Izzat Jamal 👋

Let's Build Something Together

Senior Frontend Engineer

Kuala Lumpur, Malaysia

Senior-level Frontend Engineer specializing in scalable web and mobile platforms built with TypeScript, React, Next.js, and React Native. At Xsolla, I lead the Business Accounts platform SDK used by approximately 25 account apps, setting architecture direction across shared packages, Module Federation infrastructure, developer tooling, AI-assisted migration workflows, product analytics, observability, and cross-platform design systems.

Skills

Frontend & UI

Frameworks, languages, styling, and scalable UI architecture.

HTML
CSS
JavaScript
JavaScript (ES6+)
TypeScript
React
React 16/18 Integration
Next.js
React Native
Expo
Tailwind CSS
Styled Components
Framer Motion
CSS Architecture
Redux
Zustand
Axios
Module Federation
Webpack
Micro-frontend Architecture
Thin-host Architecture
Design Systems
Component Libraries
Storybook

Backend, APIs & data

Services, integrations, and persistence across SQL and document stores.

Node.js
Express
REST API
BFF
Strapi
Supabase
Symfony
PostgreSQL
Prisma
MongoDB
SQL
Python
Go
Third-party Integrations
Analytics Integration

Platform, DX & delivery

Shared packages, release workflows, observability, and production shipping.

Monorepo Architecture
pnpm
Turborepo
Changesets
Developer Tooling
CLI Tooling
MCP Servers
AI Agent Kits
npm Package Publishing
Docker
Kubernetes
GitLab CI/CD
Vercel
Cloudflare
Netlify
Datadog
OpenTelemetry
Xsolla Metrika
Performance Optimization

Quality & collaboration

Testing, validation, design handoff, and team enablement.

Playwright
Jest
React Testing Library
Zod
Figma
Git
Jira
Mentoring & Technical Teaching

Experience

Frontend Engineer

Xsolla

Jan 2024 - Present

Technical leader and owner of the Business Accounts platform SDK used by approximately 25 account apps, leading architecture direction, thin-host migrations, shared packages, CLI and MCP tooling, analytics, release trains, design systems, and observability.

Project Engineer

Interstate Solutions Sdn. Bhd.

Jul 2019 - Mar 2023

Managed engineering project execution from planning through delivery, coordinating stakeholders, reporting progress, resolving issues, and maintaining quality and timelines.

Technical Support Engineer

Security Marketing Sdn. Bhd.

Jun 2018 - Jun 2019

Provided technical support, troubleshooting, customer training, and post-installation support for enterprise systems.

Work

Xsolla - Business Accounts Platform & Shared SDK

Technical leadership and platform ownership for the Business Accounts SDK used by approximately 25 Xsolla account apps, covering shared packages, thin-host migrations, Module Federation, release trains, analytics, observability, and cross-platform design systems.

ReactTypeScriptReact 16/18React NativeModule FederationWebpackpnpmTurborepoChangesetsMCPAI Agent KitsBFFDesign SystemsStorybookNode.jsXsolla MetrikaDatadogOpenTelemetryGitLab CI/CD

Overview

Key technical leader and owner of the Business Accounts platform SDK used by approximately 25 account apps across xsolla.com/accounts, focused on architecture direction, migrations, shared platform capabilities, and product-team enablement.

Key Responsibilities

Led the Business Accounts SDK monorepo using pnpm and Turborepo, publishing reusable packages for shell infrastructure, APIs, state management, UI, pages, localization, and BFF across the suite
Drove the thin-host model and skeleton template by moving shared routing, Module Federation hosting, polyfills, and authentication bootstrapping into published SDK packages, then rolling that model out across live Business Account applications
Built the Business Accounts CLI, MCP server, and AI agent kits so humans and coding agents can scaffold, validate, migrate, and upgrade hosts without forking platform code
Owned package versioning, GitLab Package Registry publishing, merge-request preview versions, and release-train upgrades with adoption checks so a package bump includes host wiring rather than only a version number
Designed Module Federation host and remote integration across React 16 hosts and React 18 remotes, including runtime remote loading and shared dependency strategies
Built shared product analytics on Xsolla Metrika, including an event catalogue, sidebar instrumentation, and host adoption rules for consistent product telemetry
Co-led the development and migration of a cross-platform design system for React and React Native with multi-theme support across Publisher Account and Business Accounts
Shipped shared platform product surfaces used across accounts, including projects list and switcher, settings, members, agreements, payouts, login, and legal consent
Implemented frontend and backend observability using Datadog RUM and OpenTelemetry, improving error visibility and correlating application behaviour, logs, and performance traces
Mentored engineers and contributed to internal technical education through Xsolla School

Tech Stack & Tools

Platform SDK: React, TypeScript, Module Federation, Webpack, BFF, shell infrastructure, shared pages, localization, auth bootstrapping
Developer experience: pnpm, Turborepo, Changesets, GitLab Package Registry, preview package versions, release trains, CLI, MCP server, AI agent kits
Product systems: Xsolla Metrika, Datadog RUM, OpenTelemetry, React Native, multi-theme design system, Storybook

Xsolla - Publisher Account

Product and platform work across Publisher Account over the past two years, shipping account, onboarding, dashboard, self-service, marketing, and platform surfaces for game business users.

