Gem

Full Stack Engineer (FSE) (Copy)

Gem$90K — $130K *
US-AnywhereRemote in Montreal, QC
Enterprise Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • 3-5+ years of full stack development experience
  • Strong knowledge of React, Tailwind CSS, Node.js, NestJS, TypeScript, and MySQL
  • Experience with Kafka or equivalent messaging systems
  • Familiar with REST APIs and backend integration workflows
  • Proficient in using AI coding tools like Cursor.AI with strong prompting skills
  • Experience with design tools such as Figma
  • Strong communication and teamwork skills
  • Experience using Atlassian tools like JIRA and Confluence
  • Comfortable in an agile, cross-functional team environment

Responsibilities

  • Develop and maintain backend services and REST APIs using NestJS, TypeScript, and MySQL
  • Implement frontend components in React and Tailwind CSS based on product specifications
  • Integrate APIs seamlessly between backend and frontend
  • Support and enhance Kafka messaging infrastructure
  • Collaborate with product and design teams using Figma assets
  • Ensure code is performant, maintainable, and accessible
  • Utilize AI tools to accelerate development with strong prompting skills

Benefits

  • Opportunity to work on impactful projects that enhance consumer commerce
  • Join a passionate, high-performing team with strong values
  • Work in a fast-paced, purpose-driven environment
  • Contribute to a culture that values integrity, pride, humility, and impact
  • Collaboration opportunities in a dynamic and agile work setting
Full Job Description
About the Role

We're looking for a Full Stack Developer to design, build, and enhance features across our backend services and frontend applications. You will work in Node.js/NestJS/TypeScript for backend logic and React/Tailwind CSS for user interfaces, ensuring smooth API integrations and delivering high-quality, user-facing functionality.

You will

  • Develop and maintain backend services and REST APIs using NestJS, TypeScript, and MySQL.
  • Implement frontend components and views in React and Tailwind CSS based on product specifications.
  • Integrate APIs seamlessly between backend and frontend.
  • Support and enhance Kafka messaging infrastructure.
  • Collaborate with product and design teams using Figma assets.
  • Ensure code is performant, maintainable, and accessible.
  • Use AI tools like Cursor.AI to accelerate development with strong prompting skills.


You have

  • 3-5+ years of professional experience working in full stack development.
  • Strong knowledge of React, Tailwind CSS, Node.js, NestJS, TypeScript, and MySQL.
  • Experience with Kafka or similar messaging systems.
  • Familiarity with REST APIs and backend integration workflows
  • Proficiency in using AI coding tools such as Cursor.AI as a co-pilot, with strong prompting skills to accelerate development
  • Experience working with design tools like Figma to translate mockups into production-ready components
  • Strong communication and teamwork skills
  • Experience with using Atlassian tools such as JIRA and Confluence
  • Comfort working in an agile, cross-functional team environment.


A plus, but not required

  • Degree or Advanced Degree (Ph.D. or Master's) in Computer Science, AI, Data Science, or related field.
  • Experience in e-commerce, fraud, anomaly detection, or financial data modeling.
  • Experience with Ruby and Ruby on Rails is a plus
  • Experience with Bootstrap is a plus


Working at Wyllo

We're a high-performing team that is passionate about making commerce a safe, wonderful experience for Brands and Consumers. Our community is driven by values that shape everything we do. We seek passionate and dedicated individuals who align with our core principles; Integrity, Pride, Humility and Impact.

  • Integrity: We do the right thing, even when it's tough, and even if no one sees it. We always consider the customer's best interest in every decision we make.
  • Pride: We know that the work we do is important, and we take great pride in doing it well. We show up every day with the best intentions, ready to deliver superb outcomes for our team, our customers, and ourselves.
  • Humility: We leave our egos at the door, approaching problems as a team, with openness and collaboration. We're willing to be wrong in order to get things right.
  • Impact: We are results-oriented, we take ownership, and we hold ourselves accountable to get things done and deliver results.


If you are excited to collaborate in a fast-paced, purpose-driven environment where your contributions truly matter, we'd love to have you join us!

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