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Full Stack Programmer Jobs in East York, ON (NOW HIRING)

Alquemy

Full Stack Engineer

Toronto, ON · On-site

Full Stack Engineer About the Role We are seeking an Full Stack Engineer to design, develop, deploy, and support AI-powered applications using modern large language model (LLM) technologies. You will ...

HR à la carte

Full Stack Developer

Toronto, ON · On-site

Position Full Stack Developer Location Toronto, ON (100% onsite) Employment Type New, Full-Time Permanent position Salary $110,000 - $125,000 (depending on experience) plus incentive compensation ...

Customerization

Full-Stack Developer

Concord, ON · On-site

CA$80K - CA$100K/mo

Full-Stack Developer ⬝ In-office, full-time position in Vaughan ⬝ Relevant education only ⬝ Probation period: 3 months ⬝ Salary range depending on experience: CAD$80-100K About the role A ...

Alquemy

Full Stack Developer

Toronto, ON · On-site

Full Stack Developer About the role: We are seeking a Full Stack Developer to design, develop, test, deploy, and support software solutions throughout the full software development lifecycle. You ...

1Valet

Senior Full-Stack Developer

Toronto, ON · Remote

Senior Full-Stack Developer Location: Ottawa, ON (Remote) About the Role We are looking for a Senior Full-Stack Developer to join one of our development squads and help build new features for the ...

Quantiphi, Inc.

Full Stack Developer

Toronto, ON · Remote

Full Stack Software Developer Experience Level: 5-10 yrs Work Location: US East/Canada (Remote) Role Overview: We're looking for a Full Stack Software Developer to design and build scalable, high ...

Fiera Capital Corp.

Senior Full Stack Engineer

Toronto, ON · Hybrid

CA$120K - CA$145K/yr

We are looking for a Senior Full Stack Engineer to help design, build, and support modern technology solutions for an asset management firm. This role will work closely with Trading, Operations ...

Mattermost

Senior Full Stack Engineer

Toronto, ON · On-site +1

CA$132K - CA$181K/yr

We are seeking a Senior Full Stack Engineer to help build and scale Mattermost's core web platform for teams operating in defense and critical infrastructure sectors. You will contribute across our ...

Basetwo

Software Engineer, Full Stack

Toronto, ON · Remote

  • Medical

  • Dental

  • Vision

  • Life

Ingest and connect siloed databases The Role As a Full Stack Engineer, you will be working on one or more of our new product initiatives. You will maintain a close working relationship with our ...

Basetwo

Software Engineer, Full Stack

Toronto, ON · On-site +1

  • Medical

  • Dental

  • Vision

  • Life

Ingest and connect siloed databases The Role As a Full Stack Engineer, you will be working on one or more of our new product initiatives. You will maintain a close working relationship with our ...

myAbode Inc

Senior Full Stack Engineer

Toronto, ON

  • Medical

  • Dental

  • Vision

Role Overview We're looking for a Senior Full Stack Engineer who is excited to build products in a new way. This is not just a role for someone who wants to add AI features to an existing product. We ...

Invictus Direct

Senior Full Stack Engineer

Toronto, ON · Remote

$125K - $155K/yr

  • PTO

Our client is seeking a Senior Full-Stack Engineer to play a key role in designing, developing, and scaling modern web applications. This position offers the opportunity to influence technical ...

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All JobsFull Stack Programmer JobsFull Stack Programmer Jobs in East York, ON

Full Stack Programmer information

What is the difference between Full Stack Programmer vs Front End Developer?

AspectFull Stack ProgrammerFront End Developer
Required SkillsProficiency in both front-end and back-end technologies, including HTML, CSS, JavaScript, server-side languages, and databases.Specializes in client-side technologies like HTML, CSS, JavaScript, and frameworks such as React or Angular.
Work EnvironmentWorks on both server and client-side development, often handling entire application stacks.Focuses primarily on designing and implementing user interfaces and user experience.
Common UsageUsed in full project development, especially in startups and small teams requiring versatile developers.Primarily employed in UI/UX design, web design agencies, and front-end focused projects.

While both roles require strong web development skills, a Full Stack Programmer handles both front-end and back-end tasks, providing a comprehensive approach to application development. A Front End Developer specializes in creating engaging user interfaces and improving user experience. The choice depends on project scope and team needs.

What cities near East York, ON are hiring for Full Stack Programmer jobs?

Cities near East York, ON with the most Full Stack Programmer job openings:

Full Stack Programmer jobs near you
Infographic showing various Full Stack Programmer job openings in East York, ON as of August 2026, with employment types broken down into 1% Internship, 80% Full Time, 13% Part Time, 5% Contract, and 1% Nights. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution.

Full Stack Engineer

Alquemy

Toronto, ON • On-site

Full-time

Posted 16 days ago

Job description

Job Description Full Stack Engineer About the Role We are seeking an Full Stack Engineer to design, develop, deploy, and support AI-powered applications using modern large language model (LLM) technologies. You will work as part of a collaborative DevOps team, delivering production-ready solutions while contributing to automation, continuous improvement, and operational excellence. Responsibilities Design, develop, test, deploy, and support AI applications throughout the software development lifecycle.

Build LLM-based solutions, including AI agents, Retrieval-Augmented Generation (RAG), and multi-step workflows. Develop and integrate RESTful APIs and backend services. Collaborate with cross-functional teams to deliver business requirements using iterative development.

Support production systems, troubleshoot issues, and contribute to continuous improvement. Identify and address technical debt while delivering new functionality. Write automated unit tests and contribute to CI/CD and DevOps practices.

Participate in code reviews, knowledge sharing, and team collaboration. Required Qualifications: 3+ years of software engineering experience. Strong Python development skills.

Experience with LLM application development, including AI agents, RAG, prompt engineering, and tool/function calling. Experience with LangChain, LangGraph, or similar LLM orchestration frameworks. Strong SQL skills and experience designing RESTful APIs.

Experience with cloud-based LLM platforms (e.g., Azure OpenAI or equivalent). Familiarity with LLM observability tools such as LangFuse or LangSmith. Strong analytical and problem-solving skills

Experience writing unit tests and supporting production applications. Preferred Qualifications Experience with Parquet, DuckDB, or other analytical databases. Familiarity with LiteLLM or multi-LLM routing frameworks.

Working knowledge of Java and Unix/Linux environments. Experience with CI/CD and Agile/DevOps practices.

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