What mistakes did you make when building your algo?

Summary

• The post is a general inquiry from a novice algorithmic trader asking experienced members of the r/algotrading community about common mistakes they made while developing their trading strategies.
• The author's thesis is not investment-related; rather, it's a request for educational advice to avoid common pitfalls in the algo development process.
• Quality assessment: This is a discussion prompt, not investment research or due diligence. It is noise from a direct trade signal perspective but offers qualitative insights into the process of algorithmic trading.