High-Concurrency Mobile Systems

At 10 million concurrent users, the only thing not spiking is your AWS bill.

We engineer high-performance Flutter/React Native apps backed by concurrent-safe Go microservices—delivering premium, fluid UX at half the operational cost of a typical Node stack.

React Native & Flutter · Go · MongoDB

The Reality Check

AI writes code.
We build scalable digital businesses.

The Failure Mode

Anyone can use an AI prompt to generate a basic mobile interface or copy-paste a standard script. But AI won't guarantee your Go microservices securely handle concurrent user traffic without race conditions. It won't design an optimized MongoDB schema that scales fluidly past your first 10,000 users.

Our Approach

We don't fight the AI revolution — we weaponize it. We leverage cutting-edge LLM engineering to eliminate routine boilerplate, allowing us to focus 100% of our energy on what truly matters: bulletproof systems architecture, flawless mobile user experiences, and rapid market validation.

Zero

Race Conditions

Concurrent-safe Go services

10x

Schema Performance

MongoDB optimised to scale

100%

Engineering Focus

AI handles the boilerplate

Why Founders Choose Us

The Triple-Threat Stack

Three engineering pillars that turn your product vision into a competitive moat — not a technical debt trap.

React Native · Flutter

Cross-Platform Excellence

One codebase. Every platform.

We build with React Native and Flutter so you ship to iOS, Android, MacOS and Windows simultaneously — without sacrificing native feel, gesture fidelity, or release velocity.

Go · GraphQL · REST

High-Performance Backends

APIs that scale without the bill shock.

Go microservices handle massive concurrency with minimal infrastructure. Your app stays fast under load while cloud costs stay predictable as you grow.

MongoDB · Postgres

Database & Scaling

Iterate fast. Scale without rewrites.

MongoDB and Postgres architectures designed for rapid product iteration — flexible schemas today, production-grade performance when your user base explodes.

Case Study

Built to Scale, Not to Break

JholaXL logo

JholaXL

B2B Supply Chain & Digital Ordering

FlutterSvelteGoMongoDBDynamic Pricing Engine
View full product details

The Problem

Wholesale ordering falls apart when every buyer gets a different price, catalogs change daily, and teams are still reconciling orders across spreadsheets and phone calls. Static pricing tables and manual product updates can't keep pace — leading to wrong quotes, order disputes, and buyers who stop trusting the platform.

Our Solution

We built JholaXL with Go APIs that model buyer-specific pricing rules, tiered discounts, and real-time catalog sync — so distributors push price and product updates once and every buyer sees accurate numbers instantly. A fast mobile (Flutter) interface keeps ordering smooth even as SKUs and rates change by the hour.

Engagement Models

Our Scrappy Engagement Models

No bloated agency retainers. Pick the engagement that matches where you are — from first prototype to production rescue.

Most Popular

Fixed price · 4 weeks

The MVP Sprint

A functional React Native or Flutter prototype with a Go backend core — built to validate your idea, impress investors, and get real users in your hands fast.

  • Cross-platform mobile prototype
  • Go API with core business logic
  • Auth, onboarding & key user flows
  • Deployment-ready infrastructure

Best for: Non-technical founders validating an idea or pitching investors

Start Your Sprint

Monthly retainer

The Dedicated Studio

An embedded engineering team that ships features, fixes bugs, and scales your product month over month — without the overhead of hiring in-house.

  • Dedicated senior engineers
  • Continuous feature delivery
  • Performance monitoring & optimization
  • Architecture guidance as you scale

Best for: Funded startups ready to accelerate product development

Book a Strategy Call

Fixed fee audit

The Codebase Rescue

A full-stack performance audit that hunts down memory leaks, slow rendering, and API bottlenecks — then delivers a prioritized fix roadmap.

  • Mobile performance profiling
  • Go API bottleneck analysis
  • Memory leak & crash report
  • Prioritized optimization roadmap

Best for: Startups with sluggish apps and declining app store ratings

Request an Audit
Our Products

We Don't Just Build for Clients — We Ship Our Own

ShapeOps, SiteZap, Astrocot, and more. Explore the products we've built and shipped to real users worldwide.

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Let's Talk

Drop Your Project Brief

Tell us what you're building. We'll respond within one business day with an honest assessment — no sales pitch, no fluff.