• Design and build scalable and resilient solutions; • Monitor and manage technical debt of solutions; • Actively participate in strategy with the product/business team; • Manage platform obsolescence levels; • Mentor team members through practices such as pair programming and code reviews; • Drive continuous improvement of the technology and solutions used; • Promote a culture of code review, DevOps, and secure development; • Participate in all stages of designing high-criticality systems: analyze requirements, propose new solutions that add value to both technical and business areas, and seek product improvements; • Ensure code quality and the observability of business and system metrics; • Establish unit testing and automated testing routines for developed products; • Provide L4 technical support.

• Design and optimize high-converting landing pages, social media, and ads. • Create wireframes, prototypes, and UI designs in Figma. • Improve user experience (UX) across the website to increase conversion rates. • Design email creatives, ad assets, and promotional graphics aligned with brand guidelines. • Maintain and evolve design systems and UI consistency across platforms. • Analyze performance data and iterate designs based on conversion metrics and user behavior

• Ownership of the entire frontend architecture for our Shopify-based platforms • Shopify Plus frontend development of complex Shopify Plus themes based on Online Store 2.0 • Implementation of custom features and client-specific requirements using Liquid and JavaScript • Design and development of modular section architectures for maximum reusability and flexibility • Implementation of B2B and wholesale functionality within the Shopify Plus infrastructure • Implementation of Shopify Markets and multi-store strategies for international markets • Establishment and continuous development of enterprise-level headless Shopify setups • Development with Shopify Hydrogen, React, Next.js and the Storefront API (GraphQL) • Integration of external systems such as ERP, PIM, OMS, payment providers and CDN services into the headless architecture • Performance optimization for scalable, highly available storefronts • CDN optimization and caching strategies with Cloudflare, Vercel and Fastly • Internationalization of storefronts: multi-currency, multi-language and regional customization • Technical evaluation of apps and third-party solutions and well-founded build-vs-buy decisions • Conducting code reviews and defining code standards and best practices • Building and maintaining CI/CD pipelines and deployment processes • Close collaboration with backend, data and marketing teams for holistic product development

• Build and launch TikTok Shop from zero to a scalable revenue channel, including setup, creator/affiliate ecosystem, content coordination, and performance optimization • Own and drive Amazon end-to-end — listings, merchandising, PPC, promotions, and performance optimization • Support the development of Shopify (DTC) as a secondary channel, with a focus on conversion and retention • Work closely with brand and creative to ensure strong product pages and content across all platforms • Own weekly performance tracking across channels and proactively identify growth levers (pricing, content, promotions, merchandising) • Collaborate closely with the central team on paid media strategy and execution, ensuring alignment between channel performance and marketing efforts • Collaborate with operations and logistics to ensure inventory availability and smooth fulfillment • Stay close to US consumer trends, especially across TikTok and emerging commerce platforms