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Full-Stack Developer – Trading Analytics Platform (All Specs Provided) @ Visual Analytics
  • Warsaw
Full-Stack Developer – Trading Analytics Platform (All Specs Provided) @ Visual Analytics
Warszawa, Warsaw, Masovian Voivodeship, Polska
Visual Analytics
7. 12. 2025
Informacje o stanowisku

Work Mode

  • Fully Remote.
  • Deadline: Low Stress. I am offering a 6-week window to complete a 2-week build. Designed to fit comfortably around your full-time role.

Payment Structure (4 Milestones)

  • 2,500 PLN — Backend API live on Railway/Render.
  • 2,500 PLN — Frontend + Chart rendering on Vercel.
  • 2,500 PLN — Stripe integration working.
  • 2,500 PLN — Handover + Repo transfer.

Timeline: 1.5–2 weeks

The Scope (One Page MVP)



  1. Input: You receive my Python Math Module (tested) and Figma (pixel-ready).
  2. Process: You wrap the math in FastAPI and connect Stripe.
  3. Output: You build One Next.js Page that renders the chart.

Why this opportunity:

  • Exact specifications eliminate guesswork
  • TradingView Lightweight Charts is the core skill—everything else is commodity
  • Clean scope: ship, done, move on
  • Fair rate for mid-level work with clear deliverables

What you get:

  • 10,000 PLN for completed build
  • Potential ongoing maintenance contract post-launch
  • Published product with real users

What happens next:

  • Apply
  • Quick screening call (10 min)
  • NDA, receive full specs
  • Start immediately
  • Deploy within 2 weeks
  • Payment on completion

No scope creep. No surprises. Just execution.



Next.js 14 + FastAPI | 10,000 PLN Net B2B | Asynchronous

Core requirement: TradingView Lightweight Charts experience
This is the only non-commodity skill. If youve shipped a Lightweight Charts integration, you already know 80% of this project.

Everything else is standard Next.js/React:

  • Sidebar + toolbar (basic components)
  • Dark theme with TailwindCSS
  • API integration (fetch and transform)
  • Stripe Checkout (boilerplate)
  • Vercel/Railway deployment

The Stack (Commercial Experience Required)

  • Frontend: Next.js 14 (App Router), TypeScript, Tailwind, TradingView Lightweight Charts.
  • Backend: Python 3.11+, FastAPI (Pydantic), Stripe.
  • Deployment: Vercel (Frontend) and Railway/Render (Backend).
  • Language: English or Polish for technical communication.

What makes this easy:

  • FastAPI calculation code provided (copy-paste)
  • Layout reference screenshot (pixel-perfect target)
  • Complete API specification (exact endpoints defined)
  • Free data source (yfinance)
  • No design decisions required

Ideal candidate: Mid-level dev who has shipped a charting project and wants a clean 2-week build with exact specs and no ambiguity.

Work Mode

  • Fully Remote.
  • Deadline: Low Stress. I am offering a 6-week window to complete a 2-week build. Designed to fit comfortably around your full-time role.

Payment Structure (4 Milestones)

  • 2,500 PLN — Backend API live on Railway/Render.
  • 2,500 PLN — Frontend + Chart rendering on Vercel.
  • 2,500 PLN — Stripe integration working.
  • 2,500 PLN — Handover + Repo transfer.

Timeline: 1.5–2 weeks

The Scope (One Page MVP)



  1. Input: You receive my Python Math Module (tested) and Figma (pixel-ready).
  2. Process: You wrap the math in FastAPI and connect Stripe.
  3. Output: You build One Next.js Page that renders the chart.

Why this opportunity:

  • Exact specifications eliminate guesswork
  • TradingView Lightweight Charts is the core skill—everything else is commodity
  • Clean scope: ship, done, move on
  • Fair rate for mid-level work with clear deliverables

What you get:

  • 10,000 PLN for completed build
  • Potential ongoing maintenance contract post-launch
  • Published product with real users

What happens next:

  • Apply
  • Quick screening call (10 min)
  • NDA, receive full specs
  • Start immediately
  • Deploy within 2 weeks
  • Payment on completion

No scope creep. No surprises. Just execution.


,[Backend (Days 1–3):, 1. Create FastAPI project with provided Python calculation code, 2. Implement /api/levels-ts endpoint exactly as specified, 3. Set up daily data refresh via yfinance, 4. Deploy to Railway or Render, , Frontend (Days 4–8):, 5. Build Next.js layout: sidebar, toolbar, chart containers, 6. Integrate TradingView Lightweight Charts (candlestick + indicator panes), 7. Sync chart interactions (pan/zoom together), 8. Fetch data from backend API, transform for chart rendering, 9. Implement symbol selector (BTC-USD, AAPL, ETH-USD), 10. Add Stripe Checkout paywall, , Deployment (Days 9–10):, 11. Deploy frontend to Vercel, 12. Test both environments live, 13. Deliver working URLs Requirements: React, Next.js, FastAPI, Python, JavaScript, API, Tailwind, Data visualization

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