Quantcast

Software Engineer

Reposted 14 Days Ago

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London, Greater London, England

Hybrid

Junior

AdTech • Software

We are the champions for a free and open internet.

The Role

As a Software Engineer at Quantcast, you'll develop and maintain software applications for real-time requests, enhance systems, and collaborate across teams.

Summary Generated by Built In

At Quantcast, we don't just build advertising technology, we revolutionize how it works. Our AI-powered Demand Side Platform (DSP) connects the world's most ambitious marketers with their ideal audiences across the open internet, delivering results that actually move the needle. Since 2006, we've been the industry's trailblazer, launching the first AI-powered measurement platform for publishers and the first AI-driven DSP. Our AI doesn't just optimize—it delivers the measurable outcomes that matter most to our clients, giving them the competitive edge they need in a crowded marketplace. Ready to join the team that's defining the future of digital advertising?

At Quantcast, we use technology to help brands and publishers understand, reach and influence the constantly-changing behaviors of consumers. The Real-Time Bidding (RTB) Platform owns and operates the large-scale distributed stack which allocates millions of dollars of advertising budget to billions of bid opportunities streaming into the system. If you’re interested in working on these critical, fast, large-scale distributed systems then we’d like to meet.

As a Software Engineer, you care about the health and maintainability of our systems and the velocity of the engineering teams. You write code, design systems, build out proof of concepts that improve systems and automation throughout our products and tech stack.

What you'll do:

Code, test, debug and maintain software applications handling millions of real-time requests per second efficiently.
Constantly improve development, testing, configuration management, monitoring, and operational tools and processes.
Work and collaborate closely with cross-functional teams, including product engineering, modeling, and other platform teams, to ensure delivering high-quality software products.
Profiling and optimizing bidding machines.
Setting up and running experiments to improve stability, reliability, and bidding performance across the stack.
Providing tooling for other software engineers to run their services.
Participating in oncall duties.

Who you are:

1-2 years experience developing and working on distributed software systems as a Software Engineer.
Skills in distributed system and software design, concurrent algorithms, data structures, and software engineering.
Hands-on experience with Java, Golang, or a similar language.
Degree in a topic related to Computer Science, or equivalent.
Bonus: Experience in programmatic advertising.

#LI-SK1

At Quantcast, we craft offers that reflect your unique skills, expertise, and geographic location. On top of a competitive salary, this position includes a performance bonus, equity, and a comprehensive benefits package. For more details, visit our Careers Page and see how we support our team. We are headquartered in San Francisco with offices around the world. Quantcast is an Equal Opportunity Employer. Please see the Applicant Privacy Notice for details on our applicant privacy policy. Join the team that unlocks potential.

Top Skills

Java

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The Company

HQ: San Francisco, CA

825 Employees

Year Founded: 2006

What We Do

Quantcast is an advertising technology company and the creator of an innovative intelligent audience platform that empowers brands, agencies and publishers to know and grow their audiences online. Our solutions are leveling the playing field for our customers when it comes to effectively reaching audiences online and helping them power a thriving free and open internet for everyone.

Why Work With Us

Quantcast is committed to creating an inclusive and diverse environment where everyone can confidently be their authentic self. We value open minds and the exchange of diverse points of view. Each employee's unique experience, background, and perspective contributes to our culture and our ability to delight customers.