Radu-Sebastian Amarie
About Radu-Sebastian Amarie
Radu-Sebastian Amarie is a tech entrepreneur and full stack engineer based in Bucharest, Romania. His public bio describes him as an AI startup founder with a focus on LLMs, vision models and data, and an interest in drones and hardware.
He has worked in video AI since 2014. He joined Findie in 2014 as Head of Engineering and became CTO and co-founder in 2018. Findie built video recommendation tools, and its legal entity is also known as Kamua, an AI browser-based video editor. He co-founded Kamua, which Jellysmack acquired in 2021. He then spent about 2.5 years at Jellysmack as Principal Software Delivery Lead. He also lists Bookster, a corporate library product, and Softbinator, a tech community and R&D consultancy he co-founded in 2012.
Since June 2024 he has been Co-Founder and CTO of It Just Works, Inc., which is building StarZero. His LinkedIn describes StarZero as an agentic video editing and multimodal search product. It aims to make video libraries searchable and usable by AI agents.
Crunchbase lists one investment and one portfolio company for Radu-Sebastian Amarie. It shows no lead investments and no exits. The company name, round, date and amount are not shown in the public sources we found, so we have not named them here.
He does not appear to publish an angel thesis or announce investments. Crunchbase's own founder count (0) is out of date. Crunchbase company pages list him as a founder of Findie, Kamua, Softbinator Technologies and It Just Works.
We found no public record of AI investments by him, apart from the single Crunchbase entry, which is not identified. His operating work is in AI: video understanding, multimodal search, custom model training and evaluation, according to his LinkedIn profile.
He has not publicly stated preferred stages, sectors, geographies or check sizes, and we have not guessed. His own expertise is in video AI, computer vision, LLM-based systems and developer-heavy products. Founders working in those areas may find his technical feedback relevant. This is an inference from his background, not a stated investing focus.
- Portfolio details: Crunchbase counts one portfolio company, but it is not named in public sources we could verify.
Investing activity
Radu-Sebastian Amarie has made 1 investment according to Crunchbase across 1 portfolio company.
Deals
Frequently asked questions about Radu-Sebastian Amarie
Is Radu-Sebastian Amarie an angel investor?
Crunchbase lists one investment and one portfolio company for him. He mainly works as a founder and CTO, and he does not publicly present himself as an active angel.
What companies has Radu-Sebastian Amarie founded?
Crunchbase lists him as a founder of Findie (also known as Kamua), Softbinator Technologies and It Just Works. His LinkedIn also mentions Bookster.
What is Radu-Sebastian Amarie's check size?
No check size is public, so we do not list one.
What stage and sectors does Radu-Sebastian Amarie invest in?
He has not stated this publicly. His own work is in AI video understanding, multimodal search and LLM systems.
Where is Radu-Sebastian Amarie based?
He is based in Bucharest, Romania.
How can founders contact Radu-Sebastian Amarie?
His public LinkedIn profile is linkedin.com/in/raduamarie. His GitHub profile (github.com/eek) links to StarZero and lists the handle @raduamarie.
How can founders reach Radu-Sebastian Amarie?
Founders on Lounge can see Radu-Sebastian Amarie's contact details in AI Investor Contacts (paid plans), check for a warm introduction through members who worked with them under Warm Paths, and add Radu-Sebastian Amarie to their Investor Pipeline to track the conversation.