BEE(JU), MSc (London), PhD (London), FBCS, FRSA, CMATH, FIMA
Founder and Managing Director
Prof Mitra is an internationally renowned research scientist in the field of Operational Research in general and computational optimization and modelling in particular. He has developed a world class research group in his area of specialisation with researchers from Europe, UK, USA and India. He has published five books and over hundred and fifty research articles. He is an alumni of UCL and currently a Visiting Professor of UCL. In 2004 he was awarded the title of ‘distinguished professor’ by Brunel University in recognition of his contributions in the domain of computational optimization, risk analytics and modelling. In OptiRisk Systems he directs research and actively pursues the development of the company as a leader in the domain of financial analytics. Professor Mitra is also the founder and chairman of the sister company UNICOM seminars. OptiRisk systems and UNICOM Seminars also have subsidiaries in India. In India and Southeast Asia both the companies are going through a period of organic growth.
A full list of his publications and academic activities can be viewed here
PhD (Brunel University London), MSc (Politecnico di Milano)
Chief Technology Officer
Dr Valente has a bachelor’s degree, first class honors in Computer Science and subsequently an MSc in Artificial Intelligence from Politecnico di Milano, Italy (2004). He was a sponsored industry based PhD research student in Mathematical Sciences, at Brunel University. He joined OptiRisk Systems in 2005; the company, as the managing partner of the WEBOPT project (CRAFT programme of EU) sponsored his PhD research. Dr Valente’s PhD research was on the topics of Stochastic Programming and parallel computing. Dr Valente leads the design team for AMPL IDE and Stochastic AMPL (SAMPL). These flagship products have been developed under contract from AMPL Optimization Inc. who are also a Partner of OptiRisk Systems. Dr Valente has designed and developed many optimization based decision support systems and substantial industrial risk protection systems and acts as the main technological advisor for external projects. Dr Valente is fluent in Italian (his native language) and English and is also proficient in German.
Chief Business Development Officer
Shrey is a Computer Science graduate of Amity University; he has subsequently worked with Hindustan Times in the area of Customer Marketing. He joined UNICOM (Marketing Arm of OptiRisk) in 2015 and managed the Sales and Marketing Back Office in Kolkata/India. Over last 8 years he has gained a rich experience of working in IT, Media, Conferences and Training industries. Recently Shrey has joined OptiRisk Systems as the Chief Business Development Officer to take charge of Sales and Marketing. Shrey is outspoken and ambitious, driven by work and thrives on challenges.
Cristiano Arbex Valle
Belo Horizonte, Brazil
PhD (Brunel University London), MSc (Universidade Federal de Minas Gerais)
Senior Software Engineer and Consultant
Dr Valle has a bachelor’s degree in Computer Science and an MSc in Operations Research from Universidade Federal de Minas Gerais (UFMG), Belo Horizonte, Brazil. In 2011 Dr Valle joined OptiRisk as a software engineer and a researcher. In the year 2014 Dr Valle obtained his PhD in the department of Mathematical Sciences at Brunel University (UK) on the topic of optimization techniques and financial modelling. In OptiRisk, Dr Valle contributes in two areas: (i) development and enhancement of FortSP which is acknowledged as the best of breed (Integer) Stochastic Programming solver, (ii) in charge of developing financial analytics products which capture the research results acquired by OptiRisk in the domain of stochastic dominance, portfolio selection and sentiment analysis. Dr Valle is fluent in Portuguese (his native language) as well as in English; he also has advanced knowledge in Spanish and French.
PhD (Brunel University, London) and Diplom (University of Trier, Germany)
Senior Quantitative Analyst and Researcher (Associate)
Dr Erlwein-Sayer works on the topic of financial analytics in general and models and tools for portfolio construction and credit risk assessment in particular. She completed her PhD in Mathematics at Brunel University, London in 2008. She then worked as a researcher and consultant in the Financial Mathematics Department at Fraunhofer ITWM, Kaiserslautern, Germany before starting her role at OptiRisk in 2015. Dr Erlwein-Sayer is an experienced presenter at workshops having presented in London, IIM Calcutta in Kolkata and Mumbai and most notably in Washington to World Bank. Dr Erlwein-Sayer is fluent in German (her native language) and in English.
