Senior full stack engineer (python + react) Jobs

Senior Software Developer
Rentsync —St. Catharines, ON
- $120,000–$130,000 a year
- Full-time
- Remote
- Azure
- Databases
- AWS
Quick apply
Sr. Software Engineer - (REMOTE)
eXp World Holdings —Canada
- $100,000–$120,000 a year
- Remote
- SQL
- AWS
- Software development
- Designated paid holidays
- Paid sick leave
Full Stack Developer - Senior
Omega Solutions Inc —Canada
- Full-time
- Remote
- Azure
- AWS
- Python
Quick apply
5d
Senior Principal Software Developer, Precisely AI Studio
Precisely Inc. —Canada
- Computer science
- Engineering
- AWS

More jobs to discover

Find similar jobs that you might be interested in.

Technical Sales Specialist
Kogi Environmental Solutions —Edmonton, AB
Must be based in Edmonton, AB, with a valid driver’s license and ability to travel across Canada and the U.S. With APEGA, or possess a degree from an Engineers…
$39 an hour
Quick apply
Senior Firmware Developer
3 Step Recruitment Inc —Abbotsford, BC
Support continuous improvement of development processes. 3 Step Recruitment and/or our Clients may use, from time to time, AI-assisted tools to support the…
$95,000–$110,000 a year
Quick apply

Show more similar jobs

Explore jobs in cities nearby

Check out jobs in cities near your current location, Columbus

Senior Software Engineer
Scotiabank —Toronto, ON
5–7 years of hands on experience building and supporting enterprise web applications (design, development, testing, and production support).
Senior Full-Stack Engineer, AI Platform
Pairenthesis —Toronto, ON
AI/ML research background — publications, research assistantships, or applied ML in production. You will own the full stack — from sovereign cloud…
$29 an hour
Quick apply
10d

I want to receive the latest job alerts for senior full stack engineer (python + react)

By signing in to your account, you agree to SimplyHired's Terms of Service and consent to our Cookie and Privacy Policy.

Explore jobs in more locations

senior full stack engineer (python + react) jobs near

Senior Software Engineer jobs in Guelph, ON

Senior Software Engineer jobs in Burnaby, BC

Software Development Student jobs in Edmonton, AB

Senior Software Engineer jobs in Montréal, QC

Senior Technical Support jobs in Toronto, ON

Senior Software Engineer jobs in Campbell, AB

Sales Engineer jobs in Vancouver, BC

Senior Software Engineer jobs in Victoria, BC

Senior Software Engineer jobs in Vancouver, BC

Design Engineer jobs in Toronto, ON

Senior Software Engineer jobs in Brampton, ON

Operating Power Engineer jobs in Hamilton, ON

Senior Project Manager jobs in Toronto, ON

Senior Software Engineer jobs in Surrey, BC

Full Stack Developer jobs in Niagara, ON

Full Stack Developer jobs in Richmond, BC

C++ Developer jobs in Calgary, AB

Full Stack Developer jobs in Toronto, ON

Software Developer jobs in Montréal, QC

Full Stack Developer jobs in Remote

Senior Software Developer

Rentsync -
St. Catharines, ON

Quick apply

Job details

Full-time
$120,000–$130,000 a year

Qualifications

Jira
Authentication
Azure
Node.js
Law
MCP
React
Microsoft SQL Server
Git
Databases
AWS
Analysis skills
Docker
PostgreSQL
REST
GitHub
APIs
GraphQL
AI
TypeScript
Communication skills
Python
Debugging
MySQL

Full job description

About Rentsync:
Rentsync is an award-winning, high-growth organization that provides high quality websites, marketing services, and software solutions to the rental and property management industry throughout Canada and the United States.

About the Role:

We're building the AI products that will define the next decade of rental housing technology. We're looking for a senior engineer who doesn't just use AI tools, but ships production systems on top of them.

What you'll build:

Software features and products in the rental housing / proptech landscape
Production LLM-powered features and agents
Eval harnesses, prompt versioning, and observability
Integrations via MCP and APIs

Stack you may work with:

TypeScript / Node · React / VueJS / Vite / Tailwind · PostgreSQL / MySQL / MsSQL · Python · CloudFlare · AWS · Azure · MCP · and more

This is a hybrid/remote position, all qualified candidates are encouraged to apply, however preferential consideration may be given to individuals who can report to one of Rentsync’s regional offices (located in Toronto, St. Catharines and Montreal) 2 days per week on average. Only candidates who currently reside in and are authorized to work in Canada are eligible to be considered for this role.

Duties & Responsibilities:

Design, develop, test, and maintain scalable web applications across the full stack
Write clean, maintainable, well-tested, and well-documented code following established best practices
Participate in architectural discussions and contribute to technical design decisions
Design, maintain, and optimize database schemas and queries
Develop and maintain background processing and job queues
Integrate and maintain third-party APIs and external service integrations
Implement caching strategies and performance improvements
Monitor, troubleshoot, and resolve production issues in a timely manner
Participate in code reviews to ensure code quality, security, and adherence to standards
Collaborate with product managers, designers, and stakeholders to translate business requirements into technical solutions
Contribute to sprint planning, estimation, and Agile ceremonies using Jira
Maintain application security best practices, including proper authentication, authorization, and data protection
Assist in deployment and environment configuration across cloud infrastructure, with applications containerized using Docker
Continuously evaluate and recommend improvements to systems, tooling, and development processes
Design and ship AI products
Collaboratively establish patterns others adopt; reference implementations, scaffolding, standards
Partner with product and operations

Required Knowledge, Skills & Abilities:

Strong backend development skills and comfort across modern frontend frameworks
Sound judgment on reliability, cost, latency, and security trade-offs in AI systems
You build with AI daily
Senior-level communication: you can explain a trade-off to an engineer and a stakeholder in the same meeting
Experience designing and consuming RESTful APIs (GraphQL a plus)
Strong analytical, debugging, and problem-solving skills
Effective communicator, able to collaborate across engineering, product, and design
Proficiency with Git and collaborative workflows using GitHub

Essential Qualifications:

6+ years building and shipping production software, with a track record of owning systems end to end
Hands-on experience putting LLMs into production; RAG, agents, tool use, structured outputs, evals

Additional Preferred Qualifications

Workplace experience Python for ML / data work
Workplace experience with autonomous or multi-step agents in production
Background in proptech, marketplaces, or high-volume consumer platforms
Familiarity with Cloudflare's platform (Workers, Zero Trust)
Experience standing up AI observability and eval tooling

Rentsync is an equal opportunity employer. If you are selected to participate in the interview process and require unique accommodations, please don’t hesitate to let us know.

Successful candidates may be required to complete a criminal background check in the final phase of the interview process.

The pay range for this role is:
120,000 - 130,000 CAD per year(Canada)

Pay: $120,000.00-$130,000.00 per year

Quick apply

Refine Your Search

Senior Software Developer

Sr. Software Engineer - (REMOTE)

Full Stack Developer - Senior

Senior Principal Software Developer, Precisely AI Studio

More jobs to discover

Explore jobs in cities nearby

I want to receive the latest job alerts for senior full stack engineer (python + react)

Related Searches

Explore jobs in more locations

Job seeker tools

Employer Tools

Browse

Stay Connected