ABOUT AJ MEDIAAJ Media is a performance-driven ecommerce growth agency scaling consumer brands toward $100M. Our engineering team builds the checkout systems, upsell flows, and funnel logic that convert traffic into revenue. We don't build for aesthetics — we build for conversion rate, average order value, and repeatability. Every line of code has a business outcome attached to it.THE ROLEThis is the senior technical leadership role for our Checkout Champ and Shopify funnel stack. You'll own the architecture end-to-end — from spec to production deploy — across three growing consumer brands, with more launches planned. You'll lead all complex builds, mentor a junior developer, and have final say on QA and production releases. If you want to own outcomes rather than wait for direction, this is the seat.WHAT YOU'LL OWNCheckout Champ:End-to-end Checkout Champ funnel architecture and strategyCustom subscription flows and complex rebill logicBuilding and configuring upsell/downsell sequences, order bumps, and post-purchase flows at a strategic levelPayment gateway configuration and advanced troubleshootingFinal QA sign-off and production deploysShopify:Full ownership of Shopify theme architecture, Liquid development, and storefront customization across all brandsLeading API integration work between platforms — from spec through deploymentResolving complex display/functional issues across storefrontsOverseeing third-party app configuration and integration strategyTracking & Performance:Owning pixel and tracking architecture — Meta, Google, native platform eventsDiagnosing and resolving tracking discrepancies at the sourceTranslating checkout flow changes into measurable conversion impact, working closely with media buyingTeam Leadership:Directing and mentoring a Junior Checkout Champ Developer — assigning scoped tasks, reviewing work, and developing their path to ownershipSetting technical standards, documentation practices, and code review processesReviewing Checkout Champ and Shopify release notes and assessing impact across the stackRequirementsWHO YOU ARE4+ years of hands-on experience with Checkout Champ, including ownership of multiple live, high-traffic funnelsAdvanced Shopify expertise — Liquid, theme architecture, storefront customization, app ecosystemStrong JavaScript and front-end development skills (HTML, CSS)Proven experience designing subscription/rebill logic and complex payment gateway configurationsTrack record of API integration work from spec to deploymentDeep understanding of conversion funnels and how technical decisions move CRO/AOV metricsExperience mentoring or leading junior developersExcellent written communication — async-first, remote team, clarity is non-negotiablePORTFOLIO REQUIREMENTPortfolio is mandatory. Applications without Checkout Champ and Shopify project examples will not be reviewed. We're looking for:Multiple Checkout Champ funnels you've architected end-to-end — screenshots, Loom walkthroughs, or live linksShopify projects demonstrating advanced theme/Liquid workExamples of API integrations you've led from spec to deploymentSTRONG PLUSExperience with post-purchase upsell apps Deep familiarity with subscription platforms Direct experience working alongside media buying teamsFormal CRO methodology experienceExperience hiring or onboarding technical talentHIRING PROCESSSubmit portfolio (required — no exceptions)Technical assessment (Checkout Champ)Final interview with leadership/team leadBenefitsWHY JOIN USLead conversion engineering for three growing consumer brands, with more launches plannedSee your architecture decisions go live on real, high-traffic ecommerce brandsPerformance bonus tied to funnel output quality and conversion improvementsRemote-first, results-focused team — measured on what you ship, not your hoursPaid Leaves, allowancesBuild and shape a team as it scales