Performance engineer Jobs in Ajax, ON

Principal Software Engineer – Distributed Systems

Requisition ID : 54536

Location : Oshawa, ON (Hybrid – 3 days remote)

Job Overview

The Principal Software Engineer – Distributed Systems is a senior individual contributor role responsible for designing, building, and evolving highly scalable, resilient, and secure distributed systems. This role serves as a technical authority across one or more delivery teams, setting architectural direction while remaining deeply hands-on in software development.

Approximately 80% of the role is hands-on engineering, with the remaining 20% focused on technical leadership, mentorship, and architectural guidance. The Principal Engineer partners closely with engineering leaders, product teams, and stakeholders to ensure technical solutions align with business objectives and long-term platform strategy.

This role plays a critical part in elevating engineering standards, strengthening system design practices, and fostering a culture of technical excellence across the organization.

Key Responsibilities

Technical Leadership & Architecture

Lead the design and evolution of large-scale distributed systems, ensuring high availability, performance, scalability, and security.

Define and influence architectural standards, design patterns, and technical best practices across teams.

Provide technical guidance on complex system integrations, data flows, and platform modernization initiatives.

Participate in architecture and design reviews, offering deep expertise and pragmatic solutions.

Hands-On Software Development

Actively design, develop, test, and maintain production-grade software across multiple technology stacks.

Contribute high-quality, maintainable, and well-documented code to critical systems.

Troubleshoot and resolve complex technical issues in distributed and cloud-based environments.

Evaluate and adopt new tools, frameworks, and technologies to improve system reliability and development efficiency.

Mentorship & Engineering Excellence

Mentor and coach engineers, strengthening problem-solving skills, system design capabilities, and coding practices.

Promote engineering excellence through code reviews, technical discussions, and knowledge sharing.

Advocate for secure coding practices, performance optimization, and operational excellence.

Collaboration & Strategic Influence

Collaborate with product, platform, security, and operations teams to align technical solutions with business goals.

Influence technical roadmaps and long-term platform strategies through expert input and analysis.

Contribute to cross-team initiatives that improve engineering consistency, velocity, and quality.

Support organizational priorities and strategic initiatives as required.

Qualifications

Education

Bachelor’s degree in Computer Science, Software Engineering, or a related field (or equivalent practical experience).

Experience

15–20 years of progressive software engineering experience, with deep expertise in building and operating distributed systems.

Proven experience acting as a senior technical authority or principal-level engineer within complex environments.

Strong background in system architecture, design patterns, and cloud-native development.

Extensive hands-on experience across multiple technology stacks.

Experience working within Agile delivery models, DevOps practices, and modern CI / CD pipelines.

Demonstrated ability to mentor engineers and raise overall team technical capability.

Strong communication skills with the ability to influence technical direction across teams and stakeholders.

Spirit Omega is committed to a diverse and inclusive workplace. We welcome applications from anyone, including members of Indigenous peoples, Women, visible minorities, persons with disabilities, persons of minority sexual orientations and gender identities, and others with the skills and knowledge to productively engage with diverse communities.

Looking for more opportunities? Check out our website at  jobs.spiritomega.com

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