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Backend Engineer Intern (6 months starting February 2027)

Equativ

Job Location:

Paris - France

Monthly Salary: Not provided by the employer

Posted: 15 October 2026 (7 days ago)

Application Deadline: 14 January 2027

Vacancies: 1 Vacancy

Department:

Engineering

Job Summary

About the team

At Equativ were 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 3500 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 teams mission is to improve our ad exchange platform seeking better performance higher maintainability and faster scalability. As a member of the team youll get to work on production challenges whether they are short-term focused (e.g. improving an algo to save CPU) or shaping the future of our platform (e.g. scaling it for the cloud). As an intern youll 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. Youll report directly to a Senior Engineer in this team.

What youll 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.
Participate in maintaining our stack to the 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:

Masters 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 (C# Core).
Curiosity about performance and (memory GC).
Interest in distributed systems and cloud development.
Personal projects with code sharing were curious about your art!

About us

Equativ a leading independent ad platform brings scale and simplicity to digital advertising.

Following itsrecent merger with Sharethroughand the acquisition ofKamino Retail advertisers media owners and technology partners rely on Equativs advanced SSP curation and retail media services and technology to achieve maximum business outcomes.

With a focus on privacy-first programmatic video CTV and data-driven solutions Equativ enables clients to activate across the digital ecosystem while protecting consumer privacy.

The companys global expertise is also backed by a team of over 750 employees across 19 countries.

As a proud recipient of the label Equativ is committed to providing a dynamic flexible workplace where employees thrive grow and excel in both their professional and personal lives.

Come and lead the charge with us inbuilding a transparent ecosystem based on quality!

Equativ is an equal opportunity employer. Equal access to employment services and programs are available to everyone regardless of race color ancestry religion sex national origin sexual orientation age citizenship marital status disability gender identity or Veteran status. If you require reasonable accommodation throughout the application and/or interview process please contact the recruitment team atemailprotected

We may use artificial intelligence (AI) tools to support parts of the hiring process such as reviewing applications analyzing resumes or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed please contact us.

Required Experience:

Intern

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