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Java Developer

Java Developer

Arpu Telecommunication ServicesCairo, Cairo Governorate, EG
15 days ago
Job type
  • Quick Apply
Job description

We are seeking a Senior Java Developer  with extensive experience in Spring Framework  (with a focus on Spring Boot ) to join our team. The primary responsibility will be refactoring and revamping legacy projects to improve performance, maintainability, and scalability. The role also involves expertise in database design and optimization ( MySQL ), caching methodologies , API integrations , and implementing robust security measures .

Key Responsibilities

  • Code Refactoring & Modernization : Analyze, refactor, and enhance legacy codebases to align with modern development practices.
  • Spring Framework Development : Lead development efforts using Spring Boot  and other Spring modules (e.g., Spring Security, Spring MVC).
  • Database Design & Optimization : Design efficient and scalable database schemas, optimize MySQL queries, and ensure high performance.
  • Caching Methodologies : Implement and manage caching strategies (e.g., Redis , Ehcache ) to enhance application performance.
  • API Integrations : Design, integrate, and secure RESTful APIs , ensuring seamless communication with external systems.
  • Security Measures : Implement security best practices, including authentication, authorization, and data protection, adhering to industry standards.
  • DevOps Collaboration : Utilize tools like Jenkins  to support CI / CD pipelines and streamline development workflows.
  • Collaboration : Work closely with cross-functional teams, including QA, DevOps, and Product Management, to ensure smooth project delivery.
  • Documentation : Maintain comprehensive technical documentation for refactored components and integrations.

Requirements

Required Skills & Experience

  • Java Expertise : 3 to 5 years of experience in Java SE / EE  development.
  • Spring Framework : Deep understanding of Spring Boot , Spring MVC , and Spring Security .
  • Database Proficiency : Strong skills in MySQL  database design, optimization, and query performance tuning.
  • Caching : Experience with caching tools like Redis , Ehcache , or similar.
  • API Development : Proven experience in designing and integrating RESTful APIs  with robust security measures.
  • Security Practices : Knowledge of OWASP guidelines, authentication protocols (e.g., OAuth, JWT), and encryption techniques.
  • CI / CD Tools : Familiarity with Jenkins  for build, deployment, and integration pipelines.
  • Code Refactoring : Proven ability to refactor legacy codebases and implement design patterns.
  • Version Control : Proficient with Git  and collaborative development workflows.
  • Testing : Hands-on experience with testing frameworks such as JUnit  and Mockito .

    • Preferred Qualifications

  • Familiarity with NoSQL databases  like MongoDB .
  • Experience with containerization tools such as Docker .
  • Basic knowledge of Linux administration  for deployment and troubleshooting.
  • Knowledge of performance profiling tools and APM solutions.
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    Java Developer • Cairo, Cairo Governorate, EG

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