<p><b>Rate:</b> $120K</p> <p><b>Role:</b> AppOps Engineer Vision Next (VN)</p> <p><b>Location:</b> Berkeley Heights, NJ (5days onsite)</p> <p><b>Key Responsibilities</b></p> <p> Design, develop, and optimize backend services for card payments and transaction systems, ensuring low latency, fault tolerance, and multi-region resiliency.</p> <p> Build high-throughput APIs and microservices using modern Java frameworks (Spring Boot, Reactor).</p> <p> Collaborate closely with product, architecture, and SRE teams to evolve Vision Next / VisionPLUS services for cloud-native, real-time scalability.</p> <p> Use AWS services (ECS, Lambda, RDS, ) to architect resilient, secure, and observable applications.</p> <p> Write efficient algorithms for transaction routing, settlement, reconciliation, or fraud-detection modules.</p>...