Full Stack Developer (Java+React)

Responsibilities

• Develop and maintain a secure, real-time webhook ingestion system.
• Ensure high availability and reliability of webhook event processing.
• Implement API triggers upon webhook ingestion to retrieve loan applications.
• Develop business logic for loan decisioning based on underwriting criteria.
• Design and integrate follow-up API calls to collect necessary financial data (e.g., bank statements, financial reports).
• Optimize data flow between external systems and internal infrastructure.
• Contribute to the design and implementation of a scalable, event-driven API architecture.
• Work closely with DevOps to deploy and monitor services in production.
• Partner with cross-functional teams, including product managers and data engineers.
• Continuously improve system performance, security, and scalability.

Requirements

• 5+ years of experience in backend development (Java), working with event-driven systems.
• Experience with React.
• Strong expertise in API development and webhook processing.
• Experience with AWS, GCP, or Azure, including event-driven architectures.
• Experience with Kafka, RabbitMQ, or similar event-streaming technologies.
• Experienced in database design and optimization (SQL & NoSQL).
• Experience with CI/CD pipelines, containerization (Docker, Kubernetes).
• Experience working in fintech, lending, or financial data processing (is a plus).