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Internship Software Engineer Startup Jobs in Ontario

Rockstar is recruiting for an early-stage, well-funded startup that is transforming how enterprise ... The founding team brings deep experience from both finance and engineering, having overseen finance ...

Support system boot-up functionality and startup sequence services to ensure reliable and ... production software environment. * Strong hands-on programming skills in C and C++, at an ...

Senior Software Engineer

Toronto, ON ยท On-site

$100 - $120/hr

Director of Software Engineering Signal 1 helps health systems accelerate AI adoption with a ... Signal 1 is a 30-person, well-funded and rapidly growing startup with strong product market fit and ...

Lead Software Engineer/ Hands-on - Founding Toronto Team ๐Ÿ“ Toronto (Hybrid 4 days) | ๐Ÿ’ผ Full-Time | ๐Ÿš€ AI SaaS Startup We're helping an AI-native SaaS startup build its Toronto engineering hub ...

CA$180K - CA$260K/yr

About the Role We are looking for a Lead Software Engineer to drive the architecture, development ... A strong sense of ownership and the ability to lead in a fast-paced startup environment * Strong ...

With a back-end team in the Philippines, I'm currently hiring for a Senior Software Engineer / Staff Engineer to join our client's startup where they are already No1 order-taking system for drive ...

With a back-end team in the Philippines, I'm currently hiring for a Senior Software Engineer / Staff Engineer to join our client's startup where they are already No1 order-taking system for drive ...

We are looking for an enthusiastic and motivated software engineer to join our marketplace teams ... internships, personal projects, or academic projects are highly valued). * Technical Skills ...

You have walked the talk at various levels and can be effective in all startup roles from scripting ... Software Engineering Expert in Ruby on Rails and/or Java Experience with AWS, Scala, REST, Pyton ...

We move like an early-stage startup, backed by the scale, distribution, and enterprise client base ... As this group's Principal Software Engineer , you will be the "right-hand" of the engineering ...

We're looking for a Senior Software Engineer to help build and scale the product experiences and ... Comfort working in a fast-paced startup environment where priorities evolve and strong judgment ...

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Internship Software Engineer Startup information

What types of projects and responsibilities can I expect as an Internship Software Engineer at a startup?

As an Internship Software Engineer at a startup, you can expect to work on a variety of hands-on projects that may include developing new features, fixing bugs, and participating in code reviews. Startups often have smaller teams, so interns are typically given more ownership and responsibility compared to larger organizations. You'll likely collaborate closely with senior engineers, product managers, and sometimes even founders, gaining exposure to the full software development lifecycle. This environment offers a great opportunity to learn quickly, build a diverse skill set, and make a visible impact right from the start.

What are the key skills and qualifications needed to thrive as an Internship Software Engineer at a startup, and why are they important?

To thrive as an Internship Software Engineer at a startup, you need a solid understanding of programming fundamentals, problem-solving abilities, and typically be pursuing or have a degree in computer science or a related field. Familiarity with popular programming languages (such as Python, Java, or JavaScript), version control systems like Git, and common development frameworks or cloud platforms is often expected. Strong communication, adaptability, and a proactive attitude help you stand out in the fast-paced, collaborative startup environment. These skills and qualities are vital for quickly contributing to projects, learning new technologies, and supporting the dynamic needs of a growing company.

What does an Internship Software Engineer do at a startup?

An Internship Software Engineer at a startup typically assists with coding, debugging, and testing software applications under the guidance of experienced engineers. They may help develop new features, fix bugs, participate in code reviews, and contribute to team meetings. Startups often provide interns with a broad range of responsibilities, offering valuable hands-on experience and exposure to different aspects of software development. This role is ideal for students or recent graduates looking to gain practical skills in a fast-paced, collaborative environment.
What cities in Ontario are hiring for Internship Software Engineer Startup jobs? Cities in Ontario with the most Internship Software Engineer Startup job openings:
Software Engineer

Software Engineer

Rockstar

Toronto, ON โ€ข On-site

Other

Retirement, PTO

Posted 20 days ago


Job description

Rockstar is recruiting for an early-stage, well-funded startup that is transforming how enterprise accounting teams manage the month-end close process. The founding team brings deep experience from both finance and engineering, having overseen finance organizations at leading tech companies and built month-end close systems at major enterprises. The company is backed by top-tier investors and finance leaders from some of the most innovative organizations in the industry.

About the Company

This early-stage startup is dedicated to helping enterprise accounting teams streamline the tedious process of month-end closing. The founders have experience from both sides of the problem: overseeing finance organizations at leading technology companies and building month-end close systems at major tech firms. The company has raised a record-setting seed round in the accounting space from top venture capital firms and is supported by finance leaders at prominent technology companies.

Role Overview

They are setting up a new Toronto engineering office and need a founding team
As a founding engineer, the selected candidate will be at the core of building the product from the ground up. This role offers the opportunity to shape both the front-end and back-end architecture, working closely with the founders and early customers to solve complex financial problems.

Key Responsibilities

- Lead full-stack development of key product features such as reconciliations, flux analysis, and accruals automation

- Build and maintain robust integrations with financial systems including ERPs, HRIS, procurement software, and CRMs

- Design and implement core components of the backend platform, including the jobs framework, flexible data ingestion, and complex financial modeling

- Ensure best practices in software development, including code quality, automated testing, and CI/CD

- Collaborate with the founding team on product strategy, feature prioritization, and customer feedback loops

- Build and maintain planning and agentic workflows using state-of-the-art large language models

- Collaborate on technical decisions regarding scalability and security

- Help build the engineering team and culture

Required Skills

- Bachelor's or master's degree in computer science or a related field

- 1-3 years of experience in full-stack development, preferably with early-stage startups

- Strong experience building financial systems is preferred

- Proficiency in front-end technologies such as React and NextJS

- Strong back-end development experience with Go or similar technologies

- Strong experience with relational databases and modeling

- Familiarity with cloud infrastructure (AWS, GCP)

- Ability to understand basic machine learning concepts and quickly ramp up

- Startup mentality with a passion for rapid prototyping, testing, and iterating on feedback

- Fintech or accounting software experience is a plus

Why Join

- Be a core part of a mission-driven startup looking to transform accounting processes

- Work in a fast-paced environment where decisions directly impact product direction and company growth

- Opportunity to grow with the company and build a technical team from the ground up

- Competitive salary, equity, and benefits (401k, unlimited PTO)

Join in revolutionizing the accounting month-end close and making accounting operations more efficient for businesses everywhere!