PhD and MSc (Brunel University, London)
Quantitative Analyst and Researcher
Dr Sadik has a bachelor’s degree in Mathematics from Salahaddin University – Erbil in the Kurdistan region of Iraq. After working as an IT technician, he pursued an MSc Degree in Computational Mathematics with Modelling at Brunel University, London (2012). Dr Sadik completed his PhD in Applied Mathematics with a thesis on the ‘Asset Price and Volatility Forecasting Using News Sentiment’ at Brunel University, London (2018). His research interests include news sentiment analysis, macroeconomic sentiment analysis, stochastic volatility models, filtering in linear and nonlinear time series applying Kalman filters, volatility forecasting as well as optimization and risk assessment. His current research interests lie in the areas of empirical finance and quantitative methods and, in particular, the role of news sentiment in financial markets. He has been involved in developing predictive models of sentiment analysis, and sentiment-based trading strategies for the last five years. These models and strategies are developed in C, C++, MATLAB, Python and R as appropriate. His prior studies include the impact of macroeconomic news on the spot and futures prices of crude oil, and the impact of firm-specific news on the movement of asset prices and on the volatility of asset price returns. Dr Sadik is fluent in Kurdish (his native language), as well as in English and Arabic.
São Carlos, Brazil
Intern and Sponsored PhD Candidate
Douglas obtained his MSc degree in Computer Science in 2014 from the Federal University of Minas Gerais – Brazil. He is now a researcher and professor at Federal Institute of Education, Science and Technology of South of Minas Gerais. He researches in areas of Computational Intelligence, Online Social Networks, Deep Learning and Financial Markets. He is specially interested in High Frequency Trading and Algorithmic trading improvement techniques. Douglas was awarded Outstanding Student Prize in 2012, granted by the Brazilian Society of Computing. He has been working with machine learning and financial markets since 2010; recently, was a finalist in Data Science Game 2017 – an international competition for students held in Paris, France. He is a visiting researcher at University of Porto (Portugal). Douglas is also a PhD candidate in Computer Science and Computational Mathematics at the University of São Paulo (Brazil); he is sponsored by OptiRisk Systems where he is an intern.
Data Analyst and Trader
Dhruv joined OptiRisk Systems in November 2018 as a Data Analyst and Trader. Prior to OptiRisk, he has worked as a Data Scientist for two years in financial sector. His previous professional experiences are in areas of blockchain, back-end development and data science. He has developed projects in monetizing personally identifiable information (PII) data on blockchain and prediction of delinquent customers in loan portfolio. A bachelor’s from Birla Institute of Technology & Science (BITS), Pilani and Master’s from Institute of Chemical Technology (ICT), Mumbai, Dhruv’s interests lie mainly in field of Fintech and Machine Learning. He has published his research on Artificial neural network and is proficient in programming languages such as Python, R and Ruby. He is fluent in English & Hindi(Native).
Data Scientist and Research Analyst
Shradha joined OptiRisk Systems in October 2019 as a Data Scientist and Research Analyst. She has over 5 years’ experience in software development with TCS, India. Shradha has a bachelor’s degree in Information Technology from Meghnad Saha Institute of technology, Kolkata, India and a Master’s degree (with Distinction) in Data Science and Analytics from Brunel University, London. She holds certifications in Java, Oracle SQL and SAS; she is also competent in R and Python and analytical tools like Tableau and Power BI. In OptiRisk her research is focused on AI & ML applied to quant finance models for the BFSI sector.
Marketing and Sales Executive
In May, 2021, Dina gained her BA in Economics from Nazarbayev University (Kazakhstan). Earlier she worked as a research assistant for her professor at the university and gained experience in investment analysis; in supply chain analysis and data-mining. Dina joined OptiRisk in 2020 as a Marketing & Business Development intern. Since May 2021 Dina is a full time executive of OptiRisk and UNICOM, two associate companies. Her responsibilities include market research and related PR activities, business development of OptiRisk products and services including finance workshops and conferences.
Head of Digital Marketing and Communication
Sarah is a graduate of Amity University in Mass Communication & Journalism. She is the Social Media Marketing lead for the two associated companies OptiRisk Systems and UNICOM Seminars. She has worked in Mavcomm Consulting and was commended for her writing skills. She has also interned with P&G as a Social Media influencer, and has experience of SEO, SEM, SMM, PPC and blogging. Sarah has done an advanced certificate course in Digital Marketing and holds certifications from Google for SMM & SEO. Sarah has joined OptiRisk to promote the company’s products and services using multiple facets of digital marketing.
