Željko Kovačević zaposlen je kao profesor na Tehničkom veleučilištu u Zagrebu te kao docent na Sveučilištu Sjever. Završio je Elektrotehničku srednju školu u Zagrebu, a potom prijediplomski i diplomski stručni studij informatike na Tehničkom veleučilištu u Zagrebu. Nakon toga, upisuje doktorski studij informatike i računarstva na Fakultetu elektrotehnike, računarstva i informatike (FERI, Sveučilište u Mariboru). Doktorirao je na području razvoja prevoditelja i interpretera za domensko specifične jezike, te se u području znanosti aktivno bavi i evolucijskim algoritmima. Također se bavi modeliranjem i razvojem informacijskih sustava i baza podataka, pri čemu najaktivnije koristi programski jezik C++ i Microsoft SQL Server RDBMS. Godine 2015. postaje Embarcadero MVP (Most Valuable Professional) u području programiranja korištenjem alata C++ Builder i Delphi. Autor je i koautor osam knjiga te 38 znanstvenih i stručnih radova. Dobitnik je međunarodne nagrade i priznanja časopisa Journal of Computer Languages za najbolji znanstveni rad 2021. godine, kao i priznanja Tehničkog veleučilišta u Zagrebu za izvrsnost u znanstveno-istraživačkom radu 2025. godine.
Autorstvo i koautorstvo knjiga
- Željko Kovačević – C++ analiza i primjena, Školska knjiga – 2004. ISBN: 978-953-0-21154-4
- Željko Kovačević, Miroslav Slamić, Aleksandar Stojanović – Objektno orijentirano programiranje, Tehničko veleučilište u Zagrebu – 2018, ISBN: 978-953-7048-78-5
- Željko Kovačević – Modeliranje, implementacija i administracija baza podataka, Tehničko veleučilište u Zagrebu – 2018, ISBN: 978-953-7048-77-8
- Željko Kovačević, Edmond Krusha – Programsko inženjerstvo i informacijski sustavi, Tehničko veleučilište u Zagrebu – 2020, ISBN: 978-953-7048-93-8
- Željko Kovačević – Napredne tehnike programiranja u C++ Builderu, Tehničko veleučilište u Zagrebu – 2020, ISBN: 978-953-7048-91-4
- Aleksandar Stojanović, Željko Kovačević – Uvod u programski jezik Python, Tehničko veleučilište u Zagrebu – 2022, ISBN: 978-953-7048-99-0
- Aleksandar Stojanović, Željko Kovačević – Algoritmi i strukture podataka, Tehničko veleučilište u Zagrebu – 2024, ISBN: 978-953-8444-12-8
- Željko Kovačević, Domagoj Frank, Ivica Dodig – Evolucijsko računarstvo, Sveučilište Sjever – 2025, ISBN: 978-953-7986-92-6
Znanstveni radovi objavljeni u inozemnim časopisima
- Željko Kovačević, Marjan Mernik, Miha Ravber, Matej Črepinšek – From Grammar Inference to Semantic Inference — An Evolutionary Approach, Mathematics (ISSN 2227-7390), 2020, vol. 8, no. 5:816, doi: 10.3390/math8050816, IF(2020) = 2.258 (Journal Citation Report – Q1)
- Miha Ravber, Željko Kovačević, Matej Črepinšek, Marjan Mernik – Inferring Absolutely Non-Circular Attribute Grammars with a Memetic Algorithm, Applied Soft Computing (ISSN 1568-4946), 2021, vol. 100, 106956, doi: 10.1016/j.asoc.2020.106956, IF(2021) = 8.263 (Journal Citation Report – Q1)
- Željko Kovačević, Miha Ravber, Shih-Hsi Liu, Matej Črepinšek – Automatic compiler/interpreter generation from programs for Domain-Specific Languages: Code bloat problem and performance improvement, Journal of Computer Languages (ISSN 2590-1184), 2022, vol. 70, 101105, doi: 10.1016/j.cola.2022.101105, IF(2022) = 2.2 (Journal Citation Report – Q3)
- Slivnik Boštjan, Željko Kovačević, Marjan Mernik, Tomaž Kosar – On Comprehension of Genetic Programming Solutions: A Controlled Experiment on Semantic Inference, Mathematics (ISSN 2227-7390), 2022, vol. 10, no. 18:3386, https://doi.org/10.3390/math10183386, IF(2022) = 2.4(Journal Citation Report – Q1)
- Tomaž Kosar, Željko Kovačević, Marjan Mernik, Slivnik Boštjan – The Impact of Code Bloat on Genetic Program Comprehension: Replication of a Controlled Experiment on Semantic Inference, Mathematics (ISSN 2227-7390), 2023, vol. 11, no. 17:3744, https://doi.org/10.3390/math11173744, IF(2022) = 2.4 (Journal Citation Report – Q1)
Radovi s konferencija, objavljeni u zbornicima
- Amelija Žulj, Željko Kovačević – Otvoreni obrazovni sadržaji: primjer otvorenih udžbenika, CUC 2013, 15. CARNetova korisnička konferencija.
