Nirajan Khadka

Data Analyst & Data Scientist | Python, SQL, Power BI, ML Modeling | AWS & Azure

Talent

Mississauga, Peel region, CanadaMember since May 29, 2026

PythonPandasNumPyScikit-learnMatplotlibSQLPostgreSQLMySQLGitSupervised learningClassificationRegressionUnsupervised learningClusteringPCACross-validationBias/variance analysisML pipelinesRandom ForestGradient BoostingXGBoostModel deploymentFastAPIDockerAWS LambdaPower BIDAXExcelPivotTablesPower Query

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PythonPandasNumPyScikit-learnMatplotlib

About

Data Analyst with a Post-Graduate degree in Business Analytics and 1+ year of professional experience in Python, SQL, machine learning, and Power BI dashboard development. Built end-to-end ML pipelines achieving 92.98% accuracy in credit risk classification and 96.5% accuracy in customer churn prediction using Random Forest and Gradient Boosting with rigorous cross-validation and hyperparameter tuning. Experienced in ad hoc analysis, data validation, stakeholder reporting, and automated pipeline development.

Deployed production ML and RAG pipelines on AWS and Azure. Open to Data Analyst, Data Scientist, and Business Intelligence roles across the Greater Toronto Area — remote, hybrid, or onsite.

Experience

Data Analyst - Akshavi Inc. Pvt. Ltd. - Remote – Mississauga, ON

(2025-04 - 2026-05)

Wrote SQL queries and Python preprocessing workflows that improved data accuracy by 15% across core reporting datasets.
Developed and maintained 4+ Power BI dashboards using DAX formulas and KPI metrics to support business decision-making for management and operational reporting.
Automated repetitive data aggregation tasks and recurring BI workflows, which reduced manual reporting effort by 3 hours per week.
Conducted 20+ ad hoc analyses and generated weekly performance reports, collaborating with stakeholders to clarify data requirements and uncover operational trends.
Validated source data and reporting logic across datasets and dashboards, strengthening data accuracy and consistency across reporting outputs

Volunteer Data Analyst - Cellect - Kitchener, Canada

(2025-02 - 2025-04)

Extracted and benchmarked regulatory data from official FDA and Health Canada databases, identifying and mapping predicate devices against equipment specifications.
Maintained comprehensive Excel tracking sheets and verification protocols to log compliance metrics, ensuring data integrity and improving system record reliability by 20%.

Freelance Data Analyst - Fiverr - Self-Employed

(2022-12 - 2024-12)

Designed and developed standardized Power BI dashboards for small business stakeholders, creating tailored KPI metrics, calculated measures, and visual layouts to support performance reporting.
Mentored early-career professionals and students on data analytics workflows, guiding them through end-to-end Python and SQL projects, data modeling, and data cleaning practices.
Designed and developed interactive Power BI dashboards for small business stakeholders, creating tailored KPI metrics to visualize performance data and eliminate manual reporting.
Authored technical content and project documentation breaking down complex data science workflows, algorithmic choices, and database manipulation techniques into clear, readable guides.