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Mark G.

Mark G.

Expert ColdFusion Programmer

Senior Software Engineer Creative thinking problem solver with 25+ years web based programming across a wide range of businesses from Health Care to Payment Processing to Securities Exchange. Proven ability to design effective, efficient and maintainable software solutions. Mangement experience of teams up to a dozen. Excellent programmer instincts. Exceptional Plum Test scores. ● Coldfusion ● SQL Server ● SQL Performance Tuning ● IIS ● Windows Server ● OO Design Patterns ● Architecture ● MySQL ● Javascript ● C# .NET ● GIT and SVN ● Bootstrap ● HTML ● CSS PROFESSIONAL EXPERIENCE Covius 2022-2023 ColdFusion/SQL Programmer, Architect Rest API project for RealtyBid.com. ● Developed page generation framework partially using CF’s Rest framewosk ● Built a few dozen endpoints ● Built CF API server from bare metal + OS ● Worked with ColdFusion, SQL, Powershell, JavaScript, IIS, Windows Servers, RegEx, C# .NET, Swagger, Postman and more. Cardinal Health 2020-2021 ColdFusion/SQL Programmer, Architect, Server Admin Various projects for a Fortune 15 company, working in an Enterprise scale organization. ● Moved Indemed.com, a very complex 300M web application with many external dependencies to the cloud at GCP. ● Application monitoring and issue resolution ● Solved many server side performance issues ● Implememented OKTA for authentication as Lead Developer of a 5 member team ● Worked with ColdFusion, SQL, Powershell, JavaScript, IIS, Windows Servers, basic networking, RegEx, Fusion Reactor and more. Freelance 2011- Present ColdFusion/SQL Programmer, Architect, Server Admin Worked on a very wide variety of projects including ColdFusion applications, SQL ETL, SQL Performance Tuning, Migration both ways between SQL Server and MySQL, C# .NET Timberline integration, Web Application Security, Web Server Security, SOAP and REST API creation and consumption, Semi automated Regression Testing with Selenium, Emergency Production Support and more. Clients include: ● Planmember Securities – Built security tools to secure the 30,000+ file codebases against injection and other vulnerabilities ● ECS Limited – Merged over 50 versions of their codebase and associated SQL Server databases. ColdFusion support. ● Simplify Compliance/BLR Media – Rebuilt HealthLeadersMedia.com (ASHPE 2014 website of the year), other properties including HCPro.com. IIS and SQL Server management and performance tuning. Architected primary ETL system. ● Manhattan Prep: Built automated system to download order data via FTP and update/insert database records accordingly. Migrated from SQL Server to MySQL on AWS. ● Confidential Startup - Architected and built multi-tiered system to interface with Yodlee SOAP API services using Bean oriented architecture. ● WindmillHill Consulting: built several backend admin systems as well as front end functionality including edit-in-place. Integrations with Timberline and NetSuite. ● LeadershipIinstitute: Built automated system integration with MailChimp. Planmember Securities 2013 Lead Developer/Architect ● Ongoing consulting (2020) ● Performance tuning of over a dozen SQL Servers ● Introduced tiered architecture by introduction of DAO layer ● Trained developers on use of CFCs and DAO layer objects ● Migrated primary SQL Servers to new hardware ● Designed long term hardware architecture ● Technologies used include ColdFusion, SQL Server, MySQl, Windows Server, IIS, Bootstrap, Jquery, SVN, Git, SourceTree, Tortoise, Grepwin, Araxis Merge, Photoshop, VS Code, C# .NET Intertrans/Paytheon 2009-2014 Lead Developer ● Daily management of payment processing and 1.5 million line legacy codebase ● Built extensive client file management system ● Conceived and built transaction verification system based on phone calls using Twilio ● Drove adoption of modern code techniques and SDLC ● Maintained and upgraded transaction processing critical path components, through which hundreds of millions of dollars of transactions passed ● Integrated with several external payment processing systems, and built a NACHA file creation and management system ● Integrated with InfusionSoft using .NET ● Built sys event/notification modules ● Created lightweight XML based APIs for transaction refunds, status, returns, scrubbing and more. ● Created documentation for existing systems as well as specs and reference for new systems ● Drove hardware migration on database server to SSD, retuned the database for the SSD. ● Technologies used include ColdFusion, SQL Server, CentOS Linux, Windows Server, IIS, SVN, Javascript, C# .NET Revere Group 2007-2008 ColdFusion Contractor ● Created 2 CMS Systems for specific business areas related to PetInsurance.com ● Significant bugshooting ● Responsible for CF code during upgrade from Oracle 8i to 10g. ● Consulted on configuration and use of Sitecore. ● Configuration of CF servers ● Drove process upgrades in

🇺🇸Rio Rancho, United States$90/hr90% JSS4.65 (20)Since Jul 2015

Earnings and projects

MRR
$0

Last 6 months ÷ 6

World#29,083 / 412k
🇺🇸Country#6,279 / 62.1k
Revenue, last 30 days
$0
Total earnings
$128k

Billed in all: $169k

World#29,083 / 412k
🇺🇸Country#6,279 / 62.1k
Per project
$3.1k

$0 in the last 6 months

Projects, last 6 months
1
0% fixed100% hourly
World#128,095 / 412k
🇺🇸Country#16,472 / 62.1k
Projects in all
41

Across 44 contracts

20% fixed80% hourly
World#74,021 / 412k
🇺🇸Country#11,200 / 62.1k

Earnings, last 30 days

$169kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$166k$168k$170k$172kOct 8Oct 23Nov 7

Skills