• Assistant Professor (Mathematics) in STME, SVKM’s NMIMS, Chandigarh Campus from 19^th June, 2023 – Till Date
• Faculty (Mathematics) in Punjab Engineering College from 16^th August, 2022 – 31^st May, 2023.
• Visiting Faculty (Mathematics) in Punjab Engineering College, Chandigarh, Centre for System Biology and Bio-informatics, Panjab University, Chandigarh, and UIET, Panjab University, Chandigarh 1^st August, 2018 – 31^st March, 2021.
• Faculty (Mathematics) in Guru Gobind Singh College for Women, Sector-26, Chandigarh from 11^th July, 2016 to 20^th April, 2017.
• Faculty (Mathematics) in Chandigarh College of Engg. & Technology, Sector-26, Chandigarh from 7^th September, 2012 to 7^th June, 2016.
• Faculty (Mathematics) in Chitkara University, Rajpura from 19^th July, 2007 to 5^th September, 2012.
• Faculty (Mathematics) in GGS College of Modern Technology, Kharar from 5^th August, 2006 to 18^th July, 2007.

Ajay Mittal, Kshitij Goyal, Kshitij Saluja, Krishan Kumar, Aastha Gupta, "Artificial Intelligence based portal dermoscope”, Indian Patent Application No. 202211006167, Date of Filing- 04-02-2022.

• Attended Faculty Development Workshop conducted by Mathematics Forum from 31st January to 1st February, 2009.
• Attended two-day workshop on "Setting Paper based on MCQ Pattern” held on March 7-8, 2009 at Chitkara Institute of Engineering and Technology, Rajpura.
• Participated in workshop on "Advanced Numerical Analysis using Matlab” held on November 13-14, 2010 at Chitkara Institute of Engineering and Technology, Rajpura.
• Attended Faculty Development Workshop on "Operational Research” held on June 18-22, 2012 at Chitkara University, Punjab.
• Attended Faculty Development Workshop on "Graphs of Functions and Equalities” held on June 29, 2012 at Chitkara University, Himachal Pradesh.
• Attended National level Faculty Development Workshop on "Numerical Analysis using C++” held on July 02-06, 2012 at Chitkara University, Punjab.
• Attended professional development programme on "Database Design and Programming with SQL" held on 8th May, 2015.
• Attended Faculty Development Programme on "Database Design using SQL Programming" held from 4-8 August, 2015 at Chandigarh College of Engineering and Technology, Chandigarh.
• Attended Short term Course on E-governance in Technical Institutions through ICT held on July 25-31, 2015 at National Institute of Technical Teacher Training and Research, Chandigarh.
• Attended one day Faculty Development Programme on Workplace Ethics in Educational Institutions held on January 17, 2017 at Guru Gobind Singh College for Women, Chandigarh.
• Attended one day Faculty Development Programme on CBCS: Implementation, Issues and Challenges held on January 24, 2017 at Guru Gobind Singh College for Women, Chandigarh.
• Attended one day Faculty Development Programme on Emerging Dimensions in Teaching and Research held on February 11, 2017 at Guru Gobind Singh College for Women, Chandigarh.
• Organized National Seminar on Emerging Trends in Nanoscience and Nanotechnology held on February 18, 2017 at Guru Gobind Singh College for Women, Chandigarh.
• Participated as Resource Person in 3rd National Conference on Recent Innovations in Engineering and Technology (RIET-2012) held on 24-25 March, 2012 at Galaxy Global Group of Institutions, Shahabad.
• Presented a paper titled "The assignment problem with seniority and job priority constraints” in National Conference on Mathematical Modeling, Simulation and Optimization (MMSO)-2012 held on July 20, 2012 at Chitkara University, Punjab.
• Presented a paper titled "A robust exponential spline difference approximation of a singularly perturbed semi-linear reaction-diffusion problem” in 14th Chandigarh Science Congress CHASCON-2020.
• Presented a paper titled "Exponential B-spline collocation for a singularly perturbed reaction-diffusion problem using grid-equidistribution” in 14th Chandigarh Science Congress CHASCON-2020.

• Aastha Gupta, Aditya Kaushik, Manju Sharma, "A higher-order hybrid spline difference method on adaptive mesh for solving singularly perturbed parabolic reaction–diffusion problems with robin-boundary conditions”, Numerical methods for partial differential equations, Vol. 39, No. 2, pp. 1220-1250, 2023, DOI: 10.1002/num.22931.
• Harmandeep Kaur, Munish Kumar, Aastha Gupta, Monika Sachdeva, Ajay Mittal, Krishan Kumar, "Bagging: An Ensemble Approach for Recognition of Handwritten Place-Names in Gurumukhi Script”, ACM Transactions on Asian and Low-Resource Language Information Processing, 2023, DOI: 10.1145/3593024, SCI, Impact Factor: 1.471.
• Sabrina Dhalla, Juanid Maqbool, Tanvir Singh Mann, Aastha Gupta, Ajay Mittal, Preeti Aggarwal, Krishan Saluja, Munish Kumar, Shiv Sajan Saini, "Semantic segmentation of palpebral conjunctiva using predefined deep neural architectures for anemia detection”, Procedia Computer Science, Vol. 218, pp. 328-337, 2023
• Aastha Gupta, Aditya Kaushik, "A higher order hybrid finite difference method based on grid equidistribution for fourth order singularly perturbed differential equations”, Journal of Applied Mathematics and Computing, Vol. 68, No. 2, pp. 1163-1191, 2022, ISSN: 1865-2085, DOI: 10.1007/s12190-021-01560-7, SCI, Impact Factor 2.196.
• Ajay Mittal, Sabrina Dhalla, Savita Gupta, Aastha Gupta, "Automated analysis of blood smear images for leukemia detection: a comprehensive review”, ACM Computing Surveys, Vol. 54, No. 11, pp. 1-37, 2022, DOI: 10.1145/3514495, SCI, Impact Factor 14.324.
• Aastha Gupta, Aditya Kaushik, "A robust spline difference method for robin-type reaction-diffusion problem using grid equidistribution”, Applied Mathematics and Computation, Vol. 390, pp. 125597, 2021, ISSN: 0096-3003, DOI:10.1016/j.amc.2020.125597, SCI, Impact Factor 4.397.
• Aastha Gupta, Aditya Kaushik, "A higher order difference approximation of singularly perturbed reaction-diffusion problem using grid equidistribution”, Ain Shams Engineering Journal, Vol. 12, No. 4, pp. 4211-4221, 2021, ISSN: 2090-4479, DOI: 10.1016/j.asej.2021.04.024, SCI, Impact Factor: 4.790.
• Aditya Kaushik, Manju Sharma, Aastha Gupta, Monika Choudhary, "Iterative analytic approximation to one-dimensional non-linear reaction diffusion equations”, Mathematical Methods in Applied Sciences, Vol. 44, No. 16, 2021, ISSN:1099-1476, DOI:10.1002/mma.6840, SCI, Impact Factor: 3.007

National Board for Higher Mathematics (NBHM) scholariuygghip during BSc (Honours School)- I and II

Numerical Analysis of Differential Equations and Partial Differential Equations