Universiteit Leiden

nl en


JavaScript Programmer

21-646 10215
Niet-wetenschappelijke functies
Omvang (fte)
Geplaatst op
14 december 2021
28 december 2021 Vacature gesloten

The Faculty of Social and Behavioural Sciences, Institute of Psychology, the Cognitive Psychology unit has a position available for

JavaScript Programmer (0,45 FTE)  
Vacancy number 21-646 10215

This position falls under the LUF-funded project “Deficient working memory underlying subclinical psychosis: a neurocognitive model”. In this project we will use JavaScript libraries for webcam-based eye-tracking and heart rate monitoring while people are performing various tasks on the computer. These methods will be used to investigate whether gaze and heart rate patterns are predictive of people’s memory performance and susceptibility to psychotic experiences. We are looking for someone with experience in JavaScript programming to set up these online studies.

Key responsibilities

  • Integrate existing JavaScript libraries for webcam-based eye-tracking and heart rate monitoring into custom-written codes for online behavioral experiments;
  • Develop a general template that can be used for setting-up online behavioral experiments and writing the corresponding documentation.

Selection Criteria

  • Experience with JavaScript programming is required;
  • Proficiency in English is required;
  • A university degree (bachelor’s or master’s) is required
  • Experience with the jsPsych JavaScript library is preferred but not required;
  • You have a structured work ethic and can work independently.

Our organisation

The Faculty of Social and Behavioural Sciences conducts high-quality research and offers a broad and disciplinary educational programme, focused on increasing our understanding of current developments in society. The faculty consists of five institutes: Centre for Science and Technology Studies, Cultural Anthropology and Developmental Sociology, Education and Child Studies, Political Science and Psychology. The faculty has approximately 7,000 students and 850 staff members. For more information, please visit the website https://www.universiteitleiden.nl/en/social-behavioural-sciences. 

Diversity and inclusion are cherished as core values at Leiden University. At the Faculty of Social and Behavioural Sciences we also strive to create a diverse and inclusive learning and working environment, in which everyone – no matter who they are or what they do – can feel at home and develop their talents.

Terms and conditions
We offer a
 fixed-term position for 1 year. Salary range from 2,700,- to 3,606,- gross per month on a full-time basis (pay scale 8, in accordance with the Collective Labour Agreement for Dutch Universities). Preferred starting date: January 1st, 2022. 

Leiden University offers an attractive benefits package with additional holiday (8%) and end-of-year bonuses (8.3 %), training and career development. Our individual choices model gives you some freedom to assemble your own set of terms and conditions. For international spouses we have set up a dual career programme. Candidates from outside the Netherlands may be eligible for a substantial tax break. More at https://www.universiteitleiden.nl/en/working-at/job-application-procedure-and-employment-conditions.


Enquiries can be made to Dr. Bryant Jongkees, b.j.jongkees@fsw.leidenuniv.nl.

Please submit online your application no later than 12/28/2021 via the blue button in our application system.
Applicants should submit online
 a letter of interest accompanied by a CV.

Enquiries from agencies are not appreciated

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