Senior Frontend Engineer building reliable order - flow and trading experiences for Wealthsimple, Canada’s leading financial innovator. Owning frontend systems across equities, options, crypto, and real - time market data.
About the role
- Senior Software Engineer building modern web applications for Cresta's AI Receptionist. Collaborating with Product, Design, and AI/ML teams to enhance customer experiences.
Responsibilities
- Partner with Product Managers, Designers, and Engineers to define and deliver new AI Receptionist capabilities.
- Design and build modern, responsive, and highly interactive web applications using React and TypeScript.
- Create intuitive user experiences for configuring conversational AI, managing knowledge sources, testing AI behavior, and deploying voice agents.
- Build reusable UI components and frontend infrastructure that improve consistency, scalability, and engineering velocity.
- Integrate frontend applications with backend services using REST APIs, WebSockets, and real-time streaming technologies.
- Collaborate closely with AI and ML engineers to surface LLM-powered capabilities through intuitive user experiences.
- Optimize application performance, accessibility, reliability, and responsiveness across enterprise-scale deployments.
- Drive frontend architecture decisions and establish engineering best practices.
- Improve developer productivity through testing, CI/CD, observability, monitoring, and automation.
- Mentor engineers through technical leadership, design reviews, and collaborative problem solving.
Requirements
- 5+ years of professional software engineering experience with a strong focus on frontend development.
- Deep expertise with modern frontend technologies including React, TypeScript, JavaScript, HTML, and CSS.
- Experience building complex, production-scale web applications with exceptional user experiences.
- Strong understanding of frontend architecture, component design, state management, and modern build systems.
- Experience integrating with backend services using REST APIs, GraphQL, WebSockets, or streaming protocols.
- Familiarity with frontend tooling including Vite, Webpack, Node.js, and modern testing frameworks.
- Strong understanding of application performance optimization, observability, and debugging.
- Experience collaborating closely with Product and Design teams to build polished enterprise applications.
- Ability to influence technical direction while contributing high-quality production code.
- Excellent communication skills and the ability to thrive in a fast-paced, collaborative environment.
Benefits
- We offer Cresta employees a variety of medical, dental, and vision plans, designed to fit you and your family’s needs
- Paid parental leave to support you and your family
- Monthly Health & Wellness allowance
- Work from home office stipend to help you succeed in a remote environment
- Lunch reimbursement for in-office employees
- PTO: 3 weeks in Canada
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