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Senior Full Stack Engineer Jobs in Kitchener, ON

Jetson Home

Software Engineer, Products

Kitchener, ON · On-site

Full-stack fluency. Comfort building across mobile (React Native or native iOS/Android) and backend ... Engineering rigour. Tests, code review, and CI/CD are table stakes-practices which are often ...

STACK IT Recruitment

Senior Network Engineer

Waterloo, ON · On-site

CA$100K - CA$120K/yr

???? We're looking for a technically skilled Senior Network Engineer to design, secure, and ... At STACK IT Recruitment, we connect top talent with standout opportunities. If you meet at least 70 ...

New

STACK IT Recruitment

Senior Network Engineer

Hamilton, ON · On-site

CA$100K - CA$120K/yr

???? We're looking for a technically skilled Senior Network Engineer to design, secure, and ... At STACK IT Recruitment, we connect top talent with standout opportunities. If you meet at least 70 ...

New

STACK IT Recruitment

Senior Network Engineer

Cambridge, ON · On-site

CA$100K - CA$120K/yr

???? We're looking for a technically skilled Senior Network Engineer to design, secure, and ... At STACK IT Recruitment, we connect top talent with standout opportunities. If you meet at least 70 ...

New

eStorage

Senior DevOps Engineer

Kitchener, ON · On-site +1

CA$110K - CA$140K/yr

Senior DevOps Engineer Department: EQS Compensation: $110,000 - $140,000 + annual bonus (paid in ... Experience with monitoring and logging tools (e.g., Prometheus, Grafana, ELK Stack) is a plus.

Canadian Solar

Senior DevOps Engineer

Kitchener, ON · On-site +1

CA$110K - CA$140K/yr

Senior DevOps Engineer Department: EQS Compensation: $110,000 - $140,000 + annual bonus (paid in ... Experience with monitoring and logging tools (e.g., Prometheus, Grafana, ELK Stack) is a plus.

STACK IT Recruitment

Senior Network Engineer

Kitchener, ON · On-site

CA$100K - CA$120K/yr

???? We're looking for a technically skilled Senior Network Engineer to design, secure, and ... At STACK IT Recruitment, we connect top talent with standout opportunities. If you meet at least 70 ...

New

Targeted Talent

Intermediate .Net Developer

Waterloo, ON · Remote

$80K - $120K/yr

We are looking for an experienced Senior .Net Developer for our client. This is a permanent position that is remote, or based in their office in Vancouver. Our client is an Enterprise company that ...

Targeted Talent

Intermediate .Net Developer

Waterloo, ON · Remote

$80K - $120K/yr

We are looking for an experienced Senior .Net Developer for our client. This is a permanent position that is remote, or based in their office in Vancouver. Our client is an Enterprise company that ...

Targeted Talent

Intermediate .Net Developer

Kitchener, ON · Remote

$80K - $120K/yr

We are looking for an experienced Senior .Net Developer for our client. This is a permanent position that is remote, or based in their office in Vancouver. Our client is an Enterprise company that ...

Targeted Talent

Intermediate .Net Developer

Kitchener, ON · Remote

$80K - $120K/yr

We are looking for an experienced Senior .Net Developer for our client. This is a permanent position that is remote, or based in their office in Vancouver. Our client is an Enterprise company that ...

Alpaca

Senior AI Platform Engineer

Waterloo, ON · On-site

As Senior AI Platform Engineer, you will own the technical capability layer that makes that ... This is not classical ML pipelines, but the emerging stack of LLM-powered agents, tool use ...

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All JobsFull Stack Engineer JobsSenior Full Stack Engineer JobsSenior Full Stack Engineer Jobs in Kitchener, ON

Senior Full Stack Engineer information

See Kitchener, ON salary details

$73.2K

$130.3K

$181K

How much do senior full stack engineer jobs pay per year?

As of Sep 12, 2026, the average yearly pay for senior full stack engineer in Kitchener, ON is $130,335.00, according to ZipRecruiter salary data. Most workers in this role earn between $109,625.00 and $149,744.00 per year, depending on experience, location, and employer.

What is a senior full stack engineer?

Senior Full Stack Engineers are experienced software developers who are proficient in both front-end and back-end technologies. They design, build, and maintain complex web applications, overseeing the entire software development process from user interface to server-side logic and databases. In addition to coding, they often mentor junior developers, lead technical decisions, and ensure best practices are followed throughout the project lifecycle. Their broad skill set allows them to bridge the gap between different development teams and deliver cohesive, high-quality solutions.

How do senior full stack engineers balance hands-on coding with mentoring and leading team projects?

Senior Full Stack Engineers often split their time between developing complex features, reviewing code, and guiding junior team members. Alongside hands-on coding, they play a key role in architectural decisions, ensuring code quality, and fostering best practices across the team. Effective communication and delegation skills are crucial, as they frequently collaborate with product managers, designers, and other engineers to align technical solutions with business goals. This balance provides opportunities for leadership growth while keeping technical skills sharp.

What are the key skills and qualifications needed to thrive as a senior full stack engineer, and why are they important?

