# Dev Nines Solutions > Custom software development and Deltek Maconomy extensions for project-based firms — architecture, engineering, consulting and professional services. Operated by Dev Nines FZE LLC, registered in the Sharjah Publishing City Free Zone, United Arab Emirates. Dev Nines builds bespoke web applications, internal platforms and integration layers, and extends Deltek Maconomy with custom workspace clients, MDML configuration, Extender scripts and API integrations. Every engagement is led by senior engineers and delivered with a written scope, fixed price and bi-weekly demos. ## Services - [Custom Software Development](https://devnines.com/services/custom-software): Web, SaaS and internal platforms in .NET, TypeScript, React and modern cloud stacks — greenfield builds, legacy modernisation and rescue engagements. - [Deltek Maconomy Extensions](https://devnines.com/services/maconomy-extensions): Custom workspace clients, MDML, Extender scripting, SOAP/REST integrations, data migrations and bespoke reports — upgrade-safe by design. - [Integrations & Data Pipelines](https://devnines.com/services/integrations): Event-driven two-way sync between Maconomy and CRM, HR, payroll, banking and BI platforms — idempotent, monitored and audit-ready. - [All Services Overview](https://devnines.com/services): Summary of the four core services (Custom Software, Maconomy, Integrations, Managed Support) with common FAQs. ## Case Studies - [Representative Engagements](https://devnines.com/case-studies): Three anonymised client engagements in challenge / approach / outcome format — AEC Maconomy rescue, management-consulting delivery platform, and global advisory integration layer. Named references available under NDA. ## Company - [Home](https://devnines.com/): Overview of offerings, the platforms we build on, the delivery process and frequently asked questions. - [About Dev Nines](https://devnines.com/about): Company story, why we exist, how we work, and our four guiding principles (Seniority, Upgrade-Safe, Transparent, Long-Term). ## Contact - Email: info@devnines.com - Phone: +971 569775656 - Address: Dev Nines FZE LLC, Sharjah Publishing City Free Zone, Sharjah, United Arab Emirates - [Contact Form](https://devnines.com/#contact): Form submissions are delivered by Formspree; we reply within one business day. ## Optional - [Privacy Notice](https://devnines.com/privacy): GDPR-aligned disclosure of data processing, third-party processors and visitor rights. - [Cookie Policy](https://devnines.com/cookie): List of cookies used by the site and how consent is collected. - [Terms of Use](https://devnines.com/terms): Terms governing use of the website, with UAE jurisdiction.