Middle+ Backend Developer - Node.js to $3500 Offline

We are looking for a Middle+ Backend Developer (Node.js) to join our fast-paced media buying team. You’ll be working on our in-house CRM platform that powers the full funnel: from tracking ad creatives to managing payments and subscriptions. Our team includes developers, media buyers, and product managers — we move fast, avoid bureaucracy, and build real tools that scale.
 

🔧 Responsibilities

• Develop and maintain internal CRM systems used for media buying operations
• Integrate with payment APIs (Stripe, Adyen, Mercury, Revolut Business)
• Manage invoices, balances, product IDs, and subscriptions
• Build automation for invoice transfers between payment accounts
• Implement and maintain Facebook Ads API integrations to sync ad spend data
• Support backend infrastructure for landing pages and web funnels
• Work with databases (PostgreSQL, Redis), queues, and caching systems
   

✅ Requirements

• Strong experience with Node.js and TypeScript
• Solid understanding of REST APIs and webhook integrations
• Experience working with 3rd-party APIs (Stripe, Adyen, Meta, etc.)
• Familiarity with backend architecture and security best practices
• Business-oriented mindset and the ability to understand product logic
• Bonus: understanding of affiliate marketing, subscriptions, and media buying
   

💼 Nice to Have

• Experience with tracking platforms like Keitaro or Binom
• Familiarity with CI/CD, Docker, nginx, PM2
• Understanding of landing page hosting and funnel deployment workflows
   

🌍 What We Offer

• Remote-first team — work from anywhere
• Flexible schedule and fast decision-making
• Payments in USD/EUR/UAH or Crypto
• Direct impact on the product
• Growth opportunities (tech leadership, product ownership)
   

👉 If this sounds like your kind of challenge — send us your CV and a short intro about yourself. Let’s build something great together!