ReactTypeScriptModule FederationWebpackDesign SystemsTailwind CSSStyled ComponentsStrapiREST APIsAnalyticsGitLab CI/CD

Overview

Long-running product contribution across Publisher Account, balancing feature delivery, reusable UI architecture, CMS-driven content, third-party integrations, and performance-focused frontend work.

Key Responsibilities

Built and improved user-facing account, onboarding, dashboard, and self-service experiences for publisher workflows
Implemented CMS-driven content patterns and integrations that helped product and marketing teams ship content more consistently
Worked across frontend and backend boundaries using React, TypeScript, Strapi, REST APIs, and deployment workflows
Improved shared layouts and product surfaces through reusable components, code splitting, optimized data fetching, and reliable error handling

Tech Stack & Tools

Frontend: React, TypeScript, Module Federation, Webpack, Tailwind CSS, Styled Components
CMS and integrations: Strapi, REST APIs, analytics, validation, error handling
Delivery: GitLab CI/CD, performance optimization, product and marketing collaboration

Xsolla - XUI Design System

Cross-platform design system work for React and React Native applications, with reusable primitives, multi-theme support, Storybook documentation, and adoption across Publisher Account and Business Accounts.

ReactReact NativeTypeScriptStorybookDesign TokensComponent APIsMulti-theme UIStyled ComponentsPackage Publishing

Overview

Co-led design system development and migration work, creating reusable UI foundations that support consistent product experiences across Xsolla web and mobile surfaces.

Key Responsibilities

Built reusable primitives and component APIs for React and React Native applications
Supported multi-theme adoption across Publisher Account and Business Accounts products
Documented components and usage patterns in Storybook for engineers and designers
Helped migrate product teams toward shared UI foundations to reduce duplicated implementation and improve interface consistency

Tech Stack & Tools

UI systems: React, React Native, TypeScript, Storybook, design tokens, theming
Architecture: reusable primitives, component APIs, cross-platform package design
Adoption: product migration support, documentation, shared design language

Projects

Kiddoly

React Native and Expo caregiving app for families with special-needs children, including communication boards, mood tracking, potty logs, meal tracking, schedules, reminders, reports, household data, and premium feature gating.

React NativeExpoTypeScriptSupabaseMobile UXPremium Features

InspectorGecko

Crypto intelligence dashboard with market screening, watchlists, alert workflows, AI-assisted coin analysis, and research tooling built around CoinGecko data.

Next.jsTypeScriptTailwind CSSCoinGecko APIDashboardsAI Research

SimpleResume

Privacy-first resume builder and job application tracker—PDF/DOCX export, pipeline analytics (Sankey), offline-first, optional Google Drive sync.

ReactTypeScriptViteTailwind CSSZustandReact RouterRechartsD3

SettleHere

Malaysia home planner: compare a candidate address with commute times to multiple stops, nearby place search (schools, services, and more), routes on the map, and a location score across categories within 5 km.

ReactTypeScriptViteTailwind CSSGoogle MapsTanStack QueryZustanddnd-kit

QuranSlide

Quran slides generator for teachers and preachers

Next.jsShadcn UITailwind CSSZustandquran.com API

Courses

Certified Associate in Front-end Development

TalentLabs · Aug 2023 – Dec 2023

Data Science Training Program

360DigiTMG · Apr 2022 – Jun 2022

Go Basics

Frontend Masters · Mar 2025 – Apr 2025

Freelance rate card

Clear starting rates for web projects

These are practical starting points for design, frontend development, integrations, deployment, and project handover. Final pricing depends on scope, timeline, content readiness, and backend complexity.

Typical timeline

1 to 4 weeks depending on scope and feedback speed.

Landing Page

A polished one-page website for a campaign, profile, service, or small business.

RM 2,500+

Responsive design and build
Content sections, gallery, and CTA
Basic SEO and performance pass
Deployment support

Business Website

A fuller website for businesses that need clearer content, stronger structure, and more trust signals.

Popular

RM 4,500+

Up to 5 core pages or sections
Contact or WhatsApp enquiry flow
CMS or content update guidance
Analytics setup

Custom Web App

A tailored product experience with custom logic, dashboards, auth, integrations, or data flows.

RM 7,500+

Product planning and UI architecture
Reusable React components
API and third-party integrations
Testing and handover notes

Travel, booking, or enquiry website: from RM 3,500

Day rate for focused frontend work: RM 650/day

Maintenance and small updates: from RM 350/month

Let's Build Something Together

Senior Frontend Engineer

Skills

Frontend & UI

Backend, APIs & data

Platform, DX & delivery

Quality & collaboration

Experience

Frontend Engineer

Project Engineer

Technical Support Engineer

Work

Xsolla - Business Accounts Platform & Shared SDK

Overview

Key Responsibilities

Tech Stack & Tools

Xsolla - Publisher Account

Overview

Key Responsibilities

Tech Stack & Tools

Xsolla - XUI Design System

Overview

Key Responsibilities

Tech Stack & Tools

Projects

Kiddoly

InspectorGecko

SimpleResume

SettleHere

QuranSlide

Courses

Certified Associate in Front-end Development

Data Science Training Program

Go Basics

Clear starting rates for web projects

Landing Page

Business Website

Custom Web App

Tell me about your next project