Principal Java/ Spring Boot Developer

3 days ago

Islamabad, Islamabad, Pakistan Confiz Full time

The Senior Java Developer will play a critical role in designing, developing, and maintaining scalable and secure applications using Java and Spring Boot. This position requires a seasoned professional with 5+ years of hands-on experience in Java.

Responsibilities

  • Design, develop, and maintain secure and scalable applications in Java and Spring Boot.
  • Implement robust RESTful and SOAP APIs for seamless integration across services.
  • Employ microservices to enhance scalability and integration flexibility.
  • Work with JSON and XML to manage data interchange and serialization/deserialization effectively.
  • Use design patterns and architectural best practices to ensure efficient, maintainable code.
  • Lead system and component design reviews for compliance with standards.
  • Implement encryption protocols (e.g., AES, RSA, TLS) to secure data storage and transmission.
  • Ensure communication protocols are secure and compliant with industry standards.
  • Manage deployment processes, minimizing downtime and ensuring reliable rollback mechanisms.
  • Troubleshoot post-deployment issues and monitor system stability.
  • Build and manage CI/CD pipelines using Jenkins, GitLab CI, or GitHub Actions to automate testing and configuration management.
  • Develop schemas, optimize queries, and integrate with databases such as MySQL, PostgreSQL, and Oracle.
  • Experience with NoSQL databases (e.g., MongoDB, Redis) is beneficial.
  • Ensure secure communication standards, with knowledge of HTTP methods and status codes.
  • Conduct unit, integration, and functional testing with frameworks like JUnit and Mockito.
  • Work closely with cross-functional teams (Product, DevOps, QA) and mentor junior developers, promoting best practices in code quality and documentation.

Requirments
  • Java: Expertise in Java (preferably Java 11+).
  • Spring Framework: Advanced knowledge of Spring Boot, Spring Data, Spring Security, and Spring Cloud.
  • Design Patterns & Microservices: In-depth understanding of design patterns and experience with microservices architectures.
  • APIs & Data Formats: Proficiency with RESTful and SOAP APIs, JSON, and XML.
  • CI/CD Pipelines: Experience with Jenkins, GitLab CI, or GitHub Actions.
  • Database Management: Hands-on experience with relational databases and familiarity with NoSQL.
  • Version Control & Testing: Git for version control; JUnit, Mockito for testing.
  • Cloud & Containerization: Familiarity with AWS; experience with Docker and Kubernetes is a plus.
  • Proficiency with containerization and orchestration tools such as Docker and Kubernetes is preferable.

We have an amazing team of 700+ individuals working on highly innovative enterprise projects & products. Our customer base includes Fortune 100 retail and CPG companies, leading store chains, fast-growth fintech, and multiple Silicon Valley startups.

For e.g, What makes Confiz stand out is our focus on processes and culture. Confiz is ISO 9001:2015 (QMS), ISO 27001:2022 (ISMS), ISO 20000-1:2018 (ITSM) and ISO 14001:2015 (EMS) Certified. We have a vibrant culture of learning via collaboration and making workplace fun.

People who work with us work with cutting-edge technologies while contributing success to the company as well as to themselves.

To know more about Confiz Limited, visit: https://www.linkedin.com/company/confiz-pakistan/
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