Senior Full Stack / Frontend Engineer

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#resume #fulltime #parttime #contractor #fullstack #frontend #react #medusajs #typescript #AI 🔹 Position: Senior Full Stack / Frontend Engineer 📍 Location: Remote (GMT+3 / CET / EST friendly) ⏳ Availability: Full-time OR Part-time / Contract (Immediate start) 💼 Experience: 5+ years of commercial development 💵 Expected Rate: $35 - $45 / hour (Negotiable based on project scope) ✈️ Contact: [handle] Professional Profile: Expert Full Stack Engineer specializing in high-performance E-commerce ecosystems (Medusa.js, React, Next.js) and AI-driven development. I bridge the gap between product management and engineering, taking full ownership of complex modules from scratch. Proven track record of stabilizing fragile legacy systems, optimizing delivery pipelines, and scaling multi-tenant B2B architectures. Ideal for teams needing a high-autonomy developer who delivers fast via AI automation while preserving strict clean code. Key Expertise & Value Add: • Advanced UI & Innovation: Building complex interactive interfaces, Canvas-based design tools, and real-time preview engines. • Medusa.js & Ecosystems: Multi-tenant orchestration, custom core extensions, and robust Stripe/ShipStation integrations. • AI Workflow Velocity: Mastery of Cursor and custom AI agents, accelerating boilerplate and catalog provisioning by up to 40%. • Process Ownership: Collaborating with management to establish strict release workflows, quality gates, and automated testing setups. Core Achievements: • Cross-Functional System Stabilization: Partnered directly with product management to fix post-deployment instability; introduced a strict branching strategy (banned direct merges to master) and advanced staging verification, completely eliminating recurring production bugs and restoring client trust. • Complex UI Engines: Developed an interactive Product Customizer from scratch (Canvas API) with dynamic multi-layered logo mapping and real-time preview configurations. • Enterprise-Scale Ownership: Co-developed and maintained a multi-tenant Medusa.js backend infrastructure (Docker/Portainer) powering 61 active corporate B2B storefronts. • Architecture Migration: Led the migration of 5 legacy web applications into a unified Nx monorepo, cutting code duplication by ~50% and streamlining team collaboration. Tech Stack: • Frontend: React, Next.js, TypeScript, Canvas API, Tailwind CSS, Redux Toolkit. • Backend & Infra: Node.js, Express, Medusa.js (v1), PostgreSQL, Nx Monorepos, Docker, Portainer, Stripe & ShipStation APIs, Cursor AI, Jenkins. Languages: • English: B2+ (Professional working proficiency) • Russian: Native

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