Sai Jayendra Vasireddy
Hounslow,Choose...
Summary
Insight-driven Senior Data Analyst with over 2 years of experience delivering actionable insights and operational strategies across transport and customer performance functions. Skilled in building scalable dashboards, automating business processes, and optimizing resource planning through data storytelling and advanced analytics. Strong collaborator with cross-functional teams including senior leadership and unions. Proven track record in improving transparency, reducing overtime, and driving operational efficiency through analytical excellence
Overview
3
3
years of professional experience
5
5
years of post-secondary education
1
1
Certification
Work history
Senior data analyst
DO & CO Event & Airline Catering Company
London, City of London
01.2025 - Current
- Increased operational efficiency by 75% and reduced overtime from 17% to 5% by optimizing shift schedules for 400+ employees at DO & CO Event & Airline Catering.
- Designed 3 Power BI dashboards utilized by leadership to monitor CSAT and CITA for 12 customers, including British Airlines, at DO & CO Event & Airline Catering.
- Produced 10 tailored operational reports for 2 business units by analyzing data from over 10 datasets at DO & CO Event & Airline Catering.
- Aligned process improvements across 8 transport heads and 4 union representatives by coordinating data-driven initiatives at DO & CO Event & Airline Catering.
Data analyst
DO & CO Event & Airline Catering Company
London, City of London
12.2023 - 12.2024
- Led weekly customer performance reporting, delivering insights on CSAT and CITA metrics across 3+ departments, improving visibility and accountability.
- Managed and maintained database of over 1000 confidential records, ensuring 100% compliance with data protection protocols.
- Analysed over 500,000 data rows monthly to identify operational patterns, contributing to data driven decision making
- Conducted root cause analysis on 30+ delay cases per month, directly influencing process and operational changes
Dispatch Security Administrator
DO & CO Event & Airline Catering Company
London, City of London
06.2023 - 12.2023
- Utilised DO & CO software and Excel to create and maintain 8.1 final search forms, ensuring accurate documentation of sealed trolleys for aircraft loading.
- Conducted security inspections to identify and mitigate risks, maintaining integrity of airline seals and high-value equipment.
- Managed procurement and stock tracking of airline seals, ensuring timely replenishment and accurate record-keeping.
- Contributed to secure and efficient dispatch process with strong attention to detail and adherence to aviation security protocols
Sales analyst
Londis
Markfield, Leicestershire
06.2022 - 03.2023
- Conducted ABC analysis with clustering to categorize inventory based on sales and consumption patterns.
- Integrated ABC insights with financial planning to develop forecasting model for inventory control.
- Optimised purchasing decisions, resulting in 10% increase in profit margins.
Education
Master of Science - Data Analysis with Business Intelligence
University of Leicester
Leicester 01.2021 - 06.2022
Bachelor of Technology - Mechanical Engineering
Lovely Professional University
Jalandhar, India 09.2015 - 06.2019
Skills
Microsoft excel expertise
- SQL knowledge
- Statistical analysis
- Data Modelling
- Dashboards creation
- Advanced analytics
- Python coding
- R programming
- Power BI
- Project management
Certification
- Agile Project Management - Google – Issued Dec 2024
Credential ID: 2FNK8D731SJN
Skills: Agile Project Management, Scrum, Agile Coaching, Problem Solving - Managing Big Data with MySQL - Duke University (Coursera) – Issued Nov 2020
Credential ID: 8DXQVQJDZUKA
Skills: MySQL, Relational Databases - Python Programming Specialization - University of Michigan (Coursera) – Issued Oct 2020
Credential ID: FGKUXJBHWKH8
Skills: Python, Data Manipulation, Scripting - Mastering Data Analysis in Excel - Duke University (Coursera) – Issued Sep 2020
Credential ID: FZ6A8QPDH8YT
Skills: Excel (Advanced), Statistical Analysis
Projects
Competencies Mapping Tool
Mar 2022 – Jun 2022 | Rubitek Solutions
- Developed a web application to pull apprenticeship data from the Institute for Apprenticeships into Rubitek’s learner platform.
- Created a demo UX interface to showcase the tool’s automation and usability.
Skills: Web Automation · UX Demo Design
COVID Impact Modelling
Sep 2021 – Dec 2021 | University of Leicester
- Built a predictive model incorporating social and psychological factors to forecast future COVID waves.
- Used R for data analysis and visualisation.
Skills: R · Data Visualization · Analytical Modelling
Gaming Analytics – PUBG Player Strategy
Feb 2021 – May 2021 | University of Leicester
- Used clustering to analyse in-game data (landing zones, kill/death patterns, weapons, movements) to improve player experience.
- Developed strategy models for new, casual, and competitive players.
Skills: Data Analysis · Clustering · Strategy Design
Credit Card Application Analysis
Date not specified | Independent Project
- Built a binary classification model in Excel to predict credit card application approval based on income, credit score, and demographics.
- Performed data cleaning, feature engineering, and threshold tuning.
Skills: Excel · Feature Engineering · Statistical Modelling
Timeline
Senior data analyst
DO & CO Event & Airline Catering Company
01.2025 - Current
Data analyst
DO & CO Event & Airline Catering Company
12.2023 - 12.2024
Dispatch Security Administrator
DO & CO Event & Airline Catering Company
06.2023 - 12.2023
Sales analyst
Londis
06.2022 - 03.2023
Master of Science - Data Analysis with Business Intelligence
University of Leicester
01.2021 - 06.2022
Bachelor of Technology - Mechanical Engineering
Lovely Professional University
09.2015 - 06.2019
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