Intern and Sponsored PhD Candidate
Yuanqi joined OptiRisk Systems in October 2020. She is an industry sponsored PhD student in the Department of Mathematics, Brunel University. Yuanqi is supervised by Professor Keming Yu and her research is in the area of Statistics. Earlier she obtained her master’s degree in Statistics (with Distinction) from University of Nottingham in 2019. Yuanqi has a strong programming background and is well versed in, R, MATLAB and SPSS.
Senior Consultant and Quantitative Analyst (Associate)
Ravi Kashyap has worked in New York and Hong Kong, two leading financial markets. He gained his experience as a Product Manager, and a Quantitative Strategist working for financial services companies, namely, Goldman Sachs, Morgan Stanley, Merrill Lynch and Citigroup. His last major industry role was with IHS Markit, where he headed their quantitative products for Asia Pacific. In mid 2017 he switched his career to academic pursuit in the domain of finance. He obtained his PhD from the City University of Hong Kong in the area of uncertainty and unintended consequences in life and financial markets. He was a finance professor at SolBridge International School of Business, South Korea and subsequently with SP Jain School of Global Management, Singapore.
Alexander is the CEO of a start-up company Transolved, and a research associate of OptiRisk. He is also a Doctoral Researcher at the Mathematics Department of Brunel University, actively involved in the research projects funded by OptiRisk. Alexander has work experience and masters degrees in Finance and Data Analytics. His research focuses on applications of implied volatility and alternative data in financial modelling as applied to the BFSI sector.
Executive Assistant to CEO
Salwee is a graduate of Calcutta University (Bhawanipur Education Society College; Master of Commerce (Accounting and Finance: First Division)). She joined OptiRisk in February 2021, as the Executive Assistant to Professor Mitra and his Analytics Team. Her main interests and career ambitions are focused on financial markets, trading and fund management. She is fluent in English and Hindi (native).
Senior Research Associate
Prof Polimenis is a Financial Engineering and Machine Learning expert with trading and programming experience. He has been a faculty with various US and European Universities, such as the Anderson Graduate School of Management, University of California, Riverside. He has been an executive for Banking and Brokerage Institutions in Greece, and also worked for Merrill Lynch, and Deloitte, Greece. In his thesis, recognized by Wall Street in 2000, he pioneered the use of discrete-time affine models for derivatives pricing. His published work is internationally recognized for contributions in optimal portfolios, and on liquidity. Dr Polimenis has a PhD in Finance from Wharton, University of Pennsylvania, and a Computer Science MSc from UC Berkeley. He researches and explores computational models using Python, Matlab and other scripting languages. As of March 2021 Prof Polimenis is affiliated with the OptiRisk team as an external researcher.
Senior Research Associate
Arkaja is a dynamic academic actively engaged in research in the domain of corporate finance and financial markets. She has the experience of investing in Indian equity derivatives, namely, futures and options. Through a number of consulting projects involving small scale enterprises (start ups companies such as — Man Capital, Clark & Kent Inc) she had been active in the industry. She received her PhD from Indian School of Business in Financial Economics in 2017; she is affiliated with Higher School of Economics, Moscow. Currently she is based out of Melbourne and is working on a series research papers. As of April 2021 Arkaja has joined the OptiRisk team as an Associate(Consultant).
Kieu Thi Hoang (Anna)
Financial Analyst and Relationship Manager
Kieu has a bachelor’s degree (with high distinction) in International Economics from Foreign Trade University, Hanoi, Vietnam. She was among the top 10% of all the global candidates in her CFA level 2 examination (December 2020). Kieu has a strong foundation in advanced financial analysis and work experience in the finance industry. She has worked as a Relationship Management Officer at Military Joint Stock Bank and as a Financial Product Development Specialist at VPS Securities Joint Stock Company; Both are renowned BFSI firms in Vietnam. She joined OptiRisk Systems as a Financial Analyst and Relationship Manager in April 2021.
