PODCAST · technology
Pybites Podcast
by Julian Sequeira & Bob Belderbos
The Pybites Podcast - Insights to become a world-class developer. Coding is only half the battle. To truly succeed in the tech industry, you need more than just syntax, you need strategy. The Pybites Podcast is your weekly mentorship session on the soft skills and career skills that senior developers use to get ahead. Join Pybites co-founders Bob Belderbos (ex-Oracle) and Julian Sequeira (ex-AWS) as they share real-world insights on mastering the developer mindset, crushing imposter syndrome, and navigating your career with confidence. Whether you are a self-taught beginner stuck in tutorial hell or a senior dev looking for that extra edge, we cut through the fluff to help you build a career you love. Website: https://pybit.es Julian: https://www.linkedin.com/in/juliansequeira/ Bob: https://www.linkedin.com/in/bbelderbos/
Episodes
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#218: Why Python developers are learning Rust
Rust is everywhere - in your tools and in your stack - and has been ranked as the most admired programming language for over a decade. Join us for a quick chat as we unpack why more Python developers are turning their attention to Rust, and why now might be the right time for you to do the same.…
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#217: Building a Production RAG Pipeline is Easier Than You Think - with Tim Gallati
Four years after its original MVP, we revisit Quiet Links, exploring how it evolved into a production-ready AI-powered research tool. Bob is joined by Tim Gallati and Juanjo to unpack how they integrated a Retrieval-Augmented Generation (RAG) pipeline into an existing Python application, without...
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#216: Resolving our own git mess
This week we did what every developer swears they won’t do - we broke our own Git workflow. Join us as we chat about what went wrong, what we learned, and where we’re heading next. This conversation is a reminder that even experienced developers get rusty without practice. If you can relate, or...
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#215: Arthur Pastel on creating actionable optimisations with CodSpeed
In this episode, Bob sits down with Arthur, a Python engineer based in France and the creator of CodSpeed, to dig into a problem many teams don’t notice until it’s too late: performance regressions. Arthur shares the story behind building CodSpeed, starting with real-world pain points from…
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#214: Building useful AI - from classroom to real business impact
In this episode, Julian is joined by Asif, a recent computer science graduate and Advanced Python teaching assistant at Northern Arizona University, to talk about building AI that actually delivers real-world value. Asif shares how an early curiosity for automation grew into a passion for machine...
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#213: Seven software engineering tips to make real progress this year
January is the perfect time to take stock, and in this episode we share the most common lessons we've learned from six years of coaching Python developers. Drawing on hundreds of real-world conversations, we break down seven practical fixes that consistently help developers move forward - from...
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#212: Elmer Bulthuis on Rust, WebAssembly, and Sustainable Design
Change is unavoidable in software, so how do you make it safe to evolve systems without breaking trust? In this episode, we’re joined by Elmer Bulthuis for a wide-ranging conversation about building software that can adapt over time. We explore how Rust’s ownership model shapes clearer thinking...
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#211: Keeping the joy in coding - a new year's resolution
Join us as we catch up in the first Pybites podcast of 2026. We chat about how it feels to build software with AI today. We're moving faster than ever, but are we losing the joy of coding along the way? Julian shares a recent Django build and how he used AI to ship quickly while still keeping…
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#210: Codeflash and continuous Python performance with Saurabh Misra
Speed isn’t just a nice-to-have - it affects user experience, cloud costs, and how fast teams can move. In this episode, we chat with Saurabh Misra about making Python performance a continuous habit rather than a last-minute clean-up. He introduces Codeflash, a tool that profiles real code paths,...
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#209: Transforming the hiring process with JobHive
In this episode, we talk with Aaron Jorgensen about how JobHive came to life - starting as a small résumé-parsing experiment and gradually growing into a structured, AI-supported interview workflow. Aaron explains how the system handles voice capture, transcription, prompts, and AI avatars, and…
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#208: Emma Saroyan shares her practical guide to generative AI for web developers
Curious how to build real web apps with AI without turning into a prompt robot? We sit down with developer advocate and author Emma Saroyan to unpack a practical path for using OpenAI APIs and Next.js to turn ideas into shipped projects you actually understand. From smart prompting to project...
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#207: Spicy brains & real code - Simen Daehlin talks coding with neurodiversity
In this episode, we talk with Simen, a senior software engineer and creator of Almost Done, a weekly email newsletter designed for neurodivergent developers and anyone who thinks a little differently. Simen shares how he built a format that supports real attention - short, scannable essays,...
