and a QA engineer, working at the heart of our real-time auction engine. You’ll report directly to a Senior Engineer in this team. What you'll do ✏️ Work in an agile, international and multi-expertise team composed of software engineers, QA and DevOps. Ship your applications with GitLab and ArgoCD/Kubernetes. Improve our end-to-end test reliability and tooling. NET release. Participate in our daily features development. Monitor your features in production with Grafana and Datadog. Work on data flows with Kafka, Aerospike, SQL Server and BigQuery. Develop with Claude Code and help improve our AI efficiency. Learn a lot by working on one of the biggest productions of French tech! About you 💪 Must have: Master’s or engineering-school student looking for an internship. Professional efficiency in verbal and written English. Serious doubts about the saying “Testing is Doubting”. Passion for writing, reviewing and judging high-quality and maintainable code following agile principles. Appetite for learning and technical challenge. Coding skills with object-oriented programming (C#, Java, C++…). SQL basics. Nice to have: Experience with modern .NET (C#, ASP.NET Core). Curiosity about performance and low-level .NET (memory, GC). Interest in distributed systems and cloud development. Personal projects with code sharing, we’re curious about your art! Find more English Speaking Jobs in France on Arbeitnow

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