Senior Software Developer- Kuwait – Diyar United Company

OVERVIEW OF THE ROLE:

The Senior Java & SQL Developer is responsible for architecting, optimizing, and supporting high-performance enterprise applications, with a strong focus on systems handling heavy concurrent usage (e.g., student registration platforms). The role ensures system stability under peak loads, resolves performance bottlenecks, and leads database and application tuning initiatives. The position requires deep expertise in Java backend development, SQL optimization, and real-time production troubleshooting.

Key Responsibilities

• Design and develop scalable, high-performance Java applications.

• Analyze system behavior under load and perform optimizations.

• Perform advanced SQL tuning (execution plans, indexing strategies, query refactoring).

• Identify and resolve performance bottlenecks in application and database layers.

• Lead troubleshooting of production issues (slow response, timeouts, DB locks).

• Optimize database structure, queries, and transactions for maximum efficiency.

• Support and enhance student systems and registration platforms.

• Work closely with infrastructure teams to tune JVM, connection pools, and servers.

• Implement caching, load balancing, and performance improvement techniques.

• Review and improve existing codebase for efficiency and scalability.

• Maintain clear documentation for systems, fixes, and optimizations.

Required Qualifications

• Bachelor’s degree in Computer Science, IT, or related field.

• 5+ years’ experience in Java backend development.

• Strong hands-on experience with SQL performance tuning and optimization.

• Proven experience handling high-concurrency or high-traffic systems.

• Strong knowledge of Java frameworks.

• Experience with REST APIs and system integrations.

• Strong analytical and troubleshooting skills in production environments.

Job Details

Preferred Candidate

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