Headline

Data Analyst & BI Developer | Power BI (Advanced DAX) • SQL • Looker Studio • Power Automate | Turning raw data into executive-ready insights | Open to Full-Time Roles

About

Data Analyst & BI Developer | M.Sc. in AI & Data Science I turn messy, scattered data into centralized reporting systems that leaders actually use to make decisions. Over the past year, across internships at Adda247 and Akam Innovations, I've: ▪️ Built a centralized Power BI system consolidating 15+ fragmented Google Sheets into one source of truth — cutting report-prep time from hours to near-zero ▪️ Designed & deployed 20+ interactive Power BI and Looker Studio dashboards enabling self-serve, real-time KPI tracking ▪️ Automated 50%+ of manual reporting through Power Automate and ETL/ELT pipelines (Excel → SQL Server → Power BI) ▪️ Delivered CXO-level reporting for senior leaders across EdTech, BFSI, and TechSkills verticals 🛠 Tools: Power BI (Advanced DAX), Looker Studio, SQL (SSMS), Power Automate, Python (Pandas, NumPy, scikit-learn), Advanced Excel, Tableau 🎓 M.Sc. Artificial Intelligence & Data Science (CGPA 8.7) 📜 Google Data Analytics • Google Business Intelligence • Deloitte Australia Data Analytics Simulation Currently open to full-time Data Analyst, BI Developer, and Reporting Analyst roles — Bengaluru or remote, open to relocation. 📩 rosalint.celciaa@gmail.com

Location

Bengaluru

AI stack

claude code

claude

deepseek

gemini

notion

openai

Work experience

Data Analyst Intern @ Founder's Office at Adda247, Feb 2026 - Jul 2026 · 6 mos, Owned daily and monthly executive reporting for 6 senior leaders, delivering CXO-level insights that drove decision-making across multiple business verticals. Engineered a centralised Power BI system by consolidating 15+ fragmented Google Sheets into a single source of truth, cutting report-prep time from 2-4 hours to near-zero and improving data accuracy. Designed and deployed 20+ interactive Power BI and Looker Studio dashboards (TechSkills, BFSI, and other verticals), enabling self-serve, real-time KPI tracking and eliminating recurring ad-hoc requests. Automated 50%+ of manual reporting via advanced data modeling and ETL - data cleaning, XLOOKUP, INDEX-MATCH, pivots, and dynamic formulas - connecting live feeds into Power BI for continuous reporting.

Data Analyst at Akam Innovations, Dec 2024 - Apr 2025 · 5 mos, Chennai, ▪️ Maintained an Excel → SQL Server (SSMS) → Power BI pipeline via Power Automate, enabling real-time updates, cutting daily reporting time by 10× and improving SLA adherence by 30%. ▪️ Developed a 6-page Power BI dashboard with advanced DAX, Sankey charts, and custom visuals tracking revenue forecasts, risk indicators, and investment trends for cross-border stakeholders. ▪️ Maintained end-to-end ETL across SQL Server - data validation, cleansing, and incremental load optimization - reducing data errors by 25% across 3 reporting environments. ▪️ Partnered with stakeholders to define KPIs and translate business questions into Business Intelligence solutions.

Education

Master of Science - MS, Artificial Intelligence and Data Science, Karunya Institute of technology and sciences

Under Graduation, Bachelor of Computer Application, Holy Cross College, Tiruchirappalli - 620 002.

Public links

github: https://github.com/RosalintCelcia