Rajkumar Sen

Learning

📍 United States🔄 Updated October 2026💼 4 investments📅 2 years investing🗓 Last invested Sep 2025
Operator-angel🌍 United States
4
Total investments
2
Early stage
1
Mid stage
0
Late stage
2y
Years active

Portfolio

4 investments · sorted by recency
All investments
Early stage
Mid stage
Late stage
Investor
Sep 2025
Fleak is transforming the future of data infrastructure with adaptive intelligence designed to standardize, enrich, and optimize data in real time. Our platform reduces engineering effort by up to 90% and eliminates maintenance overhead, enabling businesses to accelerate innovation and unlock new opportunities within days. By automating complex data transformations, Fleak empowers organizations to achieve greater agility, scalability, and efficiency—turning data into a competitive advantage without the traditional complexities. Follow us to discover how Fleak is shaping the next generation of intelligent data infrastructure.
Investor
Jun 2025
modern analytics systems. backed by Khosla Ventures, Box Group and leading angels.
Investor
Aug 2024
Build AI & ML powered products in days instead of months. Zipline generates highly customizable and scalable ML systems, freeing practitioners to focus on solving business problems.
Investor and Advisor
Jan 2024
Postgres Application Platform
Experience · 6 entries
All (6)
Investments (4)
Founder (1)
2025
Investor
Sep 2025
Fleak is transforming the future of data infrastructure with adaptive intelligence designed to standardize, enrich, and optimize data in real time. Our platform reduces engineering effort by up to 90% and eliminates maintenance overhead, enabling businesses to accelerate innovation and unlock new opportunities within days. By automating complex data transformations, Fleak empowers organizations to achieve greater agility, scalability, and efficiency—turning data into a competitive advantage without the traditional complexities. Follow us to discover how Fleak is shaping the next generation of intelligent data infrastructure.
Investor
Jun 2025
modern analytics systems. backed by Khosla Ventures, Box Group and leading angels.
2024
Investor
Aug 2024
Build AI & ML powered products in days instead of months. Zipline generates highly customizable and scalable ML systems, freeing practitioners to focus on solving business problems.
Investor and Advisor
Jan 2024
Postgres Application Platform
2018
Chief Technical Architect, Founder
Nov 2018
Fortune 500 companies around the world rely on Arcion’s cloud-native, distributed Change Data Capture (CDC) technology to drive fast and accurate data insights. Arcion helps enterprises eliminate slow, brittle data pipelines and the maintenance overheads. Break down data silos through high volume, scalable data pipelines with guaranteed transactional integrity.
Show all 6 entries ↓
Investment activity
2024–2025 · 4 investments
2024220252
Recent (last 2 years)Earlier