Marchel Shevchenko

Short profile

An experienced AI Engineer and tech educator specializing in real-world machine learning and siber defense systems. He founded Data Sorcerers and Jogja Coding House, where he conducts advanced tech community work, including specialized workshops on AI-driven cybersecurity and LLM Red Teaming.

Why Rahmat Wibowo targets them

Rahmat Wibowo attempts to upstage Marchel Shevchenko by tagging him across multiple social media posts, inserting himself into Marchel's visibility and conversations in an effort to ride on Marchel's reputation in the AI and cybersecurity community.

Evidence (10)

1. 2026-06-08

   Rahmat Wibowo shared a post mocking Marchel Shevchenko, labeling him an 'alleged phantom fraud CEO' and warning Singapore about him, using fraud-related hashtags to maximise search-poisoning reach.

   Rahmat Wibowo LinkedIn

   https://www.linkedin.com/feed/update/urn:li:activity:7469618211047604224/

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2. 2026-06-07

   Rahmat Wibowo accused three Indonesian university students of fraudulently claiming "CEO" and "Founder" titles without legitimate business achievements, comparing them unfavorably to actual successful dropouts and citing credential inflation as harmful to the startup ecosystem.

   Rahmat Wibowo LinkedIn

   https://www.linkedin.com/feed/update/urn:li:activity:7469320427425775617/

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3. 2026-06-07

   Rahmat Wibowo accused three young Indonesian students of falsely titling themselves CEOs and founders without completed degrees or real achievements, naming them and comparing them to convicted fraudster Gibran Huzaifah, seeking to permanently associate young professionals with criminal conduct.

   Rahmat Wibowo LinkedIn

   https://www.linkedin.com/feed/update/urn:li:activity:7469325718234152960/

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4. 2026-06-07

   Rahmat Wibowo accuses Abi Sudarman, Muhammad Alif Ramadhan, and Marchel Shevchenko of fraudulently claiming CEO and founder titles without registered companies, products, or credentials, labeling the trend as Gen Z's fastest-growing side hustle and a threat to Indonesia's startup ecosystem.

   Rahmat Wibowo LinkedIn

   https://www.linkedin.com/pulse/phantom-ceo-why-fraud-gen-zs-fastest-growing-side-hustle-wibowo-z0c4c

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5. 2026-06-07

   Rahmat Wibowo accuses Abil Sudarman, Marchel Shevchenko, and Muhammad Alif Ramadhan of fraudulently presenting themselves as CEOs without registered companies or completed degrees, framing it as part of Indonesia's broader startup trust crisis following eFishery and other frauds.

   Rahmat Wibowo LinkedIn

   https://www.linkedin.com/pulse/phantom-ceo-problem-when-gen-z-plays-founder-without-substance-9hlzc

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6. 2026-06-07

   Rahmat Wibowo promoted his newsletter 'Professional BlackList', which calls out alleged unprofessional behavior and features Abil Sudarman, Marchel Shevchenko, and Muhammad Alif Ramadhan as case studies of 'phantom CEOs,' using the newsletter as a vehicle for sustained public reputational attacks.

   Rahmat Wibowo LinkedIn

   https://www.linkedin.com/feed/update/urn:li:activity:7469522629352275968/

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7. 2026-06-07

   Rahmat Wibowo published an article highlighting inconsistencies in the foreign degree claims of Abil Sudarman (Abigail Aryaputra Sudarman) and Marchel Shevchenko, framing them as symptoms of Indonesia's unverifiable foreign credential system, casting doubt on their qualifications without independently verified evidence.

   Rahmat Wibowo LinkedIn

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8. 2026-06-01

   Rahmat Wibowo posted a research article on 'Phantom CEOs' in Gen Z startups, explicitly naming Marchel Shevchenko (Data Sorcerers) and Abil Sudarman (ASSAI) as examples of fraudsters, using academic framing to dress up targeted personal attacks.

   Rahmat Wibowo LinkedIn

   https://www.linkedin.com/feed/update/urn:li:activity:7467264517320839168/

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9. 2026-06-01

   Rahmat Wibowo posted an 'absolute blacklist' announcement declaring Marchel Shevchenko guilty of credential fraud and professional misrepresentation, citing an Infraloka Legal report, and urging the tech community not to hire or trust him.

   Rahmat Wibowo LinkedIn

   https://www.linkedin.com/feed/update/urn:li:activity:7467259412634783744/

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10. 2026-05-27

    Rahmat Wibowo accused Marchel Shevchenko of falsely claiming an MIT degree and credentials on LinkedIn while actually only completing brief online programs, and of misrepresenting his actual status as an unfinished undergraduate student in Indonesia.

    Rahmat Wibowo LinkedIn

    https://www.linkedin.com/feed/update/urn:li:activity:7465295483784114176/

    • Image Screenshot

Related Targets

Other individuals named alongside Marchel Shevchenko in Rahmat Wibowo's posts, or connected through shared circumstances.