Amiksha Amy
Full Stack Developer | Backend Engineer | Java & Spring Boot Microservices | AWS Cloud | AI-Driven Automation & LLM Integrations | Front End Developer (React) | UI/UX designer |
- Role
- Staff Software Engineer at Western Union
- Location
- Edison, NJ, US
- LinkedIn followers
- 500 followers
Experience
Staff Software Engineer
Jun 2023 — Present · NJ, US
Spearheaded the architectural decomposition of a massive, legacy cross-border payment monolith intoa highly resilient network of 30+ Spring Boot 3 microservices, successfully orchestrating thedeployment onto AWS EKS.Engineered an intricate, fault-tolerant distributed architecture handling millions of real-time globalfinancial transactions daily, consistently outperforming strict enterprise SLAs for latency (sub-100ms)and availability.Architected and deployed autonomous AI agents powered by OpenAI models and LangChain4j tocompletely automate complex Anti-Money Laundering (AML) and fraud-detection workflows,effectively reducing manual enterprise review dependency by 35%.Built a production-grade Retrieval-Augmented Generation (RAG) platform utilizing Pinecone vectordatabases to power an enterprise-wide semantic search engine, seamlessly integrating LLM-poweredknowledge retrieval into React-based internal operations dashboards.Implemented complex CQRS and Saga orchestration patterns from scratch to guarantee strict financialledger consistency, transactional integrity, and automated distributed rollbacks across decoupledmicroservices.Built hyper-scalable, non-blocking APIs utilizing Spring WebFlux and Java 21 Virtual Threads,maximizing I/O throughput and minimizing resource consumption during extreme peak loadconditions.Achieved a 45% reduction in overall API latency by strategically implementing Redis distributedcaching, rewriting heavy Hibernate queries, and optimizing JVM parameters via advanced ZGCconfigurations.Conducted deep thread and heap dump analysis using Eclipse MAT and JProfiler to systematicallyisolate and eliminate hidden memory leaks, race conditions, and performance bottlenecks in theproduction environment.Mentored a high-performing team of 8 engineers, leading rigorous system design reviews, definingOpenAPI (Swagger) contracts, and spearheading high-severity production incident RCA (Root CauseAnalysis) sessions
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