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Full Stack Software Engineer Mid Level Jobs in Toronto, ON

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Full-Stack Software Engineer

Toronto, ON · On-site +1

CA$130K - CA$160K/yr

As a Full-Stack Software Engineer, you will: * Work on developing and deploying exciting new features * Advise on technologies and present solutions to the team * Take on legacy architecture and ...

PHD Solutions Inc

Be Seen First

Full Stack Software Developer

Burlington, ON · On-site

CA$75K - CA$100K/yr

Full-Stack Software Developer Location Burlington, Ontario (on-site, majority of time in office) Type Full-time, permanent Reports to Project / Technical Lead Compensation $75,000 - $100,000 CAD ...

Manulife

Senior Full Stack Software Engineer

Toronto, ON · Hybrid

CA$113K - CA$163K/yr

We're seeking a Senior Full-Stack Engineer with strong software engineering expertise and experience in derivatives trading systems. In this role, you'll design, develop, and support scalable, cloud ...

Intuit

Full Stack Software Developer I

Toronto, ON

CA$94K - CA$127K/yr

Join the Center of Money team as a Full Stack Software Developer and accelerate your career while building impactful financial technology. You'll contribute to strategic products and new growth ...

Manulife

Senior Software Engineer (Full-Stack)

Toronto, ON · Hybrid

CA$113K - CA$163K/yr

We are seeking an engineering expert and an execution-focused senior full-stack software engineer to accelerate our AI & Innovation efforts within the Digital Technologies group in Wealth & Asset ...

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 ...

SRED.io

Senior Full-Stack Software Engineer

Toronto, ON · Hybrid

... engineering standards * Collaborate closely with a small, high-energy team across product, design, and QA What We're Looking For: * 5+ years of full-stack development experience, ideally in a startup ...

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Full Stack Software Engineer Mid Level information

How does a mid-level Full Stack Software Engineer typically collaborate with other team members on a project?

Mid-level Full Stack Software Engineers often work closely with both front-end and back-end developers, as well as designers, product managers, and QA engineers. They participate in code reviews, contribute to sprint planning, and may help mentor junior developers. Collaboration is key, as they need to communicate technical requirements, share progress, and resolve integration issues to ensure seamless delivery of features. This role often involves balancing independent coding tasks with frequent team interactions to align on project goals and timelines.

What is a Full Stack Software Engineer Mid Level?

A Full Stack Software Engineer Mid Level is a developer who has experience building both the front-end and back-end components of web applications. They are proficient with technologies like JavaScript, HTML, CSS, and back-end languages such as Python, Java, or Node.js, as well as working with databases. At the mid level, they typically have a few years of professional experience and can independently handle tasks, contribute to architectural decisions, and collaborate effectively with teams. Their role often involves developing, testing, and maintaining software systems while ensuring code quality and performance.

What are the key skills and qualifications needed to thrive as a Full Stack Software Engineer (Mid Level), and why are they important?

To thrive as a Mid-Level Full Stack Software Engineer, you need strong proficiency in front-end and back-end programming languages (such as JavaScript, Python, or Java), solid understanding of databases, and experience with RESTful APIs. Familiarity with frameworks like React or Angular, server-side technologies such as Node.js or Django, and version control systems like Git is typically expected, along with a relevant bachelor's degree or equivalent experience. Effective problem-solving, collaboration, and communication skills help you work efficiently in cross-functional teams and adapt to changing project requirements. These skills are crucial for delivering robust, scalable applications and contributing meaningfully to dynamic software development environments.
What are the most commonly searched types of Full Stack Software Engineer jobs in Toronto, ON? The most popular types of Full Stack Software Engineer jobs in Toronto, ON are:
Full Stack Software Engineer Mid Level jobs near you
Senior Full Stack Software Engineer

Senior Full Stack Software Engineer

Kraft Heinz

Toronto, ON • Hybrid

Full-time

Posted 5 days ago

Kraft Heinz rating

7.0

Company rating: 7.0 out of 10

Based on 122 frontline employees who took The Breakroom Quiz

212th of 397 rated food and drinks producers

Job description

Job Description

Senior Full Stack Software Engineer at a glance...

Location: Toronto, ON

Hybrid: 3 days/week

We'rehiring a Senior Full Stack Software Engineer to join one of our product engineering pods, building and evolving features end-to-end across frontend and backend systems.You'llpartner closely with product managers, designers, and other engineers to ship high-quality, reliable software that directly affects user experience and product outcomes.This role is hands-on and highly collaborative - the ability to communicate clearly, present technical decisions, and align cross-functional partners is as important as the code you write.

What's on the menu?

Product Development

  • Design and implement end-to-end product features across frontend and backend

  • Build responsive, performant user interfaces using React (TypeScript)

  • Develop scalable APIs and backend services using Python (FastAPI)

  • Translate product requirements into clean, maintainable code

System Design & Implementation

  • Contribute to application architecture and technical design decisions

  • Ensure code quality, performance, and scalability of services

  • Work with relational databases - data modeling, schema, and migrations

  • Integrate with internal and external APIs

Quality & Delivery

  • Write unit and integration tests to ensure reliability

  • Participate in code reviews and uphold engineering standards

  • Contribute to CI/CD workflows and deployment processes

  • Troubleshoot, debug, and resolve production issues

Collaboration & Communication

  • Partner with product managers and designers to refine requirements and shape solutions

  • Communicate technical trade-offs and risks clearly to both technical and non-technical stakeholders

  • Present technical designs, approaches, and post-mortems in team forums and reviews

  • Mentor junior and mid-level engineers; share knowledge across the pod

  • Participate actively in sprint planning, stand-ups, retrospectives, and other team routines

Recipe for Success - apply now if this sounds like you!

  • 5+ years of experience in software engineering

  • Strong hands-on experience with:

  • JavaScript / TypeScript (React)

  • Python (FastAPI)

  • RESTful API design and backend development

  • SQL and database design

  • Experience building and shipping production-grade applications

  • Experience working with cloud platforms (Azure preferred)

  • Strong understanding of modern software engineering practices

  • Ability to work independently and take ownership in a product-focused team

  • Communication & Soft Skills:

  • Excellent written and verbal communication skills in English - fluent professionalproficiencyrequired

  • Confident presenting technical concepts, trade-offs, and decisions to engineers, product managers, and senior stakeholders

  • Strong active-listening and stakeholder-management skills; able to navigate ambiguity and align partners around solutions

  • Comfortable giving and receiving constructive feedback in code reviews, design discussions, and retrospectives

  • Collaborative, low-ego, and pragmatic - prioritizes team and product outcomes over individual preference

  • Experience with automated testing and CI/CD pipelinespreferred

  • Performance optimization experiencepreferred

  • Experience with observability toolingpreferred

  • Experience working in Agile environmentspreferred

  • Experience mentoring engineers or leading technical discussions preferred

Location(s)Toronto - Queen's Quay - Headquarters

Kraft Heinz is an Equal Opportunity Employer - Underrepresented Ethnic Minority Groups/Women/Veterans/Individuals with Disabilities/Sexual Orientation/Gender Identity and other protected classes.

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