
Fixes, Audits & App Rescue - Starter
The package
$99USD /project
Launch offer$6435% off for the first 5 clients
- Timeline
- 1-3 days
- Ideal for
- Founders and small teams with one annoying bug or a small change, who want it done properly without hiring anyone.
- Where I work from
- Rajshahi, Bangladesh · remote worldwide · UTC+6
A single defined problem in your existing app, fixed at the cause rather than patched over, delivered as a pull request with a short note on what was wrong.
Key features
- One Defined Fix
- Root-Cause Note
- Pull Request
- Tested
- 7-Day Follow-Up
01What's included
- One defined bug fix or small change (up to about 3 hours of work)
- Works on Next.js, React, NestJS, Node.js and TypeScript codebases
- Short root-cause note explaining what was wrong
- Pull request in your own repository
- Tested before hand-off
- 7 days of follow-up on the same issue
02Not included
- New features
- Redesigns
- Codebases outside JavaScript and TypeScript
Case studies
Shipped work like this
Projects built with the same stack and patterns.
Robbie Boyle · EdTech / Corporate Training
Virtual Client — Multi-Tenant AI Voice Coaching Platform
Teams rehearse live conversations against AI personas and get rubric-scored feedback.
- Practice sessions
- ~2,500
- Security tests
- 370+
- Collections hardened
- 8
Testimonials
What clients say
“This project was handled in an excellent way. The seller understood the task clearly. Progress updates were helpful. The final output was accurate and polished. Everything arrived as promised. Glad to recommend this seller.”
Alexi Denise
Individual client
“He successfully completed all my tasks quickly and with excellent quality.”
Imran Mohammed
“Great work. Great communication, and a quick turnaround. I'd definitely order again.”

Agrossen
How the engagement works
Fixed price in USD
The proposal states the total, the milestones and what is excluded before any work starts.
Milestone payments
Typically 40% to start, 40% at the mid-point demo and 20% on handoff.
You own everything
Source code in your own GitHub organisation and full IP assignment on final payment.
Pay the way you prefer
Wise, Payoneer, international bank transfer, or Stripe invoicing for cards.
Next step
Ready to get started?
Starting at $99 for this package
Launch offer$6435% off for the first 5 clients
Different scope or budget? Custom offers are welcome.
Related projects
Case studies built with the same stack and patterns.
Related reading
Costs, architecture and how-to guides for this kind of work.
Other tiers
Compare packages
ProfessionalRecommended
Code and performance audit with a priced fix plan
$249USD /project
Launch offer$16235% off for the first 5 clients
Book an AuditFull details and case studies- Timeline
- 3-5 days
- Ideal for
- Teams who inherited a codebase, or are about to raise or sell, and want a clear picture of its condition before spending more on it.
What's included
- Review of codebase, dependencies and deployment setup
- Performance check (Core Web Vitals, slow queries, bundle size)
- Security basics check (auth, secrets, input validation)
- Written report ranked by impact and effort
- Fixed-price quote for each recommended fix
- 60-minute walkthrough call
Not included
- Implementing the fixes
- Penetration testing
- Compliance audits
Enterprise
Rescue a broken, stalled or AI-generated app
$549USD /project
Launch offer$35735% off for the first 5 clients
Rescue My AppFull details and case studies- Timeline
- 1-2 weeks
- Ideal for
- Non-technical founders whose AI-built or unfinished app works in a demo but breaks with real users, and who need it launched rather than rebuilt.
What's included
- Triage of a stalled, broken or AI-generated app (Lovable, Bolt, v0, Cursor)
- Fix of the launch-blocking bugs agreed in the written scope
- Sign-in, data and payment flows made reliable
- Secrets and environment configuration cleaned up
- Deployment on your own hosting with a custom domain
- Error tracking and basic tests on the critical paths
- Handover document and walkthrough call
- 2 weeks of support after the rescue
Not included
- Full rewrites
- New features beyond the agreed scope
- Native mobile apps