Senior Backend Engineer - Python

Lumenalta; Canada; Remote; CAD 80,000 - 120,000; Full time

Job summary

A leading company is seeking a Senior Backend Engineer - Python to design and build scalable backend systems. Candidates should have over 7 years of experience in backend development with expertise in Python, AWS, and GraphQL, and be proficient in CI/CD practices. This role involves collaborating with cross-functional teams to deliver robust solutions.

Qualifications

• 7+ years of backend development experience.
• Strong focus on Python and cloud infrastructure, preferably AWS.
• Experience building GraphQL APIs or RESTful services.

Responsibilities

• Design and maintain scalable backend systems using Python and AWS.
• Implement microservices for distributed systems.
• Write efficient, testable code for mission-critical features.

Skills

Python

AWS

GraphQL

CI/CD

Problem Solving

Job description

Join to apply for the Senior Backend Engineer - Python role at Lumenalta

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Join to apply for the Senior Backend Engineer - Python role at Lumenalta

At Lumenalta, we partner with global enterprises to build and scale high-impact digital products. Our engineering teams work on complex, production-grade systems that power real-world experiences for millions of users.

What You’ll Do

• Design, build, and maintain scalable backend systems using Python, GraphQL, and AWS services
• Implement microservices that interact with distributed systems and cloud infrastructure
• Write robust, testable, and efficient code to support mission-critical features
• Collaborate with front-end developers, product managers, and other backend engineers to deliver complete end-to-end solutions
• Develop and manage serverless applications using AWS Lambda, DynamoDB, and ECS
• Monitor system performance and help drive improvements in reliability and scalability
• Participate in code reviews, technical design discussions, and sprint planning
• Contribute to automation efforts across CI/CD, testing, and deployment

What We’re Looking For

• 7+ years of backend development experience, with a strong focus on Python *Experience building and maintaining GraphQL APIs or RESTful services *Proven experience working with cloud infrastructure – preferably AWS Lambda, DynamoDB, ECS, and S3 *Strong grasp of data modeling, system design, and distributed systems *Familiarity with CI/CD practices and cloud-native development *Experience writing unit, integration, and performance tests *A pragmatic problem-solver who can balance shipping with long-term scalability *Excellent communication skills and the ability to work independently in a remote team

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Contract

Job function

• Job function

  Engineering and Information Technology

• Industries

  IT Services and IT Consulting

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