To thrive as a Senior Full Stack Engineer, you need deep proficiency in front-end and back-end development, strong problem-solving skills, and a solid foundation in computer science, often supported by a relevant degree or equivalent experience. Familiarity with frameworks like React or Angular, back-end technologies such as Node.js or Java, cloud services, and version control systems like Git is typically required, along with experience in CI/CD and testing tools. Excellent communication, leadership, and collaboration skills help you guide teams and coordinate across disciplines. These skills are crucial for delivering scalable, high-quality software solutions and effectively leading complex projects.

What is the difference between Senior Full Stack Engineer vs Software Developer?

AspectSenior Full Stack EngineerSoftware Developer
CredentialsBachelor's degree in CS or related field; experience often requiredBachelor's degree in CS or related field; entry-level to mid-level experience
Work EnvironmentCollaborates across front-end and back-end teams, often in agile settingsFocuses on coding, testing, and debugging software applications
Industry UsageCommon in tech companies, startups, and enterprise software firmsWidely used across various industries for software development roles

While both roles involve coding and software development, a Senior Full Stack Engineer typically has broader responsibilities across both front-end and back-end systems, often with more experience and leadership duties compared to a Software Developer, who may focus on specific parts of the software stack.

How much do senior full stack engineers make?

Senior full stack engineers typically earn between $100,000 and $160,000 annually, depending on experience, location, and company size. They often possess skills in multiple programming languages, frameworks, and tools, and may receive additional compensation such as bonuses or stock options.

What does a senior full stack engineer do?

A senior full stack engineer designs, develops, and maintains both the front-end and back-end components of web applications. They often lead technical projects, write clean code, and use tools like JavaScript, Python, or Java, along with frameworks such as React or Node.js. They also troubleshoot issues, optimize performance, and collaborate with cross-functional teams to deliver complete software solutions.

What cities near Kitchener, ON are hiring for Senior Full Stack Engineer jobs?

Cities near Kitchener, ON with the most Senior Full Stack Engineer job openings:

Infographic showing various Senior Full Stack Engineer job openings in Kitchener, ON as of August 2026, with employment types broken down into 93% Full Time, 2% Part Time, and 5% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $130,335 per year, or $62.7 per hour.

Senior Staff Machine Learning Platform Engineer

Kitchener, ON • On-site, Remote

Faire
See more jobs at Faireexternal

CA$248K - CA$341K/yr

Full-time

Re-posted 10 days ago

Job description

Note: This role can also be performed remotely for candidates located in Ontario, Canada.

About this role

As the Senior Staff Machine Learning Platform Engineer, you will own the technical vision and evolution of Faire's ML platform. You will set standards, influence org-wide architecture, and lead complex, cross-functional initiatives that unlock data science velocity at scale.  This role will also be key to adapting ML workflows to take advantage of modern AI productivity tools. You won't just build models, you will architect the systems that allow those models to help tens of thousands of small retailers compete and grow their local businesses.

What You Will Do

  • Define and drive the long-term architecture of Faire's ML platform including training, inference, feature management, governance
  • Establish company-wide standards for code quality, testing, MLOps (CI/CD), experimentation, model lifecycle management, and observability
  • Lead adoption and advanced use of Unity Catalog, multi-workspace strategies, and data/ML mesh patterns
  • Architect highly scalable ML workflows using Spark, Delta Lake, and MLflow
  • Optimize performance, reliability, and cost of the ML platform
  • Evaluate and integrate emerging Databricks features
  • Stay ahead of the curve by engaging with the latest developments in machine learning and AI
  • Serve as senior ML technical advisor to Faire's data science and production engineering teams 
  • Represent Faire at ML conferences and meetups
  • Mentor ML engineers and raise the overall bar for Machine Learning at Faire

What it takes

  • 10-12 years of experience building and improving large-scale ML or data platforms.
  • A degree (preferably graduate level) in Computer Science, Engineering, Statistics, or a related technical field.
  • Deep expertise in Databricks lakehouse architecture, including governance via Unity catalog, orchestration via Workflows, and cost optimization
  • Proven ability to design systems that support multiple data science teams and production workloads
  • Strong background in distributed systems, ML infrastructure, and cloud architecture.
  • Demonstrated technical leadership across teams and orgs; ability to influence without authority
  • Experience integrating LLM workflows into enterprise platforms is a plus
  • Previous contributions to open source ML Infrastructure projects or research publications is a very strong plus

Tech Stack

Faire uses a modern cloud based tech stack.  For this role, you'll want to be proficient with the following:

Category

Technologies

Languages

Python, SQL, Kotlin

ML Frameworks

PyTorch, PySpark, MLFlow 

Big Data & Processing

Spark, Kafka, Databricks, Snowflake, Fivetran, Iceberg, Unity Catalog, Datadog, Airflow, Cockroach DB, MySQL

Cloud & Infrastructure

AWS, S3, SageMaker, Kubernetes, Docker, GitHub Actions, Terraform

Generative AI

Claude Sonnet 4.5, ChatGPT 5.2

Salary Range

Canada: the pay range for this role is $248,000 to $341,000 per year. 

This role will also be eligible for equity and benefits. Actual base pay will be determined based on permissible factors such as transferable skills, work experience, market demands, and primary work location. The base pay range provided is subject to change and may be modified in the future.

Faire uses Artificial Intelligence (AI) to screen and select applicants for this position.

This job posting is for an existing vacancy.

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