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Antonis Choustoulakis

Antonis Choustoulakis

Data Analyst



My Portfolio Highlights

My New Course

Introduction to Python

My New Track

Associate Data Analyst in SQL (previously Data Analyst in SQL)

Data ambassador, bridging the gap between numbers and human understanding.

My Work

Take a look at my latest work.


Introduction to SQL


Intermediate SQL


Introduction to Python

My Certifications

These are the industry credentials that I’ve earned.

Other Certificates

Alteryx Alteryx Designer Core Certification

DataCamp Course Completion

Take a look at all the courses I’ve completed on DataCamp.

My Work Experience

Where I've interned and worked during my career.

Deloitte Greece | Jan 2021 - Present

Junior Product Associate in Tax & Legal


Kahlua Hotel and Suites | Apr 2019 - Aug 2019

Food and Beverage Manager

• Planned and carried out of F&B budgets. Reported to management sales results and productivity. • Managed food and beverage operations within budget and to the highest standards. • Checked food and beverage supplies and placed orders when needed. • Communicated and built strong relationships with vendors. • Planned, forecasted and executed food and beverage orders. • Recruited, trained, and supervised members of staff. • Microsoft Excel dashboard used to accomplish the above responsibilities. Achievements • Productivity increased, percent up-time, volume of production according to the planned schedule. • Managed the number of consuming products and restriction of not-usually used products. • Reduced the operation cost by 12%.
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Financial Accounting-Taxation-Organisation, George K. Maniadis, | Jan 2015 - Jan 2017

Accountant and Finance

• Maintained the accounting books and financial records in NetSuite (Singular). • Prepared account reconciliations (cash, prepaids, fixed assets, accruals, revenue, expenses and inter-company transactions) NetSuite (Singular). • Assisted compliance reporting, including VAT and income tax and the issue of invoice documentation, Tenancy agreement via TAXISnet (Independent Authority for Public Revenue), Tax clearance certificate via IAPR. • Accounting/material archiving and archiving of documents. • Non-confiscatable bank account. • Request/receipt of passkey TIN / Tax Reg. No. - Tax Office, Changes in Registry details to individuals (e.g. change of address, change of identity, etc.). • Individual income tax rate (Ε1, Ε2, Ε3, Ε9) (Income Tax Return, Detailed Statement of Real Estate Leases, Statement of Financial Data by Business Activity, Property list). • Printing payment instalment identification number of annual road use taxes/ circulation tax, Debt Settlement, e-Administrative Fee (Document covering responsibilities). • Secretarial support (e.g. Informing clients about issues such as taxes, new allowances). • External Affairs (e.g. Receipt/Delivery of invoices collecting money, visited institutions for vary issues).

Fortezza café-club | Jan 2013 - Jan 2014

Assistant Manager & Supervisor

• Distribution and logistics: transportation activities, warehousing and order processing. • Administrative and management functions: Decreased the function costs (accounting), Human resources management. Achievements • Reduced the operating expenses by 15% and invested in experienced staff that improved customers service. • Innovative and quality products attracted new and more customers.

My Education

Take a look at my formal education

MSc , Data ScienceUniversity of Sunderland | 2020
Bachelor of Science - BSc, EconomicsUniversity of Crete | 2018

About Me

Antonis Choustoulakis

Motivated and curious to constantly develop my skills and grow professionally. I like to explore the relationships between numbers, search for patterns in data and translate spreadsheets into stories.

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