1. I have just finished with a project, and do not have any more in the pipeline at the moment. If I am hired for this project, I will be able to give it my full attention and will deliver on time. Apart from this, I possess all the skills that you have outlined, and can effectively work towards tight deadlines.
2. From the time that I started working in a freelance capacity, I have nailed all projects assigned to me. Additionally, I am well-versed in working on your project, as I have worked on a similar one before. If you look through my professional profile, you will notice that I have obtained many great reviews from employers.
3. This project piqued my interest because I felt that this was right down my alley. Even though it possesses complex modules, I am positive that I can handle them. Meeting deadlines is one of my talents that surpasses many others. And I am diligent in providing deliverables.
4. My understanding of the work is what makes me an excellent candidate to hire as a freelancer. I have worked on a project very similar to this before, and I am sure that I can replicate its success while working on the project that you assign to me.