As an expert in HCL Digital Solutions (formerly IBM Collaboration Solutions and Lotus Groupware), I operate as an independent consultant and freelance developer through my company, Developi Information Systems. Based in London and working as an HCL Business Partner, I offer a comprehensive range of professional services centred on the HCL Notes/Domino product family, encompassing administration, development, and consultancy. My commitment lies in delivering specialised guidance and innovative solutions in these areas, underpinned by extensive experience and deep industry understanding.Highly specialised in XPages and Java development within HCL Domino infrastructures, I focus on integration projects, providing and consuming REST APIs, and plugin development. With robust administration skills and advanced knowledge in connectivity, performance, and open standards, I am adept at addressing performance issues and conducting advanced troubleshooting.- A regular speaker at international conferences (Lotusphere/IBM Connect, Engage, IconUK) on REST services, Domino integration, and best practices.- Bilingual blogger at lotusnotus.com, the pioneering Turkish blog in the IBM Lotus software community.- IBM Champion in Collaboration Solutions (2011-2018).- HCL Ambassador (2020-2024).- Serving as a Member Director on the OpenNTF Board since 2012.- Founder and co-leader of the Turkish Lotus User Group (2008-2014).Keywords: XPages, Java, REST API, Domino Rest API, HCL (IBM Lotus) Notes/Domino Infrastructure Services, Social Software, Collaborative Applications, Open Source.