Krzysztof Krzysztof
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Language proficiency level
Polski: fluent
English: advanced
Reviews of completed projects 2
9 February
271 USD
High-Scale Web Automation & Data Integration Specialist
Payment
Task setting
Clarity of requirements
Contactability
I really enjoyed working on this project. The tasks were interesting, and the payment level was great, reflecting the effort required. Krzysztof is a very communicative and supportive client, which made the development process much faster. A solid 5-star experience!
23 January
190 USD
Phone Number Extractor for OLX Poland (Real Estate) – Source Code Required
Payment
Task setting
Clarity of requirements
Contactability
Great client, all necessary materials were provided and excellent communication.
Activity
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Senior Web Scraper / Anti-Bot Engineer (OLX.pl) – Strict DoD & Code Transparency
678 USD
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26
Feb
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High-Scale Web Automation & Data Integration Specialist
271 USD
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28
Jan
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High-Volume Data Extraction Specialist (Imperva WAF)
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28
Jan
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OLX.pl Scraping Specialist Needed (Phone Numbers)
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28
Jan
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Phone Number Extractor for OLX Poland (Real Estate) – Source Code Required
190 USD
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Dec
2025
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OLX
190 USD
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Dec
2025
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