Tech Effect

Hosted by TestDevLab

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Jun 2026

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About the show

TestDevLab's Tech Effect is a podcast where host Josh explores software engineering and tech innovation through conversations with diverse industry professionals. Covering testing, development, and emerging trends, each episode delivers insights valuable for both technical and business roles—ideal for anyone interested in technology's impact across industries

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35 recent

June 3, 202654 min

#34 Tsahi Levent-Levi (BlogGeek.me): The Hidden Infrastructure Behind Every Video Call You've Made

Season 2 Episode #15: Most of us use Zoom, Google Meet, or similar tools every day without thinking about what is actually happening under the hood. Tsahi Levent-Levi, independent consultant and founder of BlogGeek.me, has spent 25 years working on exactly that - the technology that makes real-time communication work.We get into what WebRTC actually is, why building with it is harder than it looks, and what most companies get wrong when they try. We also talk about how AI is changing real-time communication, why latency is back as the central problem to solve, and what it takes to test and monitor communication products properly.Follow Tsahi:Main website and articles: https://bloggeek.me/Courses on WebRTC: https://webrtccourse.com/Tools for debugging WebRTC applications: https://www.rtcstats.com/👉 Hit "Follow" on our podcast page to receive updates on future episodes of "Tech Effect," where we bring you the latest news, trends, and expert insights from the world of technology. Together, let's unlock the potential of software solutions and embrace the future of innovation. 🔔 Follow TestDevLab for more technology & software related content:LinkedIn: https://www.linkedin.com/company/testdevlab/Facebook: https://www.facebook.com/TestDevLab/Instagram: https://www.instagram.com/testdevlablv/#TechEffect

April 21, 202645 min

#33 Kinga Asbóth (YouTube): What Users Say vs What They Do - A Psychologist PM's Perspective

Season 2 Episode #14: What happens when a trained psychologist takes on the fast-paced Tech Industry? Kinga, Product Manager at YouTube, shares how studying human behaviour shaped her approach to building products at global companies like Spotify and YouTube.Kinga also explains how her psychology background helps give her a deeper understanding of what users actually need versus what they say. How AI and vibe coding are reshaping how PM leads development, and why taste and quality are the most underrated skills a product manager can develop.👉 Hit "Follow" on our podcast page to receive updates on future episodes of "Tech Effect," where we bring you the latest news, trends, and expert insights from the world of technology. Together, let's unlock the potential of software solutions and embrace the future of innovation. 🔔 Follow TestDevLab for more technology & software related content:LinkedIn: https://www.linkedin.com/company/testdevlab/Facebook: https://www.facebook.com/TestDevLab/Instagram: https://www.instagram.com/testdevlablv/#TechEffect

March 30, 202642 min

#32 Boban Ljubinoski (Klarna): The "Vibe-Coding" Revolution & The New Technical Skills for PMs

Season 2 Episode #13: What happens when your mother’s career advice, “Have you tried computers?”, leads to a decade-long journey through foodtech and fintech? Boban Ljubinoski, Senior Product Manager at Klarna, shares how he accidentally fell into tech and what he's learned navigating one of the most rapidly changing roles in the industry.We explore what the post-COVID AI boom did to team structures, why most companies get AI strategy completely wrong, and where shopping is headed with agentic commerce. Boban also gets into the tough calls between shipping fast and shipping right, and why the answer almost always starts with fixing what's already broken.👉 Hit "Follow" on our podcast page to receive updates on future episodes of "Tech Effect," where we bring you the latest news, trends, and expert insights from the world of technology. Together, let's unlock the potential of software solutions and embrace the future of innovation. 🔔 Follow TestDevLab for more technology & software related content:LinkedIn: https://www.linkedin.com/company/testdevlab/Facebook: https://www.facebook.com/TestDevLab/Instagram: https://www.instagram.com/testdevlablv/#TechEffect

March 9, 202643 min

#31 Fiona Ryder (Bonza Music): From Film School to Music Tech - Building for Creativity in the Age of AI

