Web Developer

Company Description NSTY Holding is a Malaysia-based holding company powering several high-growth consumer brands across food and beverage, fragrance, fashion, and fast-moving consumer goods. The group operates with a strong culture of speed, ownership, and experimentation, giving team members the opportunity to build new products and experiences rather than just maintain existing ones. NSTY Holding emphasizes data-driven People & Culture practices, using automation and analytics to support strategic decisions and transparent career growth. Team members gain exposure from manufacturing operations in Tampin to brand headquarters, working across multiple brands and industries under one roof. The company is ideal for individuals who want to make a tangible impact and grow with a business that invests intentionally in its people. Responsibilities Build, update and maintain the websites and e-commerce storefronts for all group brands — pages, templates, product setup, front-end fixes and back-end changes.Monitor uptime, checkout health and error logs daily, and escalate incidents affecting checkout or payment immediately.Implement and maintain tracking: pixels, conversion events, Google Tag Manager containers and UTM discipline, to the specification agreed with the marketing team.Run the monthly attribution reconciliation, comparing platform-reported conversions against back-end orders, and investigate variances.Execute the agreed release queue each week, and support app releases when scheduled.Carry out technical SEO and site health work — page speed, broken links, indexation, Core Web Vitals on key templates.Maintain the storefront, payment gateway and stock integrations, and raise integration failures for resolution.Keep the platform register current: domains, hosting, licences, credentials and renewal dates, held jointly with your reporting line.Attend weekly campaign brief triage and advise on technical feasibility and effort.Guide and check the work of the junior technical resource or intern assigned to the team. Key measures Release delivery — at least 90% of agreed releases shipped within the sprint. Tracking accuracy within 2% variance between platform and back-end reporting. Technical queue turnaround. Mobile page load on key templates. Contribution to group storefront uptime of at least 99.5%, measured jointly with your reporting line rather than held alone. Rework rate on shipped changes. Requirements 2 to 4 years hands-on building and maintaining live websites, at least one of which was a transacting e-commerce site.Working front-end capability — HTML, CSS, JavaScript — and enough back-end capability to make and test server-side changes yourself. We will ask you to walk us through your own code.Practical experience with at least one e-commerce platform in production: Shopify, WooCommerce, Magento, or a custom stack.Hands-on implementation of Google Tag Manager and GA4, including conversion events. You should be able to explain in plain terms why platform-reported conversions rarely match back-end orders.Basic working knowledge of hosting, DNS, SSL and deployment — enough to diagnose where a problem sits before escalating it.Experience improving page speed or Core Web Vitals on a real site, with some idea of what the numbers were before and after.Ability to work across several brands with competing deadlines, and to flag a clash early rather than absorb it.Proficiency in Bahasa Malaysia and English.Advantageous: Malaysian payment gateways (iPay88, Billplz, Razer), mobile app release exposure, Looker Studio or Data Studio reporting, experience checking a junior's work.