He was appointed head of the Workers Housing Organisation from 1955 to 1975 and from 1957 to 1967 of the Technical Service of the Greek National Tourism Organisation, where he planned and oversaw the construction of a series of workers' houses and Xenia hotels.
At the same time, Konstantinidis planned and realised several private projects such as the emblematic Weekend House in Anavyssos (1962).
In the 1980s, his work was associated with the theory of critical regionalism by renowned architectural historians and theorists Alexander Tzonis & Liane Lefaivre and Kenneth Frampton.
They had two children: Dimitris Konstantinidis is also an architect and Alexandra Tsoukala is a light designer.
Kiourti, M. and Tsiambaos, K. "The architect, the resident, and a murder: the case of a house by Aris Konstantinidis".