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Sitemap

Every page published on nestonex.com, grouped by what it is for. The machine-readable version lives at sitemap.xml, and the entity summary for assistants at llms.txt.

01 /

Company

Home

Studio overview and selected work

Contact

Start a project conversation

02 /

Services

Data Science

Make your data useful to the people making decisions.

03 /

Work

Wen

One account for perps, spot and copy-trading — and an AI that can trade for you.

MarketSync

Telegram trading signals, understood and executed on MetaTrader in real time.

ProTrader

A trading community with an AI coach that actually knows your numbers.

AgencyOS

A white-label operating system that turns a service business into a product.

Kaizen Analytics

Proof of which crypto callers actually make money — and a place to backtest it.

Axon Wallet

Say it in plain language; the wallet does it safely.

Gaya Wallet

Best-route swaps across six aggregators, at production scale.

Arbitrage Engine

A cross-exchange trading engine where correctness is the feature.

Swift Builder

Describe a site in chat; get a real, running codebase — live.

Voice AI Agent

Real phone calls, answered and placed by a conversational AI.

One Click

Match-day travel for Saudi Arabia, in a single booking.

Swift MVP

A productised web-design agency, delivered in 24–72 hours.

QuadQravings

Campus food delivery where one checkout splits meal points and a card, and one account switches between ordering and delivering.

MATO

Groceries and household essentials delivered across cities — five connected products sharing one catalog, one order and one backend.

Awaaz

A home for the new sound of Pakistan — and the platform behind every artist on it.

Hasan Zone

A 3D gallery you fly through — an artist's whole catalogue as a place, not a playlist.

04 /

Planning guides

All guides

Decisions worth making before a build starts

Telegram mini app or native mobile app?

What a Telegram mini app removes — install friction, store review, a separate signup — what it cannot do, and how to decide which one your product needs.

05 /

Glossary

Transactional outbox

How do you stop a database write and the event announcing it from getting out of step?

Vector store

Do you actually need a vector database to build retrieval-augmented generation?

Prompt injection

How do you stop prompt injection from making an AI agent do something expensive?

Race condition

How do you stop two concurrent requests from spending the same balance twice?

Eligibility gate

How do you stop a marketplace payout from failing after the work is already done?

Multi-tenancy

Should each tenant get its own database, or share one with a tenant column?

Idempotency

Why does the same event arrive twice, and how should a handler deal with it?

Embeddings

What are embeddings, and when is semantic search actually better than keyword search?

Typed tool calling

How do you let a language model take an action without letting it invent one?

Evaluation set

How do you know whether a change to an AI feature made it better or worse?

Human in the loop

Where should a person sit in an automated decision, and how do you stop the queue becoming the bottleneck?

Guardrails

What actually stops an AI feature doing something it should not?

Webhook

Why do webhooks arrive more than once, and what does a handler have to do about it?

Rate limiting

How do you cap request volume without breaking the legitimate traffic you wanted?

Core Web Vitals

What do Core Web Vitals measure, and why does a perfect lab score not guarantee a good one?

Non-custodial

What makes a product non-custodial, and what does that remove from your risk?