Backend Developer (Java) at Tezza Business Solutions Ltd

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.