Application Design and Development
PLEXOS international provides custom application design,
development and implementation services for new
products, product customization, or legacy code
conversion projects. Projects typically begin
with the development of a Performance
Requirements Specification (PRS), complete with
detailed software specifications and timelines
for delivery. The PRS becomes the basis for the
contracted software delivery and is signed by
both PLEXOS international and the client prior to notice to
proceed on the project.
A team of experienced programmers (C/C++/ C#/.NET/Java/Assembler/Fortran/Visual Basic),
working with source and version control systems, develops all
projects. As the software is developed, new
versions are created for testing and
certification by the PLEXOS international staff and the
client. When the software is completed and
accepted by the client, bug tracking and fixes
are handled by our development team via our IssueManager application on the Internet. As
issues are identified and resolved, new releases
of the software are created and made available
for download in accordance with our support and
Using our own InfoCenter technology, PLEXOS
international provides application hosting on the Internet,
Intranet, LAN and WAN. The InfoCenter framework provides applications many of pre-built features,
including: security, facilities management, reporting, scheduling, secure email, login, and payment
As part of the application hosting service,
PLEXOS international will develop the InfoCenter
application, often at no additional cost. Payment options include flat monthly fee, percentage of
revenues generated, and number of users of the system.
PLEXOS international has experience in designing and supporting large scalable databases, including, but not limited
to Oracle, SQL Server, DB2 and Informix. Database design is accomplish with a focus on data storage
optimization, relational integrity, and query performance.
Considerable attention is given to the Data Dictionary and a Data Dictionary Document (DDD) is
provided to the client and agreed to before implementing the data structure. As part of the
Database Design and Support services, PLEXOS
international assists in data conversion and implementation of
legacy data into the database by developing custom algorithms and creating data conversion
methodologies and Quality Assurance/Quality Control (QA/QC) procedures.
PLEXOS international provides data integration and storage services including data conversion from digital
and hard copy formats. Data can be provided to the client in virtually any database or
Geographic Information System (GIS) formats.
PLEXOS international provides in-house staffing to our clients for long-term projects for any of our offered services.
Clients have often found it beneficial to utilize our employees full time in their offices to supplement
project staff to meet schedules and to have the necessary technical expertise to meet their internal project