As of 1 March Max works as a lawyer at Pels Rijcken. Additionally, he is affiliated as a guest researcher with the Department of Constitutional Law, Administrative Law, and Legal Theory at Utrecht University. On January 10, 2025, he obtained his PhD cum laude for his dissertation ""Constitutional Procedure. On Constitutional Adjudication in the Netherlands, the Limits of the Judicial Role, and Procedural Change.” . As part of his PhD research, he was a Visiting Researcher at Harvard Law School in Spring Term 2023.

Max has published extensively in the field of Public Law  in both Dutch and English books and (inter)national academic journals. Among other works, he co-authored the book Algorithms and Fundamental Rights (Boom Juridisch 2018) with Janneke Gerards and Remco Nehmelman. Max also is a member of the editorial board of the Dutch Journal on Constitutional Law (Tijdschrift voor Constitutioneel Recht).