Ecommerce Full Stack Developer

E-commerce Full Stack Developer (MERN) 📍 Remote | Part-Time / Freelance (Core Team)We’re building something extraordinary — a next-generation digital commerce platform that seamlessly merges shopping, rewards, and engagement.Our vision is simple yet powerful:To build an ecosystem where users earn through engagement, brands grow through interaction, and technology powers transparency and trust.We’re looking for a senior MERN Stack Developer who’s not just a developer but a builder and thinker — someone ready to lead technology development from 0→1, help shape the architecture, and grow into a Tech founding team role over time.This is an milestone-based compensated role during Phase 1, transitioning into a core founding position for the right person.How to Apply (We won't consider applications without the answers to these questions )📧 Send your application to arun@thegrowthmantra.com with the subject line:“MERN Developer – [Your Name]”Include your answers to the following:What’s your experience with MERN stack and e-commerce or marketplace builds?Share links to live projects (Web + Mobile) you’ve developed or contributed to.Have you built or integrated reward, gamification, or affiliate systems before? If yes, describe your approach.Describe your experience with cloud deployments (AWS/GCP) and DevOps workflows.What excites you about working on an early-stage project with milestone-based compensation?How many hours in a day can you contribute to this project?Your RoleYou’ll own the entire technical build of this ecosystem — from backend architecture to front-end execution — collaborating directly with the founder to bring the product vision to life.Key ResponsibilitiesArchitect, develop, test, and deploy a complete e-commerce + rewards ecosystem (Backend, Admin, and Website) using the MERN Stack.Build and integrate wallets, reward engines, and affiliate systems with scalable APIs.Integrate coupon and cashback ecosystems (e.g., GrabOn, CashKaro, etc.) using postback/S2S mechanisms.Develop vendor, user, and performance dashboards with analytics insights.Ensure system security, scalability, and modularity from Day 1.Collaborate closely with the founder for fast prototyping, iterative launches, and testing.Manage API integrations (payments, wallets, partners) and cloud deployment.Maintain clean, well-documented, and extensible codebases.Required Skills & Experience✅ MERN Stack Expertise: 5+ years of solid experience in MongoDB, Express, React, and Node.js.✅ E-commerce Architecture: Proven track record in building end-to-end commerce or marketplace systems.✅ Reward / Affiliate Systems: Understanding of affiliate, coupon, cashback, or postback integrations.✅ Cloud & DevOps: Proficiency in AWS/GCP, containerization, and CI/CD pipeline management.✅ Security & Data Handling: Role-based access, encryption, and secure authentication workflows.✅ Scalability & Performance: Experience designing modular, high-availability systems.✅ Mobile-first Thinking: Familiarity with React Native or Flutter integration.✅ Ownership Mindset: Ability to work independently and think beyond the code — into product, growth, and impact.Must have SkillsExperience with gamification, wallet logic, or multi-level incentive systems.Background in microservices, serverless functions, or distributed systems.Understanding of reward tracking, affiliate postbacks, and analytics integrations.Startup experience or direct collaboration with founders.Engagement DetailsType: Freelance / Part-Time (Core Team Track)Duration: Phase 1 (Milestone-based engagement, extendable)Compensation: Milestone-based payout + Equity Allocation (negotiable for the right fit)Mode: RemoteCollaboration: Directly with FounderTransition Path: Core Team / Tech Co-founder opportunity for high-performing candidatesWhy Join UsWork directly with Arun Chachan — ISB Alum | 13+ Years in Marketing, Growth & D2C | 3rd Venture.Opportunity to build a product from zero, not just code one.Potential to join as a founding team with equity in a next-gen digital ecosystem.Flexible working, outcome-driven structure — your skill, not your hours, define your growth.Be part of a vision-led mission redefining how commerce, rewards, and technology intersect.