Lead Frontend Developer Jobs in Ontario (NOW HIRING)

See What We're All AboutAs the fastest-growing distributor of restaurant equipment, HVAC and residential appliance parts, we like to do things a little differently. First, you need to understand and demonstrate our Core Values with safety being your first priority. That's key. But we're also looking for unique enthusiasm, high integrity, courage to embrace change...and if you know a few jokes, that puts you on the top of our list!Do you have a genius-level knowledge of original equipment manufacturer parts? If not, no problem! We're more interested in passionate people with fresh ideas from different backgrounds. That's what keeps us at the top of our game. We're proud that our workplace has been recognized for its growth and innovation on the Inc. 5000 list 15 years in a row and the Crain's Fast 50 list ten times. We are honored to be voted by our Chicagoland team as a Chicago Tribune Top Workplace for the last four years.If you're ready to roll up your sleeves, go above and beyond and put your ambition to work, all while having some fun, let's chat – Apply Today!PerksParts Town Pride – check out our virtual tour and culture!Quarterly profit-sharing bonusHybrid Work scheduleTeam member appreciation events and recognition programsVolunteer opportunitiesAll the traditional benefits like health, dental and life insurance, RRSP/DPSP match, employee assistance programs and time away - don't worry, we've got you covered.The Job at a GlanceAs a Principal Backend Engineer, you will design, architect, and optimize scalable microservices that power our eCommerce and enterprise platforms. You'll drive backend architecture and ensure seamless integration across systems like commerce, CMS, ERP, PIM, and marketing. Championing best practices in modularization, API design, and event-driven architectures, you'll leverage Node.js, TypeScript, Docker, Kubernetes, and serverless technologies to create secure, high-performance services.You'll own backend engineering policies, CI/CD pipelines, and testing automation to ensure reliable deployments. As a technical leader, you'll define logging, observability, and disaster recovery strategies, ensuring high availability. Collaboration with frontend, DevOps, and data teams will be key to optimizing system performance. Mentoring engineers and contributing to architectural decisions will be central to your role. This position is ideal for someone with extensive experience in backend design and distributed systems.A Typical DayBackend Architecture: Design scalable, cloud-native microservices and ensure seamless interoperability between platforms (eCommerce, CMS, ERP, PIM, marketing)Implementation & Best Practices: Leverage Node.js, TypeScript, Docker, Kubernetes, and serverless technologies to build high-performance services. Advocate for modularization, API-first, event-driven architectures, and domain-driven designEngineering Standards: Establish CI/CD practices, automated testing, and backend tooling standards. Drive adoption of best practices for service-to-service communication (REST, GraphQL, gRPC)Operational Practices: Lead disaster recovery strategies, define observability and logging best practices, and drive automated testing strategiesCross-functional Collaboration: Work with frontend, DevOps, and data teams to optimize APIs, caching, and databases.Mentor engineers and collaborate with other Principal Engineers to ensure engineering excellenceTo Land This OpportunityYou have strong written and verbal communication skills in EnglishYou have 10+ years of experience in backend system design, eCommerce, and distributed applicationsYou're an expert in Node.js, TypeScript, and cloud-native platforms (Azure preferred)You're passionate and knowledgeable of databases (PostgreSQL, MongoDB, Redis), microservices, event-driven architectures (Kafka, NATS), and API standards (REST, GraphQL)You possess experience with unit, integration, and contract testing (Jest, Mocha, Pact) and CI/CD (Terraform, Pulumi)You are a familiar with cloud platforms (AWS, Azure), serverless computing, Kubernetes, and containerizationYou have proven ability to mentor engineers and collaborate across teams.About Your Future TeamThe Ecommerce team is a fast-growing group that embraces the rapid change that comes with incredible growth. We bring our whole selves to work each day - personality and all - in true Parts Town style.At Parts Town, we value transparency and are committed to ensuring our team members feel appreciated and supported. We prioritize our positive workplace culture where collaboration, growth, and work-life balance are celebrated. Parts Town is a pay-for performance company. In addition to base pay, some roles offer a profit-sharing program, and an annual bonus depending on the role. Our comprehensive benefits package includes health, dental, vision insurance, RSP with match, employee assistance programs, paid time off, paid personal emergency leave, paid holidays, paid parental leave, and professional development opportunities.Parts Town is an equal opportunity employer committed to creating an inclusive, accessible, and welcoming workplace where everyone can thrive. We celebrate diversity and are committed to fostering a culture of respect, belonging, and equal opportunity. Accommodation is available upon request throughout the recruitment, selection, and employment process. If you require a reasonable accommodation, please let us know and we will work with you to meet your needs.