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Niraj Kumar
Niraj Kumar

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The Algorithm, The New Year's Resolution: Your 2026 Coding Interview Manifesto

A real talk about rising above the noise when the tech world feels impossible.


A conceptual high-tech header image representing a journey through complexity

Let's Not Pretend Everything Is Fine

You've seen the headlines. You've doom-scrolled through them at 2 AM.

"Tech Giants Cut 150,000 Jobs in 2025"

"Entry-Level Hiring Down 73%"

"AI Is Replacing Junior Developers"

And maybe you've felt that familiar sinking feeling. The one where you wonder if those late nights learning to code were even worth it. Where you question whether there's still a seat at the table for someone just starting out.

Here's what nobody tells you: that feeling is valid.

The data is brutal. According to SignalFire, fresh graduate hiring at big tech has dropped by more than 50% in three years. In San Francisco, over 80% of "entry-level" jobs now require two years of experience. That's not entry-level (that's companies wanting experienced workers at entry-level pay).

Companies like Salesforce and Shopify have openly said they're meeting growth needs with AI, not humans. The average age of technical hires has jumped three years since 2021.

So yeah. It's not in your head. The game has changed.

But here's the thing about games that change: they still have winners.


The Plot Twist Nobody's Talking About

While everyone's panicking about AI taking jobs, something interesting is happening.

The same AI tools that are "replacing" junior developers? They're also democratizing knowledge like never before. The same disruption that's closing some doors is opening others — if you know where to look.

Here's the uncomfortable truth that companies won't say out loud: they're not hiring fewer juniors because juniors are worthless. They're hiring fewer juniors because they can't afford to train people who don't already understand fundamentals.

Read that again.

When AI can handle boilerplate code, what becomes valuable? The human who understands why that code works. The person who can debug when the AI hallucinates. The developer who grasps algorithms deeply enough to know when the elegant solution isn't the right solution.

The bar hasn't disappeared. It's been raised.

And that's actually good news — because raising your game is entirely within your control.


Why January 1st Hits Different This Year (2026)

Every year, millions of people promise themselves they'll "learn to code" or "prep for interviews." By February, those VS Code windows are gathering dust and that Udemy course sits at 12% complete.

But 2026 isn't every year.

This year, that New Year's resolution isn't a nice-to-have. It's survival. It's your ticket to standing out in a market where companies are receiving 500+ applications for every junior role.

The good news? You don't need to be a genius. You don't need to have started coding at age 12. You don't need a Stanford degree.

What you need is something most people never develop: stacked learning.


The Stacking Principle: Why Most People Fail

Here's how most people approach algorithm practice:

Monday: "I'll do a LeetCode problem!"

Spends 2 hours on a Medium, gets nowhere, feels stupid

Tuesday: "Maybe I'll try an Easy one"

Solves it by looking at the solution, feels empty

Wednesday-Sunday: Literally anything else

Next Monday: "Where was I again?"

Sound familiar? No judgment. We've all been there.

The problem isn't effort or intelligence. It's architecture.

Algorithms and mathematics aren't like learning random facts. You can't just "pick up" dynamic programming the way you might learn a new API. These concepts are hierarchical — each layer depends on the one below.

A vertical hierarchy of glass-like layers or blocks representing Stacked Learning

Skip a layer, and the whole thing collapses. You'll "kind of" understand things but never deeply enough to solve problems you haven't seen before.

This is why most people spend months "practicing" but never actually improve.


Enter: StructWeave

StructWeave exists because talented developers often fail for the wrong reasons.

It's a collection of algorithm problems. But not like you've seen before.

No solutions. Seriously. Because, copying solutions teaches you nothing except how to copy solutions. Instead, you get:

  • 3-tier hint systems that nudge without spoiling
  • "Why This Matters" sections connecting abstract problems to real engineering
  • Complexity analysis tables comparing brute force to optimal
  • Spaced repetition checklists based on actual cognitive science

And here's the part that matters for 2026: Foundation tier.

Twenty problems specifically designed to build mathematical intuition before you touch "real" algorithm problems. Modular arithmetic. Number theory. Pattern recognition. The stuff that makes everything else click.

Because you can't learn calculus if you're shaky on algebra. And you can't master dynamic programming if loops still feel magical.


The 17 Patterns That Solve 90% of Interview Questions

A conceptual abstract network visualization representing 17 Patterns

Here's an industry secret: there are only about 17 core patterns that appear in technical interviews. Over and over again.

