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Nilanjan Das
Data Scientist/ Engineer
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Nilanjan Das

Data Scientist/ Engineer
Experienced data science practitioner with prior professional experience in data analytics and data engineering. My technical expertise helps me to build machine learning projects pipeline at scale from ideation till production deployment. I aspire to assign myself to a technically senior role with focus on consulting and liaising with multiple interdisciplinary teams.
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Intomarkets
University of Paderborn
Hamburg, Germany

Professional Background

  • Current status
  • Profession
    Data Scientist
    Machine Learning Engineer
    AR/VR Engineer
  • Fields
    Artificial Intelligence / Machine Learning
    Big Data
    Digital Marketing / Data Marketing
  • Work experience
    6-10 years (6-10 years relevant)
  • Management
    I've had experience in managing 15+ people
  • Skills
    Machine Learning
    Statistical Analysis
    Big Data
    Descriptive/Predictive Analytics
    Data Engineering
    Python
    SQL
    PySpark
    Numpy
    Pandas
    Scikit-learn
    PyTorch
    TensorFlow (Keras)
    NLTK
    BERT
    BeautifulSoup
    Selenium
    AutoIT
    OpenCV
    Plotly
    Seaborn
    Matplotlib
    Knowledge Graph
    Docker
    AWS Sagemaker
    S3
    Azure Studio
    Blob
    Power BI
    Excel
    NPX
    Jira
    Bitbucket
    Git
    Bash
    CI/CD
    Streamlit
    Flask
    FastAPI
  • Languages
    English
    Native or Bilingual
    German
    Intermediate
  • Highest level of education

Job search preferences

  • Desired job type
    Full-time
    Interested in working remotely
  • Desired positions
    Data Scientist
  • Desired work locations
  • Freelance
    Non-freelancer

Work Experience

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Data Scientist/ Engineer

Intomarkets
Full-time
Apr 2022 - Present
Hamburg, Germany
Responsible for dynamic data collection from Amazon Ad server, processing and storing in S3 bucket. Building and maintaining ML models and project pipelines such as time series modelling (e.g. Budget Shifting). Work extensively with Python, Sklearn, TensorFlow, Plotly, Docker, Apache Airflow and Linux/ Windows os for prototyping and model building. Quick prototyping of MVP and exploratory analysis. Working knowledge with Amazon advertising API and postman Carry out regular code reviews with the team lead. CONTRIBUTION: Lead and built an in-house dynamic data collection tool with the goal to automate budget shift (Amazon DSP) and Acos optimization (PPC) thereby replacing the existing 3rd party tool.

Data Scientist

Jun 2021 - Apr 2022
11 mos
Technologies/Tools: Python 3.7, TensorFlow, Power BI, Azure Studio & Blob, AWS Sagemaker & S3 Machine learning-based deal size prediction model (Accuracy: 90%) Built and deployed machine learning-based decision-making system on the Azure cloud platform that will be used by 500 Diebold's global leadership (F1~94%) Created 5+ Dashboards on NPX and presented analytics insights to relevant clients that increase yearly revenue between 2 to 4 % Developed and presented 3+ Dashboards on Power BI (Win-loss analysis) Research Project: Touchless ATM, Touchless self check out

Data Scientist

May 2020 - Nov 2020
7 mos
Technologies/Tools : Python 3.7, TensorFlow, NumPy, XML, Notebook 6.0, PyCharm Built an innovative GDPR General data protection rule compliant recommender system, which can safely influence 1.5 trillion US $ worth of business click Worked with big data sets 2800k transactions from the retail domain Use of Knowledge Graph embedding algorithms make the solution completely 100% scalable for similar data sets Optimized the efficiency of an LSTM by reducing memory consumption and processing time up to 50% and 85% compared to the initial version

Data Scientist

May 2018 - Apr 2020
2 yrs 0 mos
Technologies/Tools: Autoit, Python 3.7, Ms Excel 2013, Matplotlib, SQL server 2016 Exploratory data analysis to identify the performance bottleneck of large (10 million lines of code) pos systems and optimize their performance (Best achievement: 300% processing time improvement) Partially automated the data pipeline containing thousands of rows of data which reduced manual workload by 80% monthly

Data Engineer

May 2016 - Aug 2017
1 yr 4 mos
Technologies/Tools: Appian 7.2/7.4, SQL server Developed a mobile tower location tracking application worth 1.5 million US $

Data Engineer

Oct 2014 - Mar 2016
1 yr 6 mos
Technologies/Tools : Core Java, Oracle database 12 c, Eclipse Kepler, Autoit Part of a 15 members team that implemented an infrastructure application used by .5 million health professionals worldwide Automated periodic database refreshment which increases the process efficiency by 66% and reduced manual workload by 10% yearly

Education

Non-Degree Program (e.g. Coursera certificate)
Master of Science in Computer
2017 - 2020