Alexander TarashanskyMember of Technical Staff · AnthropicResearcher↗Both at Anthropic

Engineer
Horizons Lead and Member of Technical Staff at Anthropic
Marwell’s work at Anthropic centers on training AI systems from feedback and helping them handle longer tasks. He has also contributed to work on AI agents that use tools and improving Claude’s electrical-engineering skills.
AnthropicOct 2023-present
Thrive CapitalNov 2022-Aug 2023Work and education history is primarily focused on AI-relevant roles and may not be comprehensive.
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Reviewed October 3, 2026 · Checked for accuracy and new information.