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Hoang N.HN

Hoang N.

Lead Frontend / Angular | Fullstack Java Spring

€580/day
Lyon, FR
15+ years

Average response time: 1 hour

Freelancer profile translated to English.
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About Hoang

Expert Angular freelance, 15 years of experience including 8 years as a technical lead. I design long-term maintainable Angular architectures — and I also cover backend Java Spring and DevOps when the mission requires it.

My playground is the complete lifecycle of an Angular application: initial architecture, continuous version upgrades (I have supported the framework from version 2 to 19 — AOT, Ivy, strict mode, typed forms, standalone, Signals, Control Flow), testing strategy, performance, and code quality.

What differentiates me from a purely front-end profile: a true full-stack culture (Java / Spring Boot, WebFlux, OAuth) and DevOps (Docker, Kubernetes/OpenShift, GitLab CI).

💬 For anew projector **a modernization**, contact me to discuss it
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Lyon (up to 50km)

Experience

  • Suneris
    Expert Angular
    TELECOMMUNICATIONS
    July 2019 - April 2025 (5 years and 9 months)
    Lyon, France
    Technical lead frontend on a telecommunication equipment control interface (configuration, operation, data analysis).
    • Architected and maintained an Angular base of several dozen screens and 100+ reusable components
    • Continuously modernized to current Angular standards: Ivy, strict mode, typed forms, standalone, Signals, Control Flow, OnPush generalized across all components
    • Reduced frontend bundle by 50% (dependency updates, replacement of obsolete libraries)
    • Structured quality strategy: TSLint → ESLint migration, Jest unit tests serving as a reference for the team
    • Implemented CI pipeline with GitLab CI

    Technical Environment: Angular 19, TypeScript, Angular Material, PrimeNG, D3, Chart.js, AG Grid, Wijmo, Leaflet, RxJS, NgRx, ESLint, io-ts, Tailwind CSS, Jest, Web Audio API, GitLab
    Angular Typescript TailwindCSS Node.js NgRx
  • Softway Medical
    Fullstack Java / Angular Developer
    SOFTWARE PUBLISHING
    April 2017 - April 2019 (2 years)
    Lyon, France
    Development of a multi-tenant patient portal in a critical context with the challenge of regaining control of the project. Redesigned architecture (SOLID), implemented TDD, testing strategy (>85% coverage), and optimized CI (pipelines ×5 faster). Significant improvement in project quality, stability, and maintainability.

    Technical Environment
    Back-end: Java 11, Spring Boot 2, Servlet, Spring WebFlux / Non-blocking Reactor, Keycloak (OpenID Connect), MongoDB
    Front-end: Angular 7, Vue.js, TypeScript, RxJS, Karma, Jest, Protractor, Cypress
    Ops: Docker, Rancher, OpenShift, Git, GitLab, GitLab CI, SonarQube, OpenAPI
    Java Angular Typescript Spring Docker
  • Winmagine
    AGILE Full-stack Developer Engineer
    SOFTWARE PUBLISHING
    September 2010 - July 2016 (5 years and 10 months)
    Lyon, France
    Design and development from scratch of a document management solution in a **startup**. Implementation of a scalable architecture (microservices, multi-tenant), robust CI/CD, and SaaS deployment on OVH cloud. Full-stack + hybrid mobile contribution, with high demands on quality and scalability.

    Technical Environment
    Back-end: Java 8, Spring, Hibernate, Hibernate Search, Jersey, MySQL, MongoDB
    Windows Client: Java Swing, JavaFX
    Front-end: Backbone, RequireJS, Rollup, Grunt, Gulp, WebSocket, HTML5, CSS3, SCSS, AngularJS, Ionic (Android & iOS), Node.js, Leaflet
    Ops: VMware ESXi, VirtualBox, Docker, Jenkins, Git, GitLab, SonarQube
    Java JavaScript Spring AngularJS Backbone.js

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Education

  • Computer Science Engineer
    INSA Lyon
    2010

Skill set

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