Source Job

  • Architect and evolve scalable, high-performing front-end systems in Angular 15+ that power the ClickUp platform.
  • Define standards, patterns, and best practices for reusable components, state management, and system performance.
  • Provide technical leadership and mentorship, guiding engineers on best practices, architectural trade-offs, and new front-end technologies.

Javascript TypeScript Angular HTML CSS

20 jobs similar to Principal Frontend Engineer

Jobs ranked by similarity.

$225,000–$300,000/yr
US

  • Define and lead the architecture of our frontend ecosystem, focusing on scalability, performance, and maintainability.
  • Improve developer velocity through standardized tooling, templates, build pipelines, and testing frameworks.
  • Collaborate with Product, Design, and Engineering teams to deliver cohesive, high-quality user experiences.

Orum’s AI-powered suite helps salespeople connect and sell. They are a remote-first team creating a future where work feels meaningful and connected.

  • Own the user experience for all file interactions.
  • Architect scalable frontend systems for file management.
  • Eliminate latency and ensure reliable content delivery.

ClickUp is building the first truly converged AI workspace, unifying tasks, docs, chat, calendar, and enterprise search.

US

  • Lead the design and development of user interfaces that drive data insights.
  • Build reusable, scalable frontend components and systems using modern frameworks and tooling.
  • Drive architectural discussions and make technical decisions that ensure code quality and performance.

Attentive is the AI marketing platform for 1:1 personalization redefining the way brands and people connect.

$175,000–$200,000/yr
Unlimited PTO

Build rich, performant frontend experiences in React + TypeScript, including dashboards, traces, configuration flows, and real-time views. Collaborate with backend engineers on requirements, define API contracts, implement UI, and ship with metrics, logs, and alerts wired up. Lead frontend architecture decisions around routing, data fetching, caching, and client-side error handling.

Arize AI is the leading AI & Agent Engineering observability and evaluation platform, empowering AI engineers to ship high-performing, reliable agents and applications.

US India

Define the frontend architectural vision for complex products, design scalable component systems and UI frameworks, and translate product requirements into robust technical architecture. Lead performance optimization, accessibility, security, and scalability initiatives. Build reusable libraries and design systems, review code paths, and mentor senior engineers.

Emergent is reimagining how software gets built to democratize development, enabling anyone with an idea to become a creator.

  • Design and implement services and APIs with Java 17+ (Spring Boot) and build modern frontends with Angular 19+ and TypeScript.
  • Lead the evolution of existing platforms by refactoring legacy code and improving performance, reliability, security, and developer experience.
  • Define technical standards and best practices, including coding, testing, CI/CD, and observability, while conducting code and design reviews.

Allata is a global consulting and technology services firm with offices in the US, India, and Argentina.

Lead the decision-making process for creating a new front-end framework from scratch. Implement front-end architectural decisions on high-impact eCommerce projects, promote best practices, and ensure the scalability and performance of our applications. Define and maintain robust front-end architecture aligned with modern best practices.

SQLI helps major international brands create value through technology and digital innovation.

Canada 3w PTO

  • Play a substantial role in the platform frontend engineering team.
  • Develop high quality, well designed, reusable, and well-tested system components, and contribute to the overall system designs.
  • Expand Cresta’s services beyond web and desktop applications to native and hybrid mobile applications.

Cresta is on a mission to turn every customer conversation into a competitive advantage by unlocking the true potential of the contact center. Their platform combines the best of AI and human intelligence. They have assembled a world-class team of AI and ML experts and are backed by top-tier investors.

$169,500–$189,750/yr
US

  • Lead the architectural direction for large-scale UI initiatives.
  • Integrate AI into products, shaping intelligent user experiences.
  • Own a product end-to-end, from problem definition to shipping and operating the solution.

Kareo and PatientPop have joined forces to become Tebra, the digital backbone for practice well-being.

  • Design, develop, and maintain scalable frontend solutions for the calendar module using React and TypeScript.
  • Collaborate with cross-functional teams to define, design, and ship new features.
  • Optimize performance and ensure high-quality user experiences.

