What the Dev? is a podcast by the SD Times editorial team. We cover the biggest and newest topics in software and technology.
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314: The search revolution: Dense vs. sparse vectors (with Jack Pertschuk from Pinecone)
In this episode, Dave interviews Jack Pertschuk, principal engineer for Algorithms and Platform at Pinecone. They discuss:What semantic search is and where it falls shortThe difference between sparse and dense vectorsHow search technology powers AI
313: Identity and auth in the age of agentic AI (with Stytch's Julianna Lamb)
In this episode, Jenna interviews Julianna Lamb, co-founder and CTO of Stytch, about MCP and how it handles authorization. They discuss:Where MCP gets it right and where more work is neededIssues with traditional auth in agentic workflowsDesigning auth flows for agents vs humans
312: The downsides of vibe coding (with AutonomyAI's Tammuz Dubnov)
In this episode, Jenna Barron interviews Tammuz Dubnov, founder and CTO of AutonomyAI, a company that makes AI agents for software development. They discuss:What vibe coding isThe risks associated with itWhere it can be used and where it should be avoided
311: Looking back on 30 years of Java (with Azul's Simon Ritter)
In this episode, Jenna welcomes back Simon Ritter, CTO of Azul, to talk about the history and evolution of Java, which is celebrating its 30 year anniversary this year.They discuss: The software development landscape at the time Java was createdKey moments in Java's historyWhat has made it such a resilient and long-lasting language
310: The history of Kubernetes (with Nutanix' Dan Ciruli)
In this episode, Dave interviews Dan Ciruli, senior director of product management at Nutanix (and ex-Googler), about the history of Kubernetes. They discuss:What was going on at Google that led to the creation of KubernetesThe importance of getting the industry to agree on a non-vendor-specific way of deploying workloadsInitial concerns from VM vendors about being replaced by containersThe story behind Kubernetes' name and logoThis episode originally aired on 5/8/25 on our sister podcast, Get With IT, where we discuss topics related to ITOps.
309: How Chase is building the next generation of expert engineers with its E2 program (with Chase's Priti Naik)
In this episode, Dave interviews Priti Naik, vice president of architecture at Chase, about the company's Expert Engineering (E2) program.They discuss:What the program involves What prompted its creationHow graduates stay updated on new technologies and trends
308: Why engineering feedback loops fail (and how to avoid that) - with Port's Zohar Einy
In this episode, Jenna interviews Zohar Einy, CEO of Port, about engineering feedback loops.They discuss:The purpose of engineering feedback loopsWhere most organizations go wrongWhat makes feedback actually actionable
307: Value Stream Management is getting a boost from AI (Sponsored by Broadcom)
Thank you to Broadcom for sponsoring this episode. Learn more about their VSM offerings here: https://www.broadcom.com/products/software/value-stream-managementIn this episode, Dave interviews Jean-Louis Vignaud, head of ValueOps at Broadcom, about how VSM and AI are coming together.They discuss:The business implications of using AI in VSMConcerns around data privacy and proprietary information in AIRecapping Broadcom's recent VSM Summit
306: TLS certificate lifespans shortening to 47 days by 2029 (with DigiCert's Dean Coclin)
In this episode, Jenna interviews Dean Coclin, senior director of Industry Strategy at DigiCert, about the recent vote by the CA/Browser Forum to shorten the lifespan of TLS certificates to 47 days by 2029. They discuss:The schedule for the changes and the gradual increments lifespans will shorten byThe rationale behind shortening certificate lifetimesHow to start preparing for changesDigiCert will be hosting a webinar on this topic on May 6 called "Unpacking Certificate Changes: Live Expert Q&A." Register here: https://digicert.registration.goldcast.io/events/2c6c723b-5725-4406-9289-6df8ddd20f93?referrer=https://www.digicert.com/&referrer=https://www.digicert.com/&referrer=https://www.digicert.com/&referrer_page=a28f9ca5-7abf-4ce2-9b6b-571e50e49239
305: Why PostgreSQL became the database of choice for cloud native development (with Neon's Heikki Linnakangas)
In this episode, Dave Rubinstein interviews Heikki Linnakangas, co-founder of Neon, a company that provides Postgres solutions. They discuss: The factors that have contributed to adoption of PostgreSQLWhy PostgreSQL has leapfrogged over MySQL in popularityWhat to expect in PostgreSQL 18
304: The skills developers need in an era of AI development (with AWS' Antje Barth)
In this episode, Jenna Barron interviews Antje Barth, principal developer advocate for generative AI at AWS.They discuss:The skills that are becoming more important as AI adoption increasesThe emergence of the AI engineering roleThe trend of "vibe coding"Resources:Amazon Q Developer
303: How AI agents are transforming how software is built (with GitLab's Emilio Salvador)
In this episode, Jenna Barron speaks with Emilio Salvador, vice president of strategy and developer relations at GitLab, about AI agents in software development. Key talking points include: How AI agents compare to traditional forms of automation in the software development processChallenges teams may face when implementing agentsThe impact AI agents will have on the role of software developers
302: Breaking down the barriers to serverless adoption (with DBOS' Jeremy Edberg)
In this episode, David Rubinstein interviews Jeremy Edberg, CEO of DBOS, about the current state of serverless.They discuss:Why serverless adoption has stagnatedThe complexity of serverless architectureWhat needs to change to increase adoption
301: What's new in Java 24 (with Azul's Simon Ritter)
In this episode, Jenna Barron interviews Simon Ritter, deputy CTO of Azul, about the six features in Java 24 he thinks are most exciting, including faster startup times for Java apps, improvements to the Stream Gatherers API, and more. Learn more about Java 24 here: https://sdtimes.com/java/java-24-is-now-available-with-release-of-stream-gatherers-class-file-apis/
300: The complex world of open source AI (with Red Hat's Stephen Watt)
In this episode, David Rubinstein interviews, Stephen Watt, VP of the Office of the CTO at Red Hat, about open source AI.They discuss: Differences between open source software and open source AIThe difficulty in applying open source principals to AIEfforts made to define open source AI