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KiwiApps LtdFresh from the Heart

Deep architecture for the software problems AI can’t fake.

KiwiApps brings deep architecture to the hard software problems AI can’t fake — we help startups and engineering teams design, harden, and build complex frontend systems, secure backend platforms, and AI-agent integrations that are ready for production.

Deep frontend problem solving

Build → ship pipeline · live

Customer brief

Multi-tenant SaaS with SSO

Generated → organized by domain

spec.md
ui.tsx
app.ts
screen.tsx
api.ts
schema.sql
deploy.yaml
Dockerfile
ci.yml
README.doc

CI/CD · tested · auto-deployed

Build
Unit
Integration
E2E
Deploy

Assembled system · live traffic

Clients

FrontendMobileApps

Services

APIServicesData · DB

Infra

DockerKubernetesCI/CD
Design systemUI engineering

Interfaces and dashboards, built for production.

Complex data viz, dashboards, forms, chat, embedded widgets, and product surfaces — engineered to be fast, accessible, and maintainable.

Revenue Overview

Apr 30 – May 30

Product A

Product B

app.kiwiapps.org/analytics

Marketing & SEO

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

$1,250

Total saving so far · target $569K

Onboarding

Validated, accessible forms

Work email

cto@startup.com

Company

Acme, Inc.

Create account

Agent assistant

Tool-scoped · human-in-the-loop

Summarize last week’s churn risk.

Querying analytics (read-only) → 3 accounts flagged. Approve outreach?

Message the agent…

Traffic by Location

United States

52.1%

Canada

22.8%

Mexico

13.9%

Other

11.2%

ProblemWhere architecture matters

Most teams do not need more code. They need better architecture.

AI can generate components, APIs, and scripts — but production software still breaks at the edges: frontend state, performance, hydration, security, integrations, data flow, permissions, deployment, observability, and long-term maintainability. KiwiApps works on the problems where architecture matters.

Frontend systems become slow, fragile, or hard to change.

Backend decisions create hidden scaling and security risks.

AI integrations work in demos but fail in production.

Teams move fast but accumulate technical debt.

Security is added too late instead of designed in.

ArchitectureOne continuous system

From the first request to the last audit log.

We design the whole path — edge, runtime, auth, services, data, cache, jobs, AI, telemetry — as one continuous, observable, secured architecture. Not glued-together parts.

ServicesWhat we build

Architecture and engineering for critical product systems.

Deep Frontend Architecture

We solve complex frontend problems across React, Next.js, TypeScript, browser runtime behavior, design systems, state management, performance, hydration, widgets, SDKs, dashboards, and multi-surface product experiences.

ReactNext.jsTypeScriptPerf

Backend and Platform Architecture

We design APIs, services, data models, event flows, authentication, permissions, integrations, background jobs, observability, and scalable backend systems that support real product growth.

APIsDataAuthEvents

Security Engineering

We help teams design secure systems from the start: API hardening, auth flows, permission models, supply-chain risk, integration boundaries, secure agent tooling, SSRF-style risks, and production threat modeling.

Threat modelingAuthZHardening

AI Agent Integrations

We build AI-agent workflows that are useful, controlled, and safe: tool calling, RAG flows, OpenAPI/MCP-style integrations, human approval paths, guardrails, automation workflows, and product-facing AI features.

Tool callingRAGMCPGuardrails

DevOps & Continuous Delivery

Docker specialization, Kubernetes orchestration, and CI/CD pipelines with automated, observable deployments. We design the deployment workflow — build, test (unit, integration, e2e), and ship — with blue-green and canary rollouts you can trust.

DockerKubernetesCI/CDAuto-deploy

Product Engineering Consulting

We help teams make the right technical decisions, rescue fragile systems, unblock critical releases, review architecture, and turn uncertain product ideas into reliable engineering plans.

ReviewsRescuePlanning
How we thinkAnatomy of a screen

Users see a screen. We see the components — and what holds them together.

To a user it is one calm, composed product surface — and that is the point. To us it is a dozen components in tension: navigation, grids, tables, forms, charts, routing, API, AI. Scroll, and this dashboard comes apart into its real parts — each named, each wired back to the architecture at the centre that holds them together.

what users see
what we see · held together

Acme

Overview

Audiences

Billing

Settings

Acme Analytics

Search…

Workspace / Analytics / Overview

Revenue

$48.2k

Active

1,204

Churn

2.1%

NPS

64

Revenue overview

Acme, Inc.

