Developer, Quality Assurance & Automation

Company Description Croesus provides innovative, high-performance, and secure wealth management solutions that include portfolio management systems, portfolio rebalancing tools, and application programming interfaces (APIs). These solutions empower wealth management professionals to improve their productivity, enhance their client relationships, make informed decisions, and maximize the management of their assets under management.

Croesus’s mission is to provide a superior experience to its clients, users, partners, and employees and to positively impact the community. With more than 200 employees in its Montréal, Toronto, and Geneva offices, Croesus has won several industry awards for being a high-quality solution provider and an outstanding employer.

Position Job Overview: Part of the Technical Quality Assurance team, the Developer, Quality Assurance & Automation plays a key role in designing, automating, and optimizing our Web, API, and Performance testing strategies. On a daily basis, you will develop and maintain robust automated test suites (Playwright, Locust) integrated into our CI/CD pipelines and Cloud infrastructure.

Working in close collaboration with DevOps and development teams, you will serve as a quality reference, ensuring that requested features are consistent, testable, and reliable. You will actively leverage AI assistants (Claude Code) to accelerate script generation and maximize release reliability. Your Daily Responsibilities: Web & API Automation: Design, develop, and maintain end-to-end (E2E) and API automated testing frameworks using Playwright (TypeScript/JavaScript), applying the Page Object Model design pattern and strong typing.

Integrate AI assistants (notably Claude Code) to accelerate script generation, refactoring, and preventive maintenance. Performance & Load Testing: Develop and execute load testing campaigns targeting critical API architectures and microservices using Locust (Python) or k6. Analyze performance metrics to identify bottlenecks and recommend technical optimizations to development teams.

Cloud Infrastructure & Containerizatio: Deploy and run containerized testing infrastructures with Docker executed as AWS ECS (Fargate) tasks. Automate workflows and log/report retrieval (AWS S3, Cloud. Watch) using Python and Bash scripts. Continuous Integration & CI/CD: Orchestrate and integrate automated test suites (functional and performance) within GitHub Actions pipelines.

Optimize execution times in CI/CD and ensure execution stability by reducing false positives. Productivity & AI Engineering: Create and share custom AI skills and prompts across the team to accelerate engineering workflows, while identifying the most critical areas of the software to prioritize testing efforts.

What We Are Looking For

Strong proficiency in French is mandatory as all internal meetings are conducted in French.

Education and Experience

Education

College Diploma (DEC) / Associate Degree in Software Quality Assurance, Software Development, or a related field. Experience: 2 to 5 years of experience in software development and/or designing, automating, and executing test scenarios. Technical Skills: Languages: TypeScript, JavaScript, Python, Bash. Automation & Testing: Playwright, Page Object Model (POM), REST API Testing.

Performance & Load Testing: Locust, k6, or Loadster. Cloud & Containers: AWS (ECS, Fargate, S3, Cloud. Watch), Docker, Boto3. CI/CD & Version Control: GitHub Actions, Git. AI & Productivity: Claude Code, LLM Assistants, Prompt Engineering & AI Skills creation. Soft Skills: Teamwork & Coaching: Ability to work collaboratively, coach, support, and advocate for quality assurance best practices among team members.

Critical Thinking: Strong analytical mindset to evaluate code reliability and identify critical software areas. Effective Communication: Clear verbal and written communication skills to collaborate effectively across cross-functional technical teams. Pragmatism: Practical problem-solving approach aligned with delivery constraints and business priorities.

Are you interested in this challenge? Do you believe you have the qualities and expertise required for this position? Please complete your application today. Although all applications are carefully analyzed, we will communicate only with those selected. Thank you for your interest in Croesus.