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HI, I AM
RIZQI REZA

FRONTEND LEAD.

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ABOUT ME

I’m a Frontend Lead with 8+ years of experience building scalable, high-performance web applications using React, Next.js, and TypeScript. I currently lead frontend engineering at 99 Group, with previous experience at Bukalapak, TaniHub, Bhinneka, and Astra Graphia Information Technology. Working across diverse products and scales while consistently improving performance and user experience.

Beyond hands-on development, I bring a strong leadership mindset, leading engineering teams, defining architecture standards, and mentoring developers to grow into high performing contributors. I enjoy modernizing legacy systems, introducing efficient workflows (including AI-assisted development), and collaborating closely with product and design teams to turn complex ideas into impactful, user-centric solutions.

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CORE EXPERTISE

Focused on building high-performance, scalable web applications while leading teams and improving engineering standards.

Performance & SEO

Improving Core Web Vitals and search visibility at scale

  • Core Web Vitals optimization (LCP, INP, CLS)
  • Caching strategies and CDN optimization
  • SSR / ISR for SEO and performance
  • Performance monitoring and debugging

Frontend Architecture

Designing scalable and maintainable frontend systems

  • Modern JavaScript/TypeScript architecture and codebase scalability
  • Component-driven architecture
  • Design systems and reusable UI
  • Monorepo and modular structure

UI Engineering

Building consistent, scalable, and high-quality user interfaces

  • Design system implementation
  • Reusable and accessible components
  • Responsive and pixel-perfect UI
  • Close collaboration with product and design teams

Leadership, Process & Delivery

Leading teams and improving development efficiency

  • Mentoring and growing engineers
  • Establishing coding standards and best practices
  • Code reviews and quality assurance
  • Driving cross-team collaboration and delivery processes
  • AI-assisted development workflows

EXPERIENCE

99 Group Singapore (Remote from Jakarta, Indonesia)
·

Frontend Lead

Current
Apr 2025 - Present

Leading a team of 6 engineers to drive frontend architecture, performance, and development standards across large-scale property platforms (99.co). Improved Core Web Vitals (INP ~200ms faster), increased Sentry crash-free rate by ~6%, and introduced AI-assisted code reviews to enhance code quality and team productivity. Mentored engineers and established scalable workflows that improved delivery efficiency and maintainability.

·

Senior Frontend Engineer

Sep 2023 - Apr 2025

Focused on performance optimization and frontend scalability. Reduced LCP by ~1s through caching strategies, migrated 30%+ of the codebase to TypeScript, and built a design system using Shadcn and Tailwind. Collaborated closely with product and design teams to deliver key features such as map-based search and improved user personalization.

Bukalapak Jakarta, Indonesia

Software Development Engineer, Frontend

Feb 2022 - Sep 2023

Developed and maintained high-traffic e-commerce platforms with a focus on performance, scalability, and cross-browser consistency. Built reusable components, modernized legacy systems, and collaborated with cross-functional teams to deliver seamless user experiences.

TaniHub Jakarta, Indonesia

Senior Frontend Engineer

Jun 2021 - Feb 2022

Mentored frontend engineers, designed scalable architecture, and led technical decision-making. Played a key role in solving complex frontend challenges and improving overall code quality and team efficiency.

Bhinneka.com Jakarta, Indonesia

Frontend Developer

Jun 2019 - Jun 2021

Developed B2B and B2G platforms using React.js and Next.js. Contributed to site revamp initiatives, improving performance and maintainability while ensuring high-quality frontend delivery.

Astra Graphia Information Technology Jakarta, Indonesia

.NET Developer & System Analyst

Sep 2016 - Jun 2019

Built enterprise applications using .NET and AngularJS, developed REST APIs, and handled system analysis for Astra Group clients. Strengthened foundations in scalable systems and enterprise development.

EDUCATION

2017 - 2019

Bachelor of Information Systems

Bina Nusantara University (BINUS)

Jakarta, Indonesia

Focused on information systems design and development, including business process analysis, enterprise systems, and database architecture. Developed a strong foundation in bridging technology with business needs, as well as managing end-to-end software development projects.

2013 - 2016

Diploma in Informatics Management

Astra Polytechnic

Jakarta, Indonesia

Built core technical foundations in software development, covering web, mobile, and desktop applications. Gained hands-on experience in programming fundamentals, database management, and system development practices.

PROJECTS

A selection of work focused on performance, scalability, and frontend leadership.

PerformanceSEOScalability

Property Platform Performance Optimization

99 GroupFrontend Lead

Improving performance and reliability across large-scale property platforms (99.co).

  • Optimized Core Web Vitals (LCP, INP)
  • Implemented caching and rendering strategies
  • Led frontend architecture and standards
UXFeature Development

Map-Based Search Experience

99 GroupSenior Frontend Engineer

Building interactive map-based property search to improve discovery and usability.

  • Developed map-based search interface
  • Integrated real-time backend data
  • Improved user interaction and exploration
Design SystemScalability

Design System & UI Standardization

99 GroupSenior Frontend Engineer → Lead
  • Built design system with Shadcn UI + Tailwind
  • Created reusable component library
  • Improved UI consistency and dev speed
ArchitectureMaintainability

Frontend Architecture Modernization

99 Group, Bukalapak, BhinnekaSenior Frontend Engineer
  • Migrated legacy systems to React & TypeScript
  • Improved code structure and maintainability
  • Introduced best practices across teams

CONTACT ME

Rizqi Reza

frontend lead