Web Application Development
Symfony, PHP, front-end, and backend work for business applications that need clear structure and long-term maintainability.
Services
The work is grouped by product engineering, modern engineering practices, and long-term reliability. Each service can stand alone or support a broader modernization effort.
Designing and building the applications, APIs, databases, and mobile software that clients and teams depend on.
Symfony, PHP, front-end, and backend work for business applications that need clear structure and long-term maintainability.
iOS app planning, implementation, accessibility, testing, and App Store preparation.
Native Android development, accessibility, camera/audio features, testing, and Google Play readiness.
REST and backend systems designed for secure data flow, maintainable integrations, and dependable operations.
PostgreSQL and MySQL design, migrations, tuning, backup planning, and data-layer modernization.
Improving delivery with AI-augmented development, cloud architecture, CI/CD, Docker, and accessibility-first implementation.
Practical AI integration and AI-assisted development with security, privacy, and senior engineering control.
Cloud, server, deployment, DNS, SSL, and application hosting architecture for maintainable operations.
Docker, CI/CD, automated checks, and deployment workflows that make releases safer and more predictable.
WCAG-aware design and implementation for websites and mobile applications.
Stabilizing existing systems, recovering legacy software, improving email infrastructure, and providing senior technical guidance.
Transactional email, DNS records, deliverability basics, server troubleshooting, and secure mail configuration.
Incremental upgrades, refactoring, dependency updates, test coverage, and architecture cleanup.
Stabilization and modernization of old Symfony, PHP, deployment, database, and infrastructure systems.
Architecture guidance, delivery planning, code review, vendor support, and engineering decision-making.
Architecture, security, performance, accessibility, dependency, deployment, and database reviews.
Next step
Bring the system, product, or engineering challenge. SEL Consulting will help clarify the practical next step.
Contact SEL Consulting