You will get Debug & Bug fixing: NestJS, TS, Node.js, React, HTML, CSS Full-Stack

4.9

Let a pro handle the details

Buy Web Programming Bug Fixes services from Vitalii, priced and ready to go.
4.9

Let a pro handle the details

Buy Web Programming Bug Fixes services from Vitalii, priced and ready to go.

Project details

Efficient error resolution characterized by a systematic approach and extensive practical experience. Swift diagnosis and rectification of issues are ensured through a comprehensive understanding of coding languages.
Programming Languages
HTML & CSS, JavaScript, TypeScript
Coding Expertise
Performance Optimization, Security, W3C Markup Validation Service
What's included
Service Tiers Starter
$20
Standard
$50
Advanced
$100
Delivery Time 2 days 3 days 3 days
Number of Revisions
UnlimitedUnlimitedUnlimited
Bug Investigation
Fix Documentation
Detailed Code Comments
4.9
6 reviews
100% Complete
1% Complete
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1% Complete
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1% Complete
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1% Complete
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AR

Adrian R.
5.00
Apr 5, 2024
Dashboard project What a great guy. Smart, kind and a delight to work with.

DC

Dmytro C.
5.00
Sep 6, 2023
Simple development task I want to express my sincere gratitude for the work you've done! Working with a freelancer like you has truly been a pleasure. Not only have you demonstrated high professionalism and expertise in your field, but you've also shown exceptional responsibility, attention to detail, and a willingness to accommodate my requests. Thanks to your professional approach, the project was delivered on time and exceeded all my expectations. I look forward to future collaborations and will definitely recommend you to my partners and colleagues!

KH

Kassim H.
4.50
Jul 17, 2023
React JS Auth (Google, Facebook & MS) route & hooks developer. Nice to work with, very good developer. I look forward to working with you again. thank you

OM

Oren M.
5.00
Jan 23, 2023
Devs needed for Next.js Typescript website Thank you for a job well done

LH

Lars H.
5.00
Nov 22, 2022
Need a javascript guru for front end development
Vitalii Y.Status: Offline

About Vitalii

Vitalii Y.Status: Offline
Engineer DCE (Deterministic Causal Environment)
100% Job Success
4.9  (6 reviews)
Kyiv, Ukraine - 9:43 am local time
I design infrastructure for complex processes where results cannot be lost due to agent failures, retries, or system restarts.
In my systems, the process is the primary entity, state is derived strictly from events, and agents act as replaceable executors.
The architecture is based on deterministic state transitions, event sourcing, and DAG as a law of causality.
This guarantees reproducibility, recovery, and forward progress toward completion.

Steps for completing your project

After purchasing the project, send requirements so Vitalii can start the project.

Delivery time starts when Vitalii receives requirements from you.

Vitalii works on your project following the steps below.

Revisions may occur after the delivery date.

Thorough Problem Analysis and Data Review

Analyze the client's problem description. Review provided screenshots or videos of the issue. Examine available error logs or other relevant information about the problem.

Issue Reproducibility Check

Attempt to reproduce the issue in a testing environment. Identify the specific actions or conditions triggering the problem. Document steps for issue reproduction for further analysis.

Review the work, release payment, and leave feedback to Vitalii.