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Senior Platform Engineer -Python Backend System Design

Job in Toronto, Ontario, C6A, Canada
Listing for: Princeton IT Services, Inc
Full Time position
Listed on 2026-01-01
Job specializations:
  • Software Development
    Senior Developer, Software Engineer
Job Description & How to Apply Below
Position: Senior Platform Engineer -Python Backend  System Design
Job Overview  Senior Platform Engineer – Python Backend & System Design

Location:

Toronto, Canada
Job Type:  Contract
We are looking for a Senior Software Engineer with experience in building highly scalable solutions based on a microservices architecture. As a Senior Software Engineer, you will be working with a highly skilled cross-functional team to enhance our core banking platform.

Reports To:

Software Engineering Manager / Director Software Engineering
Responsibilities And Duties   Design and deliver high quality features and enhancements.
Own the end-to-end delivery of large features within your team that could span 3+ months.
Create technical design specifications in collaboration with other members of the engineering team.
Provide estimates and actively participate in the sprint planning process.
Produce highly secure solutions.
Tune the performance of our distributed system to ensure they operate within our SLAs.
Peer review other engineers’ code.
Mentor other engineers to create good technical solutions to problems and ship code quickly to our customers.
Qualifications And Skills   

Experience with cloud computing and container-based distributed systems (Docker).
Experience working with relational databases (preferably MySQL) and high proficiency with SQL.
Understanding of higher level RDBMS concepts (locking and transaction model, isolation levels, deadlocks, etc.).
Significant experience with at least one dynamically typed, object-oriented programming language (preference for Python).
Great understanding of distributed systems and microservice architecture.
Hands-on experience in using message brokers such as Rabbit

MQ.
Deep understanding of RESTful API development.
Demonstrated ability to work in a fast-paced customer-centric environment.
5+ years of experience in software development.
Excellent communication and organization skills.
Proven experience using code repositories such as Git Hub.
Bachelor’s degree in Computer Science, Software Engineering, or equivalent.
Familiar with Unix-like environments.
Build and integration experience with Payroll Providers and Time & Attendance platforms is highly desirable.
Seniority level   Mid-Senior level

Employment type

Contract
Job function   Engineering and Information Technology
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Position Requirements
10+ Years work experience
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