We are seeking an experienced and detail-oriented

Java / J2EE Developer to join our development team. In this role, you will design, develop, and maintain high-performance enterprise applications. The ideal candidate will have deep expertise in Core Java, Spring Boot, and J2EE architecture, alongside strong hands-on experience with Relational Databases. Familiarity with Mainframe systems or IBM Master Data Management (MDM) is a strong advantage.

Key Responsibilities

- Application Development:

Design, build, and maintain scalable backend services and microservices using

Java

,

Spring Boot

, and

J2EE frameworks.

- Database Management:

Write, optimize, and maintain complex SQL queries, stored procedures, and database schemas using relational databases (e.g., Oracle, PostgreSQL, MySQL, SQL Server).

- System Architecture & Integration:

Collaborate with cross-functional teams to integrate up-to-date backend services with enterprise legacy systems.

- Code Quality & Best Practices:

Participate in code reviews, write unit tests, and ensure code quality, reliability, and security standards.

- Troubleshooting:

Diagnose and resolve technical issues, performance bottlenecks, and system bugs in a production environment.





Required Qualifications

- Core Technical Skills:

- 10+ years of professional experience in enterprise application development using

Java (8+)

and

J2EE

.

- Strong expertise in building microservices and RESTful APIs using

Spring Boot and Spring Framework.

- Solid understanding of object-oriented programming (OOP), design patterns, and multithreading concepts.

- Database Expertise:

- Proven experience with

Relational Databases (RDBMS)

such as Oracle, PostgreSQL, or SQL Server.

- Proficiency in writing and tuning SQL queries, object-relational mapping (ORM) frameworks like Hibernate or JPA.

- Software Engineering Principles:

- Hands-on experience with version control systems (Git) and CI/CD pipelines (Jenkins, GitLab, etc.).

- Experience working in an Agile/Scrum development environment.

Nice-to-Have Skills

- Exposure to or experience working with

Mainframe systems

(COBOL, JCL, DB2).

- Experience with

IBM Master Data Management (IBM MDM)

solutions.

- Experience with cloud platforms (AWS, Azure, or GCP) and containerization (Docker, Kubernetes).

📌 Senior Java /EE Developer (Greater Toronto Area)
🏢 Tamanna Technology
📍 Greater Toronto Area