Backend Engineer

Engineering /
Permanent /
👫 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 3 millions requests per second managed by 3,000 servers.

Our innovation team based in Paris, Nantes, Limoges, Krakow and Berlin is composed of 100+ 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 AdServer feature team, based in Paris. Your mission is to improve our ad server and related products : campaign pacing and forecast which are central pieces of our business. With your team, you’ll work on both features and technical developments having direct impacts on the revenues of the company: buying partners and ad quality tools integrations, programmatic stream optimization, engine performance improvements...

You won’t have any occasion to get bored as this central part of the Ad Tech ecosystem fastly evolves and continuously brings new technical challenges to tackle.

What you'll do ✏️

    • Work in an agile, international and multi-expertise team
    • Think and co-design new functionalities with Product team on multiple feature set 
    • Design & develop, clean coded, elegant and robust solutions: high performance, strong resilience and scalability are our standards
    • Create new (or improve existing) backend microservices, using latest frameworks/patterns (.NET 7/8, gRPC, DDD, …), and hybrid-cloud hosting environments (Docker, Kubernetes, GCP)
    • Implement monitoring and testing of your developments, review code of your team mates 
    • Build, deploy, monitor and fine-tune your applications using Gitlab, Datadog, Grafana, Prometheus, etc
    • Participate in the creation of new backend standards: architecture, conventions, packages, etc…

About You

    • 3+ years of software development experience on Microsoft stack (C# .NET)
    • Appetite for complex technical challenges and clockwork engineering: having your application performing at 90% of its potential is not satisfying, you aim at the four nines 
    • Passion for delivering high quality and efficiently tested code: state of the Software Craftsmanship art
    • Scientific methodology to solve problems: you like to benchmark, test, analyze and draw conclusions based on real data
    • Interest in new technologies (Docker, Kubernetes, GCP, Kafka, Aerospike) and scalable technical stacks
    • Proficient in verbal and written English
    • Previous experience in high-load platforms 
    • Entrepreneurial spirit and know-how to identify opportunities of improvement 
    • Personal projects with code sharing, we’re curious about your art!
👋 About us 
Equativ is the new single name for Smart Adserver, DynAdmic, LiquidM and Nowtilus — four proven innovators in advertising technology. The vertically integrated company provides brand and privacy-safe solutions that empower its clients to achieve maximum impact while respecting the rights of consumers. The union combines client expertise and engineering excellence to serve the interests of both the supply- side and demand-side with equal professionalism and technical sophistication.

Headquartered in Paris and New York, Equativ operates globally with a team of more than 550 people in 20 offices. Equativ offers the market its own independent ad server, SSP, buyer tools, and media services to fulfill the promise of advertising technology. Learn more at

The company is ranked on the Deloitte Technology Fast 500 EMEA and in the Financial Times’ FT 1000: Europe’s Fastest-Growing Companies.

Equativ (formerly Smart AdServer) has been awarded the HappyIndex@Work label and is proud to be among the best companies in the ChooseMyCompany ranking, recognized for its flexible working environment.

Come and lead the charge with us in building 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 at