Toronto, On Senior javascript full stack developer Jobs – 111 Openings This Week

Senior Full Stack Developer – Generative AI & Autonomous Agents (10036) Toronto, Canada - Hybrid
Extreme Networks —Toronto, ON
- Full-time
- Hybrid work
- Azure
- DevOps
- Java
Quick apply
Senior Software Support Analyst
EllisDon Group —Mississauga, ON
- $90,000–$120,000 a year
- Full-time
- JavaScript
- APIs
- Python
Full Stack Developer, ADaPT (English Services) (Hybrid/Telework)
CBC/Radio-Canada —Toronto, ON
- Full-time
- Remote
- Bilingual
- Computer science
- Azure
- Work from home
- Flexible schedule
3d
Staff Back End Engineer (Applications)
Forma.ai —Toronto, ON
- Java
- Databases
- SQL
- Disability insurance
- Dental care
Quick apply
Principal Software Engineer - Platform, Identity and BI
Calabrio —Toronto, ON
- On call
- Remote
- DevOps
- Java
- SQL
- Designated paid holidays
- Disability insurance
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Senior Integrations Consultant
MaintainX —Toronto, ON
- Full-time
- Hybrid work
- Oracle
- Computer Science
- Engineering
- Dental care
- Paid time off
Quick apply
12d

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Senior Full Stack Developer – Generative AI & Autonomous Agents (10036) Toronto, Canada - Hybrid

Extreme Networks -
Toronto, ON

Quick apply

Job details

Full-time

Qualifications

CI/CD
Azure
CSS
React
Kubernetes
Full-stack development
DevOps
NoSQL
Google Cloud Platform
Java
Databases
Microservices
SQL
AWS
Docker
JavaScript
Distributed systems
Redis
RabbitMQ
SASS
REST
Redux
Angular
APIs
Kafka
GraphQL
gRPC
TypeScript
Communication skills
Python
HTML

Full job description

We are seeking an experienced Senior Full Stack Developer with deep expertise in backend systems (Java, Python, microservices) and modern UI frameworks (Angular, React) to join our high-performing agile team.

This role focuses on building robust, scalable, and user-friendly end-to-end solutions for GenAI applications, combining cutting-edge backend services with intuitive front-end experiences.

Key Responsibilities

Full Stack Development:
Design, implement, and optimizeend-to-end solutions for GenAI applications, from backend services to user-facing interfaces.
Build modular and reusable UI components in Angular and React, ensuring responsive and accessible interfaces.
Develop and optimize backend services and APIs (REST, GraphQL, gRPC) to support real-time AI-driven applications.
Backend Engineering:
Architect and maintaindistributed microservices (synchronous and asynchronous) using Java, Python, and FastAPI.
Integrate ML models into scalable, production-ready systems in collaboration with ML engineers and scientists.
Manage workflow orchestration with DAGs and asynchronous task queues.
Implement automated testing, CI/CD pipelines, containerization (Docker, Kubernetes), and cloud-native deployments (AWS, Azure, GCP).
Ensure security, performance optimization, and fault tolerance in backend systems.
Frontend Engineering:
Collaborate with UX and product teams to create human-in-the-loop AI experiences with Angular and React.
Implement robust state management (Redux, NgRx, or equivalent) for real-time, data-intensive applications.
Optimize rendering, bundle size, and performance for enterprise-scale UIs.
Lead UI testing (Jest, Cypress, Playwright, Jasmine, Karma) to maintain quality and reliability.
Collaboration & Leadership:
Work closely with cross-functional teams to deliver cohesive GenAI-powered products.
Mentor junior developers, promote coding standards, and drive best practices across front-end and back-end development.
Communicate effectively with technical and non-technical stakeholders, ensuring transparency and alignment.

Qualifications

10+ years of professional experience as a full stack or combined backend/frontend engineer.
Backend expertise:

Strong skills in Java and Python, with experience in microservices and distributed systems.

Deep knowledge of FastAPI, OpenAPI, gRPC, and asynchronous workflows.

Proficiency with SQL and NoSQL databases, distributed computing (Kafka, Redis, RabbitMQ), and performance optimization.

Frontend expertise:

Expert-level experience with Angular and React, including TypeScript, JavaScript (ES6+), HTML5, CSS3/SASS.

Strong grasp of state management frameworks (Redux, NgRx, etc.).

Proven ability to build responsive, accessible, and performant enterprise UIs.

Cloud & DevOps: Hands-on with AWS/Azure/GCP, Docker, Kubernetes, and CI/CD pipelines.
Strong understanding of security best practices across the stack.
Excellent collaboration, problem-solving, and communication skills.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

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senior javascript full stack developer jobs in toronto, on

Senior Full Stack Developer – Generative AI & Autonomous Agents (10036) Toronto, Canada - Hybrid

Senior Software Support Analyst

Full Stack Developer, ADaPT (English Services) (Hybrid/Telework)

Staff Back End Engineer (Applications)

Principal Software Engineer - Platform, Identity and BI

Senior Integrations Consultant

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