Two Pointers. Sliding Window. Binary Search. BFS/DFS. Dynamic Programming. Backtracking.

Once you actually understand these patterns — not memorize, understand — interview problems stop being puzzles and start being pattern recognition exercises.

Our brains are pattern-matching machines. Feed yours the right patterns, and suddenly that "impossible" interview question looks suspiciously like something you've seen before.

StructWeave organizes everything around these 17 patterns. Each pattern has:

  • A mental model (not just steps, but why it works)
  • A decision flowchart (when to use it vs. alternatives)
  • Progressive problems from "I get it" to "I've mastered it"
  • Common mistakes (and how to avoid them)

The Spaced Repetition Secret

A minimalist 3D abstract representation of growth and consistency over time

You've probably heard of spaced repetition for language learning. Anki. Duolingo. That whole thing.

But here's what most people don't realize: it works for maths, algorithms, and everything else.

The research is clear. Solving a problem once teaches you almost nothing. Solving it again three days later? Much better. A week later? Now it's starting to stick. A month later? It's becoming automatic.

This is why StructWeave problems have practice checklists:

Spaced Repetition Tracker:
- [ ] Day 1: Initial solve
- [ ] Day 3: Solve without hints
- [ ] Day 7: Explain the concept
- [ ] Day 14: Optimize if possible
- [ ] Day 30: Quick review
Enter fullscreen mode Exit fullscreen mode

It's not glamorous. There's no shortcut. But after 90 days of this, you'll understand algorithms better than people who've been "practicing" for years.


2026! A Different Kind of New Year's Resolution

A conceptual 3D visualization of a timeline or roadmap

Most resolutions fail because they're vague. "Get better at coding" isn't a plan — it's a wish.

Here's an actual plan:

January: Foundation & Core Patterns (Weeks 1-4)

Focus on F001-F020 and high-frequency patterns: Two Pointers, Sliding Window, Hash Maps, and Binary Search.

  • Mathematical intuition & Big Integer
  • Two Pointers & Sliding Window
  • Hash Maps & Binary Search

Time commitment: 60 minutes daily.

February: Advanced Patterns (Weeks 5-8)

Dynamic Programming, Backtracking, and Graphs. The patterns that separate "good" from "exceptional."

Time commitment: 90 minutes daily.

March: Mock Interviews & Polish (Weeks 9-12)

Apply everything under time pressure. Explaining your thinking out loud.

By April, you're not the same person who started in January.


The Part Where Things Get Real

This isn't easy. It's not supposed to be.

There will be days when a problem makes you feel genuinely stupid. Days when you stare at your screen, and nothing makes sense. Days when you wonder if you're even cut out for this.

Those days are not signs you should quit. There are signs you're actually learning.

Psychologist Mihaly Csikszentmihalyi called this the "flow state": that zone where you're challenged enough to be engaged but not so overwhelmed that you give up. His research showed that this state is where real growth happens.

The problems that frustrate you today become the problems you solve in seconds next month. That's not motivational poster nonsense: that's neuroscience.


Rising Above the Crowd

Here's the final truth: yes, the market is brutal. Yes, AI is changing everything. Yes, companies are being ridiculous about "entry-level" requirements.

But you know what hasn't changed?

The best engineers are still getting hired.

Not the ones with the fanciest degrees. Not the ones with the most connections. The ones who can actually solve problems. The ones who understand fundamentals deeply enough to learn anything (Meta-Learning). The ones who've put in the reps.

The market isn't closing. It's filtering.

And every hour you spend building genuine understanding — not memorizing, not shortcutting, actually understanding — puts you further ahead of the people waiting for things to "get better."

Things don't get better. You get better.


Your Move

It's 21st December 2025. 10 Days left for the new year.

You can scroll past this, tell yourself you'll start "when things calm down," and check back in a year from the same place.

Or you can start today. One Foundation problem. Thirty minutes. See how it feels.

StructWeave is free. It's open source. No paywalls, no upsells, no "premium tier" gatekeeping.

Just problems. Hints. Patterns. And the quiet work of getting genuinely good at something that matters.

The algorithm that changes everything isn't in a problem set.

It's the one you're running in your head right now, deciding what to do next.

Choose wisely.


StructWeave
Progressive set of problems · 17 patterns · Zero shortcuts
Start your journey →


Written for everyone who's ever felt left behind by the tech industry's chaos. You're not behind. You're just getting started.


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