GRIT
// Human-led · AI-powered

Find the pain.
Build the fix.

A one-person studio that builds automation and custom tools for real business problems — faster than an agency, more capable than a freelancer. Human judgment. AI execution.

Describe your problem Scroll to learn more
01 — How we work

You bring the problem.
We design the solution
and build it.

Agency Freelancer GritCore
Speed Months Weeks Days→Wks
Judgment Team Limited Human
Overhead High Low Zero
Complexity Yes Sometimes Yes
Direct access Never Sometimes Always
→ Step 01
Understand the Problem
Before anything is built, we go deep on the problem. What's breaking, why it's breaking, and what solving it is actually worth. No assumptions. No guessing.
→ Step 02
Design the Solution
This is where human judgment matters most. We map out the right architecture — what to automate, what to custom-build, what to skip entirely. AI agents execute. A human decides.
→ Step 03
Build Fast, Ship Clean
AI-powered development means faster delivery without cutting corners. You get agency-quality output at a fraction of the time and cost.
→ Step 04
Iterate Until It Works
Shipping is the beginning, not the end. We stay with the problem until the solution actually solves it. Fixed scope or ongoing — your call.

"Agencies are too slow. Freelancers lack depth. Off-the-shelf tools don't fit. That gap is exactly where GritCore works — complex enough to handle real problems, lean enough to move fast."

GritCore · Founding Principle
02 — Who we help
// Automation
You're doing manually what a machine should be doing
Repetitive tasks, copy-paste workflows, manual reporting. You know it's solvable — you just don't have the time or team to build the fix.
// Custom tooling
You need something that doesn't exist yet
Your problem is too specific for off-the-shelf software. A custom tool built once would save you hours every week — but agencies want 3 months and a big budget.
// Complexity
Your problem is real but hard to explain to a developer
The logic is complex. The edge cases matter. You need someone who can understand the full picture — not just write code to a spec.
Python· AI Agents· n8n· Node.js· PostgreSQL· GPT-5· AWS· Zapier· Custom APIs· Webhooks· React· Automation· Blockchain· Product Mgmt· Python· AI Agents· n8n· Node.js· PostgreSQL· AWS· Zapier· Custom APIs· Webhooks· React· Automation· Blockchain· Product Mgmt·
03 — Built by
// Founder
MIKALAI
BUSHUK
Architect · Builder · Orchestrator

15+ years across traffic systems, product management, blockchain, and large-scale platform engineering. I've built solo, led teams of 100+, and managed systems handling 80,000+ requests per second.

My edge is range. I can take on complex, varied problems and see them through — because I understand both the business side and the technical side. AI agents give me the execution speed. Experience gives me the judgment.

GritCore is lean by design. No account managers, no overhead, no hand-offs. You work directly with the person solving your problem.

15+
Years building on the internet
80K
RPS — largest system managed
100+
People coordinated on single project
0→1
MVPs built from scratch, solo
04 — Get in touch

Talk to the person
doing the work.

No forms. No intake calls. No account managers. Reach me directly — I'll tell you honestly if I can help, what it takes, and what it costs.

Email → LinkedIn → Telegram →
// What happens next
01
You reach out
Send a message on any channel. No form, no waitlist.
02
Honest answer in <24h
I'll tell you if I can help, roughly what it'll take, and whether it makes sense to talk.
03
Scope call if there's a fit
30 min. We go deep on the problem. I come back with a clear plan and a fixed price.
No pitch. No upsell. Just an honest conversation.