ClickUp is building a converged AI workspace, unifying tasks, docs, chat, calendar, and enterprise search, all supercharged by context-driven AI.

  • Collaborate closely with product and design to build user-facing features at scale.
  • Support and unblock peers through async reviews, pairing, and mentorship.
  • Drive frontend best practices through deliverables, demos, and documentation.

Onebrief is collaboration and AI-powered workflow software designed specifically for military staffs. By transforming this work, Onebrief makes the staff superhuman.

Brazil

Develop modular, scalable components and pages from Figma designs using Angular v18, TypeScript, RxJS, and Material Design. Implement reactive architectures (e.g., Signals), and effectively manage observable streams to prevent memory leaks. Contribute to shared design systems, participate in PR reviews, and collaborate across functions.

We are tech transformation specialists, uniting human expertise with AI to create scalable tech solutions.

Europe 6w PTO

  • Collaborate closely with the frontend engineers to define and implement our frontend strategy.
  • Take shared ownership of our library architecture, ensuring performance, scalability, and reliability.
  • Build and maintain high-quality library components using React, TypeScript, and JavaScript.

Embeddable is an end-to-end developer platform for building seamless, lightning-fast customer-facing analytics directly into your product. The company launched in December 2023, received a €6m seed funding round in December 2024, and is currently a 20+ person team that has plans to scale significantly.

Spain

Evolve Aircall's frontend architecture into a true platform. Design the architecture that makes collaboration seamless, safe, and performant. Act as an enabler for the entire engineering organization, setting the standards for how frontend code is written, shared, and deployed at Aircall.

Aircall is a unicorn AI-powered customer communications platform used by 22,000+ companies worldwide to drive revenue, faster resolutions, and scale.

Global

  • Architect and build large-scale, modular front-end products that set new standards for performance and accessibility.
  • Elevate the team's front-end craft through insightful code reviews and by establishing patterns for highly componentized systems.
  • Transform complex design visions into elegant, functional experiences that balance aesthetic refinement with technical excellence.

Fueled is a leading digital strategy, design, and engineering agency that, united with 10up, is now the brand of their WordPress practice. They are a 300+ person team that has designed and built hundreds of digital products and experiences for top brands.

Canada

Write clean, modular, extensible and well-tested code that supports long-term maintainability and scalability. Design, build, and debug complex distributed systems across the full stack. Collaborate with engineers to design scalable, well tested, and well documented web architecture, including APIs and backend systems.

StackAdapt empowers marketers to reach, engage, and convert audiences with precision through its AI-powered marketing platform.

$125,600–$157,000/yr
US

  • Collaborate with Product Managers, Designers, and Backend Engineers to design and implement user interfaces.
  • Drive the architecture and design of complex frontend systems using modern frameworks and libraries.
  • Optimize application performance and loading times, focusing on frontend efficiency and user satisfaction.

Natera is a global leader in cell-free DNA (cfDNA) testing, dedicated to oncology, women’s health, and organ health.

  • Lead the design and development of React + TypeScript interfaces.
  • Collaborate with UX and Product to iterate rapidly on incomplete designs and flows.
  • Build and maintain component libraries, reusable UI patterns, and scalable front-end architecture.

Mobile Wave Solutions is a professional services company specializing in software development as a service.

Europe

  • Take significant part in the development and maintenance of frontend applications.
  • Make architectural and technical decisions to ensure scalability, performance, and maintainability.
  • Collaborate with cross-functional teams while maintaining a strong sense of ownership over the frontend codebase.

Finom is a European tech startup headquartered in Amsterdam, and they’re on a journey towards revolutionizing the financial landscape for entrepreneurs worldwide.

Latin America

  • Provide technical leadership across full-stack development initiatives.
  • Design, build, and optimize cloud-based applications using Azure Services.
  • Lead frontend development using Angular, contributing to reusable components and UI patterns.

Oowlish is a rapidly expanding software development company in Latin America that is seeking experienced technology professionals to enhance its diverse and vibrant team.