ABSOLVENTA.de is a platform on which you can set up a profile that can be accessed by companies looking for interns. http://www.absolventa.de/  

Academic-online.de offers job offers in the area of internships, as well as for jobs and theses sorted by subject and postcode area.
http://www.akademiker-online.de/index.php?id=11&no_cache=1

Arbeitsagentur.de provides various information and further links.
https://www.arbeitsagentur.de/fuer-menschen-aus-dem-ausland/jobs-und-praktika-nden

In addition to internship positions, Alma-Mater.de also offers various information on starting a career and career opportunities.
https://at.almamater.si/unterstutzung-bei-jobs-und-praktika-s101

Backinjob.de In addition to job offers, the online job platform also offers tips and information on internships.
http://www.backinjob.de/praktikum/

Berufsstart.de is a job portal network and now includes over 250 job portals across Germany. It offers job advertisements for graduates, internships, working student jobs, theses, trainee positions and much more.
http://www.berufsstart.de/das-jobportal-netzwerk.html

Fazjob.net is the job offer of the Frankfurter Allgemeine Zeitung, and positions are offered here, particularly in the economic sector.
http://fazjob.net/

GLASSDOOR.de is an international career community through which students and graduates can find out about companies and job vacancies
https://www.glassdoor.de/index.htm

Indeed.com provides job and internship listings, resume writing information, and company information.
https://de.indeed.com

Jobbörse.de offers the opportunity to create your own application videos, gain insight into companies through job videos and offers around 32,000 internship positions throughout Germany and internationally. The job exchange works with the European academic portal EURAXESS.
https://www.jobbörse.de/praktikum/

Jobpilot.de runs through Monster.de and offers job vacancies primarily in the areas of human resources, training and further education and marketing.
http://www.jobpilot.de/job_suche/selectform.phtml?appkind=4&Jobs_Session=5e1b27c7d56bd5943dbecc70915b21b2

Jobworld.de searches over 50 job exchanges, newspapers and job and internship markets at the same time.
https://www.jobworld.de/

Jobrobot.de offers an extensive job and internship database with current information about events related to training and careers, with application tips and information about job profiles, as well as a list of links to other job exchanges and a database with company profiles from several  hundred companies looking.
https://www.jobrobot.de/jobs-praktikant.htm

Career.de has its own internship exchange, which is considered one of the largest in Germany. It also offers the search criterion “Fair Company”, which is intended to ensure fair working conditions for interns.
http://www.karriere.de/praktikumsboersen

Spinnennetz.de is a job search portal for the non-profit sector. The professional network Spinnen-Netz offers society-shaping job offers and job advertisements as well as highly  qualified specialists with professional experience at home and abroad in the non-profit sector or in science.
https://www.spinnen-netz.de

Stepstone.de also has its own section for “University & Career Start”, where, depending on your search criteria, you can also find internship offers.
http://www.berufsstart.stepstone.de/jobsuche.cfm?newsearch=1&lsfilterstat=228

In addition to a large internship exchange, Unicum.de also has a lot of other information and links on the subject of studying.
http://www.unicum.de/beruf/praktikum/

The WILA Labor Market issues and the website offer extensive evaluations of job offers from newspapers, specialist magazines and selected online portals.
https://www.wilabonn.de/

http://www.wila-arbeitsmarkt.de/stellenanzeigen/

Zutun.de searches all job exchanges, company websites and social media channels for current job offers and offers an overview of the top 10 employers in the 400 largest cities in Germany.

for Giessen: https://zutun.de/giessen/jobs/top-10-arbeitgeber
Germany-wide: https://zutun.de/top-10-unternehmen-staedte

Also see the JLU career website “Jobs & Career”:
www.uni-giessen.de/karriere

Background information on the topic of internship

Spiegel.de offers tips and help on the subject of university, internships and jobs.

https://www.spiegel.de/lebenundlernen/uni/studium-tipps-und-hilfe-fuer-uni-und- studentenleben-a-640620.html

Faircompany.de, the initiative for a fair internship market.
https://www.faircompany.de/

Karista.de is a portal for graduates and young professionals. The platform offers hundreds of professional profiles and a job navigator with information about suitable companies.
www.karista.de

Unicum.de offers various opportunities to find out more about internships and studies.
www.unicum.de

Internships abroad

The BMZ (Federal Ministry for Economic Cooperation and Development) offers internships in the field of development policy with an international focus.
https://www.bmz.de/de/ministerium/berufliche-opportuniten-arbeiter-im-bmz https://www.bmz.de/de/entwicklungspolitik

German Academic Exchange Service DAAD
http://www.daad.de/de/index.html

EPO.de offers job and internship advertisements in the area of development policy.
https://www.epojobs.de/index.php/alle-praktika

ERASMUS, the DAAD program to promote international student exchange.
http://eu.daad.de/eu/erasmus/05332.html and Erasmus at Faculty 03 at JLU

Jobs-IO is the Federal Foreign Office's international job and personnel pool. www.jobs-io.de
See also: https://www.auswaertiges-amt.de/de/karriere/io/database-node

The GIZ (German Society for International Cooperation) operates worldwide. Her area of work is international cooperation for sustainable development. It offers its own internship program.
https://www.giz.de/de/jobs/73987.html

JLU.de. Information about JLU internships abroad

Further search options for job and internship opportunities in the field of development cooperation and international organizations: http://www.entwicklungsdienst.de/stellenmarkt (aimed at skilled workers and volunteers)

https://www.nachhaftejobs.de/ngo-jobs-bonn/m (Sustainable jobs, development cooperation, environmental protection)

www.idealist.org (Idealist is a non-profit organization based in New York, English-language website)