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Senior Quantitative Researcher / Data Scientist / Machine Learning

Sofia, Bulgaria

About the Role

The Senior Quantitative Researcher will have the opportunity to try to „crack“ the financial markets, learn a lot, and have some fun while at it.  They will be working with top-quality financial and alternative data, cutting-edge infrastructure, and vast computational resources to find a systematic and sustainable advantage in the markets. The role will involve partnering and growing together with experienced investment professionals, data scientists, and software developers in a team-based environment in the office. The work will be both intellectually challenging and satisfying and the researcher will be rewarded proportionately to the out-of-sample performance of their models. PharVision is committed to providing flexible career development and long-term growth opportunities.

Beyond that, the PharVision team values self-awareness, intellectual curiosity, and a team-player mentality. You will be working side-by-side and learning from experienced investment professionals and quantitative researchers.

Responsibilities

  • Research, design, develop and deploy advanced predictive machine learning models (hands-on)
  • Develop and implement systematic trading strategies, based on the model predictions
  • Read financial literature and academic papers in search of market inefficiencies and inspiration
  • Form hypotheses in relation to market patterns and dependencies and test them rigorously
  • Learn about financial markets and instruments and find ways to predict their future performance
  • Think creatively, innovate and solve complex problems

Technical Requirements

  • At least a graduate degree in a technical field
  • Eagerness to learn about financial markets and ways to predict performance of businesses and their stock prices
  • 5+ years of experience analyzing large amounts of data using Python or R
  • Extensive experience training and implementing models with Scikit-learn, Pytorch and/or Tensorflow
  • Understanding of linear algebra, time series analysis, data mining, numerical methods, and statistical tools, including PCA and regression
  • A track record of demonstrated dedication and perseverance in solving complex problems
  • Excellent English, both spoken and written

Soft skills requirements

  • Excellent communication skills, both written and oral
  • Self-awareness, intellectual curiosity, and a team-player mentality
  • Self-starter, enthusiastic and positive thinker

Nice to Have

  • Degree(s) in a technical or quantitative discipline, like statistics, mathematics, physics, electrical engineering, or computer science
  • Exposure to packages such as pandas, NumPy, statsmodels, sklearn, scipy, matplotlib, and TensorFlow. C++ experience is an advantage
  • Exposure to the Agile approach and methodology
  • Experience or at least interest in machine learning techniques, time series analysis, and econometrics
  • Experience in Deep Learning: DNN, CNN, RNN/LSTM, GAN, or other autoencoders
  • KX / KDB+ / q experience
  • Basic understanding of equity markets

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