Senior Frontend Engineer - React, TypeScript & Data Visualization
LocationCairo, Cairo Governorate, Egypt
Typefull-time
SenioritySenior
Experience5+ yrs
DepartmentInformation Technology
Company size1,001–5,000 people
PostedSep 16, 2026 · 3w ago
Verified live9h ago
At a glanceSummarised by Seekless from the posting.
Must have10
5+ years of professional frontend engineering experience
Strong hands-on experience with React and TypeScript in production environments
Strong understanding of React fundamentals and behavior under the hood, including rendering, reconciliation, component lifecycle, hooks, and performance considerations
Proven experience with frontend state management at scale, using Redux Toolkit, Zustand, or similar solutions
Experience building complex, data-heavy web applications
Experience designing and maintaining reusable component libraries or design systems
Strong understanding of frontend performance optimization, particularly with large lists, complex screens, and large datasets
Experience writing unit tests with Jest or similar frameworks
Experience writing end-to-end tests with Playwright, Cypress, or similar tools
Nice to have6
Experience with D3.js or other data visualization libraries
Experience implementing a design system in collaboration with product designers
Strong knowledge of web accessibility standards (WCAG)
Experience working on enterprise SaaS or other complex business applications
Experience with performance profiling and optimization of React applications
Experience with advanced UI patterns such as drag-and-drop, canvas-based interfaces, graph editors, or workflow builders
Skills
React
TypeScript
Redux Toolkit
Zustand
D3.js
Jest
Playwright
Cypress
Senior Frontend Engineer – React, TypeScript & Data Visualization
About the role
About the Role
We are looking for a Senior Frontend Engineer to join our engineering team and help build and evolve a complex enterprise web application used to work with large volumes of data.
You will be responsible for developing high-quality, scalable frontend experiences using React and TypeScript, including interactive dashboards, data visualizations, complex workflows, and reusable UI components.
This role is ideal for someone who enjoys solving challenging frontend problems, understands how React works under the hood, and has experience building performant applications with complex state, large datasets, and sophisticated user interfaces.
Responsibilities
What You’ll Do
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Build and maintain complex, production-grade web applications using React and TypeScript.
Design and implement scalable frontend architecture and state management using Redux Toolkit, Zustand, or similar technologies.
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Build and maintain a reusable component library/design system in collaboration with product designers.
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Develop performant interfaces that remain responsive when working with large datasets, large lists, and complex screens.
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Work with visualization libraries such as D3.js or similar technologies to create interactive and meaningful data experiences.
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Write reliable unit and integration tests using Jest or similar frameworks.
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Build and maintain end-to-end tests using Playwright, Cypress, or similar tools.
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Identify and resolve frontend performance bottlenecks.
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Ensure frontend solutions are maintainable, scalable, accessible, and consistent across the application.
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Collaborate closely with product managers, designers, backend engineers, and other frontend engineers.
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Contribute to frontend technical decisions, coding standards, architecture, and best practices.
Requirements
What We’re Looking For
Required Experience
•
5+ years of professional frontend engineering experience.
•
Strong hands-on experience with React and TypeScript in production environments.
•
Strong understanding of React fundamentals and behavior under the hood, including rendering, reconciliation, component lifecycle, hooks, and performance considerations.
•
Proven experience with frontend state management at scale, using Redux Toolkit, Zustand, or similar solutions.
•
Experience building complex, data-heavy web applications.