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Tech Effect

Tech Effect

TestDevLab 34 Episodes Sep 10, 2026

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.

Episodes

#43 Elena Coazzoli (Lingvano): One Codebase, Three Platforms, 4 Million Users - With a Team of Five?
#43 Elena Coazzoli (Lingvano): One Codebase, Three Platforms, 4 Million Users - With a Team of Five? Sep 10, 2026 00:45:07 Season 2 Episode #24: Elena Coazzoli went from studying radiology in Italy to leading product for a 4-million-user sign language learning app with an integrated team of five covering product, engineering, design and data, with no separate departments.We get into why gamification and spaced repetition both failed when tested, what makes sign language fundamentally different to teach through an app,
#42 Adrián Bolonio (Kununu): No ARIA Is Better Than Bad ARIA - And AI Is Making It Worse
#42 Adrián Bolonio (Kununu): No ARIA Is Better Than Bad ARIA - And AI Is Making It Worse Sep 8, 2026 00:57:15 Season 2 Episode #23: Adrián Bolonio picked accessibility as a conference talk topic almost at random. It became a career-defining commitment that took him from Willhaben to GitHub, where he built the platform's first accessibility settings, to Miro, where he turned a visual canvas into audio with footsteps and trash can sounds.We explore why the same accessibility issues top the WebAim survey
#41 Jan Daniel Sulaiman (1NCE): He Detects Network Outages Before the Operator Even Knows
#41 Jan Daniel Sulaiman (1NCE): He Detects Network Outages Before the Operator Even Knows Aug 27, 2026 00:52:58 Season 2 Episode #22: What happens when a kid whose only goal was to become his dad's boss accidentally falls into IoT through a missing sensor reading? Jan Daniel Sulaiman, VP of Global IoT Solutions at 1NCE, shares how he helped build a global connectivity platform from a single room with fewer than 20 people.We explore what it takes to operate 15 million connections across 175 countries, wh
#40 Ergo Esken (Microsoft): The Hardware and Science Behind Sounding Good on a Call
#40 Ergo Esken (Microsoft): The Hardware and Science Behind Sounding Good on a Call Aug 24, 2026 00:52:05 Season 2 Episode #21: What happens when a hi-fi hobbyist who was manufacturing driver's licenses gets a tip from his brother about a new audio lab being built at Skype? Ergo Esken, Principal Software Engineering Manager at Microsoft, shares how that moment launched nearly two decades of ensuring the call quality millions of people take for granted every day.We explore why getting hardware righ
#39 Dennis Thisner (Rebtel): Code First, AI Second - Why Knowing the Basics Matters More Than Ever
#39 Dennis Thisner (Rebtel): Code First, AI Second - Why Knowing the Basics Matters More Than Ever Aug 12, 2026 00:54:09 Season 2 Episode #20: Dennis Thisner quit his first job out of pride, called his mom to brag, and realized he had no plan. A friend's tip and some truly terrible bug reports later, he was a QA engineer. Ten years on, he's built quality processes from the ground up across gaming, enterprise SaaS, agency work, and now telecom at Rebtel.We explore what it takes to build QA where none exists,
#38 Fawzi Mesmar: A Burger King Booth to Award-Winning AAAs— 20+ Years in Game Design
#38 Fawzi Mesmar: A Burger King Booth to Award-Winning AAAs— 20+ Years in Game Design Aug 10, 2026 01:11:40 Season 2 Episode #19: Fawzi Mesmar wrote "I want to make games in Japan" in kindergarten. That compass took him across five countries and studios like King, DICE, and EA.We explore why leadership is servitude, why defining the problem matters more than judging the idea, and Creative Sobriety, his framework for understanding why thousands of people keep having the same ideas. Fawzi also s
#37 Vaidas Kavaliunas (CUJO AI): Test Inflation, Flaky Tests & How AI Won't Save Test Automation
#37 Vaidas Kavaliunas (CUJO AI): Test Inflation, Flaky Tests & How AI Won't Save Test Automation Jul 28, 2026 00:39:38 Season 2 Episode #18: The 2008 financial crisis forced Vaidas Kavaliunas to choose between switching to QA or losing his job. That decision launched a 17-year journey across fintech, insurance, gaming, and cybersecurity, each teaching him something different about quality. We explore what stays the same when you test across radically different domains, what makes a test automation framework succee
#36 Aleodor Tabarcea (Stripe): AI, Burnout, & Why Great Work Doesn't Speak for Itself
#36 Aleodor Tabarcea (Stripe): AI, Burnout, & Why Great Work Doesn't Speak for Itself Jul 24, 2026 01:05:04 Season 2 Episode #17: What happens when a kid whose family wanted him to become a priest falls in love with code and ends up managing engineering teams at one of the world's most respected fintech companies? Aleodor Tabarcea, Engineering Manager at Stripe, shares how curiosity, resilience through 23 failed interviews, and a willingness to burn out and learn from it shaped his approach to leade
#35 Luke Gill (Zego): The Hidden Complexity of Insurance Tech and What AI Makes Possible
#35 Luke Gill (Zego): The Hidden Complexity of Insurance Tech and What AI Makes Possible Jul 17, 2026 00:44:48 Season 2 Episode #16: What happens when a Flash developer with a passion for problem-solving ends up reshaping how an entire insurance company thinks about technology? Luke Gill, Head of Product and Technology at Zego, shares how curiosity, creativity, and a love for talking to customers led him to one of the most data-rich industries in tech.We explore why motor insurance demands a different stan
#34 Tsahi Levent-Levi (BlogGeek.me): The Hidden Infrastructure Behind Every Video Call You've Made
#34 Tsahi Levent-Levi (BlogGeek.me): The Hidden Infrastructure Behind Every Video Call You've Made Jun 3, 2026 00:54:48 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
#33 Kinga Asbóth (YouTube): What Users Say vs What They Do - A Psychologist PM's Perspective
#33 Kinga Asbóth (YouTube): What Users Say vs What They Do - A Psychologist PM's Perspective Apr 21, 2026 00:45:33 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
#32 Boban Ljubinoski (Klarna): The "Vibe-Coding" Revolution & The New Technical Skills for PMs
#32 Boban Ljubinoski (Klarna): The "Vibe-Coding" Revolution & The New Technical Skills for PMs Mar 30, 2026 00:42:29 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 stru

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