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#206: The Power of One Clear Goal - Kishan Patel on building a Developer Mindset
What if levelling up your Python career didn’t require a multitude of courses—just one clear commitment? In this episode of the Pybites Podcast, we talk with Kishan Patel, a Dallas-based data engineer who set a single goal: become the best Python developer he could be. That focus led him to ship...
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#205: Building reactive Python notebooks with Marimo
Marimo is redefining what a Python notebook can do—bringing structure, version control, and interactivity together. In this episode, we chat with Akshay Agrawal, co-founder and CEO of Marimo, about how their reactive Python notebook fixes hidden state, keeps outputs in sync, and makes…
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#204: The science of open science - with Leah Wasser, founder of pyOpenSci
What if the most valuable part of your research isn’t the paper, but the package that made it possible? In this episode, we talk with Leah Wasser, Executive Director and Founder of pyOpenSci, a nonprofit working to make scientific Python more inclusive, reproducible, and discoverable. We explore...
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#203: Automating API Documentation with Zylosystems
If you’ve ever stayed up late churning out API docs when you’d rather be anywhere else, you’ll relate to this week’s guest. Nick Park felt that same pain as a server engineer, which pushed him to build Zylo-docs, an AI tool that takes the grunt work out of documentation. Nick’s journey has been...
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#202: Behind the scenes at Pybites with Bob and Julian
In this episode we share some of the exciting things happening behind the scenes at Pybites. From our new partnership in South Africa to coaching success stories that showcase real-world career transformations, we reflect on how far we've come in making Python accessible, building community, and...
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#201: Transforming military discipline into Python skills with PDI
Christina Lang’s journey from nearly two decades in the military to becoming a DevOps architect shows how discipline, persistence, and a growth mindset can drive career transitions. She shares how the Pybites PDI course helped her rapidly level up her Python skills, the importance of being…
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#200: Celebrating 200 episodes of our Pybites journey 🎉
What started as a simple idea to “chat more” became Pybites — a global Python learning platform transforming how developers build skills. In this special 200th episode, co-founders Bob and Julian share their journey from corporate life to creating a build-focused, mindset-driven approach that’s...
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#199: Charlie Marsh on ty, uv, and the Python tooling renaissance
Charlie Marsh returns to Pybites to introduce ty —Astral’s bold new take on Python type checking. Built from the ground up for speed and developer experience, ty is both a command-line tool and language server, powered by Rust's Salsa framework. We dive into how it enables lightning-fast...
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#198: Tim Hopper on UV and smarter Python development
Python development has changed a lot over the years, and Tim Hopper has been right there with it. In this episode, we chat about the tools that are shaping modern Python workflows—like UV, a fast package manager aiming to improve the developer experience. Tim also tells us about creating the…
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#197: Polars with Jeroen Janssens and Thijs Nieuwdorp
Polars is changing the game in Python data processing – and fast. In this episode, we chat with Jeroen Janssens and Thijs Nieuwdorp, authors of Python Polars: The Definitive Guide, about how this DataFrame library is revolutionising workflows. From its origins at Dutch firm Xomnia to GPU-powered...
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#196: Robin Quintero on Complexipy
In this episode, we talk with Robin Quintero, creator of Complexipy —an ultra-fast cognitive complexity analyzer for Python code, powered by Rust. Robin shares how frustration with slow tooling led him to build Complexipy in Rust, how it's helping Python devs write clearer code, and why teams are...
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#195: Patterns, paradigms, and pythonic thinking with Rodrigo Girão Serrão
In this ep, we chat with Rodrigo Girão Serrão about his journey from mathematician to Pythonista. What started as a colleague’s tip turned into 11 years of Python exploration. Rodrigo shares how his background in APL reshaped the way he writes Python, helping him embrace list comprehensions and...
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#194: Evolution, not extinction: why developers still matter in the age of AI
In this episode, we dive into AI’s impact on software development with Matt Makai, VP of Developer Relations at DigitalOcean and creator of Full Stack Python. We explore how AI tools are changing coding workflows—from elite devs like Miguel Grinberg and Armin Ronacher to Matt’s own work on the...
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#193: Why coding alone sucks!
In this episode, we share our own experiences of what it’s like to code in isolation — and why it held us back more than we realised at the time. When you're working solo, it’s easy to miss out on learning opportunities, fall into unhelpful habits, or lose momentum altogether. But when you start...
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#192: Coding smarter not harder - 5 key ways to succeed as a developer
Are you ready to level up your Python skills? In this episode we share the five common mistakes that hold learners back, and how to avoid them. From setting clear goals to building simple, impactful projects, we’ll show you how to turn scattered effort into strategic growth. Learn to stay focused...
