Our experienced system analysts and programmers work on your project from its conceptualization through and beyond its completion and implementation. We also offer customized post implementation support .

Our Services in these areas are focused on:

Application Development
Includes web based, client/server application development and enhancements to legacy applications.

Migration and Customization
This includes: version upgrade services, database migration, re-engineering, functionality upgrades and porting.

Collaboration
A&S InfoTech’ technical staff can work within the parameters of a larger project to assist your staff or other outside consultants; be it maintenance programming or specific development .

High-Performance .NET Application Development & Architecture
A&S Infotech has invested in training resources and developing best practices for application development using Microsoft’s .NET architecture.
A&S Infotech plan an effective strategy from the ground up in regards to an new .Net application. From its design and layout to a functional website infrastructure. Our model successfully served the purpose of architecting N(any number of)-Tier (levels) applications. In its basic sense, we develop most robust, distributed applications, with 3 main layers or Tiers: presentation, business rules and data access. For details contact us.
Microsoft .NET architecture key features are:

• Microsoft Compliant / .NET design and development guideline.

• Enterprise Application - N-tier architecture.

• .NET Remoting Architecture (using TCP/HTTP protocol.

• Microsoft Message Queuing (MSMQ) for asynchronous message delivery.

• Active Directory Service Interface (ADSI) for organization level user access control.

• Windows Services for background processes.

• Web Services using XML - SOAP/HTTP.

• Advanced ADO.NET features.

• Centralized Exception/Error handling.

• Ajax Implementation Of .Net.

• Web Service Extensions, SOAP customization, XSD usage

• Enterprise Services (distributed transactions)

• Custom Remoting (marshalling, channeling, security)

• Reflection (dynamic emitting of assemblies, CodeDOM, custom attributes, auto generation of Web Service proxy)

• AppDomain management (custom assembly resolving), Garbage collection, GAC.

• Use of Enterprise Instrumentation Framework

• Reporting (Crystal Reports, Microsoft SQL Server Reporting Services)

• WinForm (custom controls, asynchronous data and message processing, custom designers, XP look-n-feel)

• WebForms (custom frameworks, controls, caching, client dhtml-to-webservices collaboration, XML/XSLT)

• WinServices (complex multithread processing)

• Security (windows authorization, code access permissions, cryptography usage)

• COM Interop, PInvoke, IE, MS Office and shell integration

• Multithreading (synchronization, thread-safe UI, thread pooling, com interop apartments management)

• Serialization (custom, selective, versioning support)

• Deployment (web deployment, auto-upgrades)

• Globalization (multi-language application support)

• Configuration (custom section handlers)

• Compact Framework (Web services collaboration, SQL Server CE)

• Detached database processing (advanced DataSet management, caching, synchronization, automation of data access layer)