Gerrit-Jan Linker Email & Phone Number

Drenthe, Netherlands

Enschede

The MESA+ institute is the nanoscience research institute of the University of Twente. I am hosted by the Computational Chemical Physics group of prof. Claudia Filippi, My interests are in the area of fundamental chemical concepts and interactions. I am currently working on a model for the chemical bond angle, a new definition for charge and state.

Nieuw-Amsterdam, The Netherlands

Through Linker IT Software B.V. I provide ICT consultancy in The Netherlands, and I operate as an independent software developer. Products: SQL*XL. litXLS, litLIB and more (see www.oraxcel.com)

Manchester, United Kingdom

Through my company Linker IT Consulting, I provided ICT consultancy services mainly in the North-West of the UK and I developed software as an independent software company. Specialisations: Oracle / VB / SQL Server. After 2004 the company continued as Linker IT Software.

Nieuw-Amsterdam, The Netherlands

Royal Curtains is a Dutch supplier of curtain poles and tracks. The freelance work involves maintaining and enhancing their bespoke webshop, Streamlining business processes. Enhancing front-end and back-end interfaces. Performed php migration from version 4 to 8. Integration to Google analytics, Mollie payment services. Skills used: PhP, MySQL, JQuery.

Groningen

The Zernike Institute for Advanced Materials is an internationally recognized, leading, materials research and training institute with the focus on the design and scientific study of materials for functionality. I perform research in the Theoretical Chemistry group. I use quantum chemical methods.to study functional materials. Current fields of interest.

Groningen, The Netherlands

Title of the PhD thesis: "Quantum chemical studies of the physics around the metal-insulator transition in (EDO-TTF)2PF6". Working in the Theoretical Chemistry group, I studied the physics of this molecular 'charge transfer' crystal by using quantum chemical methods. I studied in detail the metal-insulator phase transition, and related geometrical.

Almelo, The Netherlands

Cogas is a utility company providing grid operator services in the region of Almelo (regionale netbeheerder). In this role I was responsible for running the project 'netverlies Gas' which involves full life cycle work: design, development and testing.

Almelo, The Netherlands

As part of a larger team of 15 professionals, my role was the software development, testing and bug fixing of a large system redevelopment. It involved moving the essential part of the Oracle database to a national computing center while maintaining the database locally retaining the integrity of all local interfacing systems.

Almelo, The Netherlands

In this role, my responsibility was the technical design, implementation and the testing (Oracle PL/SQL) of new processes in the energy market necessary to implement the national EDSN release 12 project.

Almelo, The Netherlands

Cogas is a utility company providing grid operator services in the region of Almelo (regionale netbeheerder). My responsibility was the implemention of business requirements in Oracle 10g systems. It involved full life cycle development work. I specialised in billing.

Manchester, United Kingdom

Manchester airport is a large regional airport in the North-West of the UK handling approximately 30,000 travelers per day. My role was to provide second line out-of-office-hours technical support for the Oracle database servers and for the application servers (VB interface programs). These systems comprised the complete operational ICT facility at the.

Manchester, United Kingdom

Swinton is a large UK based insurance company. My role was to work in small teams to produce new software and to maintain existing systems. It involved the production of program code, test plans and technical documentation. I also re-engineered an old Oracle based customer information system.

Manchester, United Kingdom

Generis Technology Ltd provides ICT consultancy services to utility companies in the UK. My role was the development of various Visual Basic and Oracle PL/SQL programs for the British utility market (Gas/Electricity).

Manchester, United Kingdom

First Software is a spin-off of Oracle corporation to further develop the Housing software. My responsibility was to reverse engineer a large section of C software into Oracle PL/SQL.

Runcorn, United Kingdom

GlaxoSmithKline is a global healthcare company. My role was to use the WinRunner automated test tools to enter information into a laboratory inventory system (LIMS). I developed automated test scripts, performed testing and wrote test documentation.

Manchester, United Kingdom

Manchester airport is the largest regional airport in the North-West of the UK. My main responsibility was to make program interfaces between the operational Oracle flight information database and external systems, such as the flight information display systems (FIDS), Teletext, interactive voice response system (IVR) and baggage sortation systems. This.

Manchester, United Kingdom

SCT International provides the BANNER CIS system to UK (and European) based utility companies (water, electricity, gas). I was responsible for the development, testing and maintenance of the bill print module. Language: C on UNIX, Pro*C, Oracle.

Amersfoort, The Netherlands

DP Finance provided ICT consultancy to Dutch financials. Traineeship. Oracle Developer training @ Oracle NL. Worked at a customer information system at ABN AMRO at Amsterdam Zuid-Oost.

Phd, Theoretical Chemistry

Drs Degree, Theoretical Chemistry

Theoretical Chemistry

Education record

Education record

Mavo