We craft world‑class apps that ship fast and scale.

iOnCodex Ltd is a full‑stack app development studio. We design, build, and launch mobile and web products with pixel‑perfect UX, rock‑solid engineering, and measurable business impact.

iOS & Android React / Next.js Node / Python AI‑powered Cloud‑native
Security‑first
On‑time delivery
Launch support

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What we do

From strategy to Store release — end‑to‑end delivery for mobile and web.

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Product Design & Prototyping

UX research, wireframes, and interactive prototypes to validate fast.

  • User flows & UX
  • UI design systems
  • Clickable prototypes

Mobile App Development

Native iOS & Android or cross‑platform with React Native & Flutter.

  • App store ready
  • Analytics & A/B tests
  • Offline‑first

Web & Backend

Next.js frontends, Node/Python services, and scalable cloud infra.

  • API design
  • CI/CD pipelines
  • Observability

AI Features

LLM‑powered chat, summarization, recommendations, and automation.

  • OpenAI integration
  • RAG pipelines
  • Prompt eval & guardrails

Security & Compliance

OWASP best practices, SSO, GDPR readiness, and app hardening.

  • Pen‑test support
  • SOC2 guidance
  • Privacy by design

Launch & Growth

Beta programs, store listings, growth loops, and iteration cadence.

  • Release trains
  • Crash‑free 99.9%
  • KPI dashboards

Selected work

NeoBank – Mobile Banking Suite

Built a secure, high‑performance mobile stack with card controls, P2P transfers, and biometric auth.

<200ms API 99.95% uptime +120k MAU

WealthFlow – Investing App

Interactive charts, automated tax reports, and onboarding that converts.

+38% retention +22 NPS SOC2 ready

CareLink – Telehealth Platform

HIPAA‑aware video consults, E‑prescriptions, and wearables integration.

<1% crash rate ISO 27001 +40% LTV

FitPulse – Coaching App

Bluetooth devices, streaks & challenges, and a community‑first UX.

+2x DAU 4.8★ stores GDPR ready

OpsBoard – Field Service Suite

Offline‑first maps, workforce scheduling, and real‑time telemetry.

10M events/day Edge caching +31% efficiency

DocsAI – Knowledge Copilot

RAG search across PDFs & tickets, with admin analytics.

Latency <700ms PII redaction +45% self‑serve

How we build — in 4 steps

01 — Discover

Workshops to align goals, define KPIs, and map user journeys.

02 — Design

Rapid prototyping and a systemized UI kit for speed and consistency.

03 — Develop

Agile sprints, code reviews, CI/CD, and zero‑downtime deploys.

04 — Launch

App Store submission, analytics, and growth playbooks.

Tech we love

React • Next.js
React Native • Flutter
Node.js • Python
Postgres • Prisma
AWS • GCP • Vercel
Docker • Kubernetes
Auth0 • OAuth • SSO
Stripe • Apple Pay • Google Pay

A focused team of builders

We’re senior engineers, designers, and product managers who’ve shipped apps used by millions. We partner with startups and enterprises to transform ideas into delightful products.

Remote‑first Timezone‑friendly Transparent pricing
4.8★ client satisfaction
100+ releases shipped
Avg. 6‑8 week MVPs
Trusted long‑term

Let’s build your next app

Tell us about your goals, timeline, and success metrics. We’ll get back within one business day.

info@ioncodex.org
+44 7310 630706
Global / Remote
github.com/ioncodex
linkedin.com/company/ioncodex

Project inquiry

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