Full-Stack Web Developer – Custom Platform Build

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TYPE OF WORK

Gig

WAGE / SALARY

TBD

HOURS PER WEEK

TBD

DATE UPDATED

Oct 4, 2025

JOB OVERVIEW

We're hiring a highly competent full-stack developer to build a custom web interface for a confidential SaaS product. This is a fully scoped project, and you will be responsible for everything from frontend UI to backend API logic and job handling.

Scope of Work:
You will be responsible for building:
- A secure login and registration system
- A user dashboard to track account and credit usage
- A drag-and-drop CSV uploader
- Field mapping logic (e.g., mapping columns to predefined fields)
- A product selection system with pricing per product
- Logic to calculate credit cost per request
- Credit-based wallet (deduction on API response)
- Stripe or PayPal integration for credit bundles
- A backend to route payloads to third-party APIs (REST, JSON)
- Job queueing and processing tracker (e.g., “Processing…”, “Complete”)
- Results delivery (e.g., downloadable CSV)
- Error handling and job logging
- An admin dashboard to monitor user jobs, credit logs, and grant/revoke credits


What You Should Know:
- Frontend: React, Next.js, Vue, or equivalent
- Backend: Node.js, Express, or Python (FastAPI)
- APIs: Experience integrating with external APIs (REST/JSON)
- File Handling: Familiarity with CSV processing and validation
- Auth: Firebase, JWT, or similar
- Payments: Stripe or PayPal experience a big plus

Who We’re Looking For:
- Independent and self-managing
- Confident building both frontend and backend from scratch
- Strong logic, attention to detail, and clear communication
- Respect for deadlines and accountability
- Fast learner, clear thinker

HOW TO APPLY (MANDATORY)
Fill out this short test form so we can evaluate your logic and mindset:
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We’ll only reply to applicants who complete it. Best of Luck!

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