Recommended expert

Uzair Arshed

Data Scientist

Uzair Arshed
Aachen, Germany

Experience

May 2024 - Present
1 year 10 months

Data Scientist

Taurva Solutions

  • Collect, clean, and preprocess data.
  • Perform exploratory data analysis to find patterns and insights.
  • Build and evaluate statistical models and machine learning algorithms.
  • Visualize data and results using tools like Matplotlib, Seaborn, Power BI, or Tableau.
  • Work with cross-functional teams to define data needs and KPIs.
  • Develop models using frameworks such as TensorFlow, PyTorch, and Scikit-learn.
  • Follow data privacy and security regulations.
Jul 2023 - Apr 2024
10 months

Data Scientist

Freelancer

  • Collect, clean, and preprocess large datasets to ensure accuracy and reliability.
  • Perform exploratory data analysis (EDA) to identify trends, patterns, and insights that support business decision-making.
  • Design, develop, and evaluate statistical models and machine learning algorithms for predictive and descriptive analytics.
  • Translate complex data into clear, actionable insights through dashboards, reports, and visualizations using tools like Power BI, Tableau, Matplotlib, or Seaborn.
  • Collaborate with cross-functional teams to define data requirements and analytical goals.
  • Communicate findings and recommendations clearly to both technical and non-technical stakeholders.
Jul 2022 - Jun 2023
1 year
Germany

IT Consultant

Kybeidos GmbH

  • Data ingestion from MariaDB and Apache Solr.
  • Data preparation and cleaning.
  • Extensive data analysis to generate insights.
  • Applied multiple transformer models to best fit our text data.
  • Developed an NLP application or annotation tool.
  • Documented and presented the process.
Jan 2019 - Apr 2020
1 year 4 months
Germany

FTTX Planner

Soli Infratechnik GmbH

  • Developed network concepts, strategic planning, and optimization (CAPEX) for the implementation of FTTX networks.
  • Designed networks including dimensioning, conceptual and detailed planning, and created structural plans for the construction of fiber optic networks.
  • Carried out detailed route planning and optimization for fiber optic projects.
  • Performed extensive analysis of planning data using MS Excel.
  • Prepared planning documents for the project.
  • Project documentation and handover to the client.
Jul 2017 - Dec 2018
1 year 6 months
Germany

Technical Consultant

Siticom GmbH

  • Planning and specification of test architectures for Deutsche Telekom AG.
  • Qualification of SFP, SFP+, XFP, CFP/CFP2 modules.
  • Regression testing of SFP, SFP+, XFP, and CFP2 modules from ADTRAN and Juniper with JunOS 18.2.
  • Measurements such as BER, OMA, TDP, Tx Extinction Ratio, SMSR, etc.
  • Processing of test output data (decoding, error correction).
  • Detailed statistical analysis of test output data.
  • Time series analysis of long-term measurements (BER and OSNR) to detect irregularities.
  • Documentation and presentation of the results.
  • Network optimization (2G, 3G, 4G) for Telefónica Deutschland GmbH & Co. using Xakta.
  • Automation of planning cases (BS, NodeB, and eNodeB).
  • Consistency checks in Xakta with newly planned and existing data.
  • Developed macros (VBA) in MS Excel to manipulate and analyze planning and field data.
  • Automated the data analysis process in Python (NumPy, Pandas, Matplotlib, Seaborn).
  • Documentation and presentation of the results.
Jul 2016 - Feb 2017
8 months
Germany

Internship / Master Thesis

Deutsche Telekom AG

  • Analysis and specification of 100G DP-QPSK multi-vendor DWDM networks.

  • Modeling and setup of various laboratory experiments.

  • Hands-on experience with optical testing equipment.

  • Modeled input parameters (bitrate, CD, FEC, frame format) to optimize output parameters (BER, OSNR, EVM, quadrature error, gain imbalance, offset).

  • Programmed Keysight OMA using the SCPI function (C++) to control test recordings.

  • Prepared data (decoding, formatting, offset and error cleaning, checking output data normality) for statistical analysis.

  • Developed a machine learning model (trained with linear regression) to predict performance (OSNR, EVM).

  • Evaluated performance in MATLAB and Python, focusing on OSNR and Error Vector Magnitude (EVM).

  • Documented and presented experiments and analysis results.

