Senior Full-Stack Integration Engineer
Knowbal Migration and Education3–6 yrsHyderabadOn-siteDirect career pageEst. 7–14 LPA
Posted 22h ago
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Job description
Structured overview of role & requirements
About This Role
- Build and maintain end-to-end custom web applications, client portals, and third-party integrations (Stripe, Microsoft 365, WhatsApp Business) including frontend and backend components.
- Implement OAuth 2.0, token management, API keys, webhooks with error handling, retries, rate limits, and secure credentials handling.
- Translate business requirements into technical solutions, test, debug, and deploy across development, staging, and production environments.
Minimum Requirements
- 3–6 years of hands-on development experience with practical integration expertise.
- Strong skills in Node.js, TypeScript/JavaScript, React.js, responsive HTML/CSS, and Git.
- Experience with REST APIs, third-party SaaS integrations including OAuth 2.0, tokens, API keys, webhooks, error handling, retries, rate limits, and secure secrets management.
- Hands-on payment gateway integration experience (e.g., Stripe) and experience with Microsoft Graph API or WhatsApp Business API.
Ideal Candidate Profile
- Full-stack developer comfortable delivering both frontend and backend integration solutions from requirements to deployment.
- Experienced in secure API integration involving authentication, webhook development, error handling, and testing.
- Preferably has practical experience with multiple SaaS platforms (Microsoft 365, WhatsApp Business), understands cloud services (Azure/AWS), and can design feasible, scalable system architecture.