Yes, it is possible for a software engineer to qualify for an O-1 visa. O-1 visas are nonimmigrant visas that are available to individuals with extraordinary ability in the arts, sciences, education, business, or athletics, or who have a record of extraordinary achievement in the motion picture or television industry. If a software engineer can demonstrate that they have a level of expertise and achievement that is significantly above what is normally encountered in the field, they may be eligible for an O-1 visa.
To qualify for an O-1 visa, an individual must provide evidence of their extraordinary ability in the form of documented achievements such as awards, media coverage, or other recognition in their field. This could include things like patents, articles published in professional journals, or membership in professional organizations that require exceptional achievements for admission.