Title: Fullstack (Java React) Developer [60% React / 40% Java]

Location: Bengaluru (5 Days WFO from Ascendion Office in Bellandur)

Interview Process: 3 Technical Rounds

Notice Period: Immediate Joiners Only

Required Skills:

Strong Full Stack development experience with React.js (60%) and Java/Spring Boot (40%).
Hands-on expertise in React.js, JavaScript (ES6+), Hooks, Redux (or equivalent state management), and building reusable, high-performance UI components.
Experience developing mission-critical financial/payment applications, with a strong focus on delivering glitch-free, highly reliable user interfaces.
Strong experience in Java/J2EE, Spring Boot, JPA/Hibernate, Microservices, and REST API development.
Solid understanding of Spring Security, including API authentication and authorization.
Experience building applications from scratch, including architecture, design, and implementation.
Good knowledge of Design Patterns, their purpose, use cases, and practical implementation in scalable application design.
Strong understanding of Java Concurrency and Executors Framework, including task execution, thread lifecycle, and asynchronous processing.
Experience with Oracle/DB2, Apache Camel, Spring Batch, MQ/JMS/Kafka, and enterprise integration patterns.
Proficient with Git, Maven, IntelliJ/Eclipse, Unix/Shell scripting, JUnit, Jest, and React Testing Library.
Exposure to performance tuning, code quality tools (SonarQube, Black Duck), CI/CD, and secure coding practices.
Understanding of banking, payments, transaction processing, settlement, accounting, and compliance-related systems.

Additional Interview Preparation Areas

Design Patterns: Purpose, selection criteria, and real-world implementation examples.
Spring Boot, JPA, and Microservices Architecture.
Spring Security and API Authentication/Authorization.
Java Executors Framework and Multithreading Concepts.
React Performance Optimization, State Management, and Complex UI Handling.
End-to-end application development from scratch, including architecture and design decisions.