- Željko Kovačević – RAD Studio: izrada mobilnih aplikacija, CUC 2014, 16. CARNetova korisnička konferencija.
- Željko Kovačević, Miroslav Slamić, Aleksandar Stojanović – Razvoj mobilnih aplikacija u Embarcadero alatima, CASE 28 konferencija (2016), 65 – 70.
- Vjeran Bušelić, Željko Kovačević – High education study program model towards employability. On a way to understand Employer’s requirements for Generic Competences, Central European Conference on Information and Intelligent Systems (CECIIS) – 2016 konferencija, 107 – 115.
- Aleksandar Stojanović, Nikolaj Lazić, Željko Kovačević – Tehnologije integracije informacijskih sustava, MIPRO 2016, 39th international convention on information and communication technology, electronics and microelectronics, 783 – 787.
- Željko Kovačević, Mladen Mauher, Miroslav Slamić – Croatian Qualification Framework – Data Model and Software Implementation in Higher Education, MIPRO 2017, 40th international convention on information and communication technology, electronics and microelectronics, 1715 – 1719.
- Marko Horvat, Aleksandar Stojanović, Željko Kovačević – An overview of common emotion models in computer systems. MIPRO 2022 45th Jubilee International Convention on Information and Communication Technology, Electronics and Microelectronics. Proceedings of MIPRO 2022 / Skala, Karolj – Opatija : Croatian Society for Information, Communication and Electronic Technology – MIPRO, 2022, 1152-1157.
- Aleksandar Stojanović, Marko Horvat, Željko Kovačević – An overview of data integration principles for heterogeneous databases. MIPRO 2022 45th Jubilee International Convention on Information and Communication Technology, Electronics and Microelectronics, Opatija, Hrvatska, 23.-27.05.2022., 1264-1269
- Željko Kovačević, Aleksandar Stojanović, Silvio Plehati, Branimir Barun – Evolution and improvements in C++ templates since the C++11 standard, CASE 2024 konferencija (2024), 118 – 125.
- Aleksandar Stojanović, Silvio Plehati, Željko Kovačević – A Domain-Specific Language Implementation Framework for C++ Based on S-expressions. MIPRO 2024 47th ICT and Electronics Convention, Opatija, Hrvatska, 20.-24.05.2024., 283-288.
- Željko Kovačević, Boštjan Bubnič, Tomaž Kosar – Exploring the Usage of Mobile Phones in the Assessment Process: A Case Study. MIPRO 2024 47th ICT and Electronics Convention, Opatija, Hrvatska, 20.-24.05.2024., 602-607.
- Boštjan Bubnič, Željko Kovačević, Tomaž Kosar – Can metacognition predict your success in solving problems? An exploratory case study in programming. Koli Calling ’24: Proceedings of the 24th Koli Calling International Conference on Computing Education Research. Finland 2024. Article No.: 5, Pages 1 – 12.
Ostali radovi
- Željko Kovačević – Besplatne uredske aplikacije: Easy Access, Polytechnic & Design Vol. 2, No. 1(2014), 85-91.
- Željko Kovačević, Miroslav Slamić – Osvrt na C++ 11 standard: semantika prijenosa i pametni pokazivači, Polytechnic & Design Vol. 3, No. 1(2015), 32 – 41.
- Mario Knok (student), Željko Kovačević, Optimizacija upita u Microsoft SQL Server bazi pomoću indeksa, Polytechnic & Design Vol. 4, No. 2(2016), 160-172, DOI: 10.19279/TVZ.PD.2016-4-2-09.
- Martina Petrovečki, Željko Kovačević – Istaknute značajke SQL Servera 2019, Polytechnic & Design Vol. 7, No. 1 (2019), DOI: 10.19279/TVZ.PD.2019-7-1-01.
- Nikolina Jurak (studentica), Željko Kovačević – Baza podataka za dobrovoljno darivanje krvi, Polytechnic & Design Vol. 8, No. 3 (2020), DOI: 10.19279/TVZ.PD.2020-8-3-03.
- Igor Varivoda (student), Željko Kovačević – Razvoj sustava za upravljanje poslovanjem trgovine, Polytechnic & Design Vol. 9, No. 2 (2021), DOI: 10.19279/TVZ.PD.2021-9-1-08.
- Tomislav Gredišnjak (student), Željko Kovačević – Izrada aplikacije za praćenje i kreiranje personaliziranih treninga, Polytechnic & Design Vol. 9, No. 2 (2021), DOI: 10.19279/TVZ.PD.2021-9-2-09.
- Amelia Kovačević, Željko Kovačević – Alati za analizu sentimenta, Polytechnic & Design Vol. 9, No. 3 (2021), DOI: 10.19279/TVZ.PD.2021-9-3-02.
- Sunčica Perković (studentica), Željko Kovačević – Razvoj registra za životinje u skloništu, Polytechnic & Design Vol. 9, No. 4 (2021), DOI: 10.19279/TVZ.PD.2021-9-4-03.
