Recommended expert
Meisam Ghafarlangroudi
Machine Learning Engineer
Experience
Jun 2023 - Present
2 years 8 monthsLondon, United Kingdom
Machine Learning Engineer
Geeks
- Utilized a Large Language Model (LLM) at WordUp, tailored to enhance vocabulary learning by understanding and generating contextual examples, improving personalized learning experiences
- Developed a high-performance Fast API service for retrieving high-K similar vectors with batch querying capabilities. This service is crucial for enabling efficient Retrieval Augmented Generation (RAG) and semantic search applications
- Designed and implemented a high-performance Python ETL pipeline, optimizing CPU and I/O utilization and streamlining data cleansing logic, resulting in a 30% reduction in processing time
- Utilized machine learning to analyze user behavior and predict churn, identifying key engagement trends that led to a 15% increase in user retention and satisfaction
- Developed a Customer Lifetime Value (CLTV) prediction model, leading to a 10% increase in average CLTV through targeted retention efforts
Feb 2020 - May 2023
3 years 4 monthsTehran, Iran, Islamic Republic of
Machine Learning Engineer
Mellat Bank
- Developed a sentiment analysis model using BERT to analyse Instagram comments, achieving over 85% accuracy and providing actionable insights for customer engagement strategies
- Developed a news trading algorithm using Fin-BERT and GPT-3 and sentiment analysis to predict short-term price movements in stock and Forex markets, achieving a 20% improvement in trading signal accuracy
- Developed machine learning models to predict cryptocurrency price movements using historical price data and news sentiment analysis
- Built an ensemble model combining XGBoost with a deep autoencoder to detect anomalies in credit card transactions in real time, reducing false positives by 25% and improving fraud recall by 15%
- Implemented a customer churn prediction model, reducing churn by 15% and enhancing customer retention strategies
- Built recommendation engines to suggest banking products to customers, enhancing cross-selling opportunities by 22%
- Engineered a forecasting model using DeepAR to predict credit usage with an R-square value exceeding 80%, optimizing financial planning
Mar 2019 - Feb 2020
1 yearTehran, Iran, Islamic Republic of
Data Scientist
Hosh and Dansh
- Created machine learning models to predict inventory needs, reducing holding costs by 15%
- Built models to predict customer churn, enabling proactive retention efforts that decreased churn rate by 12%
- Designed a personalized recommendation system that increased average basket size by 8%
- Implemented algorithms that adjusted pricing based on demand forecasting, increasing revenue by 10%
Skills
Programming
- Python
- R Programming
- Scala
Database Systems
- Snowflake
- Ms Sql Server
- Nosql
- Milvus
- Mongodb
- Bigquery
- Elasticsearch
- Postgre
- Chroma
Cloud
- Aws (S3, Glue, Redshift, Lambda, Kinesis)
- Google Cloud Platform (Gcp)
- Azure
ETL
- Airflow
- Dbt
- Ssis
- Ssas
Software Development
- Apis Services
- Docker
- Terraform
- Kubernetes
- Ci/cd
- Fastapi
- Git
- Github
- Slack
- Jira
- Confluence
- Kubeflow
- Agile Development
Reporting Tools
- Ms Power Bi
- Google Looker
- Tableau
- Metabase
- Google Analytics
- Data Studio
Big Data & Parallel Processing
- Apache Spark
- Ray
- Hadoop
Machine Learning & Predictive Analytics
- Regression Models
- Classification
- Time Series Analysis
- Deep Learning (Tensorflow, Pytorch)
- Llm
- Faiss
- Scann
- Huggingface
- Rag
- Bert
- Sentiment Analysis
- Nlp
- Vector Search
- Web Scraping
- Mmm
- Llama
- Lora
- Llama Index
- Langchain
- Transformers
- Pymc
- Pgvector
- Pytest
Languages
English
AdvancedGerman
IntermediateEducation
Science and Culture University, Iran
Master of Financial Engineering and Risk Management · Financial Engineering and Risk Management · Tehran, Iran, Islamic Republic of
IU International University of Applied Sciences, Berlin
Master of Data Science · Data Science · Berlin, Germany
Azad University, Iran
Bachelor of Industrial Engineering · Industrial Engineering · Tehran, Iran, Islamic Republic of
Profile
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Frequently asked questions
Do you have questions? Here you can find further information.
Where is Meisam based?
Meisam is based in Berlin, Germany.
What languages does Meisam speak?
Meisam speaks the following languages: English (Advanced), German (Intermediate).
How many years of experience does Meisam have?
Meisam has at least 6 years of experience. During this time, Meisam has worked in at least 2 different roles and for 3 different companies. The average length of individual experience is 2 years and 3 months. Note that Meisam may not have shared all experience and actually has more experience.
What roles would Meisam be best suited for?
Based on recent experience, Meisam would be well-suited for roles such as: Machine Learning Engineer, Data Scientist.
What is Meisam's latest experience?
Meisam's most recent position is Machine Learning Engineer at Geeks.
What companies has Meisam worked for in recent years?
In recent years, Meisam has worked for Geeks and Mellat Bank.
Which industries is Meisam most experienced in?
Meisam is most experienced in industries like Banking and Finance, Education, and Information Technology (IT). Meisam also has some experience in Retail.
Which business areas is Meisam most experienced in?
Meisam is most experienced in business areas like Business Intelligence, Information Technology (IT), Investments, and M&A & Venture Capital. Meisam also has some experience in Marketing and Supply Chain Management.
Which industries has Meisam worked in recently?
Meisam has recently worked in industries like Banking and Finance, Education, and Information Technology (IT).
Which business areas has Meisam worked in recently?
Meisam has recently worked in business areas like Business Intelligence, Information Technology (IT), Investments, and M&A & Venture Capital.
What is Meisam's education?
Meisam holds a Master in Financial Engineering and Risk Management from Science and Culture University, Iran, a Master in Data Science from IU International University of Applied Sciences, Berlin and a Bachelor in Industrial Engineering from Azad University, Iran.
What is the availability of Meisam?
Meisam is immediately available full-time for suitable projects.
What is the rate of Meisam?
Meisam'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 Meisam?
To hire Meisam, 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
250
Market avg: 750-910 €
Market avg: 750-910 €
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.
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