Mehrad Tavanamehr | Data Analysis

Mehrad Tavanamehr

Data Analysis

Based in Tehran, Tehran, Iran

About

Data analysis worked with an online charging system and CRM data of 80 million mobile subscribers over 3 years. Passionate about learning, He enhanced his data science and ML skills through a 2023 computer science program. Mehrad cares about the environment, especially freshwater, and to support it, he started a vegetarian lifestyle and volunteered at BRBC. Mehrad is innovative and detail-oriented with fast-paced learning skills.

Skills

Projects

content-base Recommendation system

It is content-base and includes data manipulation, Data Modeling, Clustering, Reducing dimension, and data visualization The main process uses Deep learning for a content-based recommendation system, and after it is finished using the output matrix for each separated model to find similarities...

ِData Analyze of Job Postings (Indeed USA)

On this project, I've worked on data from Kaggle (https://www.kaggle.com/datasets/yusufolonade/data-science-job-postings-indeed-usa). The data contains 1200 sample rows and 9 features. Finding relations between features and visualization necessary for more understanding is the goal of this project

Analysis and Digest Timeseries Data

Analysis of how greenhouse gas emissions can affect the specific area's temperature. This project contains 8 cities' temperature and other relevant information datasets, plus 4 datasets of greenhouse gas emissions as time series.

Forecasting TimeSeries with SARIMA and RNN

There are several techniques exist to deal with time-series datasets. In this project, I will use two of the most popular for it, - Autoregressive Moving Average, - Recurrent Neural Network.

Experience

2021 - 2023

Data Analysis

• Participated in Upgrading the Customer Data Delivery system, which improved by 50% time efficiency transfer. • Managed Data Warehouse Flowing data from 50 large-scale databases which kept data-driven accuracy at 100%. • Mentored the junior team members to be aware of the business of data and grew my technical knowledge, which enhanced 50% the time of preparation of customer requirement data. • Deployed ETL techniques and fine-tuned complicated Oracle SQL queries to deliver more than 30 complex business reports, enhancing the quality of data-driven solutions.

2017 - 2021

Online Charging System Support

Improved knowledge of Online Charging System (OCS) by tackling the most complicated tasks (such as implementing 2 entire Online Charging System Business Entity workplaces from scratch) with help from Seniors. • Membered of providing a postpaid bill team, suggested an immediate actionable solution to the huge billing issue, saving service for nearly 20 million subscribers. • Participated in the business analysis team to find proper solutions for customer business requests with discussion by other subsystems (channel, CRM, etc.), leading to 5 successful implementations. • Aided junior team members to get the whole big picture of the Online Charging System and with their help identified opportunities for automation of manual processes, leading to 20% improved productivity. • Implemented Orac

2013 - 2017

Infrastructure Engineer at FWUTECH

▪ Develop and support of live payment platform of MCI ▪ Develop controls and provide security for operating systems ▪ Negotiate with the business side’s vendor ▪ Escalate the problems to 3rd line of support

Education

2022 - 2023

Program of computer Science at Contemporary Technology University

Statistical Data Analysis · Data Cleaning · Data Manipulation · Databases · Machine Learning · Data Visualization · Data Science · Python (Programming Language)

2006 - 2010

Telecomunication at Azad University