- Željko Kovačević, Aleksandar Stojanović – Noviteti standarda C++20, Polytechnic & Design Vol. 10, No. 1 (2022), DOI: 10.19279/TVZ.PD.2022-10-1-09.
- Luka Komljenović (student), Željko Kovačević – Sustav za praćenje i analizu nogometnih utakmica, Polytechnic & Design Vol. 10, No. 2 (2022), DOI: 10.19279/TVZ.PD.2022-10-2-01.
- Mirna Pibernik (studentica), Željko Kovačević – Hibridni kriptosustavi u klijentsko-poslužiteljskoj arhitekturi na aplikacijskom sloju Interneta, Polytechnic & Design Vol. 10, No. 3 (2022), DOI: 10.19279/TVZ.PD.2022-10-3-05.
- Toni Bedalov (student), Željko Kovačević – Generiranje i optimizacija rasporeda korištenjem genetskog algoritma, Polytechnic & Design Vol. 10, No. 4 (2022), DOI: 10.19279/TVZ.PD.2022-10-4-05.
- Kristina Aničić (studentica), Željko Kovačević, Aleksandar Stojanović – Turistički informacijski i procesni sustav, Polytechnic & Design Vol. 11, No. 2 (2023), DOI: 10.19279/TVZ.PD.2023-11-2-05.
- Aleksandar Stojanović, Željko Kovačević, Silvio Plehati, Branimir Barun – Lego++: Programski okvir za implementaciju domenskih jezika s unaprijed definiranom sintaksom, Polytechnic & Design Vol. 11, No. 3 (2023), DOI: 10.19279/TVZ.PD.2023-11-3-03.
- Aleksandar Stojanović, Željko Kovačević, Danko Ivošević – Ansambl metode strojnog učenja, Polytechnic & Design Vol. 11, No. 4 (2023), DOI: 10.19279/TVZ.PD.2023-11-4-04.
- Maja Dabčević (studentica), Željko Kovačević, Aleksandar Stojanović – SUPUT: Software Solution for Travel Order Management, Polytechnic & Design Vol. 12, No. 1 (2024), DOI: 10.19279/TVZ.PD.2024-12-1-11.
- Željko Kovačević, Marko Horvat, Aleksandar Stojanović – Analysis and overview of novel gamification frameworks in practice, Polytechnic & Design Vol. 12, No. 2 (2024), DOI: 10.19279/TVZ.PD.2024-12-2-14.
- Mario Tušek (student), Željko Kovačević, Aleksandar Stojanović – Climbbook : Platform for managing climbing gyms, Polytechnic & Design Vol. 12, No. 3 (2024), DOI: 10.19279/TVZ.PD.2024-12-3-16.
- Luka Gustetić (student), Željko Kovačević, Aleksandar Stojanović – Telemetrijska analiza u simulaciji F1 utrka, Polytechnic & Design Vol. 13, No. 1 (2025), DOI: 10.19279/TVZ.PD.2024-13-1-08.
- Željko Kovačević, Aleksandar Stojanović, Maja Dabčević (studentica) – Genetic programming as a tool for the development of interpretable decision strategies, Polytechnic & Design Vol. 13, No. 2 (2025), DOI: 10.19279/TVZ.PD.2025-13-2-17.
Recenzent u znanstvenim i stručnim časopisima
- Algorithms (ISSN 1999-4893)
- Applied Sciences (ISSN 2076-3417)
- Big Data and Cognitive Computing (ISSN 2504-2289)
- Discover Artificial Intelligence (ISSN 2731-0809)
- Electronics (ISSN 2079-9292)
- Informatics (ISSN 2227-9709)
- Information (ISSN 2078-2489)
- Journal of Computer Languages (ISSN: 2590-1184)
- Journal of King Saud University: Computer and Information Sciences (ISSN: 1319-1578)
- Knowledge and Information Systems (ISSN 0219-3116)
- Marine Science and Engineering (ISSN 2077-1312)
- Multimedia Systems (ISSN 1432-1882)
- Polytehnic and Design (ISSN 1849-1995)
- Scientific Reports (ISSN 2045-2322)
- Standard (ISSN 2305-6703)
- Symmetry (ISSN 2073-8994)
- Systems (ISSN 2079-8954)
- The Journal of Supercomputing (ISSN 1573-0484)
- Transactions on Emerging Telecommunications Technologies (ISSN 2161-3915)
Nagrade i priznanja
- Embarcadero MVP (Most Valuable Professional) za C++ Builder i Delphi. (2015.)
- 2021 Best Paper Award za članakAutomatic compiler/interpreter generation from programs for Domain-Specific Languages: Code bloat problem and performance improvement časopisa Journal of Computer Languages (ISSN: 2590-1184). (2022.)
- Priznanje Tehničkog veleučilišta u Zagrebu za izvrsnost u znanstveno-istraživačkom radu. (2025.)