Students and test takers of iBT faced difficult problem in solving how to write a full English Essay of different genres in 30 minutes with minimum 250 words. The designed technique facilitates students and test-takers how to write such essay in 30 minutes, but the result meets the standard ideal iBT TOEFL test model. The technique is called Forward-Back Forward Revising and Publishing (FBFRP) Technique. The designed is under the learning principles of CTL: critical creative and self-regulative thought. This study is 1) to provide a technique that can help students and test takers to develop their computerized-based English Essay effectively in 30 minutes, 2) to describe how the procedure of FBFRP technique work in writing computerized -based English Essay, 3) to shows readers how FBFRP technique was developed and validated. This is a research and development adopted by Borg and Gale (2003), Formative Evaluation taken by Tesmer (2013) self-evaluation, expert review, one-to-one, small group, and field test. The outcomes are 1) a technique that can help students and test takers called "FBFRP Technique, 2) a description or underlying principles of how FBFRP technique work in writing computerized-based English Essay, 3) the process of how FBFRP technique was validated. The product is applicable across disciplines in ELT or ESL context as an instructional tool, particularly for Academic writing course, and real test of internet-based TOEFL test takers.