About H2X · Da Nang, Vietnam

Engineers who own the outcome.

H2X is a software studio building AI-powered SaaS and scalable platforms from idea to production. Founders come to us when the MVP is unstable, half-built, or has outgrown the tool it started in. We rebuild it properly and stay for the scale.

  • 0contracts on Upwork
  • 0%job success
  • 0hours tracked
  • 0NuGet downloads
  • 0live products
01 · How we work

Product engineers, not ticket closers.

  1. 01
    Direct communicationBad news early, in plain words, with a proposed fix attached.
  2. 02
    Architecture firstThe shape of the system is decided before the first screen is built.
  3. 03
    Business-driven decisionsEvery technical choice is priced against what it does for the product.
  4. 04
    Proactive suggestionsIf there is a better way to reach the goal, you hear it before you pay for the worse one.
  5. 05
    Built to scaleCode written for the second year of the product, not only for the demo.
02 · The record

Every mark here has a source.

  1. 2014
    Foundation

    Computer Science at FPT University

    Bachelor of Engineering in Computer Science, 2014 to 2016.

    Source · Upwork profile
  2. 7+ yrs
    Craft

    Full-stack and backend architecture

    Seven years and counting of building SaaS platforms, AI tools and automation systems for startups and product teams.

    Source · Upwork profile
  3. 2022
    Open work

    Code in the open

    Public GitHub account, the start of shipping reusable pieces instead of rewriting them per client.

    Source · GitHub
  4. 2025
    Open source

    CleanBase on NuGet

    Four .NET 8 libraries for Clean Architecture services: Core, Api, Infrastructure and Domain. 20,514 downloads to date.

    Source · nuget.org
  5. 2025
    Clients

    Five markets, one standard

    Founders and product teams in the United States, Australia, Canada, Singapore and Southeast Asia.

    Source · Upwork profile
  6. 2026
    Recognition

    Top Rated, 100% Job Success

    26 contracts and 556 tracked hours, with clients most often endorsing Reliable and Accountable for Outcomes.

    Source · Upwork
  7. 2026
    Studio

    13 products in production

    AI platforms, SaaS, marketplaces, commerce and membership platforms, every one of them live today.

    Source · This site, /work
03 · Backend first, then everything else
ASP.NET CoreNode.jsNestJSClean ArchitectureCQRS · MediatRMicroservicesPostgreSQLSQL ServerRedisFusionCacheSignalRHangfireASP.NET CoreNode.jsNestJSClean ArchitectureCQRS · MediatRMicroservicesPostgreSQLSQL ServerRedisFusionCacheSignalRHangfire
ReactNext.jsTypeScriptTailwind CSSOpenAIRAG pipelinesSemantic searchJWT · OAuth · RBACGitHub ActionsAzure DevOpsReactNext.jsTypeScriptTailwind CSSOpenAIRAG pipelinesSemantic searchJWT · OAuth · RBACGitHub ActionsAzure DevOps
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