Nov 2015 - Jun 2016
8 months
Germany

Internship

Devoteam GmbH

  • Managed database systems (MS Access, Oracle).
  • Imported data from XML files into databases.
  • Wrote SQL statements in Java with JDBC.
  • Conducted CPCM product tests (integration and system tests).
  • Optimized optical transmission networks.
  • Extended and improved existing optical networks.
  • Improved OSNR for optical channels.
  • Worked on optical networks based on Coriant hiT 7300 solutions.
  • Used TransNet for planning and optimization.
Sep 2014 - Apr 2015
8 months
Germany

Internship / Research Project

DETECON International GmbH

  • Planning and optimization of WDM networks.
  • Modeling and optimization of WDM networks using algorithms such as Dijkstra’s Shortest Path.
  • Developed macros to implement WDM restoration mechanisms (dedicated and shared) on multiple layers (Client/OCH/OMS).
  • Prepared (formatted and cleaned) output data for statistical modeling and performance analysis.
  • Conducted comparative analysis between shared and dedicated protection mechanisms.
  • Performed quantitative (restoration time, spare capacity, latency) and qualitative (failure coverage, signaling requirements, state overhead, scalability) analysis of performance metrics.
  • Drew conclusions and made recommendations based on analytical data and presented the results.

Industries Experience

See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.

Experienced in Telecommunication (4.5 years), Information Technology (4 years), and Professional Services (2 years).

Telecommunication
Information Technology
Professional Services

Business Areas Experience

The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.

Experienced in Information Technology (4.5 years), Business Intelligence (3.5 years), Operations (3 years), Research and Development (2 years), Quality Assurance (2 years), and Product Development (1.5 years).

Information Technology
Business Intelligence
Operations
Research and Development
Quality Assurance
Product Development

Summary

Passionate about solving real-world problems in the fields of Data Science, Machine Learning, and Artificial Intelligence. Committed to applying analytical thinking and technical expertise effectively to drive projects forward and create sustainable value.

  • Data Scientist and Engineer with a focus on data analysis, machine learning, and artificial intelligence, and solid expertise in mathematics, statistics, and programming (Python, MATLAB).
  • Experience in the planning and optimization of communication networks, combined with strong analytical skills for developing data-driven solutions.
  • A cooperative and flexible team player with excellent communication skills and a structured, solution-oriented working style.

Skills

  • Communication Mobile Networks (2g, 3g, 4g), Optical Networks, Xwdm, Ip, Ethernet, Sonet/sdh, Otn, Mpls/gmpls, Fttx, Gpon
  • Ml Algorithms (Regression & Classification), Pandas, Numpy, Statsmodels, Scipy, Matplotlib, Seaborn, Scikit-learn, Pytorch, Tensorflow
  • Operating Systems (Windows, Linux)
  • Microsoft Office (Word, Excel, Powerpoint), Latex, Autocad
  • Programming Languages (Java, Python, Sql, Matlab)
  • Development Tools (Pycharm, Vscode, Jupyter Notebook, Anaconda, Svn, Git & Github, Gitlab)

Languages

English
Advanced
German
Intermediate

Education

Oct 2012 - Mar 2017

Technical University Chemnitz

Master of Science · Information and Communication Systems · Chemnitz, Germany

Feb 2004 - Feb 2008

COMSATS Institute of Information Technology

Bachelor of Science · Electrical (Telecommunication) Engineering · Pakistan

Profile

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Frequently asked questions

Do you have questions? Here you can find further information.

Where is Uzair based?

Uzair is based in Aachen, Germany and prefers 100% remote projects.

What languages does Uzair speak?

Uzair speaks the following languages: English (Advanced), German (Intermediate).

How many years of experience does Uzair have?

Uzair has at least 8 years of experience. During this time, Uzair has worked in at least 7 different roles and for 8 different companies. The average length of individual experience is 1 year. Note that Uzair may not have shared all experience and actually has more experience.

What roles would Uzair be best suited for?

Based on recent experience, Uzair would be well-suited for roles such as: Data Scientist, IT Consultant, FTTX Planner.

What is Uzair's latest experience?

Uzair's most recent position is Data Scientist at Taurva Solutions.

What companies has Uzair worked for in recent years?

In recent years, Uzair has worked for Taurva Solutions, Freelancer, and Kybeidos GmbH.

Which industries is Uzair most experienced in?

Uzair is most experienced in industries like Telecommunication, Information Technology (IT), and Professional Services.

Which business areas is Uzair most experienced in?

Uzair is most experienced in business areas like Information Technology (IT), Business Intelligence, and Operations. Uzair also has some experience in Quality Assurance (QA), Research and Development (R&D), and Product Development.

Which industries has Uzair worked in recently?

Uzair has recently worked in industries like Information Technology (IT) and Professional Services.

Which business areas has Uzair worked in recently?

Uzair has recently worked in business areas like Business Intelligence, Information Technology (IT), and Product Development.

What is Uzair's education?

Uzair holds a Master in Information and Communication Systems from Technical University Chemnitz and a Bachelor in Electrical (Telecommunication) Engineering from COMSATS Institute of Information Technology.

What is the availability of Uzair?

Uzair is immediately available full-time for suitable projects.

What is the rate of Uzair?

Uzair's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.

How to hire Uzair?

To hire Uzair, click the Meet button on the profile to request a meeting and discuss your project needs.

Average rates for similar positions

Rates are based on recent contracts and do not include FRATCH margin.

1000
750
500
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Market avg: 740-900 €
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.