Sr. Software Engineer, Data

Irvine, CA / Los Angeles, CA / Seattle, Washington / San Francisco, CA
Technology & Development – Engineering /
Full-time /

The core metrics team is a new engineering team we are setting up in Viant. This team will own the metrics that are responsible for billable events that feed into reports, billing, and finance artifacts, and deal with data governance responsibilities including Accuracy, Auditability, Standardization, Compliance, Performance & Cost optimization etc. 

As a senior engineer in the Core Metrics team, you will have the opportunity to work on the design and implementation of big data systems, working with petabytes of data and billions of transactions in real-time. Our platform uses advanced machine learning techniques and the newest big data processing technologies, and is deployed in a distributed, multi-region, cloud-based infrastructure.


    • Designing, developing, testing, debugging, and deploying applications using various cloud technologies in a hybrid cloud environment in GCP and AWS.
    • Writing/Optimizing complex SQL queries.
    • Write ELT jobs using various tools and programming languages.
    • Proactively improve existing code and optimize existing ETL processes based on constraints of time and cost.
    • Import and export large amounts of data in formats like CSV, JSON, Parquet, etc.
    • Team work with product owners, fellow engineers, and operations team members.
    • Mentor/Help team members as and when required.


    • 5+ years of professional experience in the software industry, including 2+ on data-focused projects.
    • Must have extensive experience in Big Data technologies.
    • Must have high proficiency in SQL.


    • Minimum B.S in computer science, mathematics, or related field.
    • 2+ years experience with Google Big Query.
    • Experience performing requirements gathering and identifying the requirement gaps.
    • Experience with building web services/ RESTful services/ microservices.
    • Ability to perform data analysis on incoming data from 3rd parties and identify data issues by using SQL or other db technologies. 
    • Working experience with Java, Python or Go. 
    • Ability to effectively identify, troubleshoot and resolve potential production issues in a timely manner.


    • 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.
$130,000 - $180,000 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.

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

Viant® (NASDAQ: DSP) is a leading people-based advertising technology company that enables marketers to plan, execute and measure omnichannel ad campaigns through a cloud-based platform. Viant’s self-service demand side platform (“DSP”) powers programmatic advertising across Connected TV, Linear TV, mobile, desktop, audio, gaming and digital out-of-home channels. As an organization committed to sustainability, Viant’s Adricity® carbon reduction program helps clients achieve their sustainability goals. In 2023, Viant was recognized by G2 as a Leader in the DSP category and as the Best Software in Marketing & Advertising, earned Great Place to Work® certification, and became a founding member of Ad Net Zero. Viant’s Co-Founders Tim and Chris Vanderhook were also recently named EY Entrepreneurs of the Year. 
Based in Irvine, CA, Viant has more than 334 employees in 10 offices around the U.S.  To learn more, please visit

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.

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