What do computer programmers do?
Create, modify, and test the code and scripts that allow computer applications to run. Work from specifications drawn up by software and web developers or other individuals. May develop and write computer programs to store, locate, and retrieve specific documents, data, and information.
This describes a U.S. occupation, not a live vacancy. Individual employers may use different titles and requirements.
Job titles to recognize in your search
O*NET reports these titles for this occupation. Compare the responsibilities in each posting before treating titles as equivalent.
- Analyst Programmer
- Application Programmer Analyst
- Computer Programmer
- Computer Programmer Analyst
- Internet Programmer
- Java Developer
- Programmer
- Programmer Analyst
Core tasks to compare with a job posting
- Write, analyze, review, and rewrite programs, using workflow chart and diagram, and applying knowledge of computer capabilities, subject matter, and symbolic logic.
- Correct errors by making appropriate changes and rechecking the program to ensure that the desired results are produced.
- Perform or direct revision, repair, or expansion of existing programs to increase operating efficiency or adapt to new requirements.
- Write, update, and maintain computer programs or software packages to handle specific jobs such as tracking inventory, storing or retrieving data, or controlling other equipment.
- Consult with managerial, engineering, and technical personnel to clarify program intent, identify problems, and suggest changes.
- Conduct trial runs of programs and software applications to be sure they will produce the desired information and that the instructions are correct.
- Prepare detailed workflow charts and diagrams that describe input, output, and logical operation, and convert them into a series of instructions coded in a computer language.
- Compile and write documentation of program development and subsequent revisions, inserting comments in the coded instructions so others can understand the program.
- Consult with and assist computer operators or system analysts to define and resolve problems in running computer programs.
- Perform systems analysis and programming tasks to maintain and control the use of computer systems software as a systems programmer.
Prepare an application for this occupation
- Check the employer’s requirements, location, schedule and any licenses against your situation.
- Choose two or three tasks above that match the posting and your actual experience.
- Build a resume evidence worksheet using the skills and software relevant to that employer.
- Practice explaining your contribution, decisions and results before an interview.
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