Great Entrepreneurs with RJ Lumba

Powering High-Performance AI: Cerebras’ Andrew Feldman

In this episode, we speak with Andrew Feldman, Co-Founder and CEO of Cerebras Systems, a company developing high-performance AI compute infrastructure for training and inference. Cerebras is known for its Wafer Scale Engine—currently the largest processor built for AI—and for its CS-3 systems, which can be clustered into some of the world’s largest AI supercomputers. Enterprises, research institutions, and government agencies use Cerebras technology on-premise and through the Cerebras Cloud to accelerate model development, real-time inference, and large-scale experimentation.
Before founding Cerebras, Feldman co-founded SeaMicro, where he pioneered energy-efficient microservers later acquired by AMD. Earlier in his career, he held senior roles at Force10 Networks and Riverstone Networks through its IPO.
I am your host, RJ Lumba. We hope you enjoy the show. If you like the episode, click to follow.

AI-Powered Customer Experience: Inbenta’s Melissa Solis

In this episode, we speak with Melissa Solis, CEO of Inbenta, an AI customer experience platform used by more than 1,000 companies worldwide. Founded in 2005, Inbenta offers a suite of Conversational AI tools—including Chat, Search, Assist, Knowledge, and Learn—that help enterprises automate user interactions, improve support workflows, and serve customers across 100+ languages.
Melissa brings more than three decades of leadership experience across insurance and technology. Before joining Inbenta, she co-founded GIACT Systems and served as CEO through its acquisition by Refinitiv. At Inbenta, she oversees efforts to expand the platform’s enterprise footprint while advancing safe, intent-driven AI capabilities for customer-facing teams.
Melissa supports Patrol Stories. To learn more about this organization click here.
I am your host, RJ Lumba. We hope you enjoy the show. If you like the episode, click to follow.

Powering the AI Era: DDN’s Alex Bouzari

In this episode, we speak with Alex Bouzari, Chairman, CEO, and Co-Founder of DataDirect Networks (DDN), a company specializing in large-scale data infrastructure for artificial intelligence and high-performance computing. DDN has supported over 500,000 GPUs and has enabled tens of exabytes of data across enterprise AI, analytics, and research workloads. Its technology underpins critical operations for organizations such as NVIDIA, NASA, PayPal, and many others.
Alex co-founded DDN in 1998 alongside Paul Bloch to address the data bottlenecks in emerging supercomputing environments. Today, the company’s technology underpins data operations for more than 85 Fortune 500 companies across sectors including financial services, automotive, and healthcare.
I am your host, RJ Lumba. We hope you enjoy the show. If you like the episode, click to follow.

Expanding Access to Therapy: Headway’s Andrew Adams

Today, we speak with Andrew Adams, Founder and CEO of Headway, a platform building a new mental healthcare system by making it simple for therapists to accept insurance and for patients to find affordable care.
Andrew comes to the problem first as a patient and then as a builder, grounding the company’s mission in lived experience and a focus on practical fixes to cost and access.
Founded in 2019, Headway now powers 600,000+ appointments per month, has raised over $325 million from leading investors including Andreessen Horowitz, Thrive Capital, Accel, GV, and more. Headway partners with major health plans across all 50 states to operate one of the country’s largest insurance-accepting therapist networks.
I am your host RJ Lumba. We hope you enjoy the show. If you like the episode click to follow.

Cashback for Climate Action: Future’s Jean-Louis Warnholz

This episode is brought to you by The Financial Technology Report, a leading information source on financial technology companies and solutions.
Today, we speak with Jean-Louis Warnholz, Co-Founder and CEO of Future, a fintech building the most rewarding way to pay in the sustainable economy, incentivizing consumers to make climate-friendly purchases and support the shift toward a low-carbon future.
Jean-Louis is a seasoned entrepreneur who has launched companies across Africa in housing, healthcare, and logistics, and advised the public sector and global financial institutions on economic development and policy.
Since its launch, Future has introduced the award-winning FutureCard Visa® Debit Card, offering 5% cashback at 50,000 businesses across the U.S., while helping consumers lower both costs and their carbon footprint.
I am your host RJ Lumba. We hope you enjoy the show. If you like the episode click to follow.

