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LE TAN BAO BAO
PORTFOLIO

Full-Stack & Frontend Engineer specializing in Angular (Signals, NgRx, SignalStore) and Next.js, with expertise in building low-code platforms and AI-driven engineering pipelines.

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01 // ABOUT ME

ABOUT ME

Lê Tấn Bảo Bảo - Full-Stack & Frontend Engineer Portrait
BS. COMPUTER SCIENCE & EMBEDDED SYSTEMS - VNU-HCM US
(GPA: 3.3/4)

LANGUAGES

English Professional
Vietnamese Native

SKILLS

AngularReact / Next.jsAI EngineeringTypeScript / JavaScript.NET / ASP.NET CoreNode.js / Nest.js

Full-Stack / FE Developer

Con Cung Corp (2025 — Present)

Frontend Software Engineer

Cozwork JSC (2024 — 2025)

FE-PORTFOLIO-2026
Avatar of candidate Lê Tấn Bảo Bảo
Lê Tấn Bảo Bảo FULL-STACK / FE ENGINEER
Capabilities report Full-Stack / FE Engineer Lighthouse Score: 98+
Experience 2+ YEARS
Real Projects 20+ PROJECTS
Optimize Performance 98 / 100
Coffee Drunk 500+ CUPS
95% skills

TECHNICAL SKILLS

  • Built high-performance web architectures and designed interactive UI/UX components for web apps.
  • Highly proficient in Angular (Signals, NgRx, SignalsStore) and Next.js / React.
  • Developed stable backend APIs with ASP.NET Core C# and optimized PostgreSQL / SQL Server databases.
90% experience

FIELD EXPERIENCE

  • Over 2.5 years of professional engineering at Con Cung Corp (2025-Present) and Cozwork JSC (2024-2025).
  • Engineered an internal low-code LDP Builder, reducing campaign deployment time by 80%.
  • Optimized heavy client-side computing and state caching, reducing initial page load times by 35%.
90% process

AI & WORKFLOW AUTOMATION

  • Applied AI-augmented development (BMAD Method, Cursor Rules, Claude) to accelerate development velocity.
  • Integrated automatic code generation into Harness pipelines, boosting prototyping speed and legacy refactoring by 60%.
  • Utilized Web Workers and SWPush for background tasks, and SignalR for real-time data synchronization.
85% foundation

FOUNDATION & EDUCATION

  • Bachelor of Computer Science & Embedded Systems - VNU-HCM University of Science (GPA: 3.3/4).
  • Strong systematic problem-solving mind, with programming experience in systems languages (Rust, C/C++).
PROVINCE / CITY -

Interactive Project Workflow & Vietnam Map

02 // PROJECT

PROJECT

01

LDP Builder Platform

Internal Low-code Landing Page drag-and-drop builder for Con Cung. Reduced campaign deployment times by 80% (Hanoi Hub).
02

Enterprise E-commerce System

Orchestrated LLM & RAG semantic search, optimized checkout flows to boost conversions by 12% (Da Nang Hub).
03

Internal Portal Systems

Migrated legacy AngularJS apps to Angular 19 for 20+ hubs. Integrated AI agents to automate operation workflows (Phu Yen Hub).
04

Cozwork Extension Framework

Monorepo workspace architecture and real-time HRMS scheduler optimized with Web Workers and SignalR (HCMC Hub).
01
PRJ-01 •

Project Title

Role

SCALE —
PERFORMANCE —
QUALITY —

Tech Stack

KEY HIGHLIGHTS

    03 // TECHNICAL SKILLS

    TECHNICAL SKILLS

    Frontend Architecture

    Frontend Architecture

    Angular, React, Next.js, TS/JS, CSS3, PrimeNG, interact.js

    Reactive & State Systems

    Reactive & State Systems

    RxJS, NgRx, Signals, SignalStore, Redux

    Backend & Real-time API

    Backend & Real-time API

    C#, .NET Core, Node.js/Nest.js, SQL, SignalR

    AI & Intelligent Workflow

    AI & Intelligent Workflow

    Claude Code, LLMs, RAG, Harness, Web Workers, Command Handlers

    04 // OTHER PROJECTS

    OTHER PROJECTS

    Core Features

    • Next.js SSR Storefront
      Accelerated SEO and fast page loads utilizing Server-Side Rendering (SSR).
    • Angular Dashboard
      Intuitive administration panel to manage inventory, sales tracking, and user accounts.
    • .NET Core Backend
      Highly secure, performant REST APIs orchestrating database and business logic.

