{"schemaVersion":"jobsearcher.job.v1","id":"becb3ee7f2d9eb5ba6fb2ca3","url":"https://jobsearcher.com/jobs/becb3ee7f2d9eb5ba6fb2ca3","canonicalUrl":"https://jobsearcher.com/jobs/becb3ee7f2d9eb5ba6fb2ca3","title":"Senior Software Engineer (Ad Tech Focus)","description":"About Checkmate And Mate. 🛍 📲Checkmate is a multichannel offers network loved by 100M shoppers and hundreds of leading brands.mate. is your AI growth teammate, the data network that agentically turns customer intelligence into revenue.Checkmate is the distribution network, with 100M+ shoppers and 12B+ live intent signals. mate is the AI layer built on top of it: it resolves anonymous visitors, spots the revenue a brand is missing, and builds and executes the campaigns to capture it.The combination is rare: a consumer product shoppers love and an AI growth engine brands depend on.We work with leading brands like Everlane, Brooklinen, and Malbon, and we're backed by Google Ventures, Mantis VC, Fuel Capital, and others.We're a remote-first team with hubs in LA and NYC, and a preference for hiring in or near major cities.Role Overview 💼You'll design, build, and ship the core systems behind mate: the pixel, tracking, and ad delivery services that brands plug into and rely on every day. If you've built production systems inside a DSP, an ad platform, or an ad tech company and know how pixels and conversions actually work under the hood, this is a senior seat where you'll own real architecture decisions on a small team that ships fast.Please note: this role is a US-based role only and we cannot offer visa sponsorship for this role at this time. What You'll Do ⚡Build and ship core productDesign, build, and ship backend services and APIs that power mate's agents, from spec to productionImprove and maintain an identity graphOwn features end to end, partnering with product and design on what to build and howWrite clean, well-tested, production-grade code and set the standard for the rest of the teamAd tech infrastructureBuild and maintain our pixel, tags, and server-side tracking, and the conversion integrations with Meta, TikTok, Google, and othersBuild integrations with DSPs, ad platforms, and partner APIsBuild the real-time services that deliver offers across the network, fast and reliablyArchitecture and reliabilityMake architecture calls on how our systems scale: service design, storage, queues, and cachingOwn reliability in production: monitoring, alerting, debugging, and incident responseImprove developer tooling, CI/CD, and pay down tech debt where it slows us downEngineering leadershipLead design reviews and code reviews, and mentor other engineersHelp shape engineering practices and hiring as the team growsRequirementsWho You Are 🧬You've built ad tech from the inside and know how the pieces connect, from pixel to conversionYou like owning a system end to end, not just a ticket queueYou're pragmatic: you ship fast on a small team without cutting corners on qualityYou think about the brand's outcome, not just whether the code shipsYou raise the bar for the engineers around youWhat You Bring 🎒6+ years building and shipping production software, with meaningful time at an ad tech company (DSP, ad platform, ad exchange, or identity provider)Strong backend engineering skills in Python and Typescript, including designing APIs and distributed servicesHands-on experience building pixels, tags, SDKs, or conversion tracking, client-side and server-sideExperience building systems that handle high request volume with low latencyComfort with cloud infrastructure, containers, and CI/CD A track record of owning systems in production, from launch through monitoring and on-callBonus: Identity resolution / graph networks, ecommerce or Shopify, or early-stage startup experience.Why This Role MattersMate only works if the systems underneath them are fast, reliable, and plugged into the ad platforms brands already buy on. This engineer builds that foundation. Get it right and brands see clearer results, buy more effectively, and spend more with us. It's one of the highest-leverage engineering seats at the companyBenefitsCompensation & Benefits 💸Competitive base salaryEquity in a fast-growing, venture-backed companyCompetitive medical/dental/vision/other healthcare coverage4 weeks PTO + health days401k planMonthly stipend for fitness/wellness activitiesCompany retreats and team get togethers 2x a year 🏝Remote-first culture","company":"Checkmate","rawCompany":"checkmate","city":"Denver","state":"CO","isRemote":false,"isActive":false,"createdAt":"2026-11-14T08:23:24.072Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"}],"industries":[{"code":"513210","title":"Software Publishers","slug":"software-publishers"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Senior Software Engineer (Ad Tech Focus)","description":"About Checkmate And Mate. 