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T.02 / Technology

Front end

React

larch builds product interfaces in React, on the web and on the desktop. Hiki and Scout run React 19 inside Next.js 15, and Bridddge, our LinkedIn app for macOS, runs React inside Electron.

Products built
03
On the web
React 19
On the desktop
Electron
Components
shadcn/ui
Bridddge builds with
Vite

Tell us what you want to ship.

01 / Built with React

Three products, three interfaces.

A manga catalog, a LinkedIn app for macOS and the control room for an AI sales agent. Each interface is React, and each product is one we designed, built and shipped.

Hiki cover art: a manga girl reading among stacks of books beside the Hiki logo

Web platform / 2025

React 19 renders a catalog readers filter by 21 genres, 100+ tags, price, discount, stock and store, on shadcn/ui components in Hiki’s Neubrutalism style.

hiki.world
Bridddge artwork: an engraved hand reaching for a blue octagon

macOS app / 2025

Each feature is its own React app in a multi-page Vite build: dashboard, CRM, SSI analytics, scheduler and automations, themed with shadcn/ui.

bridddge.com
Scout artwork: a wall of retro monitors and control panels

AI agent / 2025

React 19 draws the drag-and-drop Kanban pipeline, the analytics dashboard and the activity log, and updates them live while the agent runs.

02 / Related service

Web platform development

Fast, resilient platforms that grow with your business, not against it.

What you get

  • SaaS platforms, real-time dashboards and multilingual apps

    Scout’s dashboard updates live during agent runs; Hiki’s interface is translated down to genre and tag names.

  • The entire stack, from front end to database

    Behind Hiki’s React front end sit a FastAPI back end and MongoDB, built by one team.

  • Deployed, monitored and scaled, not just built

    Hiki ships to Cloud Run through Cloud Build on every push to main.

Web platform development

03 / How we use React

Interfaces people work in.

In all three products React draws the screens people spend their time in: a catalog to browse, a LinkedIn workflow to run and a sales pipeline to manage.

Hiki: a catalog you can filter

Hiki’s interface is React 19 inside Next.js 15 with the App Router. It turns a daily scrape of several bookstores into one catalog. Readers filter by 21 genres, 100+ tags, price range, discount, stock and source store, and full-text search covers product names in every supported language. next-intl translates the interface, the genre names and the tags, so the same React components render every locale.

The look is a Neubrutalism design system: bold 2px borders, offset shadows and a manga-inspired style set in the Lacquer and Pangolin fonts. The components are shadcn/ui, customized with the Neubrutalism theme rather than drawn from scratch.

Bridddge: one React app per feature

Bridddge is a macOS app built with Electron and React. An embedded Chromium browser handles LinkedIn itself, and React draws the tools around it. A multi-page Vite build gives every feature a separate React app: the dashboard, the CRM, Social Selling Index analytics, the post scheduler and the automations. The CRM tracks every connection with its status, notes and action history. The screens use shadcn/ui with a custom theme called Lyra, which has a blue primary color and sharp edges.

Scout: an interface for an agent

Scout also runs React 19 in Next.js 15. An AI agent does the sales work, and the React interface is where the user sets it up and follows it. A seven-step setup wizard goes from the ideal customer profile to the first batch of leads. Leads move across a drag-and-drop Kanban board from Qualified to Contacted, Replied, Meeting, and Won or Lost. The analytics dashboard shows pipeline health, the conversion funnel, source performance and outreach metrics, and the activity log records every action the agent takes. While the agent runs, the interface updates live.

04 / Other technologies

Used alongside it.

React runs inside Next.js in Hiki and Scout, and inside Electron in Bridddge. See what we built with each.

T.01 / Front end

Next.js

Hiki’s multilingual catalog front end and the Scout web app, both on Next.js 15 with the App Router.

Built with it

  • Hiki
  • Scout

T.05 / Desktop

Electron

Bridddge, a native macOS app with its own embedded browser, running locally.

Built with it

  • Bridddge

07 technologies

All technologies

Seven technologies, each one running in a product we shipped.

Start / 30-minute call

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