AI-Powered Bookkeeping: Truewind’s Alex Lee

This episode is brought to you by The Financial Technology Report, a leading information source on financial technology companies and solutions.
Today, we speak with Alex Lee, Co-Founder and CEO of Truewind, an AI-powered platform that automates bookkeeping and financial modeling for accounting firms. By focusing on complex accrual accounting tasks—such as prepaid expenses, fixed assets, and deferred revenue—Truewind helps firms save time, improve accuracy, and support better decision-making.
Alex began his career as an aerospace engineer at Boeing before moving into venture capital, where he worked closely with portfolio companies on financial operations and reporting. In 2023, he co-founded Truewind to bring contextual intelligence into accounting workflows. Backed by Fin Capital, Y Combinator, and Thomson Reuters Ventures, Truewind has grown quickly, now serving dozens of firms and hundreds of businesses while continuing to expand its AI capabilities for accountants.
Alex supports Courts for Kids. To learn more about this organization click here.
I am your host RJ Lumba. We hope you enjoy the show. If you like the episode click to follow.

Financing Global Trade: Drip Capital’s Pushkar Mukewar

This episode is brought to you by The Financial Technology Report, a leading information source on financial technology companies and solutions.
Today, we speak with Pushkar Mukewar, Founder and CEO of Drip Capital, a fintech transforming trade finance and facilitation for small and medium-sized businesses. Drip provides working capital solutions that allow exporters and manufacturers to access credit quickly and without collateral, enabling them to fulfill orders and expand globally.
Pushkar’s career spans technology and finance, including roles at Capital One and global financial services consulting, before launching Drip to close the financing gap for SMBs worldwide.
Since its founding, Drip has financed more than $7 billion in trade, supported 9,000 companies across over 100 countries, and built a global platform backed by leading venture firms and international banks.
I am your host RJ Lumba. We hope you enjoy the show. If you like the episode click to follow.

Making Hiring Smarter with AI: Humanly’s Prem Kumar

This episode is brought to you by The Software Report, a leading information source on software companies and solutions.
Today, we speak with Prem Kumar, Co-Founder and CEO of Humanly, an AI-powered recruiting platform that helps hiring teams streamline sourcing, automate candidate screening, and simplify interview scheduling, while keeping essential conversations truly human-driven.
Prem brings over a decade of experience building technology for workforce engagement and HR solutions, with a focus on creating tools that make hiring more structured, fair, and efficient. His expertise lies in combining product innovation with deep understanding of the candidate experience to improve the recruiting process.
Since its launch, Humanly has supported hundreds of companies across industries such as healthcare, finance, insurance, and hospitality, engaging more than 250,000 candidates every month and driving faster, fairer hiring outcomes at scale.
Prem supports American Cancer Society. To learn more about this organization click here.
I am your host RJ Lumba. We hope you enjoy the show. If you like the episode click to follow.

Transforming Retinal Screening: identifeye Health’s Vicky Demas

This episode is brought to you by The Healthcare Technology Report, a leading information source on healthcare technology companies and solutions.
Today, we speak with Vicky Demas, Founder and CEO of identifeye HEALTH, a company leveraging AI-driven retinal imaging to quickly and non-invasively detect diabetic retinopathy, cardiovascular risk, and early neurodegeneration.
Vicky brings over two decades of experience developing advanced diagnostic technologies, beginning with innovations in magnetic resonance imaging and now applying that expertise to make retinal exams more accessible and impactful.
Identifeye HEALTH is building a platform that integrates retinal data into everyday healthcare, enabling earlier interventions, reducing avoidable vision loss, and expanding preventative care.
I am your host RJ Lumba. We hope you enjoy the show. If you like the episode click to follow.

Connecting Communities to Social Care: Blooming Health’s Nima Roohi Sefidmazgi

This episode is brought to you by The Healthcare Technology Report, a leading information source on healthcare technology companies and solutions.
Today, we speak with Nima Roohi Sefidmazgi, CEO and Co-Founder of Blooming Health, a SaaS-enabled marketplace helping community organizations and social workers deliver essential services—from food and housing to transportation and prescription support.
Nima founded Blooming after caring for a loved one during the pandemic and seeing firsthand the gap between medical and social support. A former global data science lead, he brings over a decade of experience building machine learning tools for healthcare.
Launched in 2020, Blooming Health now operates in 24 states, supports over 1,000 organizations, and has facilitated $27 million in social care. Its platform integrates with Medicaid systems and EHRs to deliver measurable results and lasting impact.
I am your host RJ Lumba. We hope you enjoy the show. If you like the episode click to follow.