refine
YC S23San Francisco, US · Founded 2022 · 10 employees · 4 known investors
Refine is an open-source web application framework that helps organizations build web applications faster with fewer resources. The company develops the open-core framework and related ecosystem products.
Cloud ComputingDeveloper ToolsEnterprise SoftwareSaaSOpen SourceWeb DevelopmentUnited States of AmericaAmerica / CanadaFully Remote
Founders & leadership· Y Combinator alumni (S23)
refine was founded in 2022 by Civan Ozseyhan, Omer Aplak, Eren Erkalkan, Emre Baran, and Piotr Karwatka.
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Civan Ozseyhanin𝕏CEO & Co-FounderCivan Ozseyhan has spent over 15 years building enterprise software and is co-founder and CEO of refine, an open-source company.
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Omer Aplakin𝕏Founder & CTO2022–2025He began his software development career during high school and did not complete university.
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Eren Erkalkanin𝕏Chief Product Officer, Co-FounderEren Erkalkan has spent nearly 15 years in product leadership and founding roles within e-commerce and online dating. He now leads refine, a React framework for web application development that originated as an open-source project.
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Emre BaranCEO & Co-founder
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Piotr KarwatkaCo-founder
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Theo BrowneCEO
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Burak Emre KabakçıStaff SWE
Board
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Aksel KastoryanoEntrepreneur - Investor
Investors · 4
Competitors · 5
by search overlapLogRocket3643 shared keywordsLogRocket provides session replay, product analytics, and AI-powered issue detection for web and mobile applications. The platform helps product teams understand user behavior, identify technical and UX problems, and monitor frontend performance.
Mimo1299 shared keywordsMimo offers an interactive mobile app for learning software development through guided coding lessons and hands-on projects, serving beginners who want to pursue careers as web, full-stack, Python, or front-end developers. The platform combines written explanations with real-world coding exercises, project building, AI-assisted tutoring, and certificate programs.
DataCamp1235 shared keywordsDataCamp is a learning platform for teams that teaches data and AI skills through hands-on coursework accessible via web browser and mobile app. It serves enterprise customers and development teams seeking to build technical capabilities.
Educative1233 shared keywordsEducative offers online courses and learning paths in software development, machine learning, and technical interview preparation. The platform serves individuals seeking to develop in-demand technology skills.
Better Stack1160 shared keywordsBetter Stack is an observability and monitoring platform offering log management, metrics, incident alerting, and status pages for engineering teams, positioned as a cheaper alternative to Datadog. It targets software teams ranging from indie hackers to publicly traded companies.
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Frequently asked questions
- What does refine do?
- Refine is an open-source web application framework that helps organizations build web applications faster with fewer resources. The company develops the open-core framework and related ecosystem products.
- Who founded refine?
- refine was founded by Civan Ozseyhan, Omer Aplak, Eren Erkalkan, Emre Baran, Piotr Karwatka in 2022.
- Who are refine's investors?
- refine's investors include Y Combinator, 500 Emerging Europe, Senovo, VoLo Earth Ventures.
- Where is refine headquartered?
- refine is headquartered in San Francisco, US.





