Back End Developer

CONFLUX SYSTEMS; Toronto; Remote; CAD 80,000 - 120,000; Full time

Job summary

A leading technology company is seeking a mid-senior backend developer to work on innovative cloud-native projects. Candidates will leverage their Java and AWS expertise to create and maintain robust backend services, ensuring high-quality deliverables in a collaborative and flexible working environment. This role emphasizes strong backend development skills, alongside knowledge in Microservices and API design.

Benefits

Work on cutting-edge cloud-native projects

Collaborative, learning-oriented team culture

Flexible work environment

Qualifications

• 3+ years of experience in Java backend development.
• Strong experience with AWS services, Lambda, API Gateway.
• Proficient in Microservices design and development.

Responsibilities

• Develop and maintain backend services using Java and Microservices architecture.
• Design and implement serverless applications with AWS Lambda.
• Build RESTful APIs and manage CI/CD pipelines.

Skills

Java

AWS

Microservices

GitLab

API security

Debugging

Job description

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Work Mode: Remote (Candidate should be in Toronto, Canada)

Mandatory Skills: Backend - Java, AWS Lambda, API Gateway, Microservices, GitLab; Tailwind (Preferred); lottery client experience is preferred

7+ years of experience

Stakeholder Management

Key Responsibilities:

• Develop and maintain backend services using Java and Microservices architecture.
• Design and implement serverless applications using AWS Lambda, API Gateway, DynamoDB, etc.
• Build RESTful APIs and integrate with frontend systems.
• Manage code repositories, CI/CD pipelines, and deployments via GitLab.
• Collaborate closely with frontend developers, product managers, and QA teams to deliver high-quality solutions.
• Write clean, maintainable, and well-tested code.
• Participate in code reviews and provide constructive feedback.

Required Skills & Experience:

• 3+ years of professional experience in Java backend development.
• Strong experience with AWS services, especially Lambda, API Gateway, and serverless architecture.
• Proficient in Microservices design and development.
• Good knowledge of CI/CD tools, preferably GitLab CI/CD.
• Familiar with API security, performance, and scalability best practices.
• Understanding of Git versioning.
• Strong debugging and troubleshooting skills.

Preferred Skills:

• Exposure to Tailwind CSS (plus for backend-frontend collaboration).
• Experience in Agile/Scrum environments.
• Knowledge of Docker/containerization is an advantage.

Why Join Us:

• Work on cutting-edge cloud-native projects.
• Collaborative, learning-oriented team culture.
• Flexible work environment with growth opportunities.

Seniority level

• Mid-Senior level

Employment type

• Contract

Job function

• Information Technology