Senior Frontend Engineer

Techsa • JavaScript • TypeScript • 2 months ago
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Location
Remote (Egypt)
Seniority
Senior
Employment
Full-Time

First seen by Alion on Aug 26, 2026.

Overview
Company
Impact
Profile match

Techsa

techsa.io
Tech stack of Techsa

  • Build and maintain multi-product portal serving multiple integrated products with unified navigation, dynamic feature toggling, and shared workflows

  • Develop complex interactive visualizations including identity graph explorer, segment builder UI, and real-time analytics dashboards

  • Create and maintain a comprehensive design system with reusable, accessible, and performant components

  • Implement advanced frontend performance optimizations: virtualization for large lists/graphs, code splitting, lazy loading, and rendering optimization

  • Build complex form systems with dynamic validation, conditional logic, and multi-step workflow

  • Collaborate with Backend, Product, and UX teams to translate complex requirements into intuitive, high-performance interfaces

  • Implement comprehensive testing strategies: unit tests, integration tests, and E2E tests for complex interactive components

Requirements

  • 5+ years of hands-on frontend development experience dedicated to React/TypeScript

  • Proven production experience building visual editors, workflow builders, or node-based UIs (React Flow, JointJS, Rete.js, Flume, or custom implementations)

  • Expertise in complex state management: Zustand, Jotai, Redux Toolkit, or similar at scale with real-time sync

  • Advanced TypeScript proficiency: generics, conditional types, mapped types, type guards, discriminated unions

  • Strong understanding of React internals: fiber architecture, reconciliation, concurrent features, Suspense

  • Production experience with testing complex UI: Jest, React Testing Library, Playwright/Cypress for E2E

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