Senior Full Stack Developer (Part time)

Senior Full-Stack Developer (Laravel + Node.js + Flutter / React Native)- Part Time

Read Before Applying

This is not a freelance “ticket delivery” role.

We’re looking for a hands-on architect-builder who is ready to own a system end-to-end and evolve into a Founding CTO once Phase 1 scales.

Minimum 4+ years of deep backend experience required.

Engagement Details

Type : Part-Time (Transition to Full-Time Core Team Role)

Phase 1 : Milestone-based engagement

Phase 2 : Full-time Core Team position with performance-based compensation and equity allocation

Work Mode (For Phase 1) : Remote, flexible hours

We’re building something extraordinary — a next-generation

digital commerce and rewards platform

into a seamless experience. If you’re an experienced builder who wants to

own , not just code,

and architect the vision

— this is your moment to be part of the founding story.

Your Role

You’ll help build the backend architecture, frontend systems, mobile apps, and integrations — collaborating directly with the founder to bring this project from 0 → 1.

This is a Phase 1 milestone-based engagement that transitions into a full-time core founding role with equity for the right candidate.

Key Responsibilities

Architect, develop, test, and deploy the

full-stack Reward Commerce ecosystem

(Backend + Admin + App)

Build

Admin, Vendor, and User Panels

with role-based access control

Create modular APIs for vendors, ads, rewards, postbacks, and analytics

Design the

hybrid backend

(Laravel + Node.js) for both transactional stability and async performance

Implement microservices for event-driven tasks (tracking, analytics, notifications)

Develop

Flutter / React Native apps

for cross-platform launch

Integrate

affiliate SDKs, game APIs, ad modules, and wallet systems

Manage

DevOps, CI / CD, and cloud architecture

(AWS / GCP)

Ensure

scalability, security, and modularity

from Day 1

Collaborate with the founder on architecture, sprints, and roadmap execution

Required Skills & Experience

MERN / Laravel + Node.js expertise

– 5+ years of hands-on experience with Laravel, Postgres, MongoDB, Express, React, and Node.js

E-commerce or Reward Platform background

— Built or scaled transactional marketplaces

Reward / Affiliate Systems

– Deep understanding of postback, cashback, or gamification integrations

Cloud & DevOps

– AWS / GCP setup, CI / CD pipeline management, containerization (Docker / Kubernetes)

Security & Data Handling

– Role-based access, JWT, encryption, fraud detection

Mobile-first Development

– Experience integrating Flutter or React Native apps

Ownership Mindset

– Strategic thinker with the ability to build fast, adapt fast, and ship clean

Ideal Tech Stack

Frontend / Mobile

Flutter (preferred)

or

React Native

— Cross-platform mobile app for Android & iOS

Next.js / React.js

— For Admin, Vendor, and Web Panels with SSR and modular components

Deep understanding of

responsive UI ,

state management , and

API integration

Backend / APIs

Laravel (PHP)

— Core transactional backend for commerce, orders, wallets, and user systems

Node.js (Express / NestJS)

— For microservices like rewards, postback, and async processing

RESTful & WebSocket APIs with modular microservice architecture

Integration with 3rd-party APIs (Affiliate, Ad SDKs, Game APIs, Payments, etc.)

GraphQL (optional)

for selective and optimized data queries

Database & Storage

PostgreSQL / MySQL

— Core transactional database for users, orders, and payouts

MongoDB / Redis

— For caching, logs, and real-time analytics

S3 / Cloud Storage

— For media, digital products, and static assets

Analytics & Logging

MongoDB / Metabase / Grafana

— For real-time dashboards, admin analytics, and BI insights

Event tracking for user actions, conversions, and offer success ratios

Error logging & performance monitoring via ELK stack or equivalent

Infra & DevOps

AWS / GCP / Azure

Docker / Kubernetes

CI / CD : GitHub Actions / Jenkins

Monitoring : Prometheus / Grafana / CloudWatch

Notification and Engagement

Firebase / OneSignal

— For push, in-app, and campaign notifications

SMTP / Twilio / WhatsApp APIs

— For transactional and promotional messaging

Event-based automation integrated with rewards and referral triggers

Important to Have

Experience in Reward Apps / Affiliate Platforms / Gaming / AdTech / FinTech

Worked with multi-tenant vendor systems

Knowledge of data pipelines and BI dashboards

Familiarity with AI personalization (TensorFlow Lite / OpenAI APIs)

Entrepreneurial mindset with a bias for speed, clarity, and ownership

How to Apply

Send your application to arc@hillqueentea.com

Subject Line :

“Full Stack Developer (Core Team)– [Your Name]”

Include : Links to

live projects or code samples

(especially in e-commerce / reward domains)

A short note on your

experience with affiliate, reward, or gamification systems

Outline your

approach to system architecture + tech stack

decisions

Describe your experience with PostgreSQL + Redis + MongoDB + Kafka?

Describe your

cloud / DevOps

experience (AWS, GCP, CI / CD)

Share what

excites you about building an early-stage platform

Mention the

weekly time commitment (hours)

available

Our phase 1 budget is modest and may be below your expectations. We’re looking for core founding members focused on long-term growth over short-term gains. Please confirm if you’re open to joining on a milestone-based compensation model.