1. a software developer or software development professional
Usage: informal; commonly used in technology and computing contexts
2. short for development; the process of creating or improving software, products, or systems
Usage: informal; often used as a prefix or abbreviation in tech industry

Examples

• She works as a dev at a startup building mobile apps.
• The dev team is working on the new feature for next month's release.
• He started his career as a junior dev right out of college.
• The dev environment is separate from the production server.
• Our dev process includes code reviews and automated testing.