Season 2 Episode #12: What happens when an entrepreneur with roots in film, music, and physics sets out to solve one of music tech's hardest problems? Fiona Ryder, Co-Founder and COO of Bonza Music, shares how decades of building companies across music, media, and broadcasting shaped her approach to creative collaboration.We explore why existing tools fail creative professionals, how spatial audio and digital twin acoustics bring back the "feel" that musicians depend on, what role AI should and shouldn't play in the creative process, and why the best technology should be invisible.👉 Hit "Follow" on our podcast page to receive updates on future episodes of "Tech Effect," where we bring you the latest news, trends, and expert insights from the world of technology. Together, let's unlock the potential of software solutions and embrace the future of innovation. 🔔 Follow TestDevLab for more technology & software related content:LinkedIn: https://www.linkedin.com/company/testdevlab/Facebook: https://www.facebook.com/TestDevLab/Instagram: https://www.instagram.com/testdevlablv/#TechEffect

February 24, 202644 min

#30 Nikolaj Tolkačiov (Nord Security): We Are All Selfish: Game Theory, Trust, and Building Better QA Teams

Season 2 Episode #11: In this episode of Tech Effect, we meet Nikolaj Tolkačiov. Nikolaj is an Engineering Manager at Nord Security, an Independent QA Consultant, and an Executive Board Member at LTSTQB with extensive experience in software quality assurance and engineering leadership.Join us as Nikolaj shares his unconventional journey from QA to leading engineering teams and the hard lessons learned from an ambitious leap to CTO that didn't work out. He reveals insights from game theory about why we're all naturally selfish and how leaders can build cooperation through trust and incentives. We also explore the art of balancing quality with delivery speed when shipping features with known bugs, the security challenges of testing zero-knowledge architecture at Nord Security, and his advice for QA professionals on building their skills before relying on AI.👉 Hit "Follow" on our podcast page to receive updates on future episodes of "Tech Effect," where we bring you the latest news, trends, and expert insights from the world of technology. Together, let's unlock the potential of software solutions and embrace the future of innovation. 🔔 Follow TestDevLab for more technology & software related content:LinkedIn: https://www.linkedin.com/company/testdevlab/Facebook: https://www.facebook.com/TestDevLab/Instagram: https://www.instagram.com/testdevlablv/#TechEffect

February 3, 202651 min

#29 Gunnar Brune (Tricolore Strategy): Beyond ChatGPT Hype & Building Real AI Value

Season 2 Episode #10: In this episode of Tech Effect, we meet Gunnar Brune. Gunnar is a Business Strategy Consultant, Founder, and AI expert with over 2 decades of experience. He is the author of "AI Today" and founder of Tricolore strategy and Narrative Impact, a storytelling company for brands and organizations. Join us as Gunnar takes us through his journey from marketing consultant to AI expert and delivers his insights on why most people misunderstand AI beyond the ChatGPT hype, how companies can identify real bottlenecks where AI creates value instead of getting lost in buzzwords, the challenges of managing hybrid human-AI teams when everyone's role changes, and real-world AI applications from ripening fruit to building digital twins of cities.👉 Hit "Follow" on our podcast page to receive updates on future episodes of "Tech Effect," where we bring you the latest news, trends, and expert insights from the world of technology. Together, let's unlock the potential of software solutions and embrace the future of innovation. 🔔 Follow TestDevLab for more technology & software related content:LinkedIn: https://www.linkedin.com/company/testdevlab/Facebook: https://www.facebook.com/TestDevLab/Instagram: https://www.instagram.com/testdevlablv/#TechEffect

January 12, 202655 min

# 28 Uldis Tēraudkalns (NexPay, OkoRide): Leading Tech Innovation: Fintech, AI, & Beyond

Season 2 Episode #9: In this episode of Tech Effect, we meet Uldis Tēraudkalns. Uldis has extensive experience in fintech and crypto, having worked on projects that merge cryptocurrency with traditional banking systems. He previously held management roles at Nexpay and is now building OkoRide, a ride-hailing fleet focused on maximizing car utilization through technology. Join us as Uldis takes us through his journey from fintech to crypto and back to local innovation, and shares his insights on crypto regulation in the Baltics, managing risk in fintech startups, building teams with limited resources, using AI for business growth, and why the Baltic states are punching above their weight in the tech industry.👉 Hit "Follow" on our podcast page to receive updates on future episodes of "Tech Effect," where we bring you the latest news, trends, and expert insights from the world of technology. Together, let's unlock the potential of software solutions and embrace the future of innovation. 🔔 Follow TestDevLab for more technology & software related content:LinkedIn: https://www.linkedin.com/company/testdevlab/Facebook: https://www.facebook.com/TestDevLab/Instagram: https://www.instagram.com/testdevlablv/#TechEffect

