I am currently working on a contract for a major airline that is set to end on June 30, 2024, so I am seeking another contract or possible employment as a Senior TPF Developer working remotely.

Donnie Chaffin

1545 McKinley Road
Zebulon, GA  30295
(770) 957-1484
donnie@jenjammar.com

SUMMARY

Over 40 years of experience in computer programming in an ACP/TPF environment.  Special strengths in investigation and resolution of system problems, ability to handle several projects simultaneously and to work under pressure.  A reliable, persistent and disciplined worker.

EMPLOYMENT HISTORY

ALLSOURCE PPS (contracted to Delta Air Lines)         2021 – 2024
Architect

DELTA AIR LINES Atlanta, GA
      Senior Developer                                 2014 – 2020

WORLDSPAN / TRAVELPORT Atlanta, GA 
       Senior Developer                                2008 – 2014

DELTA TECHNOLOGY / TRANSQUEST Atlanta, GA
        Software Engineer/Senior Developer             1997 – 2008

WORLDSPAN  Atlanta, GA
        Technical Advisor/Lead Programmer              1995 – 1997

DELTA AIR LINES  Atlanta, GA
        Technical Consultant                           1993 – 1994
        Project Coordinator                            1990 – 1993
        Senior Programs Analyst                        1985 – 1990
        Programmer                                     1984 – 1985
        Associate Programmer                           1983 – 1984

Over 40 years of applications development and maintenance experience with numerous packages including PNR, End Transaction, Ticketing, Seat Selection, Queues, Ticketing, Teletype, Itinerary, Schedules & Availability, and Reaccom.

Assembled and led working task forces to address specific problem areas. Implemented numerous cost-saving system changes. Coordinated resolution of system outages related to applications processing for several years. Worked on the migration of Western and Pan Am airlines into the Delta system, two data center relocations and operating system upgrades. Developed an infrastructure for handling extremely large batch functions across multiple TPF processors.


EDUCATION

Numerous employer sponsored courses including:  C++ (Worldspan), TPFDF (Worldspan & Atraxis), TPF Internals (Amdahl), CMSTPF, Advanced CMSTPF, CMSTPF/GI, Dumps Analysis (Delta & Amdahl), Project Consulting Skills (IBM) and Effectiveness Skills for Project Management (IBM).

University of Georgia  Athens, GA                          1982
Bachelors Degree in Chemistry (B.S.)