Modernize Your Software Without Starting From Zero.
We help businesses upgrade outdated applications, user interfaces and database architectures while preserving the proven business logic and data that already works.
From Legacy Constraints to Modern Scale
We avoid high-risk "rip and replace" disasters. We apply incremental modernization patterns that deliver modern UI and high performance with zero business downtime.
Legacy Pain Points
- • Monolithic tightly-coupled codebase
- • Outdated unsupported frameworks
- • Clunky non-responsive desktop UI
- • Slow queries & fragile on-prem database
Modernized Benefits
- • Modern responsive Next.js/React web UI
- • Scalable cloud PostgreSQL & REST APIs
- • Role-based SSO authentication & telemetry
- • 10x faster query response & zero downtime
What We Modernize
Tailored engineering interventions addressing specific bottlenecks across your technology stack.
Monolithic Applications
Gradually decoupling massive, fragile legacy codebases into modular, independently scalable services using the proven Strangler Fig pattern.
- Strangler Pattern
- Modular Services
- Zero Downtime
- Safe Rollouts
UI/UX Redesign
Transforming outdated, unintuitive desktop or archaic web screens into clean, accessible, mobile-responsive web interfaces built on modern design systems.
- Modern Design System
- Mobile-Friendly
- Accessibility (a11y)
- Frictionless UX
Database Refactoring & Cloud
Migrating legacy SQL Server, Oracle, or Access databases into modern PostgreSQL, optimizing schema indexing, and enabling point-in-time recovery.
- PostgreSQL Migration
- Query Optimization
- Data Scrubbing
- Auto Backups
API Wrapper & Middleware
Constructing modern REST and GraphQL API adapter layers on top of existing backend data, unlocking seamless integration with modern web and mobile apps.
- REST / GraphQL Layer
- Swagger / OpenAPI
- Rate Limiting
- JWT Auth
Containerization & Cloud
Moving legacy applications off physical on-premise servers into Docker containers, Kubernetes, or serverless infrastructure on AWS and Vercel.
- Docker Containers
- Automated CI/CD
- Auto-Scaling
- Lower Hosting Costs
Security & Auth Overhaul
Eliminating vulnerable plaintext passwords and unpatched frameworks by integrating corporate SSO, MFA, role-based access, and encrypted communication.
- SSO / Okta / Azure
- MFA Enforcement
- Audit Logging
- TLS 1.3 Encryption
Monolith-to-Cloud Migration Architecture
Incremental Strangler Fig pattern routing legacy traffic through modern facade gateways, dual-writing data events, and deploying scalable cloud microservices with zero downtime.
What Solvian Handles
Our structured methodology for delivering seamless software upgrades without operational downtime.
Technical Audit
Inspecting code, database schemas, server dependencies, and documenting system behavior.
Migration Plan
Establishing a low-risk, phased roadmap specifying which modules to extract first.
Modern Interface
Designing an intuitive, responsive web application interface that preserves familiar workflows.
Backend Refactor
Building REST APIs, containerizing services, and migrating schemas to PostgreSQL.
Parallel Testing
Running the modern and legacy systems in parallel to verify 100% calculation parity.
Decommissioning
Completing full cutover, turning off expensive legacy servers, and archiving data.
Common Modernization Scenarios
How modernizing legacy software protects company continuity and drives operational velocity.
Legacy WinForms to Web
Migrating Windows-only desktop client applications (Visual Basic / Delphi / WinForms) to accessible, modern web apps with zero client installs.
- Runs in any modern browser
- Instant centralized updates
Access DB to PostgreSQL
Replacing fragile Microsoft Access or Excel-based departmental databases with a robust, concurrent cloud PostgreSQL cluster.
- No file corruption or lockouts
- Unlimited concurrent users
On-Prem to AWS / Cloud
Moving aging on-premise physical rack servers onto resilient cloud infrastructure with automated scaling and disaster recovery.
- 99.99% cloud uptime SLA
- Automated daily snapshots
Legacy PHP / Node Upgrades
Refactoring end-of-life PHP 5.x or archaic framework codebases to modern TypeScript / Node.js with active security patches.
- Resolves CVE vulnerability audits
- 3x faster server execution
Unlocking Legacy Mainframe APIs
Building secure REST and Webhook wrappers around core backend mainframes so modern mobile apps and partner portals can communicate.
- Connects modern mobile apps
- Secure token authentication
Slow Query & Database Tuning
Investigating database bottlenecks, rewriting un-indexed joins, and implementing Redis caching to bring 30-second queries down to under 50ms.
- Sub-50ms query responses
- Reduced server CPU load
Modern Stacks We Migrate Systems To
Stable, future-proof technologies that ensure long-term maintainability and performance.
Next.js / React
TypeScript
Node.js
Python
PostgreSQL
Docker
AWS Cloud
CI/CD Pipelines
Legacy Modernization FAQ
Answers to common questions about managing migration risk, preserving historical data, and preventing downtime.
Other Capabilities We Offer
Explore our other core software engineering capabilities built with the same precision.