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Role Overview:
We are looking for a senior full-stack developer with strong expertise in building and managing API integrations at scale. This is a full-stack role involving both backend service development and frontend application development, with a strong focus on scalable systems and API integrations.

Key Responsibilities:
  • Design and develop scalable backend services using Node.js.
  • Build and maintain RESTful APIs and integration layers with external systems.
  • Develop frontend applications using React.js (or TypeScript-based frameworks).
  • Own end-to-end feature development across backend and frontend.
  • Design and implement API integrations with third-party platforms and internal services.
  • Handle webhooks, event-driven architectures, and async processing.
  • Ensure security, authentication (OAuth/JWT), and data protection.
  • Implement logging, monitoring, and performance optimization.
  • Work closely with product, QA, and DevOps teams for delivery.
  • Mentor junior developers and drive engineering best practices.

Required Skills:
Core Stack
  • 8+ years of software development experience
  • Strong expertise in Node.js (must-have)
  • Hands-on experience with React.js or TypeScript-based frontend frameworks
  • Strong proficiency in JavaScript / TypeScript
API & Integration
  • Proven experience designing and implementing REST APIs
  • Strong experience with third-party API integrations
  • Hands-on experience with:
  • Webhooks / event-driven systems
  • Rate limiting, retries, and fault tolerance
  • Data transformation between systems
  • Experience working with external platforms (payments, SaaS tools, enterprise systems, etc.)
Backend Engineering
  • Strong understanding of asynchronous programming and event-driven architecture
  • Experience with database design (MongoDB or other NoSQL/SQL)
  • Ability to build scalable, high-performance services
Security
  • Strong understanding of OAuth 2.0
  • JWT-based authentication
  • Secure API design and data handling
Cloud & DevOps
  • Experience with AWS / Azure / GCP
  • Familiarity with CI/CD pipelines
  • Experience with logging, monitoring, and observability tools

Required Skills

nodejs RESTful API
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