Senior Software Engineer (Full-Stack JavaScript)

About Morningstar
Morningstar unites problem solvers with a clear goal: helping investors achieve their financial objectives. As a leading investment research and data company, we stand out by how we apply our insights to serve a broad range of users. Our independent investment research, powered by cutting-edge technology and design, provides tailored solutions that meet users' needs. With a strong foundation in data and innovation, we deliver comprehensive services to investors worldwide - empowering better decisions for individuals and those managing money for millions.
The Role
We are seeking a Senior Software Engineerwith full-stack JavaScript experience to join the Central Technology Web Development team in support of Morningstar's Corporate Marketing. This position will be part of an engineering team focused on updating Morningstar's web-based marketing platforms. The position includes the development of new systems, maintenance, and improvement of existing applications. Candidates should have solid software engineering experience in building commercial-grade web-based applications using modern frameworks.
This position is based in our Toronto office. We follow a hybrid policy of at least 4 days onsite.
Job Responsibilities

• Create web experiences that are consistent across all browsers and operating systems.
• Develop and maintain JavaScript web applications and component libraries written in Vue.js and Nuxt.js (3), backed by a headless content management system.
• Implement and maintain Node.js-based APIs using TypeScript.
• Collaborate with product, design, and QA partners to deliver features from requirements through production.
• Write clean, maintainable, and efficient code, adhering to best practices, current architectures, and coding standards.
• Troubleshoot and resolve technical issues in both the front-end and back-end.
• Participate in code reviews and contribute to improving the codebase's overall quality.
• Maintain documentation for code, APIs, and processes to ensure consistency and transparency.
• Implement unit and integration tests to ensure code quality and functionality.
• Deploy, debug, and monitor production applications in AWS under established operational practices.
• Stay current with emerging technologies and apply them thoughtfully within existing systems.

Qualifications

• Friendly and enjoys working in a collaborative team with excellent spoken and written communication skills. Humble, honest, and to the point.
• Bachelor of Science in Computer Science, Engineering, or equivalent experience.
• 3+ Years of experience in Software Development, focusing on full-stack JavaScript development.
• Solid understanding of computer science fundamentals: data structures, algorithms, design patterns and UI frameworks.
• Experience in web-based software applications and services.
• Experience with professional software build, test and deploy practices.
• Experience with agile principles including test driven development and CICD.
• Proficiency in HTML, CSS, JavaScript and Vue / React or Angular.
• Experience with state management libraries like Vuex, Pinia, Redux, or similar.
• Familiarity with front-end build tools (e.g., Webpack, Vite, Rsbuild, Rollup).
• Solid understanding of modern UI development fundamentals, including module systems, rendering patterns, loading strategies, and performance considerations.
• Extremely comfortable with developer tools and motivated by uncovering root causes when debugging complex issues.
• Experience deploying and monitoring production applications in AWS.
• Strong proficiency in building and consuming RESTful APIs.
• Creative thinker with ability to solve complex problems.
• Motivated, with excellent self-study skills

Nice to have

• Experience with headless Content Management Systems like Contentstack.
• Experience developing for or partnering with digital marketing teams, particularly around content personalization, analytics, or lead generation workflows.

Base Salary Compensation Range
$90,489.00-132,711.00
Incentive Target Percentage
12.5% Annual
Morningstar's hybrid work environment gives you the opportunity to collaborate in-person each week as we've found that we're at our best when we're purposely together on a regular basis. In most of our locations, our hybrid work model is four days in-office each week. A range of other benefits are also available to enhance flexibility as needs change. No matter where you are, you'll have tools and resources to engage meaningfully with your global colleagues.
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