5 systems live in production right now

AI engineering partner for scalable SaaS & enterprise platforms

We design, ship, and run production systems — private RAG platforms, multi-tenant SaaS, mobile apps, and ERP with applied deep learning — across 5 regions.

See case studies Talk to an engineer

projects delivered: 500+
clients · most under NDA: 100+
systems live now: 5
regions served: 5
installs · eMedici: 10K+
Play Store · eMedici: 4.9★

Running in production for

MooveHubEnterprise AI · Brazil EMEDICI2 PTY LTDMedEd · Adelaide, Australia Pinnacle General HospitalHealthcare · India NailHiringHR SaaS · USA ARM TechTrade & Logistics · India

Production AIRAG platformsMulti-tenant SaaSFlutter & AndroidERP + deep learningHealthcare systemsAWS architectureNext.jsCI/CD

Services

What we build

Every service maps to a system we have already shipped — and can show you.

AI & GenAI engineering

Private RAG platforms, multi-LLM gateways (Anthropic, OpenAI, Bedrock), embedding pipelines, and tenant-isolated knowledge bases your team can actually deploy.

Verse AI — live in Brazil

SaaS product development

Multi-tenant platforms end to end — architecture, backend, frontend, and the deployment pipeline that keeps them shippable week after week.

Verse AI — 7-layer AWS stack

Mobile app development

Flutter and native Android apps built for real audiences, with offline-first sync and store-ready release engineering.

eMedici — 10K+ installs, 4.9★

Applied machine learning

Demand forecasting, anomaly detection, OCR, and risk scoring — deep-learning modules deployed inside business software, not notebooks.

ARM Tech — 5 DL modules in an ERP

Enterprise systems

ERPs, hospital management, role-based platforms with audit trails, wallets, and the domain modelling they depend on.

Pinnacle HMS — a working hospital runs on it

Cloud & DevOps

AWS architecture, Docker, CI/CD with GitHub Actions — infrastructure designed so the system survives its own success.

AI Resume — dockerized CI/CD on AWS

Industries

Where our systems run

Healthcare

eMedici trains medical students across Australia; Pinnacle HMS runs a working hospital in India — six role-based portals over 39 tables and 57 relationships.

eMedici · Pinnacle HMS

Enterprise SaaS

Verse AI gives enterprises a private ChatGPT over their own documents, with cryptographic tenant isolation on a 7-layer AWS stack.

Verse AI

Trade & Logistics

ARM Tech runs purchasing, fleet, and finance for a cement trader — with five deep-learning modules feeding decisions daily.

ARM Tech ERP

PropTech

NestFlow gives landlords properties, tenants, leases, and rent in one place, on containerized microservices.

NestFlow

HR & Recruiting

AI Resume Builder turns a pasted job description into an ATS-optimized resume in under a minute, live at nailhiring.com.

AI Resume Builder

The flow

How we decode a problem and make it scale

Same six stages in every industry — each one proven by a system that is live right now.

Step 1 of 6 · Understand the domain

Decode

We start inside your domain, not inside an editor — entities, roles, constraints, and the failure modes that keep you up at night. The domain model comes before any code.

Pinnacle HMS — 39 tables and 57 relationships mapped before the first endpoint

Case studies

Proven systems, live status attached

View all 6

/ Enterprise SaaS /Live in production

Verse AI

Private ChatGPT for the enterprise. Multi-tenant RAG on a 7-layer AWS stack.

BR · São Paulo · NestJS · Postgres · Qdrant · Bedrock

View case study

/ Healthcare · Mobile /Live in production

eMedici

Australia's leading medical-education Android app. 10K+ installs.

AU · Adelaide · Android · Flutter

View case study

/ Trade & Logistics /Live in production

ARM Tech ERP

3-module ERP with five deep-learning modules on one pipeline.

IN · Kolkata · Next.js · Supabase · FastAPI · LSTM

View case study

/ Early-stage SaaS /Live in production

AI Resume Builder

Paste a job description, get an ATS-optimized resume back in seconds.

US · New York · Next.js · FastAPI · OpenAI · AWS

View case study

/ PropTech /In build

NestFlow

Property management for landlords. Containerized microservices.

EU · Berlin · Microservices · MongoDB · Redis · Docker

View case study

/ Healthcare /Live in production

Pinnacle HMS

The operating system for a working hospital. Six role-based portals.

IN · Kolkata · REST API · MySQL · 39 tables

View case study

All systems, reporting

The status column is computed, not claimed.

10K+

installs · eMedici · Google Play

4.9★

Play Store rating · eMedici

7-layer

AWS architecture

Verse AI

39 · 57

tables · relationships

Pinnacle HMS

deep-learning modules

ARM Tech ERP

role-based portals

Pinnacle HMS

Client feedback

Hear it from a client, on camera

A client review of the multi-tenant WhatsApp audit platform we built for them — unedited, straight from our channel. Most of our work is under NDA; when a client is willing to say it on camera, we let them do the talking.

The stack behind the systems

Pulled from what is actually running in production — not a logo wall.

AnthropicOpenAIAWS BedrockSageMakerQdrantTensorFlowNestJSFastAPIPostgreSQLMySQLMongoDBRedisSupabase

Next.jsReactTypeScriptFlutterAndroidAWSECS FargateCloudFrontDockerGitHub ActionsAirflowVercel

FAQ

Common questions

Who actually writes the code?

The five engineers on the team page. There is no sales layer and no hand-off — the engineer in the meeting is the one writing the code.

What do you build?

Production AI systems (RAG, multi-LLM gateways), multi-tenant SaaS platforms, mobile apps, ERP suites with applied deep learning, and healthcare systems. Every one of those categories maps to a system we have shipped — see the case studies.

How does an engagement run?

We scope the system with you, agree on what shipping means, build it, deploy it, and stay on for maintenance and roadmap. Most of our live systems are still under active maintenance by us.

Do you work across time zones?

Yes. Our clients are in 5 regions — Brazil, Australia, India, the USA, and Europe — and every system stays supported in its own timezone.

Can you work under NDA?

Yes, and most of our client work is under one. That is why this site shows regions, statuses, and stacks rather than client internals.

Have a system that needs to exist?

Tell us what you are trying to ship. Your message lands in the founders' Telegram the moment you send it.

Start a project support@codegang.online