Team Lead Mobile Development

ADFAR Tech; Riyadh; On-site; SAR 200,000 - 300,000; Full time

Job summary

A technology firm is seeking a Team Lead for Front End | Mobile in Riyadh, Saudi Arabia. This role requires 10+ years in front-end development with at least 5 years in React Native. Responsibilities include architecting large-scale applications, mentoring a team, and collaborating with backend teams. Ideal candidates will have deep expertise in advanced TypeScript, state management, and CI/CD tools. This position is onsite and involves directing technical efforts for high-performance applications.

Qualifications

• 10+ years of experience in front-end development, with 5+ years in React/Next.js.
• Deep expertise in React Native, including Hermes and Fabric.
• Strong knowledge of state management at scale with Redux Toolkit.

Responsibilities

• Architect and lead development of large-scale React/Next.js applications.
• Mentor and review code for a team of engineers.
• Collaborate with backend/DevOps for observability.

Skills

Front-end development

React Native expertise

TypeScript

CI/CD tools

State management

Performance optimization

Job description

10+ Years of Experience with 5+ Years in React Native

Onsite: Riyadh, KSA

• 10+ yrs front-end; 5+ yrs React/Next.js; React Native; advanced TypeScript (strict mode) mandatory.
• Architect and lead large-scale React/Next.js apps (App Router, RSC, SSR/SSG/ISR, edge middleware); define module boundaries and performance budgets.
• React Native deep expertise: Hermes, Fabric/TurboModules, native bridges (Swift/Kotlin), Expo/EAS, OTA updates, deep links, push; App Store/Play release management.
• State management at scale: Redux Toolkit, RTK Query, Saga/Thunk; normalized stores, caching, optimistic updates, offline-first sync.
• Performance: Core Web Vitals (LCP <2.5s, CLS <0.1); code-split/lazy, memoization; RN perf (JS thread ≥55 FPS, cold start P95 <2s); profiling with React Profiler/Flipper.
• CI/CD: GitHub Actions/Bitrise/Fastlane/Vercel; code signing & provisioning; release trains; feature flags (LaunchDarkly); monitoring & crashes (Sentry/Crashlytics).
• Code quality & UI system: ESLint/Prettier, Husky/lint‑staged, conventional commits; design system + Storybook; accessibility WCAG 2.1 AA; theming/i18n.
• Data & security: GraphQL (Apollo/urql) and REST; WebSockets/SSE; auth (OAuth2/OIDC, JWT with refresh rotation); CSP, XSS/CSRF mitigation; secrets handling.
• Technical leadership: own ADRs/architecture reviews, code reviews for 4–10 engineers, mentor seniors, collaborate with backend/DevOps on observability (OpenTelemetry), logging, metrics.

Front End | Mobile: Team Lead Position