Gayathri Kalarikkal
Northampton,Northamptonshire
Summary
Data professional with three years of experience in Power BI analytics, SQL, and machine learning using Python. Proven track record in designing comprehensive data solutions and optimizing ETL workflows to enhance decision-making processes. Expertise in collaborating with cross-functional teams, leading and managing a team to ensure data integrity and create impactful visualizations from complex datasets.
Overview
3
3
years of professional experience
6
6
years of post-secondary education
1
1
Certification
Work history
Data analyst
Ernst & Young
Kochi, Kerala, India
11.2024 - 07.2025
- Developed and delivered comprehensive Power BI dashboards to track both financial and physical progress of major project management initiatives, enabling leadership to monitor KPIs, identify bottlenecks, and ensure timely completion of projects.
- Streamlined data transformation and ETL processes in SQL Server, optimising query performance, improving data integrity, and ensuring consistency across multiple data sources including Cloudera, Azure, and on-premise databases.
- Created dynamic, interactive reports in Power BI with drill-through, bookmarks, and DAX-based measures to provide actionable insights for project managers, stakeholders, and clients, resulting in faster decision-making and improved transparency.
- Automated recurring reports and data pipelines, reducing manual reporting time by 40% and minimizing errors in project tracking and financial monitoring.
- Integrated data from multiple systems (ERP, project tracking tools, and financial databases) into a centralized reporting solution, ensuring a single source of truth for project management reporting.
- Implemented advanced DAX calculations for variance analysis, trend forecasting, and progress benchmarking, which enhanced stakeholders’ ability to evaluate performance against set objectives.
- Collaborated with cross-functional teams to gather requirements, validate data, and ensure dashboards met business needs, improving stakeholder satisfaction and adoption rates.
- Received formal appreciation from EY leadership for successfully delivering a critical project that initially had poor performance scores; collaborated with a three-member team to raise the score to 4.5 out of 5 while also managing a challenging client relationship effectively.
- Provided training and documentation for end-users on Power BI dashboards and SQL data workflows, empowering business teams to self-serve and reducing dependency on IT.
- Managed a team of junior data analysts, delegating tasks, monitoring progress, and ensuring timely delivery of projects while maintaining high quality standards.
- Led initiatives in recruitment, onboarding, performance reviews, and one-to-one mentoring, improving team performance, retention, and professional development.
Data Engineer
In22labs
Chennai, Tamil Nadu, India
05.2023 - 07.2024
- Developed Power BI dashboards to monitor survey efficiency and track outcomes for disabled individuals through mobile application.
- Designed and implemented end-to-end ETL workflows using Azure Synapse Pipelines, with Azure Data Lake Gen2 serving as the central data repository and Spark Pool supporting large-scale data processing.
- Built CI / CD pipelines to streamline deployment, improve version control, and ensure reliability in production environments. This solution enhanced transparency for stakeholders, improved survey monitoring efficiency, and enabled data-driven decision-making.
- Conducted data validation and reconciliation across multiple sources to ensure integrity, consistency, and high-quality reporting.
- Led team on best practices in database management and maintenance, enhancing overall staff proficiency.
- Automated repetitive data workflows and reporting processes, reducing manual effort and improving efficiency and accuracy in project tracking.
Product Engineer Intern
In22labs
Chennai, Tamil Nadu, India
08.2022 - 04.2023
- Created insightful Power BI dashboards to visualize county-wise and terrain-wise drug distribution patterns for public organisations and local authorities, enabling clear tracking of supply chain efficiency.
- Applied predictive analytics techniques to forecast drug demand, improving planning and allocation strategies across districts.
- Conducted in-depth data analysis on historical distribution records to identify gaps, trends, and bottlenecks in supply chain.
- Streamlined data extraction, cleaning, and transformation processes using SQL and ETL workflows, ensuring accurate and consistent reporting.
- Designed interactive dashboards with drill-throughs, filters, and dynamic visuals to allow stakeholders to explore data at granular levels.
- Ensured compliance with data protection regulations whilst dealing with sensitive customer information.
- Collaborated with cross-functional teams and presented actionable insights to management, influencing decisions on procurement and inventory management.
- Delivered high-quality results under tight deadlines, resulting in conversion of the internship into a permanent position due to demonstrated impact and reliability.
- Collaborated cross-functionally to ensure smooth product development lifecycle.
Education
Master of Science - Artificial Intelligence
Amrita University
Coimbatore, India 09.2021 - 08.2023
Bachelor of Science - Computer Science
Kerala Technical University
Kerala,India 08.2016 - 09.2020
Skills
- Microsoft Power BI
- MS SQL
- Microsoft excel
- Microsoft 365
- Microsoft Power Automate
- Cloudera
- Data Analysis
- Data Validation
- GIT version control usage
- Machine Learning
- Reporting and documentation
- Stakeholder Management
- Strategic leadership
- Project management
Certification
- Microsoft PL 300- Power BI Data Analyst Associate
- NPTEL certification in software project management
- NPTEL certification in Natural Language Processing (NLP)
- Presentation in 7th International Joint Conference On Advances in Computation Intelligence
Timeline
Data analyst
Ernst & Young
11.2024 - 07.2025
Data Engineer
In22labs
05.2023 - 07.2024
Product Engineer Intern
In22labs
08.2022 - 04.2023
Master of Science - Artificial Intelligence
Amrita University
09.2021 - 08.2023
Bachelor of Science - Computer Science
Kerala Technical University
08.2016 - 09.2020