Resume is a self-promotional document that represents you in the best possible manner if written properly when invited for a job interview.

Effective resume writing tips
  Determine your job search objective or purpose of writing resume.
  Make effective use of titles reflecting the nature of your past work experiences
  Describe about the major projects that you have worked on and time taken to complete these projects
  New techniques, procedures, practices and processes that you have introduced or developed
  Never make use of long paragraphs while describing your projects, techniques etc.
  Make use of bulleted points to describe your experiences, educational background and professional objectives.
  Create content that directly strikes to the mind of interviewer clarifying what you are and what type of qualities or skills you possess.
  Identify employer?s hidden needs if possible.
  Describe other achievements that benefited your company profits, cost savings
  Describe other achievements that improved efficiency / productivity of your employers
  Consider someone professional to review your resume