adnansaleem

Frontend developer Available Immediately

Senior Frontend Developer

Eight years building frontends in React, Next.js and Angular with TypeScript, on government, fintech and cybersecurity platforms. Based in Lahore, five years fully remote with US, UK and German teams, and available immediately.

01 Experience

What I did, by team

Taken from my CV. Only the work that belongs to this role is listed.

  1. Supreme Committee for Delivery & LegacySenior Fullstack Developer · Oct 2025 - Aug 2026Rearchitected a monolithic React frontend into Micro Frontends using Module Federation, defining versioned contracts between the shell and remotes, cutting release cycle time by approximately 40% and enabling teams to deploy independently.Achieved Core Web Vitals compliance through memoization, virtualization, lazy loading, and code splitting, improving LCP by approximately 35% and TTI by approximately 30% on core pages.Designed data-intensive dashboards and real-time event density heatmaps with ApexCharts, giving stakeholders across 10+ government entities nationwide visibility into event scheduling and preventing calendar conflicts.
  2. Volopa Financial ServicesSenior Fullstack Developer · Jun 2023 - Oct 2025Shipped production features across a multi-currency payments and card platform covering transfers, transaction tracking, and KYC for customers in 180+ countries, with a React and Ant Design frontend over PHP and Node.js backend services, meeting WCAG 2.1 accessibility and UK fintech regulatory standards.Optimized large-scale data tables with react-window virtualization and memoization, reducing render time by approximately 70% on datasets exceeding 20,000 rows.Introduced dynamic code splitting that cut initial bundle size by approximately 35%, directly improving First Contentful Paint on financial dashboards.Refactored a legacy codebase into a modular architecture with a reusable component library, reducing feature development time by approximately 25%.
  3. Benington Financials CanadaFreelance Full-Stack Developer · Feb 2023 - Sep 2025Independently migrated 42 financial workflows from a legacy Visual FoxPro system carrying two decades of business logic to C#/.NET Core, delivering Angular and Blazor frontend features as the sole engineer responsible for end-to-end development.
  4. Primary Target GmbHMid-Level Fullstack Developer · Dec 2021 - Jun 2023Maintained React, Angular, and TypeScript interfaces for Codex, a cybersecurity platform assessing attack surfaces across 60M+ lines of vehicle software.Engineered real-time threat detection dashboards in React and TypeScript with WebSocket feeds, reducing analyst time-to-insight by approximately 20%.Developed an internal custom hooks library and component system that standardized patterns across the team, improving delivery velocity by approximately 30%.
  5. Turing Enterprises Inc.JavaScript / TypeScript Developer · May 2020 - Dec 2021Built full-stack evaluation and training interfaces used by 100,000+ people, with React, Angular, TypeScript, and Node.js, supporting human feedback and data-labeling workflows.Developed evaluation dashboards and integrated frontend workflows with backend APIs for research and training activities.Deployed application components on AWS EC2, S3, and Lambda with Docker, working full US business hours from Pakistan for nearly two years.
  6. TechSurge IncFrontend Developer · Sep 2018 - May 2020Created responsive, cross-browser applications with React, Angular, JavaScript, and Redux, including reusable UI component libraries adopted across 2 internal projects.Promoted from Junior to Frontend Developer within 6 months; integrated .NET APIs and helped establish frontend coding standards.

02 Skills

What I work with

  1. FrontendReact 18 · Next.js 14 · Angular · TypeScript · JavaScript (ES6+) · RxJS · State Management (Redux, Redux Toolkit, NgRx, Zustand, React Query / TanStack Query) · React Router · React Hooks · SSR / SSG / ISR · React Server Components · HTML5 · CSS3
  2. Architecture & PerformanceSystem Design · Distributed Systems · Micro-Frontend Architecture (Module Federation) · Monorepos (Nx, Turborepo) · Design Systems · OOP · SOLID · Design Patterns · Domain-Driven Design · CQRS · Clean Architecture · Code Splitting · Lazy Loading · Virtualization · Memoization · Core Web Vitals (LCP, FID, CLS) · RBAC · OAuth 2.0 / JWT / SSO
  3. UI, Mobile & AccessibilityTailwind CSS · Material UI · Ant Design · Bootstrap 5 · Styled Components · Storybook · Figma Handoff · Data Visualization (ApexCharts) · Mobile-First Responsive Design · PWA · Flutter (iOS and Android) · WCAG 2.1 · i18n
  4. Testing & QualityJest · Vitest · React Testing Library · Playwright · Cypress · Test-Driven Development (TDD) · Unit / Integration / E2E Testing · Code Review · Debugging and Production Troubleshooting · ESLint · Prettier

03 Case studies

The work in detail

  1. Micro Frontends with Module Federation on the Qatar Events PlatformUnified hub for planning and coordinating Qatar's National Events Calendar, connecting government entities and preventing scheduling overlaps nationwide.
  2. Hayya Qatar eVisa and event access platformQatar's official eVisa and event access platform under the Supreme Committee, handling international visitor entry, accommodation, and event management since the FIFA World Cup 2022.
  3. React performance on a multi-currency payments platformMulti-currency payments and card management platform serving customers across 180+ countries, covering global transfers, transaction tracking, KYC, and employee expense management.
  4. Migrating 42 financial workflows from Visual FoxPro to .NETIndependently migrated 42 financial workflows from a legacy Visual FoxPro system carrying two decades of business logic to C#/.NET Core, delivering Angular and Blazor frontend features as the sole engineer responsible for end-to-end development.
  5. Real-time threat dashboards on a vehicle cybersecurity platformDigital thread assessment tool mapping components, protocols, and software across vehicle stacks with 60M+ lines of code to automatically surface attack vectors, remediations, and penetration test data.
  6. Evaluation and training interfaces used by 100,000+ peopleBuilt full-stack evaluation and training interfaces used by 100,000+ people, with React, Angular, TypeScript, and Node.js, supporting human feedback and data-labeling workflows.
  7. Reusable UI component libraries across two productsCreated responsive, cross-browser applications with React, Angular, JavaScript, and Redux, including reusable UI component libraries adopted across 2 internal projects.

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