Bubba Murarka
Director @ Twin Prime
San Francisco, United States
Bubba Murarka is a partner at DFJ, where his current responsibilities include leading early stage investments in consumer internet and mobile technology companies. Bubba currently serves on the boards of Circle CI, Highlight, Kiwi, and Twin Prime. Prior to joining DFJ, Bubba led product development for Facebook for Android and started theFacebook Home project. At Facebook, Bubba also led business development deals with key strategic partners including Microsoft, Netflix,Yahoo, Dentsu and Terra Networks. Previously, Bubba spent seven years in technical and product roles at Microsoft, where he acted as group program manager for Bing's Bay Area development team, delivering components of Windows, MSN Toolbar with Windows Desktop Search and early versions of Bing Social. He started his career at Microsoft in Seattle as part of the original threedegrees team focused on social products.Bubba holds BS and MS in computer science from Cal Poly San Luis Obispo where he served as the sole student member of the California State University Board of Trustees, and he continues to focus philanthropic efforts on increasing access to education.
- Total investments:
- 10
- Last investment:
- Lead investor:
- 10%
Last updated:
For AI agents: llms.txt
Industries Bubba Murarka invests in
Stages Bubba Murarka invests in
Countries Bubba Murarka invests in
Round sizes
Contacts
| Type | Contact | Validation |
|---|---|---|
| Work email | ||
| Personal email | ||
| Work phone | ||
| Personal phone | ||
| Socials |
Round size
- Seed
- $1M–$8M
- Series A
- $6M–$20M
Investment Focus
Industry
- Software 4 (40%)
- Artificial Intelligence 3 (30%)
- EdTech 2 (20%)
- Education 2 (20%)
- Apps 1 (10%)
Stage
- Seed 4 (40%)
- Series A 3 (30%)
- Pre-Seed 1 (10%)
- Series B 1 (10%)
- Funding Round 1 (10%)
Country
- United States 7 (70%)
- Canada 1 (10%)
- Colombia 1 (10%)
Investments
| Company | Description | Round | Links |
|---|---|---|---|
Unblocked
|
Unblocked is a continuous integration platform for mobile apps hosted in the cloud. Unblocked was developed as a result of difficult collective experiences spending long periods of time in meetings, putting up with interruptions, and sifting through dated documentation while developing software at businesses like Microsoft, Amazon, Meta, and Apple. | $20M / Series A / May 06, 2025 | |
Dondo
|
Dondo is an AI Copilot for e-commerce sellers that saves time and money by automatically optimizing and creating thousands of platform-specific descriptions and listings. With Dondo, sellers can post SEO-enhanced listings across marketplaces and social media platforms like Instagram, MercadoLibre, Shopify, TikTok, and more, all with just the clickof a button. | $2.1M / Pre-Seed / Jan 19, 2021 | |
Decent
|
Decent offers more affordable healthcare by aligning incentives to improve health, reduce costs, and put members at the center of their care. | $8M / Seed / May 18, 2018 | |
Seesaw Learning
|
Seesaw is a learning platform that brings educators, students, and families together to deepen student learning. Teachers design and facilitate powerful learning experiences, students create, reflect, collaborate, and make their learning visible, and families actively support and celebrate student learning. Seesaw is used by over 10 millionteachers, students, and family members every month across more than 75% of schools in the U.S. and over 150 countries worldwide. | $8M / Series A / Feb 08, 2018 | |
Polymer
|
Polymer is the OS for a factory. With Polymer, manufacturers can have visibility into their complex operations, and intelligently manage and grow their production lines. We make industrial intelligence and IoT easy enough for any manufacturer, even your favorite local brewery or bakery. | $2M / Seed / Oct 27, 2017 | |
Revere Intelligence
|
Revere is a monitoring and alerting platform for business teams that runs on top of their data. It sends relevant intel to team members as it happens, making it easier for them to respond to issues that need their attention. | Seed / May 01, 2017 | |
CircleCI
|
CircleCI’s continuous integration and delivery platform that helps software teams rapidly release code with confidence by automating the build, test, and deploy process. It lets teams ramp quickly, scale easily, and build confidently every day.Velocity is critical for software teams in today's competitive landscape, but maintaining speed canbe difficult as apps and systems grow larger and more complex. CircleCI enables developers to detect and fix bugs before they even reach customers. Thousands of leading companies including Facebook, Kickstarter, Shyp, and Spotify rely on CircleCI to accelerate the delivery of their code and enable developers to focus on creating business value fast.CircleCI is a Bay Area Best Places to Work 2018 award winner from the San Francisco Business Times and Silicon Valley Business Journal. Founded in 2011 and headquartered in beautiful downtown San Francisco with a global remote workforce, CircleCI is venture-backed by Scale Venture Partners, DFJ, Baseline Ventures, and Harrison Metal Capital. | $18M / Series B / May 16, 2016 | |
