Back-End Engineer

Location: Toronto (Hybrid – 200 Bay Street)
Engagement: One-year contract with potential for conversion to full-time
Openings: 3

Overview

We are seeking experienced Back-end Engineers to design, build, and scale secure, high-performance backend services in a distributed, cloud-based environment. This role involves owning large features end-to-end, collaborating on system design, and contributing to the reliability and performance of microservice-based platforms.

Responsibilities

Design and deliver high-quality backend features and system enhancements.
Own the end-to-end delivery of large features that may span multiple months.
Collaborate with engineers to create clear technical design specifications.
Provide accurate estimates and actively participate in sprint planning and agile ceremonies.
Develop highly secure backend solutions aligned with best practices.
Tune and optimize the performance of distributed systems to meet service-level objectives.
Conduct peer code reviews to maintain code quality and consistency.
Mentor engineers by sharing best practices and supporting timely, effective delivery.

Required Qualifications and Skills

Strong experience with cloud computing and container-based distributed systems (e.g., Docker).
Hands-on experience with relational databases, preferably MySQL, and advanced proficiency in SQL.
Solid understanding of relational database concepts, including locking, transaction models, isolation levels, and deadlock resolution.
Significant experience with at least one dynamically typed, object-oriented programming language (preference for Python).
Strong understanding of distributed systems and microservices architecture.
Practical experience using message brokers such as RabbitMQ.
Deep knowledge of RESTful API design and development.
Proven ability to work effectively in fast-paced, customer-centric environments.
5+ years of professional software development experience.
Excellent communication and organizational skills.
Proven experience using version control systems such as GitHub.
Bachelor’s degree in Computer Science, Software Engineering, or equivalent practical experience. Comfortable working in Unix/Linux-based environments.