European Junior Olympiad in Informatics (EJOI) is a significant event, a stepping-stone, in the development of the elite of the IT industry. EJOI follows the rules and standards of the International Olympiad in Informatics. The first EJOI was held in Sofia, Bulgaria in 2017 from the 7th to the 13th of September. The second EJOI was held in Innopolis City, Republic of Tatarstan, Russia in 2018 from 26 July to 1 August. The Third EJOI was held in Maribor, Slovenia in 2019 from the 23th to the 28th of August.
- The first EJOI was held in Sofia, Bulgaria in 2017 from the 7th to the 13th of September.
- The second EJOI was held in Innopolis City, Republic of Tatarstan, Russia in 2018 from 26 July to 1 August.
- The Third EJOI was held in Maribor, Slovenia in 2019 from the 23th to the 28th of August.
- The fourth EJOI was held in Tbilisi, Georgia in 2020 from the 2th to the 6th of September.
- The fifth EJOI was held in Ploiesti, Romania in 2021 from the 24th to the 28th of August.
- The sixth EJOI was held in Kyiv, Ukraine in 2022 from the 19th to the 25th of September.
- The seventh EJOI was held in Kutaisi, Georgia in 2023 from the 8th to the 14th of September.