|
CircleCI
|
CircleCI’s continuous integration and delivery platform that helps software teams rapidly release code with confidence by automating the build, test, and deploy process. It lets teams ramp quickly, scale easily, and build confidently every day.Velocity is critical for software teams in today's competitive landscape, but maintaining speed canbe difficult as apps and systems grow larger and more complex. CircleCI enables developers to detect and fix bugs before they even reach customers. Thousands of leading companies including Facebook, Kickstarter, Shyp, and Spotify rely on CircleCI to accelerate the delivery of their code and enable developers to focus on creating business value fast.CircleCI is a Bay Area Best Places to Work 2018 award winner from the San Francisco Business Times and Silicon Valley Business Journal. Founded in 2011 and headquartered in beautiful downtown San Francisco with a global remote workforce, CircleCI is venture-backed by Scale Venture Partners, DFJ, Baseline Ventures, and Harrison Metal Capital. | $6M / Series A / Feb 07, 2014 | |
Artillery
|
Artillery is a team of passionate gamers that is turning the modern web browser into a gaming console using HTML5 technology. Artillery's team is comprised of a brain trust of former Google and Facebook engineers focused on solving seemingly impossible game development hurdles and includes long-standing and high ranking gaming and eSportscommunity members.It was founded in 2011 and based in Palo Alto, California. | $2.5M / Aug 03, 2012 | |
Tutorspree
|
Tutorspree is an online platform that offers web based tuition services for the U.S students on various subjects. It provides tutoring services in the fields of math, social studies, language, science, programming, and English.Tutorspree solves the discovery, matching, scheduling, and payment inefficiencies in a $7B domestic market bycombining its deep and growing roster of over 5000 active tutors with technology that creates ideal unions between students and tutors.Tutorspree was established in 2010 and is based in New York, N.Y. | $1M / Seed / Dec 20, 2011 |
Co-Investors
About Twin Prime
Twin Prime makes mobile apps fast. Performance in mobile depends on a variety of factors such as the wireless network technology, device models, operating system software and even the nature of the app itself. This makes the problem incredibly hard and complex. Twin Prime uses machine learning to make sense of these factors and delivers content toapps in the most optimal and quickest way.
Twin Prime Contacts
| Name | Phone | Socials | |
|---|---|---|---|
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Bubba Murarka
Director
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Kartik Chandrayana
CEO / Co-Founder
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Satish Raghunath
CTO / Co-Founder
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FAQ
What does Bubba Murarka invest in?
Bubba Murarka invests primarily in Software, Artificial Intelligence and EdTech startups, most often at Seed and Series A stage. Most of the 10 investments tracked by Shizune back companies in United States. The Investment Focus section breaks down every industry, stage and country in the portfolio.
What is Bubba Murarka's check size?
Bubba Murarka typically joins rounds of $1M–$8M at Seed and $6M–$20M at Series A. These ranges are 10th–90th percentile round sizes calculated from confirmed public funding rounds, so they are a realistic guide to the rounds Bubba Murarka participates in.
How do I contact Bubba Murarka?
Public channels for Bubba Murarka include LinkedIn, X (Twitter) and the website linked on this profile. For a verified work email and phone number, create a free Shizune account — contact data is searched across 20+ sources and validated before delivery, so your outreach lands in the right inbox.
When did Bubba Murarka last invest?
The most recent investment recorded for Bubba Murarka closed in May 2025. Shizune tracks 10 investments in total for this profile, including round sizes, stages and portfolio companies, all sourced from confirmed public funding rounds and refreshed monthly.
Is Shizune's investor data accurate?
Yes — every stat on this profile is calculated from confirmed public funding rounds monitored across hundreds of sources since 2020. This profile was last refreshed in Aug 2026 and is updated monthly. Spotted something off? Use the “Suggest an edit” link near the top of the page.
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