CAC Registered Entity (RC: 1607362)
Estyne International Limited Logo
ESTYNELTD
International LimitedBuilding Solutions • Empowering Possibilities
Enterprise Software & SaaS Engineering

Bespoke Custom Software & High-Scale SaaS Platforms.

Break free from rigid off-the-shelf tools and high monthly SaaS subscriptions. Estyne International Limited designs, codes, and deploys scalable web systems, internal enterprise portals, and multi-tenant platforms built to your exact operational specifications.

100% IP & Code Ownership
Signed Mutual NDA
Milestone-Based Escrow
WhatsApp Direct
ENTERPRISE ARCHITECTURE
Standard Engineering Protocols:
  • Next.js App Router & React Server Components
  • Role-Based Access Control (RBAC) & Multi-Tenancy
  • High-Throughput PostgreSQL & Redis Cache Clusters
  • RESTful, GraphQL & Microservices Architecture
  • Automated Data Backups & Encryption-at-Rest
  • Docker Containerization & Zero-Downtime Deployment
Code Ownership:100% Unconditional Git Transfer
Custom Systems

Software Solutions Built for Your Exact Needs

We engineer scalable systems that eliminate operational bottlenecks and drive revenue.

01

Multi-Tenant SaaS Platforms

Subscription billing, team workspaces, isolated customer databases, and automated onboarding workflows built for global scale.

Stack: Next.js, TypeScript, PostgreSQL, Stripe, Redis
02

Internal Enterprise Portals & ERPs

Consolidate your operations: HR management, inventory logistics, sales tracking, and custom approval workflows in one secure portal.

Stack: React, Node.js, Python, Role-Based Auth
03

High-Throughput APIs & Microservices

Fault-tolerant backend endpoints designed to process millions of transactions with automated retry queues and idempotency.

Stack: FastAPI / Node.js, RabbitMQ, Redis, PostgreSQL
04

EdTech & Learning Management (LMS)

Course content delivery, video streaming, interactive assessments, student progress tracking, and automated credential issuance.

Stack: Next.js, AWS S3/CloudFront, Node.js, PostgreSQL
05

Cross-Platform Desktop Business Apps

Native desktop applications for Windows, macOS, and Linux that communicate with hardware scanners, printers, and offline databases.

Stack: Electron, Tauri, SQLite, C++ Drivers
06

Legacy Codebase Modernization

Audit, refactor, and migrate monolithic legacy systems to high-speed cloud-native architectures with zero service interruptions.

Stack: Code Auditing, Database Normalization, AWS/GCP
The Estyne Advantage

Why Founders & CTOs Choose Estyne

Milestone-Driven Escrow

Never pay 100% upfront. Software sprints are split into tangible milestones. You test working builds in staging before signing off on payment releases.

Unconditional IP & Git Transfer

Your proprietary code is yours from Day 1. No ransom fees, no closed-source libraries, and no vendor lock-in.

30-Day Launch Warranty

Every software build is backed by a complimentary 30-day post-launch warranty and SLA guarantee to fix any edge-case bugs promptly.

FAQ

Frequently Asked Questions About Custom Software

Off-the-shelf software charges perpetual monthly subscription fees per user, forces your business into rigid workflows, and leaves your sensitive operational data on shared third-party servers. Custom software built by Estyne is 100% owned by you with zero recurring vendor lock-in fees, tailored precisely to your unique business logic, and infinitely scalable.

Ready to Engineer Your Custom Software Platform?

Schedule a 30-minute discovery call with our principal software architects. We will analyze your feature requirements, recommend optimal databases, and provide a clear milestone delivery plan.

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