Must Have Technical/Functional Skills:
Java; Spring Boot; Spring Security; and Spring Data JPA.; JUnit; RESTful APIs; SQL Server
Key Responsibilities
System Design: Architect and scale distributed backend systems that handle high traffic, concurrency, and data throughput.
API Development: Design, develop, and maintain high-throughput, secure RESTful APIs and microservices.
Database Management: Optimize database schemas, write complex SQL queries, and manage data persistence using ORM frameworks.
Security & Auth: Implement and maintain robust security protocols for authentication and authorization.
Testing Automation: Write comprehensive unit, integration, and regression test suites to ensure high code quality.
CI/CD & Cloud: Package applications into containers and assist in deploying services to cloud infrastructure.
Performance Tuning: Troubleshoot, debug, and optimize application performance, memory leaks, and query bottlenecks.
Required Skills & Qualifications
System Design: Proven experience with distributed systems design, load balancing, caching strategies, and system scalability.
Data Structures & Algorithms: Strong foundational knowledge of data structures (trees, graphs, hash maps) and algorithms to write highly efficient code.
Core Java: Deep knowledge of Java 17 or higher, multithreading, and the Collections framework.
Spring Ecosystem: Hands-on experience with Spring Boot, Spring Security, and Spring Data JPA.
Databases: Strong proficiency in relational databases (PostgreSQL, MySQL) and ORM tools (Hibernate).
API Design: Proven experience designing clean RESTful web services and integrating with third-party systems.
Build & Test Tools: Daily experience using Maven or Gradle, alongside testing tools like JUnit and Mockito.
Version Control: Mastery of Git for branching, merging, and pull requests.