Experienced Full Stack Developer (MERN)

Freelance E-commerce Full Stack Developer (MERN) — Core Team Track

📍 Remote | Part-Time / Freelance (Core Team & Equity Track)

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. This is a milestone-based compensated role during Phase 1, transitioning into a core founding position for the right person.

Your Role

You’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 Responsibilities

• Architect, develop, test, and deploy a complete e-commerce + rewards ecosystem (Backend and Admin) using the MERN Stack and mobile app using React Native / Flutter
• 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.
• 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 Skills

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 :

Engagement Details