smart-working-solutions - Full Stack Developer (Remote, Full-Time) [HR199] (PK)
Requirements
• 6 years of professional experience developing backend APIs and business logic using TypeScript, Node.js and Express. • 4+ years of experience delivering API integrations using REST APIs, Webhooks and asynchronous or event-driven processing. • 5+ years of experience applying an architecture mindset to scalability, reconciliation and idempotency for financial or transactional data. • 2+ years of experience supporting mobile or frontend functionality using React Native. • 3+ years of experience working with SQL databases, including MySQL or PostgreSQL. • 3+ years of experience designing or developing microservices. • 1–2 years of experience using Next.js for full-stack development; equivalent React experience may be considered. • 2+ years of experience with automated testing using Jest, JUnit or another JavaScript or TypeScript testing framework. • 3+ years of experience with CI/CD and cloud delivery using Docker, GitHub Actions and GCP Cloud Build, or equivalent AWS tooling. • 2+ years of experience using Firebase or in-memory databases such as Redis. • Senior-level engineering experience, with at least 6 years of overall professional experience. • Ability to work independently and fill gaps within a startup environment. • Strong attention to detail when handling financial and transactional data. • Ability to work effectively with limited formal processes and documentation. • Ability to architect solutions and take end-to-end product ownership. • Ability to balance frequent delivery with the precision and thoroughness required for transactional systems. • Knowledge of fintech, card networks and card-linked offers. • Familiarity with card networks such as Mastercard and Visa. • Understanding of affiliate and card-linked reward programmes involving major retail brands. • Experience with BigQuery and analytics tools such as Looker. • Experience with other cloud analytics platforms. • Experience using GraphQL, although REST is the primary API style.
Responsibilities
• You will work autonomously in a fast-paced startup environment, architect end-to-end solutions and deliver precise, reliable financial and transactional functionality. • Develop backend endpoints for the SmartEarn API integration as the primary day-to-day focus. • Test and stage the integration against the VDX sandbox environment. • Implement and monitor purchase and reward status lifecycles, including Pending, Approved, Refunded and Cancelled states. • Calculate reward values using commission-split data. • Implement real-time transaction tracking, reward status management and user notification flows. • Develop and maintain backend APIs and business logic using Node.js and TypeScript. • Periodically support the user-facing rewards interface using React Native. • Contribute to occasional full-stack development work on the Next.js Business Portal. • Design scalable solutions that support reconciliation and idempotent processing of financial and transactional data. • Work autonomously, fill gaps and deliver effectively where formal processes or documentation are limited. • Architect end-to-end product solutions rather than only executing predefined tickets. • Support frequent deployments, typically every one to two days, while maintaining the thoroughness required for financial and transactional logic.
Benefits
• Fixed Shifts: 12:00 PM - 9:30 PM IST (Summer) | 1:00 PM - 10:30 PM IST (Winter) • No Weekend Work: Real work-life balance, not just words • Day 1 Benefits: Laptop and full medical insurance provided • Support That Matters:Mentorship, community, and forums where ideas are shared • True Belonging: A long-term career where your contributions are valued
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