Senior Software Developer, Node/React

Lightspeed (Formerly SEOshop)

full-time

Posted on: 9/28/2025

Location Type: Hybrid

Location: Ottawa • 🇨🇦 Canada

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Senior

AWSAzureCloudCypressDockerGoGoogle Cloud PlatformJavaJavaScriptKubernetesNode.jsReact

About the role

Develop and maintain our web applications using Node.js, React, and Java
Collaborate with our team of designers, product managers, and engineers to develop new products, features and improve existing products
Ensure the highest level of performance and user experience for our web applications
Own and be accountable for your work
Write code that is clean, tested, maintainable, and efficient; encourage others to do so via meaningful code reviews
Work with your team and other teams to integrate our web applications with third-party services and APIs
Lead initiatives with your team
Mentor junior developers and contribute to our engineering culture and best practices

6+ years of experience as a full stack developer
Very proficient with React, Node.js, and Java and backend web development technologies
Proficient with Elastic, document-based, and relational databases
Experience with Kubernetes, Docker and cloud services such as GCP, Azure, or AWS
Bachelor's degree in Computer Science, Software Engineering, or a related field (or equivalent experience)
An extreme ownership mentality
Strong problem-solving skills and attention to detail
Experience with agile development methodologies
Strong understanding of software development principles, design patterns, and best practices
Proven track record of delivering high-quality software projects on time
As a global company with employees and clients outside of Quebec, fluency in English as a working language is required
Nice to have: Experience with Go/Golang and knowledge of serverless computing
Nice to have: Experience with Cypress and Test Automation
Nice to have: Experience with observability, metrics, and monitoring

Benefits

Lightspeed equity scheme (we are all owners).
Flexible paid time off and remote work policies.
Health insurance.
Contributions to your pension plan - RRSP.
Health and wellness benefit of $500 per year.
Paid leave and assistance for new parents.
Mental health online platform and counseling & coaching services.
Training opportunities to grow your skills and career.
Volunteer day.
Fully stacked kitchen (hot and cold beverages, meals served).
Happy hours to build your relationships with colleagues after work.
Lots of autonomy, flexible work culture.
Innovation time to explore and learn at work.
Shaping the company by joining cultural & technical committees.
Tons of growth opportunities into technical or people management roles.
Opportunity to join a fast-paced, high-growth company.
Opportunity to learn, expand your skill set, forge wonderful relationships and make your mark within the diverse and inclusive Lightspeed family.

Tip: use these terms in your resume and cover letter to boost ATS matches.

Node.jsReactJavaElasticKubernetesDockerGCPAzureAWSCypress

problem-solvingattention to detailextreme ownershipmentoringcollaborationleadershipaccountabilitycommunicationagile methodologiescode review

Bachelor's degree in Computer ScienceBachelor's degree in Software Engineeringrelated field degree