

DataTalks.Club
DataTalks.Club
DataTalks.Club - the place to talk about data!
Episodes
Mentioned books

Apr 1, 2022 • 56min
Hacking Your Data Career - Marijn Markus
We talked about:
Marijn’s background
Standing out in data science
Doing the opposite of what people tell you
Don’t shoot the messenger (carefully sharing your findings)
Advising the seniors
Bite off more than you can chew, then chew
Marijn’s side projects (finding value in doing things you find interesting)
Building a project portfolio
Marijn’s NGO project
The importance of a team
Open source intelligence (OSINT)
The importance of soft skills for data experts
Marijn’s LinkedIn growth strategy and tips
Links:
Twitter: https://twitter.com/MarijnMarkus
LinkedIn: https://www.linkedin.com/in/marijnmarkus/
Join DataTalks.Club: https://datatalks.club/slack.html
Our events: https://datatalks.club/events.html

Mar 25, 2022 • 52min
Visualising Machine Learning - Meor Amer
We talked about:
kDimensions
Being self-employed
Visual engineering
Constrain yourself to get creative
Coming up with ideas
Visualising difficult concepts
The process of creating visuals
Creating visuals
Learning to create visuals for engineers
Consuming with intention to create
Learning by breaking code
Earning with visuals
Adding visuals to blog posts
Meor’s book: visual introduction to deep learning
Links:
A Visual Introduction to Deep Learning by Meor Amer: https://gumroad.com/a/63231091
kDimensions website: https://kdimensions.com/
Book to learn about Figma: https://figmabook.com/
Jack Butcher's approach: https://www.youtube.com/watch?v=azhqc4K-GAE
Join DataTalks.Club: https://datatalks.club/slack.html
Our events: https://datatalks.club/events.html

Mar 18, 2022 • 50min
From Math Teacher to Analytics Engineer - Juan Pablo
We talked about:
Juan Pablo's Backround
Data engineering resources
Teaching calculus
Transitioning to Analytics
Data Analytics bootcamp
Getting money while studying
Going to meetups to get a job
Looking for uncrowded doors
Using LinkedIn
Portfolio
Talking to people on meetups
Eight tips to get your first analytics job
Consider contracts and temporary roles
Getting experience with non-profits
Create your own internship
Networking
Website for hosting a portfolio
I’m a math teacher. What should I learn first?
Analytics engineering
Best suggestion: keep showing up
Networking on online conferences
Communication skills and being organized
Links:
Website: https://www.thatjuanpablo.com/
Twitter: https://twitter.com/thatjuanpablo
BROKE teacher to FAANG engineer Twitter thread: https://twitter.com/thatjuanpablo/status/1475806246317875203
LinkedIn: https://www.linkedin.com/in/thatjuanpablo/
Join DataTalks.Club: https://datatalks.club/slack.html
Our events: https://datatalks.club/events.html

Mar 11, 2022 • 54min
From Data Science to Data Engineering - Ellen König
We talked about:
Ellen’s background
Why Ellen switched from data science to data engineering
The overlap between data science and data engineering
Skills to learn and improve for data engineering
Ways to pick up and improve skills (advice for making the transition)
What makes a data engineering course “good”
Languages to know for data engineering
The easiest part of transitioning into data engineering
The hardest part of transitioning into data engineering
Common data engineering team distributions
People who are both data scientists and data engineers
Pet projects and other ways to pick up development skills
Dealing with cloud processing costs (alerts, billing reports, trial periods)
Advice for getting into entry level positions
Which cloud platform should data engineers learn?
Links:
Twitter: https://twitter.com/ellen_koenig
LinkedIn: https://www.linkedin.com/in/ellenkoenig/
Join DataTalks.Club: https://datatalks.club/slack.html
Our events: https://datatalks.club/events.html