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#191: Code, click, cloud - how Sebastián Ramírez is taking FastAPI to the next level
Sebastián Ramírez returns in this episode to share the evolution of his journey from open-source developer to company founder, with the launch of FastAPI Cloud. After creating tools used by developers worldwide, Sebastián explains how he found a critical gap in the app creation process - the...
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#190: The power shift - Flexa’s data-driven energy revolution
What if you could tap into a more affordable and efficient energy system, all while supporting grid stability? Tune in to our fascinating conversation with Robin Beer, energy data scientist at Flexa, a startup revolutionising the way we consume electricity. Robin shares the process of creating a...
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#189: The Year of Oui: Huy Nguyen on Connection, Community and Showing Up
This episode is a bit special. Julian is joined by one of his closest friends and former AWS colleagues, Huy Nguyen, to talk about something we often overlook in our careers and lives — the power of genuine human connection. In 2024, Huy made an unusual choice. He chose to get off the hamster…
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#188: Career crossroads - navigating the path to job fulfillment
In this episode, Andrea Gosselink, career coach and former HR executive, joins us to unpack the complicated feelings that arise when we find ourselves at a career crossroad. Drawing from both her personal journey and client experiences, Andrea shares why so many successful people still feel...
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#187: Beyond the resume - how to stand out in the competitive world of tech
The tech job market has become increasingly challenging with ongoing layoffs and strong competition for available positions. How can developers stand out when everyone seems to have the same credentials? This episode tackles the essential strategies needed to navigate this difficult landscape. We...
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#186: Rethinking the art of coding
Rye Whalen sees profound connections between nature and software development that many developers miss. With expertise in hardware, software, and teaching cybersecurity, they uncover how natural systems can inspire better software-building strategies. Rye explains how they approach algorithmic...
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#185: Expanding the world of Pybites with cohort coaching, book platforms and more!
PyBytes is taking an exciting step forward with the introduction of cohort-based Python coaching, creating an accessible learning pathway for developers worldwide. After five successful years working with over 200 clients through 1:1 coaching, this new model provides opportunities for...
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#184: The pathway to success - how an open mind can lead to your dream job
The road to landing a dream developer job is often paved with persistence, continuous learning, and a willingness to look beyond traditional tech hubs. In this episode, CJ Stein shares his journey from mechanical engineer to software developer at a cheese manufacturing company. Throughout our...
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#183: AI’s silent takeover - are we losing our programming skills?
Artificial intelligence is reshaping the world of coding, raising vital questions about our approach to software development. In this episode, we unpack the implications of AI on programming skills and the future of learning to code. As AI increasingly handles various programming tasks, some...
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#182: Coding for a cure - how Victoria Kolmac is shaping the future of bio-medical engineering with Python
Meet the incredibly talented Victoria Kolmac, a university student with a passion for the intersection of biomedical engineering and computer science. Victoria shares her fascinating journey with us, outlining how she and her team built a pulse oximeter from scratch using Python and ESP32...
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#181 - From Olympic Lifting to Data Engineer: Tim Frazer’s Unconventional Path to Success
Tim Frazer shares his remarkable journey from a homeschooled kid on the Canadian coast to an entrepreneur in Philadelphia. He recounts his early life, influenced by two contrasting educational philosophies, and how this paved the way for his career in operations and software development. This...
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#180 - Transforming DevOps with Generative AI
Generative AI is revolutionising DevOps practices by streamlining incident management, enhancing collaboration, and enabling automation. In this episode, Bob chats with Chris Williams - Developer Relations Manager for HashiCorp - about the future of Ai in the tech industry. Throughout the…
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#179 - AI, Developers, and the Future of Code
Could AI make developers a thing of the past in the world of coding? Join us on the Pybites Podcast as we, Julian Sequeira and Bob Beldebos, explore this compelling question and share our personal experiences with AI's integration into our Python projects. After we quickly recount our holiday...
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#178 - Bridging Africa’s Employment Gap With Our New Coding Platform 🎉
We're back with a brand new episode, on our 8th anniversary today, the 19th of Dec. 🥳 We have some exciting updates, mainly around our new v2 platform and how it's going to impact people in Africa, new things that are coming, and of course book tips. 📈 Happy holidays 😎 and thanks for tuning…
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#177 - From Dancing to Python: Sara Moad's Inspiring Tech Transition
What happens when a professional dancer trades it in for a keyboard? Join us as we uncover the incredible journey of Sara Moad, who went from being a professional dancer to managing tech solutions as a Solutions Architect at Sydney Airport. Her transition wasn't just about switching careers; it…
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#176 - Leveraging Rust: Dan Dresser’s Journey to Speed Up His Trading App
This week, we’re joined by Dan Dresser, who shares how he re-built his trading app in Rust, see also his community win post: Wrote a Trading App in Rust We dive into the app's purpose, the performance challenges he encountered, and how Rust became the best solution for increasing performance...
