Senior Frontend Engineer

ClickUp; Canada; Hybrid; CAD 120,000 - 160,000; Full time

Job summary

ClickUp is seeking a Senior Frontend Engineer to build and improve core product experiences. You will work with product, design, backend, and integrations teams to deliver high-impact features in a fast-moving environment. Candidates should move quickly, write high-quality code, and balance speed with long-term maintainability.

The role emphasizes collaboration, performance optimization, and strong testing practices, with opportunities to mentor teammates and influence frontend architecture.

Qualifications

• 5+ years of experience with JavaScript and modern frontend frameworks.
• Angular or React experience required.
• Strong TypeScript, RxJS, and NgRx/Redux-style state management.
• Solid HTML/CSS fundamentals with accessibility and cross-browser considerations.
• Proven ability to move quickly, take ownership, and deliver with urgency.
• Strong communication and collaboration skills.
• Experience mentoring teammates and raising engineering quality.
• Experience with unit, integration and end-to-end testing using Jest/Vitest/Playwright.

Responsibilities

• Build product features in Angular and React with designers, product managers, and engineers.
• Architect efficient, reusable frontend code powering the ClickUp UX.
• Collaborate with backend and integrations teams to deliver end-to-end features.
• Work with QA to ensure strong test coverage across edge cases.
• Identify and resolve performance, scalability, and usability issues.
• Build and maintain unit and integration tests.
• Fix bugs quickly and deliver durable solutions to complex product challenges.
• Follow established frontend architecture and state management patterns across the app.
• Manage project priorities, deadlines, and deliverables in a fast-paced environment.

Skills

JavaScript

Frontend frameworks

TypeScript

RxJS

NgRx/Redux

HTML/CSS

Accessibility

Component architecture

Testing

Mentoring

Communication

Tools

Jest

Vitest

Playwright

Job description

At ClickUp, we're building the future of work: the first truly converged AI workspace unifying tasks, docs, chat, calendar, and enterprise search, all supercharged by context-driven AI. We are an AI-native company. Every team member is expected to leverage AI daily, and we evaluate AI fluency as part of our hiring process. Join us and help redefine what's possible.

Role Overview

We’re looking for a Senior Frontend Engineer to help build and improve core product experiences at ClickUp. You’ll work closely with product, design, backend, and integrations teams to deliver high-impact features in a fast-moving environment. This role is ideal for someone who can move quickly, write high-quality code, and balance speed with long-term maintainability.

What You’ll Do

• Build product features in Angular and React in partnership with designers, product managers, and engineers

• Architect efficient, reusable frontend code that powers the ClickUp user experience

• Collaborate closely with backend and integrations teams to deliver end-to-end features

• Work with QA to ensure strong test coverage and high product quality across edge cases

• Identify and resolve performance, scalability, and usability issues

• Build and maintain unit and integration tests

• Fix bugs quickly and deliver durable solutions to complex product challenges

• Follow established frontend architecture and state management patterns across the app

• Manage project priorities, deadlines, and deliverables in a fast-paced environment

Qualifications

• 5+ years of experience with JavaScript and modern frontend frameworks, with Angular or React required

• Strong experience with TypeScript, RxJS, and NgRx or similar Redux-style state management

• Solid understanding of reusable component architecture and frontend performance

• Strong HTML/CSS fundamentals, including layout, accessibility, cross-browser compatibility, and maintainable styling practices

• Proven ability to move quickly, take ownership, and execute with urgency

• Strong communication and collaboration skills

• Experience mentoring teammates and helping raise engineering quality

• Strong experience with unit, integration and end 2 end testing using jest, vilest, playwright or related frameworks.

Equal Opportunity Employer

ClickUp is an Equal Opportunity Employer, and qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, or national origin.

Privacy Notice

ClickUp collects and processes personal data in accordance with applicable data protection laws. You can find further details by viewing our Global Candidate Privacy Notice.

If you are a Philippine Job Applicant, please also see our Philippine Data Privacy Notice for further details.

Visa Sponsorship

Please note we are unable to sponsor or take over sponsorship of an employment visa for roles outside of engineering and product at this time. Sponsorship for engineering and product roles is not guaranteed, but is instead based on the business needs for that specific role at that time. Please reach out to the recruiter with any questions.

AI Processing Notice

ClickUp may use artificial intelligence and machine learning technologies to help review and screen candidates' employment applications against role-related criteria. These tools support, but do not replace, human decision-making. If you have questions or need an accommodation in the recruitment process, please contact us at [e-mail].