🛍 📲Checkmate is a multichannel offers network loved by 100M shoppers and hundreds of leading brands.mate. is your AI growth teammate, the data network that agentically turns customer intelligence into revenue.Checkmate is the distribution network, with 100M+ shoppers and 12B+ live intent signals. mate is the AI layer built on top of it: it resolves anonymous visitors, spots the revenue a brand is missing, and builds and executes the campaigns to capture it.The combination is rare: a consumer product shoppers love and an AI growth engine brands depend on.We work with leading brands like Everlane, Brooklinen, and Malbon, and we're backed by Google Ventures, Mantis VC, Fuel Capital, and others.We're a remote-first team with hubs in LA and NYC, and a preference for hiring in or near major cities.Role Overview 💼You'll design, build, and ship the core systems behind mate: the pixel, tracking, and ad delivery services that brands plug into and rely on every day. If you've built production systems inside a DSP, an ad platform, or an ad tech company and know how pixels and conversions actually work under the hood, this is a senior seat where you'll own real architecture decisions on a small team that ships fast.Please note: this role is a US-based role only and we cannot offer visa sponsorship for this role at this time. What You'll Do ⚡Build and ship core productDesign, build, and ship backend services and APIs that power mate's agents, from spec to productionImprove and maintain an identity graphOwn features end to end, partnering with product and design on what to build and howWrite clean, well-tested, production-grade code and set the standard for the rest of the teamAd tech infrastructureBuild and maintain our pixel, tags, and server-side tracking, and the conversion integrations with Meta, TikTok, Google, and othersBuild integrations with DSPs, ad platforms, and partner APIsBuild the real-time services that deliver offers across the network, fast and reliablyArchitecture and reliabilityMake architecture calls on how our systems scale: service design, storage, queues, and cachingOwn reliability in production: monitoring, alerting, debugging, and incident responseImprove developer tooling, CI/CD, and pay down tech debt where it slows us downEngineering leadershipLead design reviews and code reviews, and mentor other engineersHelp shape engineering practices and hiring as the team growsRequirementsWho You Are 🧬You've built ad tech from the inside and know how the pieces connect, from pixel to conversionYou like owning a system end to end, not just a ticket queueYou're pragmatic: you ship fast on a small team without cutting corners on qualityYou think about the brand's outcome, not just whether the code shipsYou raise the bar for the engineers around youWhat You Bring 🎒6+ years building and shipping production software, with meaningful time at an ad tech company (DSP, ad platform, ad exchange, or identity provider)Strong backend engineering skills in Python and Typescript, including designing APIs and distributed servicesHands-on experience building pixels, tags, SDKs, or conversion tracking, client-side and server-sideExperience building systems that handle high request volume with low latencyComfort with cloud infrastructure, containers, and CI/CD A track record of owning systems in production, from launch through monitoring and on-callBonus: Identity resolution / graph networks, ecommerce or Shopify, or early-stage startup experience.Why This Role MattersMate only works if the systems underneath them are fast, reliable, and plugged into the ad platforms brands already buy on. This engineer builds that foundation. Get it right and brands see clearer results, buy more effectively, and spend more with us. It's one of the highest-leverage engineering seats at the companyBenefitsCompensation & Benefits 💸Competitive base salaryEquity in a fast-growing, venture-backed companyCompetitive medical/dental/vision/other healthcare coverage4 weeks PTO + health days401k planMonthly stipend for fitness/wellness activitiesCompany retreats and team get togethers 2x a year 🏝Remote-first culture","datePosted":"2026-11-14T08:23:24.072Z","dateModified":"2026-11-14T08:23:24.072Z","hiringOrganization":{"@type":"Organization","name":"Checkmate","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Denver","addressRegion":"CO","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"becb3ee7f2d9eb5ba6fb2ca3"},"url":"https://jobsearcher.com/jobs/becb3ee7f2d9eb5ba6fb2ca3"}}