Switch to English?
Yes
Переключитись на українську?
Так
Переключиться на русскую?
Да
Przełączyć się na polską?
Tak
  1. Freelancers

Alexandr Croitor

Offer Alexandr work on your next project.

Moldova Kishinev, Moldova
2 days 11 hours back
Available for hire available for hire
1 project underway
1 Safe completed
11 months 11 days back
1 client
age 20 years
on the service 1 year
  • web developer
  • express.js
  • Basic: Python
  • PostgreeSQL
  • telegram python bot
  • HTML/CSS/JavaScript/jQuery
  • React/TypeScript
  • react/next
  • python
Freelancer Alexandr C. — Moldova, Kishinev. Core skill — Web Programming, Javascript and Typescript

Rating

Successful projects
No data
Average rating
No data
Rating
562
Web Programming
1144 place out of 6432
Javascript and Typescript
189 place out of 3452

Skills and abilities

Programming

Administration

Portfolio


  • CV

    CV — example of freelancer's portfolio work in category
    Curriculum vitae
  • 1800 USD

    Casino

    PHP
    •Designed and implemented a high-performance analytics system for game events (RTP, jackpots, bonus sessions)
    •Built frontend using Vue for session and player control
    •Developed backend services using Go, PHP, JavaScript
    •Implemented ETL pipelines and integrated external game APIs
    … •Stored and processed analytics in SQL and NoSQL databases
    •Optimized information processing by increasing throughput and analytics quality, implemented modern logging and information gathering systems such as Fluentd and Clickhouse for information gathering.
    •Accelerating performance by approximately 50% allowed us to implement about 70 more jackpots for analytics and work with them without any loss in performance.
    •devops, configuring containers, environments, and automation on Linux servers using Terraform + Ansible, as well as using nix-like systems.
  • 800 USD

    Coboo-co

    Javascript and Typescript
    Writing a functional frontend for the commercial store Coboo-co
  • 200 USD

    graph-visualizer

    Javascript and Typescript
    An interactive graph visualizer with manual editing, random/complete graph generation, and visualization of common algorithms.
    Built with React + TypeScript using React Flow for interactive graph editing.

Reviews and compliments on completed projects 1

22 June 2025 116 USD
Refinement of the project on NodeJS and PHP

Quality
Professionalism
Cost
Contactability
Deadlines

Good developer. I recommend!

Oleksandr Syrot | Personal | Response review

Activity

  Projects underway 1
Develop a front-end of an e-commerce platform
87 USD

  Latest proposals 10
System Administrator / Technical Curator of the Platform (Atma Club)
25 USD
The mobile version is not working.
58 USD
Development of a website that will replace the current workflow in the company (Sharepoint -> Excel -> Power Bi)
5500 USD
Development of a client web portal for a logistics company
200 USD
Backend + Web for the Power Bank rental service through charging stations (QR / IoT)
232 USD
Customized CRM
2100 USD
Telegram bot
55 USD
Taxi application
1371 USD
React/Node.js Development Agency for Sports Tech Platform (Ongoing)
1000 USD
PHP/Laravel programmer for integrating APIs for automotive portals.
400 USD