Middle/Senior Java Backend Developer Spring

Top 3 Reasons To Join Us The Job

Project Overview

• The 'Co-op University Integrated System' is a multi-service ecosystem (F&B, Bookstore, Member Capital) designed for the university environment. The project demands absolute precision in financial logic and complex system integration.

Key Responsibilities

• Develop and maintain backend services using Java Spring Boot.
• Build the Dividend Calculation Engine and Member Capital Management modules.
• Implement Concurrency Control mechanisms for limited-inventory menu items across multiple channels.
• Integrate with third-party systems via APIs: Ecount ERP, Firm Banking, and VAN (Non-PG) payment gateways.
• Enforce security standards: RBAC, Data masking, and OAuth2/TOTP authentication.

Your Skills and Experience

• Minimum 3 years (Middle) or 5 years (Senior) of experience in the Java Spring Ecosystem.
• Proficiency in Spring Boot, Spring Security, and Hibernate/JPA.
• Strong experience with Relational Databases (PostgreSQL/MySQL) and Transaction optimization.
• Knowledge of Message Queues (Kafka/RabbitMQ) and Microservices architecture.
• Prior experience in Fintech, Banking, or E-commerce sectors is highly preferred.
• Strong problem-solving skills and the ability to work independently in a freelance capacity.

Why You'll Love Working Here

• Competitive compensation based on project milestones.
• Professional environment with comprehensive technical documentation (Spec/WBS).
• Opportunity for long-term collaboration on future system expansions.