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FullStack developerFreelanceJobsCanada

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FullStack developer

FreelanceJobs
  • CA
    Canada
  • CA
    Canada

About

Role Overview
We are looking for a Technical Lead / Senior Engineer to take ownership of the platform as it moves through final testing, production readiness, and ongoing operation.
This is not a build-from-scratch role. The system is largely complete.
Your focus will be:
Final stabilization and testing
Fixes, improvements, and deployment support
Ongoing technical ownership of the platform
This role is best suited for someone who enjoys operating and maintaining real systems, not just building new ones.
Nature of the Role
Primarily task-based work (assigned tasks, fixes, improvements)
Ongoing relationship with flexible workload
Long-term opportunity to act as the technical owner/operator
Tasks will be assigned based on current priorities (stability, fixes, scaling)
Working Requirements (Non-Negotiable)
Availability Monday–Friday, 9:00 AM – 3:00 PM EST
Real-time collaboration with the team during these hours
Weekend availability when needed for urgent fixes or deployments
What You'll Work On
Final testing and production readiness
Bug fixing and edge case handling
Deployment support and system reliability
Reviewing and refining existing architecture where needed
Ongoing improvements and technical updates
Supporting scaling as usage increases
Compensation & Incentives
Task-based / hourly compensation (based on scope of work)
Performance-based bonuses tied to:
Successful production deployment
System stability and uptime
Growth milestones (e.g., onboarding customers, platform usage)
Required Experience
Strong experience maintaining and stabilizing production systems
Backend and architecture experience or Python preferred)
Experience with debugging, deployments, and issue resolution
Familiarity with cloud infrastructure and databases
Ability to take ownership of an existing codebase quickly
Ideal Candidate
Senior engineer or technical lead experience
Strong ownership mindset
Pragmatic and execution-focused
Comfortable in a fast-paced startup environment
Clear communicator and reliable operator
Technical Environment
Frontend: React,
Backend: / Python
Database: PostgreSQL / Supabase
Storage: AWS S3 / Supabase Storage
Infrastructure: Vercel, Supabase
Please Include in Your Application
Examples of systems you've maintained or stabilized
Experience working with existing codebases
Your approach to stabilizing near-production systems
Confirmation of availability (9 AM – 3 PM EST + weekends if needed)
Your hourly rate or task-based pricing
Company
Founder: Tomas Hladnik (LinkedIn)
Company Page: DentalScan (LinkedIn)
Additional Notes
This is an ongoing contract role with flexible, task-based scope
Workload may vary depending on current priorities
DentalScan is an equal opportunity organization
Contract duration of more than 6 months. with 40 hours per week.
Mandatory skills: , API, React, TypeScript,
  • Canada

Languages

  • English
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