Smart Working Solutions - Full Stack Developer (Remote, Full-Time) [HR199]
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 • We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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