Stephen Coffman

Stephen Coffman Email and Phone Number

Chief Software Architect at TRAPWIRE Inc. @ TRAPWIRE Inc.
Sterling, VA, US
Stephen Coffman's Location
Sterling, Virginia, United States, United States
Stephen Coffman's Contact Details

Stephen Coffman work email

Stephen Coffman personal email

About Stephen Coffman

Extensive experience with software development, processes, and technology vision for large-scale software applications.- Strong skills in both software development and applied math- Successful at building consensus and commitment- Career highlights include inventions in software / algorithms, award for innovation, four U.S. PatentsSpecialties: Software Architecture/Design • Application Framework Design • Integrated Systems • Agile Software Development • Applied Math • Algorithm Development • Physics SimulationC++ • C# • JavaScript • jQuery • .NET • ASP.NET MVC • WCF • WPF • Silverlight • Windows • Native Mobile Apps

Stephen Coffman's Current Company Details
TRAPWIRE Inc.

Trapwire Inc.

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Chief Software Architect at TRAPWIRE Inc.
Sterling, VA, US
Website:
trapwire.com
Employees:
7
Stephen Coffman Work Experience Details
  • Trapwire Inc.
    Trapwire Inc.
    Sterling, Va, Us
  • Trapwire Inc.
    Chief Software Architect
    Trapwire Inc. Mar 2016 - Present
    Reston, Va, Us
  • Trapwire Inc.
    Senior Software Architect
    Trapwire Inc. Mar 2010 - Mar 2016
    Reston, Va, Us
    CODING: Design and develop the flagship client and server software• Service-oriented architecture host system (WCF, NHibernate, SQL Server)• Web app (ASP.NET MVC, C#, JavaScript, jQuery)ALGORITHMS: Develop pattern-matching and data-mining algorithms• Detect patterns of behaviors and activities• Identify patterns not readily visible to analystsPROCESS: Use agile methodology for software development• Iterations with kick-off’s, design and development, end-of-iteration reviews and retrospectives• Development process includes story board, pair programming, TDD, continuous integrationVISION: Provide guidance and vision for both client and server systems• Define the software technology vision• Incrementally improve existing systems to prepare them for future products• Add back-end support for mobile applications• Provide guidance for mobile application developmentInteract with partners and technology providers that integrate with our products.
  • Aol
    Chief Architect
    Aol Apr 2009 - Mar 2010
    New York, Ny, Us
    Represented Client Engineering:• Member of the Architects Review Board setting technical direction for product and platform development• Supported ongoing transition to agile software development methodology• Led sessions in new product exploration with senior leadership and other technology representativesLed technology teams on multiple projects:• Selected modern technologies to ensure market share, scalability, and cost-effective sustainability• Developed proofs of concept to build consensus and ensure senior leadership buy in• Trained engineering teams on new technologies to enable rapid implementation• Influenced complex matrixed teams of over 100 developers, mentored developers on best practices• Coordinated design and development across globally distributed teams (U.S., Canada, Ireland, India)Identified strategic business need and initiated development of New Client Framework:• Built foundation for future Windows OS-based client applications (to replace 15 year old code)• Designed for economy, ease of growth, high performance (modern hardware, concurrent processing)• Created processes and policies to develop and integrate code into cohesive, robust software system• Positioned company to economically develop compelling new products that are sustainableDesigned and developed modern, cost-effective New Client Delivery/Update System:• Created single system to deliver updates to multiple platforms including Windows, Mac, and mobile• Used industry-standard tools and protocols• Dramatically reduced burden to deployment team, with potential to reduce deployment time by 75%
  • Aol
    Software System Architect
    Aol Jun 2001 - Apr 2009
    New York, Ny, Us
    Relocated to AOL headquarters in 2004 to assume role of System Architect for various components of New Desktop Client and later promoted to Chief Architect in recognition of technical skills and ability to achieve consensus.Represented Client Engineering:• Invited to join the Architects Review Board providing governance for internal product development• Participated in efforts to migrate development process to Scrum methodology using Rally tools• Speaker at AOL Developer ConferencesLed design and development of composite application framework (IoC) for Windows / AOL Open Client Platform:• Three product lines based on framework including AOL Desktop 10.x• Ensured economical adaptation of existing standalone applications into pluggable framework• Directly increased revenue, click-through, and market share• Dramatically increased user engagement time from 60 minutes/session to 70+ minutes (15-20%)Initiated, conceptualized, and led development of cutting-edge platform for AOL Explorer (web browser):• Supported IPC with other AOL applications in New Desktop Client suite• Framework was extended for use in several other AOL products• Grew market share to 3% (comparable timeline to Google Chrome)Directed multiple teams as Lead Architect for the AOL Wireless business.Managed development of AOL Host Infrastructure for Mobile Devices:• Kept sessions alive for wireless devices with transient connections (proxied-client system)• Minimized traffic over the air• Designed extensible data protocol to deliver all AOL services to the device• U.S. Patent granted for Wireless Datagram Transaction ProtocolLed design and development of application framework for Palm OS and products based on that framework:• The framework is the basis for all AOL products for Palm OS
  • Aol
    Senior/Principal Software Engineer
    Aol Jan 1997 - Jun 2001
    New York, Ny, Us
    Developed first AOL client for Palm and Symbian devices (among the world’s first email and instant messaging services for handheld devices).Developed components of streaming multi-media editor and playback engine:• Included synchronized video, audio, and bitmap and vector images with special effects• Used physics, applied math, and deep-in-the-machine coding• Developed blitter, image transitions, spline generators, path controller, polygon fitter for bitmaps, vector graphics engine (with transforms, quaternions, adaptive curve tessellation), and rigid-body physics
  • Rockwell International
    Sr. Software/Systems Engineer
    Rockwell International Jun 1994 - Jan 1997
    Milwaukee, Wi, Us
    Developed software for machine vision sensor to detect presence of vehicles at intersections, count and compute the velocity of vehicles on freeways. Developed image processing, vehicle detection and gain control algorithms and software. Independently invented spatiotemporal image slicing (X-T slicing). Received Rockwell Innovator award for achievements in machine vision algorithms.
  • Rockwell International
    Member Technical Staff
    Rockwell International Jan 1988 - Jun 1994
    Milwaukee, Wi, Us
    Developed expert system continuously analyzing missile guidance systems’ ground data for Peacekeeper Field Data Advisor. Identifies systems that may be in or approaching failure mode.Designed method for determining and recording response characteristics of any section of aspheric mirrors for Mirror Surface Characteristic research project. Developed analytic routines and the software. U.S. Patent granted for Mirror Surface Characteristic Testing.

