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mister_vlad

Vladislav

@mister_vlad

Data Analyst, SQL, Clearing data, Tableau, Viz, Tech Support, IT Consult

Ucrânia
Ucraniano, Russo, Inglês
Algumas informações são exibidas no idioma inglês.
Sobre mim
Hi, my name is Vladyslav! I'm a data analyst skilled in SQL (PostgreSQL, BigQuery), GA4, Sheets, Looker, Python (Pandas, NumPy, Matplotlib), A/B testing, and Tableau. I build interactive dashboards to track performance, ROI, and user behavior. I combine analytics with many years of IT background and fintech experience. Available for part-time projects (5-10 hrs/week) delivering reliable results. Please excuse slight reply delays due to another job and occasional power outages - I will respond ASAP.... Saiba mais

Habilidades

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mister_vlad
Vladislav
offline • 
Tempo médio de resposta: 1 hora

Conheça meus serviços

Suporte de TI
I will remote helpdesk in windows
A partir deUS$ 20 /projetoMais detalhes
Automações
I will do data cleaning, formatting and preprocessing using pandas
A partir deUS$ 10 /projetoMais detalhes

Portfólio

Experiência profissional

Freelancing_Career

DATA ANALYST

Freelancing Career • Freelance

Mar 2025 - Present • 1 yr 4 mos

- Developed Tableau dashboards to monitor sales trends and key business metrics across retail and SaaS domains. - Wrote SQL queries (aggregations, subqueries, window functions) in BigQuery and PostgreSQL for revenue and funnel analysis. - Conducted A/B testing using Python - performed statistical hypothesis testing and provided data-driven recommendations.

Treasury_Funds

IT Specialist / System Administrator

Treasury Funds • Período integral

Jan 2012 - Present • 14 yrs 6 mos

IT AND CYBERSECURITY SPECIALIST - Analyzed user infrastructure needs and formulated technical specifications for Prozorro e-procurement tenders. - Maintained the local domain network (Windows AD), ensuring uptime for critical financial operations. - Automated financial data processing using Bash scripting, reducing manual workload and improving operational efficiency. - Implemented centralized data backup and a comprehensive data protection system, resulting in rapid recovery of all critical information after a cyberattack.