onsite
Full Stack Developer - Payment Gateway - SP transaction hub technology Pvt. Ltd
Full Stack Developer
Full Stack Developer with 3‑4 years of experience building secure, high‑performance payment gateway APIs and responsive merchant dashboards using Node.js, React, REST/GraphQL, and modern front‑end frameworks.
About the role
Key Responsibilities
- Design, develop, and maintain merchant dashboards, onboarding portals, and transaction monitoring tools.
- Build scalable REST and GraphQL APIs that deliver real‑time payment data and analytics.
- Implement responsive, accessible front‑end interfaces with modern UI frameworks such as React.
- Integrate front‑end components with payment processing services, authentication flows, and reporting engines.
- Optimize application performance, reliability, and security across the full stack.
- Participate in code reviews, unit testing, and architectural discussions to ensure high code quality.
Requirements
- 3–4 years of professional experience in API development for payment gateways.
- Experience with unit testing, CI/CD pipelines, and code review processes.
- Excellent problem‑solving skills and ability to work collaboratively in an agile environment.