Staff Software Engineer

Viant
Irvine, CA

WHAT YOU’LL DO

As a Staff Software Engineer on our Runtime team, you will work directly with Viant’s ad server, managing a high-volume, low-latency application that processes billions of unique requests a day. This role offers a great opportunity to work with state-of-the-art technology as part of bid optimization, dynamic performance optimization, as well as develop a self-diagnostic and healing architecture. In this role, you will deliver simple, elegant, scalable, extensible solutions that strike the right balance between short-term and long-term considerations. You will design, develop, maintain and trouble software features with an eye on cost, scalability, performance and fault-tolerance. You will participate in design discussions, code reviews and bug triage / Root Cause Analysis (RCA) sessions. You will have the opportunity to be the technical lead of projects that involve 2-3 other engineers.

Primarily supporting Viant’s Demand Side Platform, VIANT DSP, you will collaborate with Product, other Engineering and Technical operations teams on the entire lifecycle from ideation to productization and beyond.

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THE DAY-TO-DAY
  • Contribute to the development and continuous review of existing projects as well as participate in view and scope of future projects
  • Collaborate with other, internal teams to create and iterate on the runtime platform to create a highly reliable, highly-available, low-latency, runtime platform
  • Have an outsized impact by owning multiple subsystems of the runtime platform
  • Manage all phases of the software development life cycle

MUST HAVE
  • 8+ years of professional experience in the software industry

GREAT TO HAVE
  • Experience in the AdTech domain
  • Proficiency in the Go programming language
  • Bachelor’s degree in Mathematics, Computer Science or related field
  • Experience designing, building and delivering high quality software
  • Knowledge of modern programming languages
  • Knowledge of relational databases like MySQL, Oracle or SQL Server with experience in writing SQL
  • Knowledge of cloud based technologies, especially AWS and GCP

LIFE AT VIANT
  • Investing in our employee’s professional growth is important to us, but so is investing in their well-being. That’s why Viant was voted one of the BEST PLACES TO WORK !
  • Some our favorite employee benefits include fully paid health insurance , paid parental leave and unlimited PTO and more. View a list of our benefits here .

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$150,000 - $210,000 a year

In accordance with California law, the range provided is Viant’s reasonable estimate of the compensation for this role. Final title and compensation for the position will be based on several factors including work experience and education. \n

Not the right position for you? Check out our other opportunities!

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About Viant

Viant Technology Inc. (NASDAQ: DSP) is a leader in AI-powered programmatic advertising, dedicated to driving innovation in digital marketing. Our omnichannel platform built for CTV allows marketers to plan, execute and measure their campaigns with unmatched precision and efficiency. With the launch of ViantAI, Viant is building the future of fully autonomous advertising solutions, empowering advertisers to achieve their boldest goals. Viant was recently awarded Best Demand Side Platform by MarTech Breakthrough, Great Place to Work® certification and received the Business Intelligence Group’s Innovation award for AI Advancements. Learn more at viantinc.com .

Viant is an equal opportunity employer and makes employment decisions on the basis of merit. Viant prohibits unlawful discrimination against employees or applicants based on race (including traits historically associated with race, such as hair texture and protective hairstyles), religion, religious creed, color, national origin, ancestry, physical disability, mental disability, medical condition, genetic information, marital status, sex, reproductive health decision making, gender, gender identity, gender expression, age, military status, veteran status, uniformed service member status, sexual orientation, transgender identity, citizenship status, pregnancy, or any other consideration made unlawful by federal, state, or local laws. Viant also prohibits unlawful discrimination based on the perception that anyone has any of those characteristics, or is associated with a person who has or is perceived as having any of those characteristics.

By clicking “Apply for this Job” and providing any information, I accept the Viant California Personnel Privacy Notice.

Posted 2025-09-14

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