\documentclass{letter}

% Define these in the PREAMBLE
\signature{Your Name}
\address{Your Street \\ Your City, State, ZIP \\ Your Phone}

% Optional: Remove the standard indentation
\usepackage{parskip}

\begin{document}

\begin{letter}{Recipient Name \\ Title \\ Company Name \\ Address \\ City, State, ZIP}

\opening{Dear Hiring Manager,}

I am writing to apply for the position of Software Engineer. 

This template uses the standard LaTeX letter class. Ensure you load any packages you need (like hyperref) in the preamble before the document begins.

I look forward to hearing from you.

\closing{Sincerely,}

\end{letter}

\end{document}
