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Industry 07 / 15 — Property & proptech

Property platforms that render instantly.

Listing portals, property marketplaces and tenant-operations software — built to map a hundred thousand listings without a stutter and keep every record in sync.

<100msMap render, 100k+ pins
RealtimeListing sync
OneSource of truth

Content reviewed

The map either feels instant, or it loses.

Proptech users decide in the first second whether your portal is worth their time, and the verdict is rendered on the map. We engineer geo-search and clustering to paint 100k+ pins in under a frame, keep listing data synced in real time across channels, and build the tenant-and-operations tooling behind the storefront. Fast where it shows, correct where it counts.

Users judge the map first.

In this sector, we build
Listing portals & marketplacesMap & geo-searchTenant & property operationsListing sync & feeds

Property software is a performance problem disguised as a CRUD app. Render a hundred thousand listings on a map, filter them live, keep prices and availability current across portals — do it slowly and users bounce to the competitor whose map just works.

We build proptech that stays fast at scale: map and search that render 100k+ listings in under a frame, real-time sync across portals, and the tenant and operations tooling that runs the business behind the listings.

The unglamorous half — leasing, maintenance, payments, tenant communication — is where a portfolio is actually run, so we build that with the same care as the storefront everyone sees.

What we build

Systems for real estate.

What property teams bring us. The common thread is a catalogue that keeps growing and a user who will not wait.

01

Listing portals & marketplaces

Search, map and filters that stay smooth across hundreds of thousands of listings.

02

Map & geo-search

Clustered, GPU-friendly map rendering and geo-queries that feel instant no matter the dataset.

03

Tenant & property operations

Leasing, maintenance, payments and tenant comms unified for property managers and landlords.

04

Listing sync & feeds

Real-time ingestion and distribution so prices and availability never drift across channels.

05

Valuation & insight

Data and model-driven pricing and market insight surfaced where decisions get made.

06

Document & transaction flow

Offers, contracts and e-signature flows that move a deal from listing to close.

Outcomes we target

The numbers we tune for.

Speed, sync, consistency, scale — the four gauges a property platform is judged on, and the ones we tune every build against.

<100msMap pin render at 100k+ listings
RealtimeListing & price sync
OneSource of truth across channels
MillionsListings scaled to
How we approach it

Keeping 100k listings quick.

The working rules on property platforms — and what each one means for the person dragging the map.

01
Principle

Performance is the feature

In practice

We profile against 100k+ listings from day one, because a map that stutters loses the user before the listing loads.

02
Principle

Always in sync

In practice

Real-time feeds keep price and availability consistent across every portal and channel automatically.

03
Principle

Operations, not just listings

In practice

We build the unglamorous tenant and maintenance workflows that actually run the property business.

04
Principle

Scales with the catalogue

In practice

Architecture that holds its speed as listings grow from thousands to millions.

Who we build for

Landlords to listing portals.

Some of these teams list property and others manage it. A few build the software both sides use.

Listing portals & marketplacesProperty management firmsLandlords & operatorsCommercial real estatePropTech startupsBrokerages & agencies
Tools we reach for

Made for heavy maps.

Most of our property builds start from this set. The size of your catalogue and the load on your map decide the rest.

Next.jsMapbox / deck.glPostgres + PostGISElasticsearchRedisNode.jsCDN / edgeAWS
The services behind it

The same people build all three.

We plan the portal, the data layer and the mobile app as a single project.

Next industry — 08 / 15EdTech →
Before you ask

Usually about speed and sync.

Five quick answers, from map performance to paperwork.

Can you render very large listing datasets on a map?

Yes — we use clustering and GPU-friendly rendering to keep map interaction sub-frame even at 100k+ listings.

Do you sync listings across portals?

We build real-time ingestion and distribution so price and availability stay consistent across every channel automatically.

Can you build tenant and property management tools?

Yes — leasing, maintenance, payments and tenant communications are part of the operations platforms we deliver.

Will it stay fast as our catalogue grows?

Yes. Scale is part of the first design, and we profile against large listing volumes before launch, so search and the map stay fast as your catalogue grows.

Can you handle offers, contracts and e-signature?

Yes — we build document and transaction flows that move a deal from listing through offer to close.

Anything we missed?

Put it in a brief
Let’s scope it

Got a portal that
stutters at scale?

Send us your listings site and say where the map feels slow. A senior engineer replies with a first view on performance by the next business day.