Senior Associate (Consultant)
Dr Porrino has a bachelor’s degree in Electronics Engineering from Politecnico di Torino University and a PhD in Industrial Quality Controls from Brunel University. Dr. Porrino published his first scientific paper in an international journal while still an undergraduate and was consequently offered a full scholarship to continue his research as a PhD student, sponsored by the Belgian research centre OCAS. After entering the world of Finance as a Back-Office programmer for Merrill Lynch, Dr. Porrino was quickly promoted to Front-Desk analyst, bridging the gap between Complex FX Options traders and Quantitative Analysts. At a later stage of his career when working for Standard Chartered Bank, Dr. Porrino was in charge of developing their Algorithmic Trading and Auto-Hedging strategies. After leaving the world of Corporate Finance to pursue his own projects, Dr Porrino founded the software company Spirto OÜ which completed a number of NLP research projects in collaboration with Harvard University. In 2021 Dr. Porrino co-founded the Alt-Data provider TMI Data Science, of which he is the CTO. Since May 2021, he has joined the OptiRisk team as an Associate (Consultant).
BSc, PhD (Brunel)
Dr Lucas has extensive knowledge of Mathematical Optimization and Software Tools for (algebraic) Optimization Modelling. He is also a subject expert in the domains of Stochastic Optimization, Asset and Liability Management (ALM) and Risk Analytics. He has executed many industrial projects on behalf of the company; these include US Coast Guard Cutter Scheduling, ALM project for Insight Investment, Natural Oil Buying (trading) policy for Unilever amongst others. Dr Lucas is one of the lead faculty of the Optimization / and Stochastic Optimization training course of OptiRisk Systems. He has many journal publications and has held an academic position at CARISMA, Brunel University, London.
BSc(Oxon), PhD (Brunel)
Principal Consultant (Retired)
Dr Ellison worked as a Senior Research Associate in CARISMA at Brunel University. He has a long-standing experience of developing large-scale optimization software and has implemented some world-class systems such as APEX and UIMP. He had implemented large part of the FortMP solver system.Dr Ellison had worked closely and extensively with Professor Mitra and had executed a number of projects on behalf of the company. In particular he constructed Portfolio Planning tools for UBS, State Street Global (Allocate), Fidelity Investment and NAG Ltd. He has a first class honours degree BA(Oxon), from the Queen’s College, University of Oxford.
MSc, PhD (EotvosLorand)
Dr Fabian has 15 years’ experience in optimization and decision support modelling; in particular he specialises in computational models for decision making under risk.
He has an MSc and PhD degrees from EotvosLorand University, Hungary. He is senior researcher at Kecskemet College, Hungary; and lecturer at the Department of Operational Research, EotvosLorand University, Hungary. He supervises PhD researchers at Kecskemet College and is an Advisor to OptiRisk Systems. Dr Fabian speaks Hungarian and English.
BSc, Mathematics, MSc, Applied Statistics and Optimization (University of Bucharest) PhD (Brunel University, London)
Consultant and Research Associate
After completing her PhD under late Professor Darby-Dowman and Professor Mitra, Dr Roman joined OptiRisk Systems as a software developer. She had designed the scenario-generator library which was used inSPInEthe first version of the SP Tool developed by OptiRisk Systems. Together with Professor Mitra she has written a few seminal papers on the topic of portfolio construction with downside risk control in general and use of Second Order Stochastic Dominance (SSD) in particular. Dr Roman is a faculty member of CARISMA, and a lecturer in the department of Mathematical Sciences at Brunel University.Dr Roman is Fluent in Romanian (Native language) and in English.
Dr. Brandão has knowledge of Machine Learning and Combinatorial Optimization. He is also an expert in Data Science applied to financial problems, an area where he has won several prizes from different companies and challenges. Dr. Brandão has also been solving many industrial problems since 2009, after creating the Laboratory of Research and Development (LRD) at Universidade Federal de Alfenas (Brazil). Nowadays, this laboratory has been providing services to different companies around the world under his coordination.
Ronald is Principal Investigator of the project ReKlaSat 3D (Reconstruction and Classification of Satellite Images) using contemporary Deep Learning technologies at the WU Vienna University of Economics and Business as well as President and CEO of the Academy of Data Science in Finance (dsf.academy). He is actively teaching Quantitative Finance, Machine Learning and AI at different WU Executive Academy MBA programs as well as various Bachelor and Master programs at the WU Vienna University of Economics and Business, Austria and the University of Bergamo, Italy.