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5 Professional Lessons I'm Carrying into 2026
Reflections from the past year - lessons about stakeholder management, priorities, boundaries, and more.
Jan 5
•
Manisha Arora
6
1
The Experimentation Playbook - Holiday Edition
A comprehensive, practical guide to experimentation for product and data teams, available this holiday season at a discounted price of $100 (original…
Dec 1, 2025
•
Manisha Arora
and
Banani Mohapatra
2
Recap of PrepVector's A/B Testing Weekend Workshop
A deep dive into our A/B Testing Weekend Workshop—key learnings, mentor insights, and how experimentation transforms data scientists into strategic…
Sep 25, 2025
•
Manisha Arora
1
The Myth of Feeling Ready in Your Career
Most of us fall into the trap of waiting until we feel ready. The truth? Readiness is not a starting point, it’s the outcome of taking small steps…
Sep 18, 2025
•
Manisha Arora
1
The Future of Data Science Interviews: What You Need to Know for 2025 and Beyond
Discover how data science interviews are evolving in 2025. Prepare for the skills and formats that will define success.
Sep 17, 2025
•
Manisha Arora
2
We’re Collaborating with StrataScratch — Here’s Why It’ll Change Your Data Career
PrepVector is partnering with Stratascratch to help data professionals strengthen programming skills and build analytical problem solving.
Sep 2, 2025
•
Manisha Arora
2
Level Up Your Data Game: 15 Pandas Functions Data Scientists Need to Master for Interviews [Part 2]
From aggregations and joins to time series transformations and feature engineering, this guide covers the must-know techniques to ace your next data…
Jun 19, 2025
•
Manisha Arora
,
Udit Manav
, and
Sai Kumar Bysani
3
2
Coding Under Pressure Isn’t the Same as Coding at Work
Why even strong data scientists struggle in interviews, and how to build the coding and communication skills to get through them with confidence.
Jun 17, 2025
•
Manisha Arora
6
Level Up Your Data Game: 15 Pandas Functions Data Scientists Need to Master for Interviews
Master the 15 most important Pandas functions every data scientist should know—complete with code, use cases, and interview-ready tips.
Jun 11, 2025
•
Manisha Arora
,
Sai Kumar Bysani
, and
Udit Manav
3
2
Crack the SQL Round Like a Pro: What Top Candidates Do Differently
Want to level up your data skills with SQL? This article breaks down exactly what to practice, how to think, and what interviewers look for.
Jun 10, 2025
•
Manisha Arora
and
Sai Kumar Bysani
5
2
Exploring, Learning, and Breaking Through: My Journey in Data Science
In this blog, we dive into Arnav's inspiring journey in Data Science — from his early curiosity and hands-on learning to the breakthroughs that shaped…
Jun 5, 2025
•
Manisha Arora
and
Arnav
1
Level Up Your Coding: SQL & Python for Real-World Data Work
You’ve learned the basics—now it’s time to code like a pro. Join our hands-on Weekend Masterclass to master production-ready SQL, Python, and OOP for…
Jun 3, 2025
•
Manisha Arora
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