Alina Matviichuk — Alina_Matviichuk

Data Processing

Kyiv, Ukraine

I have worked on. Projects: 1. Cohort analysis and user retention to assess engagement. Task: Assess user retention trends over 6 months in organic and paid traffic segments. My role: Cleaning and standardizing non-standard date formats; developing a cohort model in SQL with monthly offset calculations (month_offset); calculating retention KPIs and creating an interactive reporting dashboard. Tools: SQL (PostgreSQL), DBeaver, Google…

Olga Krivosheya-Zaharova — olha_kr_zakharova

Data Processing · Databases & SQL

Poltava, Ukraine

Serhii Malyna — mrRaspberry

Data Processing · Information Gathering

Krivoi Rog, Ukraine

Hanna Kovalenko — hanna_kovalenko

AI & Machine Learning · Data Processing

Kremenchug, Ukraine

I build systems that think, so marketing can grow.

manual effort. I specialize in designing and implementing end-to-end marketing automation systems that connect lead generation, CRM management, email marketing, and customer communication into one seamless ecosystem. My goal is simple: reduce response time, increase engagement, and maximize conversions through smart automation and AI-driven workflows. ⚙️ I have hands-on experience building real-world automation systems using Make, Google…

Anastasiia — Anastasiia_262

Data Processing · Information Gathering

Dnepr, Ukraine

Inna Polishvaiko — innapolish

Data Processing · Information Gathering

Vasilkov, Ukraine

Julia Schieske — PetraPlan

Data Processing · AI & Machine Learning

Stendal, Germany

Lyubov Gaas — haas_lyubov

Content Management · Data Processing

Aktau (Shevchenko), Kazakhstan

Denys Kupriian — Cuper

Data Processing · Customer Support

Dnepr, Ukraine

Hi! I’m a Virtual Assistant who helps entrepreneurs, bloggers, and teams save time and stay organized.I have experience in data management, client communication, analytics, and project coordination.I’m a fast learner and detail-oriented person who can keep things running smoothly. What I can help you with:managing Google…

Illia Paraschuk — illich

Data Processing · Databases & SQL

Vinnytsia, Ukraine

Google Apps Script