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Sapsol Technologies Inc

Mississauga / Global

Java Backend Developer

Job Description

Key Responsibilities Design, develop, and maintain backend services using Core Java and Spring Boot

Build and manage Microservices-based architecture

Develop and consume RESTful APIs

Work with SQL and/or NoSQL databases for data storage and retrieval

Collaborate with frontend developers, DevOps teams, and stakeholders

Optimize application performance, scalability, and security

Participate in code reviews, testing, and deployment processes

Troubleshoot and resolve production issues

Required Skills Strong experience in Core Java

Hands‑on expertise in Spring Boot

Experience with Microservices architecture

Solid understanding of REST API development

Experience with SQL (MySQL, PostgreSQL) and/or NoSQL databases (MongoDB, Cassandra)

Good understanding of data structures and algorithms

Familiarity with Git and version control systems

Preferred Skills (Nice to Have) Experience with cloud platforms (AWS/Azure)

Knowledge of Docker / Kubernetes

Exposure to CI/CD pipelines (Jenkins, GitHub Actions)

Understanding of security best practices (OAuth, JWT)

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