    Tech Stack

    Next.js Angular .NET Core SQL Server Tailwind CSS
    Ecommerce Platform Demo

    Tiệm Nhà Zịt - E-commerce platform

    Full-stack e-commerce system for handmade craft brand with .NET Backend, Angular admin dashboard, and Next.js SSR storefront.

    Core Features

    • WebRTC Video Calling
      Utilizes LiveKit SDK for low-latency, stable multi-user video conferences.
    • Task Integration
      Coordinate workflows and manage milestones right within chat channels.
    • Realtime State
      Synchronized messages and client states backed by Zustand and Firebase.

    Tech Stack

    React TypeScript LiveKit Firebase Zustand

    Zeus Chat & Video

    Real-time group chat platform integrating video calling and collaborative task-management workflows.

    Lingo - AI Language Learning

    Gamified language learning platform inspired by Duolingo, featuring AI speech generation, leaderboards, and Stripe.

    Performance Metrics

    98%
    Speech Generation
    ElevenLabs text-to-speech audio streams
    95%
    Premium Modules
    Stripe payment integration and daily reward milestones

    Tech Stack

    Next.js React Drizzle ORM ElevenLabs AI Stripe
    Crwn Clothing Demo

    Crwn Clothing

    A premium fashion E-commerce site with shopping cart management, Stripe payments, and clean state flows.

    Performance Metrics

    Stripe
    Stripe Payments
    Secure checkout session integration with credit card validation
    Saga
    Asynchronous State
    Utilized Redux-Saga for clean side-effect management

    Tech Stack

    React Redux-Saga Firebase Stripe
    View Demo

    Collaborative Whiteboard

    Real-time collaborative whiteboard featuring a live cursor overlay, drawing tools, and instant state synchronization.

    Performance Metrics

    <50ms
    Sync Latency
    State transition messages transmitted over WebSockets
    95%
    Cursor Updates
    Fluid rendering and position updates across active clients

    Tech Stack

    React Redux Toolkit WebSockets HTML5 Canvas Node.js
    View Demo
    05 // REVIEWS

    COLLEAGUES TESTIMONIALS

    Bao Bao has exceptional technical leadership skills. He successfully drove the AngularJS migration to Angular 19, standardizing our workspace architecture and improving code quality across all teams. Highly reliable!

    Trí Nguyễn

    FE Leader, Con Cung Corp

    Great collaboration on cross-platform integrations. Bao Bao helped design smooth landing pages that bridged our web and Flutter mobile applications seamlessly. An energetic team player!

    Thanh Tú

    Flutter Developer, Con Cung Corp

    Bao Bao writes highly stable and testable code. He proactively implemented unit tests and automated UI assertions, making our regression testing much faster and lowering production defects.

    Nguyên Lê

    QC Engineer, Con Cung Corp

    Smooth API integrations. Bao Bao worked closely with backend teams to architect the RAG and semantic search endpoints, ensuring high-speed query response times and clean data contracts.

    Bình Đỗ

    BE Engineer, Con Cung Corp

    Bao Bao is a highly skilled frontend engineer. We collaborated closely on Cozwork Portal to integrate SignalR notifications and optimize HRMS scheduling. His clear API contracts made backend integration extremely fast.

    Khải Nguyễn

    BE Engineer, Cozwork JSC

    Collaborating with Bao Bao on the Stitch UI Design System was a great experience. He is extremely passionate about component modularity, performance, and WCAG accessibility standards. His Web Components work set a high bar.

    Thảo Lê

    Frontend Engineer, Cozwork JSC

    06 // LINK

    CONNECT

    bash - session

    $ cat info.json

    "email": "baobao22.work@gmail.com",

    "location": "Ho Chi Minh City, Vietnam",

    "status": "Available for Opportunities",

    "specialties": ["Frontend Engineering","Full-Stack Development","AI Automation"]

    $ ping -c 1 core-mainframe

    64 bytes from mainframe: icmp_seq=1 ttl=64 time=0.42ms

    $ _

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