Mar 4, 2022 • 51min
Becoming a Data Engineering Manager - Rahul Jain
We talked about:
Rahul’s background
What do data engineering managers do and why do we need them?
Balancing engineering and management
Rahul’s transition into data engineering management
The importance of updating your skill set
Planning the transition to manager and other challenges
Setting expectations for the team and measuring success
Data reconciliation
GDPR compliance
Data modeling for Big Data
Advice for people transitioning into data engineering management
Staying on top of trends and enabling team members
The qualities of a good data engineering team
The qualities of a good data engineer candidate (interview advice)
The difference between having knowledge and stuffing a CV with buzzwords
Advice for students and fresh graduates
An overview of an end-to-end data engineering process
Links:
Rahul's LinkedIn: https://www.linkedin.com/in/16rahuljain/
Join DataTalks.Club: https://datatalks.club/slack.html
Our events: https://datatalks.club/events.html

Feb 25, 2022 • 54min
A/B Testing - Jakob Graff
We talked about:
Jakob’s background
The importance of A/B tests
Statistical noise
A/B test example
A/B tests vs expert opinion
Traffic splitting, A/A tests, and designing experiments
Noisy vs stable metrics – test duration and business cycles
Z-tests, T-tests, and time series
A/B test crash course advice
Frequentist approach vs Bayesian approach
A/B/C/D tests
Pizza dough
Links:
Jakob's LinkedIn: https://www.linkedin.com/in/jakob-graff-a6113a3a/
Product Analyst role at Inkitt: https://jobs.lever.co/inkitt/d2b0427a-f37f-4002-975d-28bd60b56d70
Join DataTalks.Club: https://datatalks.club/slack.html
Our events: https://datatalks.club/events.html

Feb 18, 2022 • 55min
Machine Learning System Design Interview - Valerii Babushkin
We talked about:
Valerii’s background
Who goes through an ML system design interview
System design VS ML System design
Preparing for ML system design interviews
Machine learning project checklist
The importance of defining a goal and ways of measuring it
What to do after you set a goal
Typical components of an ML system
Applying ML systems to real-world problems
System design and coding in interviews for new graduates
Humans in the validation of model performance
Links:
Valerii's telegram channel (in Russian): t.me/cryptovalerii
Join DataTalks.Club: https://datatalks.club/slack.html
Our events: https://datatalks.club/events.html

Feb 11, 2022 • 52min
Career Coaching - Lindsay McQuade
We talked about:
Lindsay’s background
Spiced Academy
Career coaching role
Reframing your experience
Helping with career problems
Finding what interests you
Tailoring a CV and “spray and pray”
Career coaching outside a bootcamp
Imposter syndrome
After bootcamp
Internships
Working with recruiters
Networking on LinkedIn
Links:
Lindsay's LinkedIn: https://www.linkedin.com/in/lindsay-mcquade/
Impostor questionnaire: http://impostortest.nickol.as/
Join DataTalks.Club: https://datatalks.club/slack.html
Our events: https://datatalks.club/events.html

Feb 4, 2022 • 53min
Product Management Essentials for Data Professionals - Greg Coquillo
We talked about:
Greg’s background
Responsibilities of Data Product Manager
Understanding customer journey
Interviewing business partners and decision-makers
Products sense, product mindset, and product roadmap
Working backwards
Driving the roadmap
Building a roadmap in Excel
Measuring success
Advice for teams that don’t have a product manager
Links:
Greg's LinkedIn: https://www.linkedin.com/in/greg-coquillo/
Join DataTalks.Club: https://datatalks.club/slack.html
Our events: https://datatalks.club/events.html

Jan 28, 2022 • 57min
Recruiting Data Professionals - Alicja Notowska
We talked about:
Alicja’s background
The hiring process
Sourcing and recruiting
Managing expectations
Making the job description attractive
Selecting profiles during sourcing
Profile keywords
The importance of a Master’s vs a Bachelor’s degree vs a PhD
Improving CV
Interview with the recruiter
Salary expectations
Advice for “career changers”
Cover letters
Data analysts
Double Bachelor’s degrees
The most difficult part of hiring
Coursera courses on the CV
Making a good impression on recruiters
Join DataTalks.Club: https://datatalks.club/slack.html
Our events: https://datatalks.club/events.html