
Lessons from Production
Lessons from Production brings you real-world stories from tech leaders who’ve been in the trenches. Each episode dives into the challenges, hard-earned lessons, and behind-the-scenes insights from building and scaling technology in production. No fluff, just practical takeaways from experts who’ve lived it.
Contributors
Guests

Ananthkumar K S
Ananthkumar K S is part of the leadership team at Site24x7. He has worked in multiple organizations in the past and is part of Zoho for more than a decade. He has played a strategic role in architecting multiple products from scratch across Zoho. He is one of the earliest members of the Site24x7 and loves solving hard DevOps problems at scale.

David Kircos
David Kircos is the co-founder and CEO of Quadratic, a collaborative technical spreadsheet that brings Python, SQL, and AI into a familiar grid interface for modern data analysis.
Before Quadratic, David was an engineer at Techstars in Boulder, where he helped design and build software that valued over 2,500 active investments totaling more than $600 million. He later founded Challenger Finance, which was acquired by TIFIN Wealth.
David met his co-founder Peter Mills when Techstars invested in Peter’s previous company, Modern, which was also acquired. Their shared experience in startups and data led them to team up and build Quadratic with the goal of rethinking how teams work with data at scale.
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Mark Mishaev
Mark is Director and Chief Architect at Checkmarx, and an experienced software engineer and cloud architect with a strong passion for engineering management. With over 15 years in the IT industry, he brings deep expertise in cloud infrastructure design, automation, and management. His strengths lie in building scalable and reliable systems using containerization, microservices, and serverless architectures. Mark has hands-on experience with a wide range of tools and technologies, including AWS, Kubernetes, Terraform, Docker, and Jenkins — and he’s always eager to stay on the cutting edge. Beyond his technical skills, Mark also has a solid background in engineering leadership. He has led teams of engineers, provided mentorship, and helped shape processes and best practices that foster high-performing, collaborative environments. He’s a strong believer in clear communication, continuous improvement, and creating a culture where engineers can thrive.
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Sanskar Jethi
Sanskar is an open source pioneer who created Robyn (3M+ installs), scaled ML infra at Bloomberg, was CTO at advisory company Ikizia, and once hacked Tinder.