Sachin Dev
Vilnius,Vilnius
Summary
Results-driven Data Analyst with SQL, Tableau, Python, and financial data analysis expertise. Skilled in data extraction, visualization, automation, and supporting data engineering. Proven track record of delivering insights that drive business decisions, optimizing reporting workflows, and automating manual tasks. Passionate about leveraging data to improve financial forecasting, business intelligence, and operational efficiency.
Overview
4
4
years of professional experience
Work History
Senior data analyst
DiPocket
Vilnius, Lithuania
01.2023 - Current
- Extract and transform data using SQL to support financial reporting, regulatory audits, and business performance analysis.
- Develop Tableau dashboards and reports for regulators, auditors, clients, and cross-functional teams.
- Collaborate with Data Engineers to enhance data pipelines, Data Warehouse (DWH), and DBT workflows.
- Automate repetitive tasks and reports using Python and Excel VBA, improving operational efficiency.
- Conduct ad-hoc data analysis to support strategic decision-making.
- Led ETL processes and data integration efforts, ensuring compliance with Anti-Money Laundering (AML) and payment fraud regulations.
- Established and maintained data workflows using Tableau Prep to improve data integrity.
Data Analyst
HCL Technologies
Vilnius, Lithuania
04.2021 - 11.2022
- Interpreted data to optimize call centre operations, reducing call counts and promoting self-service
- Produced reports and conducted data extraction using SQL and Microsoft Visual Studio
- Maintained and updated Tableau-based dashboards, enabling data-driven decision-making
- Programmed automation for various reports, optimizing efficiency and productivity
- Presented data and conclusions to teams, driving improvements in operations and productivity
- Optimized data collection procedures and generated routine reports to support daily, weekly, and monthly operations.
Education
Vilnius Tech
Vilnius, LithuaniaSkills
- Tableau
- Tableau Prep
- SQL
- Python
- Excel
- Excel VBA
- DBT
Personal Projects
Amazon Fine Food Reviews Sentiment Analysis
- Developed a model for sentiment analysis of Amazon reviews using Python and various algorithms.
- Implemented k-nearest neighbours algorithm, TSNE, Naive Bayes, etc.
- GitHub Repository: https://github.com/devsachin0879/AmazonFineFoodReviews
Smart Home Security System
- Created a smart home security camera using the M/G2 algorithm, connected to Raspberry Pi.
- Developed motion detection algorithm using Python and OpenCV to detect motion and notify the user.
- GitHub Repository: https://github.com/devsachin0879/MotionDetection_OpenCV
Timeline
Senior data analyst
DiPocket
01.2023 - Current
Data Analyst
HCL Technologies
04.2021 - 11.2022
Vilnius Tech
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