Sign in

Software Engineer Computer Science

Houston, Texas, United States
February 23, 2018

Contact this candidate

Nuwan Samaranayake 832-***-****


**** ***** **** **, *******, TX 77059



Over 20 years of experience in engineering solid enterprise software solutions in challenging environments. Have taken leadership in developing cutting-edge software solutions for the clients collaborating with teams of various capacity. Over 10 years of experience of development using Microsoft

.NET and related web/desktop technologies. Expert in Object Oriented and other software design principles/methodologies. Team leading, Teaching and mentoring experience. SKILLS SUMMARY

SOA, Micro Services

C++, C#, Java, VB.Net, Python

Microsoft .NET 2.0 to 4.5 (Visual Studio 2005-2017) UML, Object Oriented Design Tools

XML, JSON, JavaScript, HTML5, CSS

Distributed computing, Web Services, Basic AI

N-Tier/Layered, Entreprise Service Bus Architecture. Object Oriented Software Design and Design Patterns SQL Server, Oracle and SQL database development

Web development with classic ASP.Net and MVC4

Experience in Windows, Linux/Unix.


Senior Software Developer(C#/.Net) – Aug 2015 to November 2017 Management Controls Incorporation (MCi)

Worked on Track Software that provides project/contract management for various industries.

Worked in a small software development team that build and maintain Track, a cloud based solution for project/contract management, currently used by all the major oil companies in the USA. Actively participated in development and maintenance of this product. Took part in integrating the solution with Azure working with Microsoft Architects. Engaged completely in an Agile Software development process. Used Visual Studio 2017 with .Net 4.5/TFS for development and tracking. Managed, .NET code base, front end ASP.NET/Telerik UI, SQL Server database interaces and WCF/REST services for external interfaces. Involved in a proposal for a tiered solution with Micro Services to host the whole solution in Azure Cloud.

Software Engineer/Architect - May 2010 to June 2015 IBM Corporation (various locations)

Worked on various short and long-term projects.

Technical Lead/DBA for Markel Insurance Software Support – Worked as a technical lead for an enterprise risk management web portal system. Managed a team of offshore resources. Engaged in software development with C#/.NET using SQL server as the database. Assumed backup database administrative role in the team.

Major software deployment support – Designed and developed tools and a web dashboard to support completely new software rollout for USPS. As a part of it, I developed few .NET tools including UI component, WCF components and windows services. I used ASP.NET MVC4, C#, HTML5, JavaScript and Microsoft Charts to develop this graphic intensive Web Application.

Postal SSK (Self Service Kiosk) Testing – Engaged in functional and regression testing of the Self- Service Kiosks(SSK) developed for USPS. There are over 2500 SSK units were in production and our team tested both the maintenance releases and the backend integration. Nuwan Samaranayake 832-***-****

Oklahoma State Employer Security Commission – Maintained the State Employer Tax portal web site, a ASP.NET site developed using VB.NET. I was in-charge of all the operations and maintenance activities for the complete portal.

Oklahoma State Benefits Payment Control project – Worked as a .NET software developer implementing various external interfaces to support the benefit payment control system developed for employer benefit fraud detection. Used C#, WCF, SQL Server

Hilton Worldwide project – Working as the IT architect for the IBM development team working on Hilton Worldwide Reservation System. Actively engaged interfacing with the client to identify the necessary software changes and worked with the team to deliver them on time.

Software Modernization for USPS – Assumed a leadership role on a proposal project where a legacy retail system written in C++ needed to be modernized to a new service oriented retail system. I engaged with the team to decide on technologies and architecture direction for modernization and gave leadership to the development effort. Used Microsoft.NET as the new technology platform with WPF/Silverlight, WCF, and Entity Framework. Trained team members on Microsoft Technologies used in this proposal demo.

Clustered Satellite Project – Took part in developing an object-oriented network software component for a large distributed software development project for NASA JPL. This project was abandoned due to budget cuts.

Adjunct Professor (Spring 2012)

Department of Computer Science, University of Houston - Clear Lake Developed and delivered introductory undergraduate level course “Emerging Technologies”. Software Engineer – September 2006 to April 2010

GHG Corporation ( - Houston

Engineered software solutions for multiple small-scale projects. Microsoft.NET technologies were used as the primary development platform while engaging in minor development and integration using Java. Managed small projects with 1-2 developers.

Programmed Biometric devices and created interfaces to capture labor activities to feed them to an Enterprise Time Management Software system efficiently in a distributed environment.

Designed a Windows based Kiosk for US Air force to interface with the Time Management System. Development using C#/.NET.

Designed and implemented distributed application to support test paper correction in a school system. Developed various other applications to support data conversions between legacy school system and a web based administrative application.

All the development activities are done using C#/.NET technologies with SQL Server. I was also engaged in training my team and supporting clients.

Adjunct Professor - Fall Semester, 2000

Department of Computer Science, University of Houston - Clear Lake Developed and delivered undergraduate level Computer Science course "Object Oriented Software Development using Design Patterns".

Nuwan Samaranayake 832-***-**** Software Engineer - March 1998 to September 2006

GHG Corporation, IBM Contractor - Houston

Design and developed large software systems in a CMMI Level 3 development environment on Windows platform.

Engaged in a leading role in architecture and implementation of a distributed framework to develop a software distribution system to support software upgrades for over 5000 retail locations across USA. The project was done for United States Postal Service. This role involved designing and development of agent based distributed system from ground up on a Windows platform using a highly object- oriented design using C++. This system was design with many design patterns. This system has been in production for over 12 years serving USPS to distribute software upgrades to postal locations.

Designed and developed an ASP.Net web based status monitoring mechanism to monitor software upgrade process of over 5000 retail locations over a network. Interoperable web services were used to retrieve data from a C++ implementation to a front-end web implementation. Leaned and engaged working on multiple technologies to support the project objectives. Programmer/Analyst - March 1995 to March 1998

TeleCheck International Inc. - Houston

Worked in a VAX/AlphaDEC computing environment with OpenVMS and Digital Unix, maintaining protocol

(TCP/IP, X.25, SNA) and gateway software, which handle check authorization transaction data. Implemented C++ object oriented programs to enhance the existing system functionality and to automate daily procedures as needed. Developed an object oriented, real-time, distributed, System Status Monitoring system in C++ and Java. I also acted as a major participant in the company intranet development team.

Research Assistant - January 1994 to December 1994 Research Institute for Computing and Information Systems (RICIS), University of Houston - Clear Lake Supported ongoing research activities on Internet. Teaching Assistant / Technical Consultant- August 1992 to December 1994 University of Houston - Clear Lake

Helped with C++ undergraduate course and provided computer technical assistance to students. EDUCATION

Masters of Science, Computer Science (1994) - G.P.A. 3.6/4.0 University of Houston - Clear Lake, Houston, Texas Bachelor of Science, Computer Science (1992) - G.P.A. 3.7/4.0 University of Houston - Clear Lake, Houston, Texas LEADERSHIP and COMMUNITY INVOLVMENT

Youth mentoring programs in Houston and in my home country of Sri Lanka since 2002

Active Member of the Sri Lanka American Association. Served as the President of the association during 2004/2005 working with other local communities in various projects. Nuwan Samaranayake 832-***-****

Active participation in volunteer organizations taking leading roles in promoting education among youth.

Contact this candidate