• Currently working as an Assistant Professor (Senior Scale) in the Department of Software Engineering in Delhi Technological University (Formerly Delhi College of Engineering), Bawana Road, Govt of NCT of Delhi from December 7, 2020 to Till Date.
• Worked as an Assistant Professor in the Department of Software Engineering in Delhi Technological University (Formerly Delhi College of Engineering), Bawana Road, Govt of NCT of Delhi from March 11, 2021 to December 6, 2020.
• Worked as an Assistant Professor in the Department of Computer Science and Engineering in Delhi Technological University (Formerly Delhi College of Engineering), Bawana Road, Govt of NCT of Delhi from December 7, 2016 to March 10, 2021.
• Worked as an Assistant Professor in the University School of Information & Communication Technology, Guru Gobind Singh Indraprastha University, Delhi, Established by Govt of India from August 21, 2013 to December 6, 2016. 

Google Scholar (h-index: 13):   https://scholar.google.com/citations?user=qd5ETg0AAAAJ&hl=en 

List of Best Paper Awards

1. Sonika Dahiya, Anjana Gosain have been awarded the best paper award at the “International Conference on Computational Intelligence in Analytics and Information Systems” Organized by Department of Computer Science and Technology , Manav Rachna University, Faridabad held on 2^nd – 3^rd April,2021 for the paper entitled “DOIFCM: Density Oriented Intuitionistic Fuzzy C Means Clustering Algorithm”.
2. Priyanka Arora, Sonika Dahiya have been awarded the best paper award at the “International Conference on Artificial Intelligence and Emerging Technology” Organized by School of Computer Science Engineering and Technology, Bennett University, India held on 4^th –  6^th  Sep,2024 for the paper entitled “Exploring Deep Learning Architectures for Mental Health Assessment: A Comparative Analysis”.

List Of Journal Publications (SCIE/SCOPUS/ESCI INDEXED)

1. Priyanka Arora, Sonika Dahiya , “Unveiling the impact of dataset size on machine learning models for anxiety and depression prediction amid the COVID-19 pandemic: determining optimal data collection thresholds”, Current Psychology, ISSN- 1936-4733, 2025. [IF:2.5] 

2. Sonika Dahiya, Anjana Gosain, “A novel type-II intuitionistic fuzzy clustering algorithm for mammograms segmentation”, Journal of Ambient Intelligence and Humanized Computing, ISSN- 1868-5145, Volume 14, Issue 4, pp. 3793-3808, 2022. [IF:7.1] 

3. Sonika Dahiya, Aditi Saluja, Parteek Singhal, Rahul Johari, “Analysis of online social behavior of WhatsApp users”, Webology, ISSN- 1735-188X, Volume 19, Issue 1, pp. 229-249, 2022.

4 . Rahul Johari, Sawan Kalra, Sonika Dahiya, Kalpana Gupta, “S² NOW: Secure Social Network Ontology Using WhatsApp”, Security and Communication Networks, ISSN:1939-0122, Volume 2021, Issue 1, pp. 7940103, 2021. [IF:2.0] 

5. Sonika Dahiya, Anjana Gosain, “An effective fuzzy clustering algorithm with outlier identification feature”, Journal of Intelligent & Fuzzy Systems, ISSN 1875-8967, Volume 41, Issue- 1, p. 2417-2428, 2021. [IF:1.9] 

6. Anjana Gosain, Sonika Dahiya, “A new robust fuzzy clustering approach: DBKIFCM”, ISSN- 1573-773X, Neural Processing Letters, Volume 52, Issue- 3, p. 2189-2210, 2020. [IF:3.1]