Stephen Coffman Skills

Agile Methodologies Software Development Scrum Mobile Applications C++ Soa C# Scalability System Architecture Software Engineering Web Applications Testing Integration Design Patterns Microsoft Sql Server Web Services Mobile Devices Javascript Mvc Rest .net Asp.net Mvc Technical Leadership Programming Wpf Software Design Asp.net Applied Mathematics Software Architectural Design Computer Graphics Wcf Jquery

Stephen Coffman Education Details

  • Claremont Graduate University
    Claremont Graduate University
    Applied Math
  • Chapman University
    Chapman University
    Business Administration

Frequently Asked Questions about Stephen Coffman

What company does Stephen Coffman work for?

Stephen Coffman works for Trapwire Inc.

What is Stephen Coffman's role at the current company?

Stephen Coffman's current role is Chief Software Architect at TRAPWIRE Inc..

What is Stephen Coffman's email address?

Stephen Coffman's email address is st****@****ail.com

What schools did Stephen Coffman attend?

Stephen Coffman attended Claremont Graduate University, Chapman University.

What skills is Stephen Coffman known for?

Stephen Coffman has skills like Agile Methodologies, Software Development, Scrum, Mobile Applications, C++, Soa, C#, Scalability, System Architecture, Software Engineering, Web Applications, Testing.

Who are Stephen Coffman's colleagues?

Stephen Coffman's colleagues are Michael Maness, Jeanie Smith, Lauren T., Marhia Lawing.

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