Sperm's lifespan. It takes around 10 weeks for the sperm to reach maturity. Once the sperm is inside the woman's body it can live up to 5 days or even longer under favorable conditions. However, when it is outside the body, it can only survive from few minutes to several hours.
The UX developer role is a discipline under the overall user experience umbrella. This means that to become a UX developer you need to have at least a general understanding of the core UX principles, philosophies, and methodologies.
A Software Developer is a person concerned with facets of the software development process. In short, developers make software for the world to use.[1] Their work includes researching, designing, implementing, and testing software.[2] A software developer may take part in design, computer programming, or software project management.