Bespoke Software Engineering,WordPress Modernization& AI Code Rescue.
Silverstack turns complex technical challenges into production-grade systems: bespoke Next.js and .NET software engineering, converting slow WordPress sites into high-speed headless web applications, and fixing messy, broken AI prototypes built with Cursor, Claude, or ChatGPT.
High-Velocity Engineering: From Clean Bespoke Code to AI Rescue.
Whether you need a bespoke software platform built from scratch, want to replace a creaking WordPress website with a blazing-fast Next.js stack, or need senior engineers to salvage and stabilize a vibe-coded AI prototype—Silverstack delivers precision software engineering without agency bloat.
Bespoke Web, Mobile & Enterprise Software
Custom enterprise applications designed for high throughput, operational durability, and seamless user experiences using Next.js, React, Node.js, PostgreSQL, and .NET.
WordPress to Next.js Modernization
Migrate slow, bloated, vulnerable WordPress and WooCommerce sites to ultra-fast, headless Next.js web applications. Enjoy 100/100 Google Core Web Vitals, zero plugin hacks, and rock-solid security.
AI Code Rescue & Vibe Coding Cleanup
Did your prototype built with Cursor, Claude Code, Lovable, v0, or ChatGPT hit an architectural wall? We audit, untangle, refactor, and harden messy AI-generated code into production-ready software.
Managed Cloud Infrastructure & 24/7 SLA
High-performance cloud VPS, single-tenant bare-metal nodes, automated CI/CD deployment pipelines, and proactive senior developer retainers with guaranteed 99.99% uptime.
From Legacy WP or AI Prototype to Production Scale
How we take bloated WordPress sites or fragile vibe-coded prototypes and transform them into resilient, high-speed Next.js and .NET software.
Production-grade Next.js App Router, TypeScript type safety, .NET microservices, and clean PostgreSQL schema architecture.
Instant page transitions, sub-second responses, and airtight security.
Engineered for Custom Software, WordPress Migrations & AI Rescue
Bespoke Software & Scalable Web Applications
We architect, engineer, and scale custom web platforms, portals, internal operations dashboards, and backend services. You work directly with senior software engineers using modern, durable stacks.
- Bespoke web apps, internal admin dashboards, and customer portals tailored to your business
- High-performance backend APIs with clean domain modeling, auth, and database schemas
- Automated continuous delivery (CI/CD pipelines), Docker containers, and zero-downtime releases
- Direct senior engineer access on Slack or Teams with zero non-technical account manager delays
WordPress to Next.js Modernization
Tired of slow load times, bloated plugins, constant update breaks, and vulnerable databases? We convert existing WordPress sites into blazing-fast headless Next.js web applications while preserving your SEO rankings.
- Instant page load speeds with sub-second TTFB, scoring 100/100 on Google PageSpeed
- Complete elimination of plugin conflicts, security exploits, and SQL injection attack vectors
- Headless CMS integration: keep an easy content editing interface without the WordPress frontend bloat
- Drastically lower hosting overhead with edge CDN caching and static generation
AI Code Rescue & Vibe Coding Cleanup
Did you or your team use Cursor, Claude Code, Lovable, v0, Bolt, or ChatGPT to build a product prototype, and now it has hit an unmaintainable dead end? We audit, clean up, and harden AI code into production software.
- Full architectural audit: untangle duplicated logic, state desynchronization, and silent failure paths
- Patch security vulnerabilities, exposed API keys, and unsafe database queries generated by AI
- Implement robust unit and integration testing suites to guarantee code stability before launch
- Production deployment on managed cloud VPS or Docker with monitoring and continuous delivery
Custom Software, WordPress Migration & AI Rescue Rates
Predictable billing in South African Rands (ZAR). From WordPress-to-Next.js migrations and high-performance cloud hosting to dedicated software sprints and AI code cleanups.
Covers WordPress migration, Next.js setup, security hardening & DNS cutover.
- WordPress to Next.js migration & 100/100 Core Web Vitals
- High-performance managed cloud VPS (NVMe, dedicated vCPU & RAM)
- 99.99% network uptime SLA with 24/7 server monitoring
- Automated daily offsite backups & disaster recovery
- Proactive OS security patching, firewall & DDoS mitigation
- SSL certificates, DNS management & email routing
- Direct engineer communication via Slack/Teams
Covers full codebase audit, AI vibe coding cleanup & CI/CD pipeline setup.
- Everything in Site Modernization & Cloud
- Dedicated ongoing full-stack software development sprint retainer
- AI code cleanup: refactoring messy Cursor/Claude prototypes
- Custom web/mobile app builds (Next.js, React, Node.js, .NET)
- Automated CI/CD release pipelines (staging & production)
- Priority 99.99% SLA with guaranteed 1-hour critical response
- Database optimization (PostgreSQL) & API microservices
Covers multi-node setup, custom AI fine-tuning & enterprise ERP integration.
- Multi-node dedicated bare-metal / cloud server cluster
- Full-stack software engineering & systems architecture
- Dedicated Sovereign Private AI Pod (domain fine-tuned LLM)
- 100% POPIA compliance with zero external data transmission
- Custom enterprise connectors (Postgres, SQL Server, SAP, Oracle)
- 24/7 emergency engineering hotline & 99.99% uptime guarantee
- Dedicated Principal Engineer assigned to your account
Transparent Project Setup & Delivery Process
Whether embarking on a custom build, modernizing away from WordPress, or rescuing an AI prototype, Silverstack ensures complete technical transparency at every step:
Codebase Discovery & AI Code Audit
Comprehensive review of your existing WordPress stack, bespoke codebase, or AI prototype to identify state desyncs, security vulnerabilities, and architectural bottlenecks.
Modernization & Full-Stack Refactoring
Engineering high-speed Next.js frontend interfaces, refactoring backend APIs in .NET or Node.js, and structuring normalized, high-performance PostgreSQL database schemas.
Zero-Downtime Migration & CI/CD
Configuring automated deployment workflows (GitHub Actions), Docker containerization, DNS cutover protocols, and complete SEO URL preservation.
Security Hardening & 24/7 SLA Telemetry
Implementing automated daily disaster recovery backups, DDoS mitigation, POPIA compliance, and dedicated senior engineer channels for ongoing feature sprints.
Direct Senior Engineering.
Zero Agency Bloat.
Silverstack Software operates as a boutique engineering studio based in Cape Town, South Africa. We specialize in custom software development, converting clunky WordPress websites into ultra-fast Next.js applications, and rescuing broken AI-generated or vibe-coded prototypes into battle-tested production systems.
You communicate directly with senior software engineers architecting your solution—not junior interns or non-technical account managers. We combine the high velocity of agile development with the security, data sovereignty, and reliability required for enterprise-scale operations.
Direct Technical Access
Direct communication channel with your lead systems and DevOps engineer on Slack, Teams, or direct call.
Strict POPIA & IP Protection
You retain unconditional ownership of all proprietary code, data, server environments, and any trained AI weights.
Battle-Tested Infrastructure
Built with Next.js, React, Node.js, .NET, PostgreSQL, Docker, Kubernetes, and high-performance NVMe cloud nodes.
Configure Your Hosting & Software Plan
Complete this brief specification to reserve your dedicated cloud cluster, IT retainer, or custom software sprint. 100% POPIA compliant with transparent upfront pricing.
Ready to Upgrade Your Hosting & Software?
Speak directly with our senior engineering leads. We evaluate your current systems and map out a practical hosting and development roadmap.