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evaluations, assessments and research in the fields of science and technology provided by engineers, namely, materials testing and evaluation, testing, analysis and evaluation of the goods and services of third parties for the purpose of certification, technological research in the fields of aeronautics, scientific research; design and development of computer hardware and software; research and development of new products for third parties; technical writing for others of technical project studies; architectural design, consultation and research; design, installation, maintenance, updating and rental of computer software; computer programming; consultancy in the field of computer hardware; conversion of computer programs and data, not physical conversion; conversion of data or documents from physical to electronic media