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Principal Software Engineer

Viant TechnologyIrvine🇺🇸United StatesPosted Aug 20, 2026

Why This Role Stands Out

Lead the design and implementation of complex backend services for a cutting-edge AdTech platform, driving technical vision and mentoring talented engineers. If you are a seasoned engineer with a passion for innovation and a desire to shape the future of advertising technology, this high-impact leadership role with a competitive salary is an excellent opportunity to advance your career.

Quick Overview

Salary
$190k - $260k/yr
Seniority
Leader
Work mode
Hybrid
Location
Irvine, United States
Posted
6 weeks ago
GCPMicroservicesMySQLOracleSQLAWSAzureGoHTTPSJava

Job Description

WHAT YOU’LL DO

Viant’s customers use the Demand Side Platform (DSP) to set up, run and monitor ad campaigns. The platform team owns a complex set of backend services and the frontend UI that make up the DSP. These services are deployed in a distributed, multi-region, cloud-based infrastructure and use the latest technologies to handle the immensely complicated functionality that is part of any Demand Side Platform (DSP) such as Viant DSP. You will serve as the technical lead working with a team of engineers to oversee the design and implementation of these interconnected services, ensuring that the system evolves to keep pace with the speed, scale and agility that modern day systems are expected to support. You will have the opportunity to mentor team members and contribute towards the success of Viant’s products. Primarily supporting Viant DSP, you will collaborate with Product, Engineering and Technical operations teams on spec creation and providing production support.

THE DAY-TO-DAY

  • Determine a long-term technical vision and scope of future projects, while continuously developing and reviewing existing projects. 
  • Lead end-to-end product development efforts for Viant DSP’s suite of products.
  • Own & contribute to major features & areas of the products.
  • Work closely with cross-functional teams internally as well as customers externally to understand pain points, underserved needs, and identify opportunities.
  • Mentor engineers who thrive working in an innovative, user-focused, fast paced environment.
  • Drive initiatives to reduce operational load, and build operationally sustainable products.

MUST HAVE

  • Must have experience in the AdTech domain OR possess strong proficiency in the Go programming language.
  • 12+ years of professional experience in the software industry.
  • Experience with web services, microservices, or other SOA
  • Relational database experience, such as MySQL, Postgres, or Oracle, and experience with complex SQL

GREAT TO HAVE

  • Bachelor’s degree in Mathematics, Computer Science or related field.
  • Solid understanding of data structures and algorithms.
  • Knowledge of modern programming languages, especially Java and Go.
  • Knowledge of cloud based technologies, especially AWS, Azure or GCP.
  • Hands on experience designing, building and delivering high quality scalable, operationally sustainable software.
  • Ad tech industry experience is a plus.
  • NoSQL experience is a plus

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 and some of our favorite employee benefits include fully paid health insurance, paid parental leave and unlimited PTO and more. 

Base compensation range: $190,000 - $260,000
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.

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About Viant

Viant Technology (NASDAQ: DSP) is an exclusively buy-side, AI-powered advertising platform purpose-built for CTV. Viant uniquely combines proprietary content intelligence, household-level identity resolution, and person-level attention signals to connect advertisers with real customers and drive measurable outcomes across the open internet. Through its award-winning AI solutions, Viant is building the future of autonomous advertising, where AI doesn't just assist the campaign, it delivers real results. 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.

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