Senior Full-Stack Developer (Node.js/React/Golang)

Lightspeed; Montreal; Hybrid; CAD 90,000 - 120,000; Full time

Job summary

A leading technology company in Montreal is seeking a Senior Full Stack Developer to join their B2B Core team. The role involves developing web applications using Node.js, React.js, and Go/Golang, collaborating across teams, and promoting best practices. Ideal candidates will have 6+ years of experience and strong system design skills. The position offers a flexible and inclusive work environment with significant growth opportunities.

Benefits

Flexible paid time off

Health insurance

RRSP pension contributions

Health and wellness benefit of $500/year

Training opportunities

Social activities and fully stocked kitchen

Qualifications

• Minimum 6+ years of experience as a Full Stack Developer.
• Strong system design experience for highly scalable systems.
• Proficiency with React and Node.js; Golang experience is valued.
• Experience with refactoring and modernization of legacy codebases.

Responsibilities

• Develop and maintain web applications using Node.js, React, and Go/Golang.
• Lead initiatives with your team and mentor junior developers.
• Integrate web applications with third-party services and APIs.

Skills

Node.js

React.js

Go/Golang

MongoDB

PostgreSQL

Kubernetes

Docker

Cloud services (GCP, Azure, AWS)

Agile development methodologies

Education

Bachelor's degree in Computer Science or related field

Job description

Overview

Senior Full Stack Developer with expertise in Node.js, React.js, Go/Golang, and databases such as MongoDB and PostgreSQL to join the B2B Core team. Focus on building high-quality web applications that support merchants and retailers with flexible processes.

What you’ll be doing:

• Develop and maintain web applications using Node.js, React, and Go/Golang
• Collaborate with designers, product managers, and engineers to develop new products, features, and improve existing ones
• Ensure high performance and user experience across web applications
• Own and be accountable for your work
• Write clean, tested, maintainable, and efficient code; contribute to code reviews
• Integrate web applications with third-party services and APIs
• Lead initiatives with your team
• Mentor junior developers and contribute to engineering culture and best practices

What you need to bring:

• Minimum 6+ years of experience as a Full Stack Developer
• Strong system design experience for highly scalable systems
• Proficiency with React and Node.js; Golang experience is valued
• Proficient with document-based and relational databases
• Experience with Kubernetes and Docker
• Familiarity with cloud services (GCP, Azure, or AWS)
• Knowledge of serverless computing
• Bachelor's degree in Computer Science, Software Engineering, or related field (or equivalent experience)
• Strong ownership mentality, problem-solving skills, and attention to detail
• Excellent communication and collaboration skills
• Experience with agile development methodologies
• Understanding of software development principles, design patterns, and best practices
• Proven track record of delivering high-quality software on time
• Experience with refactoring and modernization of legacy codebases, breaking monoliths into microservices/microfrontends

What’s in it for you:

• Join a growing team with opportunities to move to the next level
• Amazing benefits and equity for all Lightspeeders
• Continuous development of skills and business acumen with growth opportunities
• Autonomy and flexible work culture
• Time to explore and learn at work
• Opportunity to join cultural and technical committees
• Growth opportunities into technical or people management roles
• Fast-paced, high-growth company environment
• Inclusive Lightspeed family culture within a diverse workforce

Benefits

• Lightspeed equity scheme
• Flexible paid time off and remote work policies
• Health insurance
• RRSP pension contributions
• Health and wellness benefit of $500/year
• Paid leave and assistance for new parents
• Mental health resources
• Training opportunities to grow skills and career
• Volunteer day
• Fully stocked kitchen and social activities

To all recruitment agencies: Lightspeed does not accept unsolicited agency resumes. Lightspeed is an equal opportunity employer and is committed to creating an inclusive and barrier-free workplace. Accommodations are available on request for candidates taking part in the selection process.

Where to from here?

Check out our career page for more details. Lightspeed is building communities through commerce and welcomes applicants from diverse backgrounds and experiences. Founded in 2005, Lightspeed operates globally and serves retail, hospitality, and golf businesses in over 100 countries.

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