Principal Software Engineer at Kargo | AdTechTalent
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Kargo
Principal Software Engineer
programmatic ad tech OpenRTB real-time bidding SSP DSP Go Node.js JavaScript video ads mobile ads VAST VPAID MRAID header bidding DOOH technical leadership architecture full-stack
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$230K – $250K
Join Kargo and work on a role built for experienced AdTech operators.
Full job description The Principal Engineer for Surface Ad Delivery owns the technical strategy and architecture for Kargo's programmatic ad serving infrastructure. This hybrid role requires onsite presence 4 days per week in New York. Responsibilities include delivering cross-team architectural initiatives, setting technical direction for ad delivery, mentoring engineers, and driving adoption of new technologies. Requires 12+ years of experience with deep ad tech or programmatic expertise, proficiency in Go and Node.js, expertise in OpenRTB protocol and real-time bidding, strong full-stack web architecture skills, and knowledge of video and mobile ad standards (VAST/VPAID, MRAID). Preferred experience includes header bidding, SSP platforms, DOOH advertising, and prior technical leadership roles. Salary range is $230,000 to $250,000 USD.
What you'll do Own technical strategy and architecture for ad serving infrastructure behind Kargo's programmatic platform Deliver cross-team architectural initiatives spanning multiple teams Similar jobs
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Mentor technical talent through code reviews, architectural guidance, and knowledge sharing Requirements 12+ years building and maintaining production systems, with deep ad tech or programmatic experience Expert across multiple languages and frameworks, including Go and Node.js Deep expertise in the OpenRTB protocol and real-time bidding Proven track record designing SSP/DSP integrations, bid adapters, or programmatic platforms at scale Strong full-stack web architecture knowledge: HTTP/CORS, RESTful APIs, client-side JavaScript, browser rendering, and backend services Working command of video and mobile ad standards (VAST/VPAID, MRAID), including debugging complex rendering and tracking issues Proven ability to debug tough production problems and influence technical direction without direct authority Preferred: experience with header bidding, SSP platforms, or DOOH advertising Preferred: prior Staff Engineer, Tech Lead, or equivalent technical leadership role Tech stack Go Node.js OpenRTB HTTP CORS RESTful APIs JavaScript VAST VPAID MRAID
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Company
Kargo Kargo creates memorable experiences for advertisers that go beyond the first impression to captivate consumer attention. With its suite of exclusive omnichannel advertising solutions, Kargo helps leading brands drive meaningful customer connections across mobile, social, CTV and the open web. With a focus on performance, Kargo helps the world’s largest advertisers achieve incremental brand lift and higher returns on ad spend. For publishers, Kargo’s proprietary platform maximizes revenue per impression through unique creative and targeting solutions. The key to our success is our people. We’ve built a community that values teamwork, is not afraid to take chances and relentlessly strives to disrupt the industry and stand out from the crowd. Diversity is fundamental to the Kargo culture as we celebrate and embrace our differences in our inclusive workplace. Founded in 2003, Kargo is headquartered in New York with offices across the globe.
Industry
Advertising Services
Website
http://www.kargo.com
Posted
3 months ago
Category: Programmatic
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