This content originally appeared on DEV Community and was authored by I.K
Hello everyone! This week I began my daily learning journey — diving into System Design concepts (via the roadmap.sh System Design Roadmap) and solving DSA challenges on LeetCode.
✅ 7 days straight of showing up. Here are the highlights:
🏗 System Design Concepts Covered
- Latency vs Throughput → Learned how speed (latency) and volume (throughput) trade off in system performance.
- Consistency Patterns → Strong, Weak, and Eventual — and where each makes sense (finance vs gaming vs social media).
- Availability Patterns → Redundancy, Replication, Load Balancing, Circuit Breakers, etc.
- Failover → Active-passive vs active-active setups, and why resilience always adds complexity.
💡 Biggest Insight: System Design is about trade-offs, not absolutes. You never get high availability, high consistency, and high performance all at once.
💻 DSA Problems Tackled
- Regular Expression Matching (hard) → Recursive approach stretched my thinking.
- Integer ↔ Roman Conversions → Dictionary lookups + loops made the logic clean.
- Longest Common Prefix → Sorting trick was an elegant win.
💡 Biggest Insight: For DSA, sometimes brute force teaches you the problem space — but the best solutions come from reframing (like sorting or recursion).
🏆 Week 1 Reflections
- Showed up daily despite challenges (some problems took 2–3 hours).
- Learned to balance deep dives (like regex recursion) with practical clarity (like Roman numeral conversions).
- Seeing patterns emerge between System Design and DSA: both are about trade-offs and structured problem solving.
🚀 What’s Next (Week 2 Goals)
- Push into more advanced system design topics (e.g., gRPC, DB sharding, caching strategies).
- Continue solving medium/hard LeetCode problems, but improve on timeboxing solutions.
- Start sharing shorter code insights to make posts even more practical for readers.
🤝 Let’s Connect!
That’s Week 1 in the books 🎉.
If you’ve been following along, I’d love to hear:
- Which System Design trade-off do you find most challenging in real projects?
- What’s your DSA strategy — brute force first or optimal-first thinking?
- Or just drop a 💡 to celebrate learning and consistency!
Your engagement helps me keep momentum, and I’d love to make Week 2 even better — for me and for everyone reading 🚀.
This content originally appeared on DEV Community and was authored by I.K
I.K | Sciencx (2025-09-05T21:30:45+00:00) 📅 Week 1 Recap: System Design + DSA Journey. Retrieved from https://www.scien.cx/2025/09/05/%f0%9f%93%85-week-1-recap-system-design-dsa-journey/
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