Sreeja Mullasseri
Data Analyst
About
Results-driven Data Analytics professional with experience in data analysis, business intelligence, dashboard development, and data visualization. Proficient in SQL, Python, Excel, Power BI and Machine Learning, with hands-on experience in data cleaning, exploratory data analysis (EDA), reporting, and delivering actionable business insights. Supported by 3+ years of software development experience and current experience as a Data Analytics Trainer, combining strong technical expertise with effective communication and problem-solving skills.
Skills & Expertise (22)
Work Experience
Data Analytics Trainer
Techolas Technologies
Jul 2026 - Present
Deliver instructor-led training in Excel, SQL, Python, Power BI, Tableau, Machine Learning, and Data Analytics, enabling students to build strong analytical and technical foundations. Design and deliver hands-on labs, real-world case studies, and end-to-end analytics projects covering data cleaning, EDA, data visualization, dashboard development, and predictive analytics. Mentor students through technical problem-solving, project reviews, and career preparation, including resume building, interview coaching, and industry best practices.
Data Analyst Intern
Sinnonteq IT Consulting
Feb 2026 - Jul 2026
Cleaned, transformed and analyzed datasets using SQL and Python to support reporting and business analysis. Built Python data pipelines to extract data from REST APIs and databases, transform JSON responses and prepare datasets for Power BI reporting. Used AI-assisted coding tools to optimize SQL queries and automated repetitive data preparation tasks using Python. Designed interactive Power BI dashboards with drill-through functionality, KPI tracking and filtering to improve reporting efficiency. Performed exploratory data analysis to identify trends, anomalies and business opportunities, supporting data-driven decision making.
Data Analyst Intern (Academic Internship)
Techolas Technologies
Jun 2025 - Feb 2026
Analyzed and cleaned datasets using SQL, Python (Pandas, NumPy), and Excel, performing exploratory data analysis (EDA) to identify trends and generate actionable business insights. Developed interactive dashboards and reports using Power BI and Tableau, while writing optimized SQL queries for data extraction, transformation, and validation. Automated reporting workflows and applied machine learning techniques using Scikit-learn to build predictive models and evaluate performance using standard metrics.
PHP Developer
Greenlemon Internet Marketing & Web Solutions Pvt. Ltd.
Feb 2011 - May 2014
Developed and maintained PHP applications integrated with MySQL databases. Optimized SQL queries improving application response time. Worked closely with clients and designers to deliver business web applications.
Education
M.Sc Information Technology - Bharathiar University
2008 - 2010 · Afghanistan
B.Sc Computer Science - Calicut University
2004 - 2007 · Afghanistan
Certifications
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Skills (22)
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