December 12, 20251 hr 3 min

# 27 Varun Singh (Daily): Building Real-Time Communication & The Future Of Voice-AI

Season 2 Episode #8: In this episode of Tech Effect, we meet Dr. Varun Singh. Varun is the Chief Product Technology Officer at Daily, with over 2 decades of experience in software development. His career spans from hardware engineering on smartphone cameras to founding callstats.io, which was acquired by 8x8. Varun has contributed to WebRTC standards built into major browsers and now works at Daily, making voice, video, and AI tools accessible to developers. He is passionate about building infrastructure for voice as the next major computing interface.👉 Hit "Follow" on our podcast page to receive updates on future episodes of "Tech Effect," where we bring you the latest news, trends, and expert insights from the world of technology. Together, let's unlock the potential of software solutions and embrace the future of innovation. 🔔 Follow TestDevLab for more technology & software related content:LinkedIn: https://www.linkedin.com/company/testdevlab/Facebook: https://www.facebook.com/TestDevLab/Instagram: https://www.instagram.com/testdevlablv/#TechEffect

November 24, 202548 min

# 26 Danny Preussler (SoundCloud): From Android to Full Stack & Everything In-between

Season 2 Episode #7: In this episode of Tech Effect, we meet Danny Preussler. Danny has over 25 years of experience in software development and is a full-stack engineer at SoundCloud. Which many people know as the online audio and music streaming platform that allows users to upload, share, and listen to music, podcasts, and DJ sets. Danny’s time in the software development scene has seen him jump from a dedicated Android Developer to a Full-Stack Engineer. With experience at eBay, Groupon, and Viacom International Media Networks, Danny joins us in this episode to take us through his journey, covering everything from career changes, AI, testing in the media streaming industry, and beyond.👉 Hit "Follow" on our podcast page to receive updates on future episodes of "Tech Effect," where we bring you the latest news, trends, and expert insights from the world of technology. Together, let's unlock the potential of software solutions and embrace the future of innovation. 🔔 Follow TestDevLab for more technology & software related content:LinkedIn: https://www.linkedin.com/company/testdevlab/Facebook: https://www.facebook.com/TestDevLab/Instagram: https://www.instagram.com/testdevlablv/#TechEffect

October 10, 202543 min

# 25 Pekka Pönkänen (Wolt): Maintaining Quality While Scaling: Wolt's Experience

Season 2 Episode #6: In this episode of Tech Effect, we meet Pekka Pönkänen. Pekka has 10 years of experience in software testing and is the QA Competence Lead at Wolt. A Global, Helsinki-based technology company that has developed a local commerce platform that connects people looking to order food, groceries, and other goods. Pekka has been touring Europe, talking at tech conferences to explain how his quality-first mindset has transformed Wolts' mobile release process. So join us in this episode, where Pekka takes us through his testing journey, explains how Wolt is able to maintain quality as it keeps scaling, the importance of integrating QA into the Software Development Life-Cycle, how to combat long release cycles, and the skills QA professionals need in the age of AI.👉 Hit "Follow" on our podcast page to receive updates on future episodes of "Tech Effect," where we bring you the latest news, trends, and expert insights from the world of technology. Together, let's unlock the potential of software solutions and embrace the future of innovation. 🔔 Follow TestDevLab for more technology & software related content:LinkedIn: https://www.linkedin.com/company/testdevlab/Facebook: https://www.facebook.com/TestDevLab/Instagram: https://www.instagram.com/testdevlablv/#TechEffect