Active

$12.4k

Globex

Trial

$3.1k

Initech

Active

$8.7k

© KiwiApps · v4.2.0 · operational

Header & app bar

Identity, search, session

Side navigation

Route map · active state

Stat grid

KPI cards · live metrics

API & data

Typed client · cache · retries

Tables & lists

Sortable rows · pagination

Forms & validation

Zod / JSON Schema · a11y

Floating action

Primary · route-aware

AI assist

Tool-gated · human-in-loop

Toolbar & actions

Filters · range · export

Routing

URL is the source of truth

Tabs & views

In-page state · URL-synced

Charts & analytics

Streaming series · SSR-safe

AIDone properly

AI agents need architecture, not magic.

KiwiApps integrates AI where it creates leverage — but keeps production systems deterministic, observable, and safe. We design the boundaries between AI, tools, APIs, users, approvals, permissions, and data so the system can be trusted.

Controlled tool access

Scoped, auditable tool calling — agents act only within explicit, permissioned boundaries.

Secure data & API boundaries

Clear contracts between models, services, and data, with validation and least-privilege access.

Human-in-the-loop workflows

Approval paths and guardrails for the actions that need a person in control.

SecurityOffensive + defensive

Security is the architecture. We break it before attackers do.

Threat modeling, penetration testing, and red-team thinking across auth, permissions, API contracts, secrets, supply chain, SSRF, injection, and AI-agent tool execution. We map the attack surface, prove the exploit, and harden the system to a zero-trust standard — before it ever reaches production.

Penetration testingThreat modelingRed-team thinkingZero-trustOWASP / SSRF / injectionSecrets & supply chainAI-agent attack surfaceStress & load testingWhite-box: memory leaks · event lag

Process

How we work.

01

Diagnose

We inspect the product, architecture, code paths, user flows, integrations, and technical risks.

02

Design

We create a practical architecture plan: what to keep, what to change, what to build, and what to avoid.

03

Build

We implement the critical paths with clean TypeScript, strong boundaries, clear ownership, and production-grade patterns.

04

Harden

We test performance, security, reliability, edge cases, observability, and operational behavior.

05

Handoff

We document decisions, mentor the team, and leave the system understandable and maintainable.

Who we helpSerious software

For teams building serious software.

Startups preparing for scale

Get the architecture right before growth makes it expensive to fix.

CTOs needing architecture support

A senior partner for the decisions that are hard to reverse.

Product teams shipping AI features

Ship AI that is safe, observable, and actually production-ready.

Teams stuck with frontend complexity

Untangle fragile state, performance, and rendering problems.

Security-sensitive integrations

Design boundaries and controls before risk becomes an incident.

Founders needing senior execution

Senior technical execution without first building a large internal team.

WorkWhat we ship

The kind of systems we build.

Real-time intent intelligence

A lightweight browser tag that converts user behavior into semantic signals, feature windows, backend scoring, and privacy-aware decisions.

Privacy-aware, real-timeFrontendBackendData

Complex frontend infrastructure

Runtime-safe, performance-conscious frontend systems with stable component architecture and reliable state and data flows.

Stable at scaleFrontendPerf

Secure AI integration layer

Agent workflows connected to APIs, tools, and business systems with guardrails, permissions, auditability, and human control.

Controlled & auditableAISecurity
FAQQuestions teams ask

Questions teams ask us

Both. We diagnose and design the architecture, then implement the critical paths ourselves in clean TypeScript with strong boundaries — and hand the system back understandable and maintainable.

It usually starts with a focused architecture call and a short diagnostic. From there we scope the work — a review, a rescue, a build, or a security pass — with clear milestones and ownership.

For a short architecture review or a critical unblock we can usually start within days. Larger builds are scoped after the diagnostic so timelines are realistic.

Yes. Most of our work is alongside an existing team — we strengthen the architecture, unblock the hard parts, and mentor as we go rather than replacing what already works.

Security is part of the architecture, not an afterthought. We are comfortable with NDAs, least-privilege access, and treating threat modeling as a first-class part of the work.

We integrate AI where it creates real leverage and keep production systems deterministic, observable, and safe — with controlled tool access, clear data boundaries, and human-in-the-loop where it matters.

The hard parts: complex state, hydration and SSR correctness, browser runtime behavior, performance and rendering, design systems, SDKs and embedded widgets, and multi-surface (web + mobile) product experiences — not just building screens.

Yes — APIs and contracts (OpenAPI/GraphQL), data models, auth and permissions, events and background jobs, caching, and observability, designed to scale and stay maintainable.

Let’s talk

Bring us your hardest software problem.

Whether you are rebuilding a fragile frontend, designing a secure backend, or integrating AI agents into a real product, KiwiApps helps you move from uncertainty to architecture, from architecture to execution, and from execution to production confidence.