Location: Remote
Employment Type: Contract
About the Role
We are seeking an experienced Backend Developer (Java) to design, build, and maintain scalable, high-performance backend systems. The ideal candidate has strong expertise in Java-based microservices architecture, is comfortable with cloud-native applications, and can work collaboratively in an agile environment to deliver reliable and efficient software solutions.
Key Responsibilities
- Design, develop, and maintain backend services and APIs using Java and related frameworks (Spring Boot, Hibernate, etc.).
- Architect and implement scalable microservices that support business applications and integrations.
- Optimize system performance, ensuring high availability, scalability, and security.
- Collaborate with frontend developers, DevOps engineers, and product managers to deliver end-to-end solutions.
- Implement data storage solutions (SQL and NoSQL databases) and optimize database queries.
- Integrate external systems and third-party APIs securely and efficiently.
- Participate in code reviews, ensure adherence to best practices, and maintain high code quality.
- Troubleshoot production issues, perform root cause analysis, and implement robust fixes.
- Contribute to CI/CD pipelines and automated testing frameworks.
- Stay current with emerging technologies, frameworks, and industry trends.
Required Qualifications
- Bachelor’s degree in Computer Science, Engineering, or a related field.
- 7–10 years of professional backend development experience with Java.
- Strong hands-on experience with Spring Framework (Spring Boot, Spring Security, Spring Cloud).
- Proven experience building and deploying microservices architectures.
- Proficiency with RESTful API design and development.
- Experience with Relational (MySQL, PostgreSQL) and NoSQL (MongoDB, Redis) databases.
- Solid understanding of software design patterns, data structures, and algorithms.
- Experience with containerization and orchestration tools (Docker, Kubernetes).
- Familiarity with CI/CD tools (Jenkins, GitLab CI, CircleCI) and version control (Git).
- Strong debugging, performance tuning, and problem-solving skills.
Preferred Qualifications
- Experience with cloud platforms such as AWS, Azure, or GCP.
- Knowledge of message brokers (Kafka, RabbitMQ, or ActiveMQ).
- Exposure to API gateways, authentication, and authorization protocols (OAuth2, JWT).
- Experience in test-driven development (TDD) and automated testing frameworks (JUnit, Mockito).
- Familiarity with DevOps principles and infrastructure-as-code tools (Terraform, Ansible).
- Contribution to open-source projects or technical communities.
Soft Skills
- Excellent communication and collaboration skills.
- Strong analytical thinking and attention to detail.
- Ability to mentor junior engineers and review peer code.
- Self-driven, proactive, and adaptable to a fast-paced environment.
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