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#175 - Charlie Marsh on Ruff, uv and designing fast + ergonomic Python tooling
Who isn’t using Ruff for its blazing speed? Who hasn’t yet tried uv to make project management seamless and fast? What goes into building these tools, managing their increasing popularity + community of adopters? Hear from the creator himself, Charlie Marsh, as he shares insights on designing…
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#174 - Mastering Productivity: How Tanner Martin Takes Control of His Time
Welcome back to the Pybites Podcast! This week, Julian talks with Tanner Martin, a Python developer and valued graduate and community member of our Pybites Developer Mindset (PDM) program. In this episode, Tanner shares insights on productivity, mindset, and personal growth. He reflects on his...
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#173 - Pybites Platform 2.0 is here!
Welcome back to the Pybites podcast! Today we have some really exciting news: we’ve just launched our brand-new coding platform! Check it out here. After nearly 7 years and almost 50K sign-ups on v1 (codechalleng.es), the design started to show its age. That’s why we did a complete overhaul to...
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#172 - From Punch Cards to Git: The Legendary Journey of Jeff Haemer
"The sooner you make your first five thousand mistakes, the sooner you will be able to correct them." - The Natural Way to Draw - Kimon Nicoliades Jeff Haemer’s career spans over five decades, and in this episode, he openly talks about his continuous passion for learning and solving interesting...
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#171 - Hypermodern Python with Claudio Jolowicz
Welcome back everybody! This week we have another exciting podcast episode, this time with Claudio Jolowicz, well known for his "Hypermodern Python" article series which he recently turned into a book. We dive into what Hypermodern Python means, uv's current quick rise, Nox, 80/20 tooling for...
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#170 - Advancing Python Packaging: A Deep Dive with the Pixi Team
In this episode, we reconnect with the Pixi team after our last conversation in November 2023 to dive back into the world of Python packaging, with a special focus on the latest advancements in Pixi. Joining us are Tim and Ruben, both of whom bring their unique expertise in robotics and game...
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#169 - Bridging Python and Rust: An Interview with PyO3 Maintainer David Hewitt
In this episode Bob chats with David Hewitt, passionate Python and Rust programmer, core maintainer of PyO3, and part of the Pydantic team. PyO3 lets you write a native Python module in Rust, or to embed Python in a Rust binary. David shares his journey of getting involved and how this tool set...
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ABOUT THIS SHOW
The Pybites Podcast - Insights to become a world-class developer.
Coding is only half the battle. To truly succeed in the tech industry, you need more than just syntax, you need strategy.
The Pybites Podcast is your weekly mentorship session on the soft skills and career skills that senior developers use to get ahead.
Join Pybites co-founders Bob Belderbos (ex-Oracle) and Julian Sequeira (ex-AWS) as they share real-world insights on mastering the developer mindset, crushing imposter syndrome, and navigating your career with confidence.
Whether you are a self-taught beginner stuck in tutorial hell or a senior dev looking for that extra edge, we cut through the fluff to help you build a career you love.
Website: https://pybit.es Julian: https://www.linkedin.com/in/juliansequeira/ Bob: https://www.linkedin.com/in/bbelderbos/
HOSTED BY
Julian Sequeira & Bob Belderbos
CATEGORIES
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Frequently Asked Questions
How many episodes does Pybites Podcast have?
Pybites Podcast currently has 219 episodes available on PodParley. New episodes are automatically indexed when they're published to the podcast feed.
What is Pybites Podcast about?
The Pybites Podcast - Insights to become a world-class developer. Coding is only half the battle. To truly succeed in the tech industry, you need more than just syntax, you need strategy. The Pybites Podcast is your weekly mentorship session on the soft skills and career skills that senior...
How often does Pybites Podcast release new episodes?
Pybites Podcast publishes regularly with 219 episodes available. Check the episode list for the typical release schedule.
Where can I listen to Pybites Podcast?
You can listen to Pybites Podcast on PodParley by clicking any episode. We provide an embedded audio player for direct listening, and you can also subscribe via your preferred podcast app using the RSS feed.
Who hosts Pybites Podcast?
Pybites Podcast is created and hosted by Julian Sequeira & Bob Belderbos.
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