Михайло

MYKHAILO SAKALO
Python Automation Engineer

[open contact info](look above in the "contact info" section) | @Theo315 | Ternopil, Ukraine | github.com/Apelsinka4

PROFESSIONAL SUMMARY

Python automation engineer with hands-on experience building end-to-end pipelines for e-commerce and data
extraction. Specializes in REST API integration, reverse-engineering undocumented endpoints, and turning
manual workflows into fully automated systems. Highly focused on business ROI, ensuring every solution is
measured by time saved or revenue generated.

CORE SKILLS

LANGUAGES & TOOLS: Python 3, REST API, HTTP, JSON, Web Scraping, DevTools (XHR), Prompt
Engineering

LIBRARIES & INFRA: requests, BeautifulSoup, PostgreSQL, Docker, Git, VS Code

DOMAINS: E-commerce Automation, Data Extraction, API Integration, Pipeline Architecture

PRACTICAL EXPERIENCE

Project: Marketplace Content SaaS (Prom.ua) Python, REST API, JSON, XML/YML

• Built an import layer for CSV, XML, and Google Sheets, normalizing records into a unified schema for
automated processing.
• Integrated LLM generation for titles and SEO fields with an admin Approve/Reject panel before storefront
deployment.
• Engineered error-handling across the pipeline to log rate limits and malformed rows without halting
batches.
Result: Processing time reduced from minutes to seconds; review gate ensures high content quality.

Project: Prom Repricer Bot Python, PostgreSQL, Docker, API Integration

• Developed a competitor price monitor polling live listings with configurable repricing strategies
(beat_by_step, match_lowest).
• Implemented a hard margin-floor rule engine protecting profit thresholds before any API update.
• Built a Telegram bot control interface for managing strategies and thresholds in real-time.
Result: Eliminated manual repricing efforts; margin protection prevents revenue erosion.
Project: Real-Time Data Monitor Reverse-Engineering, DevTools, Python

• Reconstructed undocumented endpoint logic via DevTools, intercepting XHR requests and decoding
header auth patterns.
• Built a session-aware polling engine handling token expiry and rate limits for stable data retrieval.
• Reduced monitoring latency to seconds with instant Telegram alerts on data changes.
Result: Zero manual checks required; 100% uptime with zero blocking incidents.

EDUCATION

BSc Software Engineering (In Progress) 2023 – Present
West Ukrainian National University (WUNU), Ternopil

LANGUAGES

Ukrainian: Native
English: B1 (Intermediate)
Polish: A2 (Basic)