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Lead Full Stack Engineer

Qarbon ITRiyadh, KSA1 months agoMid-Senior
Mid-Seniorfulltime

Skills

AngularJavaJavaScript

About This Role

Overview

📍 Riyadh (On-site)

🕘 Working days: Sunday–Thursday

We are looking for an experienced

Lead Full Stack Engineer

to take technical ownership of a secure API ecosystem, financial systems architecture, and client-facing self-service portals.

This role requires strong backend and architectural expertise, as well as hands-on experience building high-availability transactional systems.

🔐 API Ecosystem & Security

  • Design and implement secure APIs
  • Manage and configure API Gateway solutions (e.g., Kong)
  • Enforce perimeter security, RBAC, and rate limiting
  • Integrate with external systems such as Qiwa (identity) and ZATCA (e-invoicing)

🏗 Relational Architecture & Financial Integrity

  • Design and maintain 3NF-normalized relational schemas
  • Own and manage an immutable financial ledger
  • Support prepaid, subscription, and PAYG billing models

💻 Full Stack Self-Service Portal

  • Build client-facing portals using modern JavaScript frameworks (React / Vue / Angular)
  • Implement API key management
  • Develop real-time usage dashboards
  • Deliver secure sandbox environments
  • 📊 Data-Driven Operations
  • Build internal admin tools (e.g., domain allowlists, approval workflows)
  • Translate system logs into actionable business insights
  • 📡 System Observability
  • Implement near real-time monitoring (≤ 2 minutes)
  • Monitor API performance, transaction health, and security events

Backend & Database

  • Advanced SQL and relational database design
  • Strong understanding of 3NF normalization
  • High-concurrency database architecture
  • Strong experience with Java or an equivalent backend language
  • Experience building financial systems, wallets, or transaction engines

API & Integrations

  • OAuth2, JWT, AES-256 encryption
  • API Gateway configuration (traffic shaping & security policies)
  • Integration with regional APIs (e.g., payment gateways, regulatory platforms)

Frontend

  • Experience building complex, data-heavy dashboards
  • Responsive UI implementation for real-time metrics
  • How to apply? 🚀
  • Submit your CV via the application form.
  • We’re looking forward to hearing from you!

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