Ecommerce Full Stack Developer (MERN)

E-commerce Full Stack Developer (MERN) — Core Team / Tech Co-founder 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:

users earn through engagement

senior MERN Stack Developer

equity + milestone-based compensated role

How to Apply (We won't consider applications without the answers to these questions )

arun@thegrowthmantra.com

“MERN Developer / Tech Co-founder – [Your Name]”

Include your answers to the following:

1. What’s your experience with

   MERN stack

   and

   e-commerce or marketplace builds

   ?
2. Share links to

   live projects (Web + Mobile)

   you’ve developed or contributed to.
3. Have you built or integrated

   reward, gamification, or affiliate systems

   before? If yes, describe your approach.
4. Describe your experience with

   cloud deployments (AWS/GCP)

   and

   DevOps workflows

   .
5. What excites you about working on an

   early-stage project with equity + milestone-based compensation

   ?
6. Are you open to growing into a

   Tech Co-founder

   role as we scale?
7. What is your minimum

   expected milestone-based compensation

   for Phase 1?
8. (Optional) Share one product you’ve helped shape from scratch — and what you’d do differently next time.

Your Role

technical build of this ecosystem

Key Responsibilities

• Architect, 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:

E-commerce Architecture:

Reward / Affiliate Systems:

Cloud & DevOps:

Security & Data Handling:

Scalability & Performance:

Mobile-first Thinking:

Ownership Mindset:

Must have Skills

• Experience 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 Details

• Type:

  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:

  Remote

• Collaboration:

  Directly with Founder

• Transition Path:

  Core Team / Tech Co-founder opportunity for high-performing candidates

Why Join Us

• Work 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 Co-founder 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.