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Senior Backend Engineer Focused on Scalable Secure Solutions

US Mobile
Full Timesenior
Toronto, Ontario, CAPosted April 6, 2026

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PythonJavaSpringAWSMongoDBGitRabbitMQAPI

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Job Description

Join as a Senior Backend Engineer dedicated to developing secure backend solutions. Engage in shaping a transformative connectivity platform by managing APIs and enhancing online security.

This position is crucial for building scalable and secure services for a growing user base. You'll design and maintain backend systems while safeguarding user data and implementing effective threat detection measures. Collaborate closely with product and technical teams to ensure mission-critical systems are reliable.

Key Responsibilities:

  • Design and build RESTful APIs in Java or Python
  • Create asynchronous communications using RabbitMQ or AWS SQS/SNS
  • Work with MongoDB for efficient data management
  • Contribute to cross-department feature delivery
  • Write unit and integration tests for reliability

Requirements

  • 7+ years of experience in Java and Spring Boot
  • Strong background in online security practices
  • Proven capability in scalable API development
  • Knowledge of NoSQL technologies and Git workflows
  • Excellent communication and teamwork skills

Drive the evolution of backend systems that prioritize security and user trust within a collaborative environment.

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