Ukraine's #1 job service
Ігор
Javascript-програміст
- Considering positions:
- Javascript-програміст, Full-stack програміст
- City:
- Odesa
Contact information
The job seeker has provided: Phone numberMessenger
Name, contacts and photo are only available to registered employers. To access the candidates' personal information, log in as an employer or sign up.
You can get this candidate's contact information from https://www.work.ua/resumes/20650537/
Uploaded file
Quick view
version
This resume is posted as a file. The quick view option may be worse than the original resume.
Ihor Kosianenko
Frontend Developer / Fullstack JavaScript (Junior–Middle) | Remote | Global Market
Email: [open contact info ](look above in the "contact info" section) Phone / Telegram: [open contact info ](look above in the "contact info" section) LinkedIn:
[open contact info ](look above in the "contact info" section)
SUMMARY
Frontend / Fullstack JavaScript Developer with 2.5+ years of commercial experience delivering
production-ready financial web applications. Built and maintained scalable systems used by 1500+ users across
140+ departments. Experienced in React, Next.js, Node.js, MongoDB, Azure, enterprise authentication,
role-based access control, financial reporting, and CI/CD pipelines. Strong product mindset with hands-on
experience in performance optimization, backend refactoring, and replacing legacy systems with modern fullstack
solutions.
TECHNICAL SKILLS
Frontend: JavaScript (ES6+), React, Next.js, HTML5, CSS3, Mantine, Bootstrap, Chart.js, SWR
Backend: Node.js, Next.js API Routes, REST APIs, Authentication, Authorization, Email Services
Databases: MongoDB (schema design, aggregations, reporting), PostgreSQL (learning)
Cloud & DevOps: Microsoft Azure, Azure DevOps, CI/CD pipelines, Environment configuration, Cron jobs
Security: OAuth 2.0, Microsoft Entra ID (Azure AD), Role-Based Access Control (RBAC), Session validation
COMMERCIAL EXPERIENCE
Internal Financial Management Systems — Fullstack JavaScript Developer (Solo)
• Designed and developed two internal financial web applications from scratch using React, Next.js, Node.js, and
MongoDB
• Delivered production systems running for 1+ year with 1500+ active users across 140+ departments
• Implemented enterprise authentication via Microsoft Entra ID with OAuth redirect/callback flow
• Built role-based access control for users, management, HR, and finance departments
• Developed complex financial reports, aggregations, filters, and automated calculations
• Replaced 4 legacy software tools with a single scalable platform, reducing manual work and errors
• Led backend refactoring and performance optimization for v2 release (+22 reports and functional blocks)
EDUCATION & CERTIFICATIONS
Bachelor’s Degree — Engineer of Communication Systems
Technical College — Computer Engineering
Microsoft Azure Fundamentals (AZ-900) — Microsoft
Advanced React — Meta
Intermediate PostgreSQL — University of Michigan
JavaScript Programming Essentials — IBM
LANGUAGES
English — Technical documentation: with translator | Written communication: comfortable
Frontend Developer / Fullstack JavaScript (Junior–Middle) | Remote | Global Market
Email: [
[
SUMMARY
Frontend / Fullstack JavaScript Developer with 2.5+ years of commercial experience delivering
production-ready financial web applications. Built and maintained scalable systems used by 1500+ users across
140+ departments. Experienced in React, Next.js, Node.js, MongoDB, Azure, enterprise authentication,
role-based access control, financial reporting, and CI/CD pipelines. Strong product mindset with hands-on
experience in performance optimization, backend refactoring, and replacing legacy systems with modern fullstack
solutions.
TECHNICAL SKILLS
Frontend: JavaScript (ES6+), React, Next.js, HTML5, CSS3, Mantine, Bootstrap, Chart.js, SWR
Backend: Node.js, Next.js API Routes, REST APIs, Authentication, Authorization, Email Services
Databases: MongoDB (schema design, aggregations, reporting), PostgreSQL (learning)
Cloud & DevOps: Microsoft Azure, Azure DevOps, CI/CD pipelines, Environment configuration, Cron jobs
Security: OAuth 2.0, Microsoft Entra ID (Azure AD), Role-Based Access Control (RBAC), Session validation
COMMERCIAL EXPERIENCE
Internal Financial Management Systems — Fullstack JavaScript Developer (Solo)
• Designed and developed two internal financial web applications from scratch using React, Next.js, Node.js, and
MongoDB
• Delivered production systems running for 1+ year with 1500+ active users across 140+ departments
• Implemented enterprise authentication via Microsoft Entra ID with OAuth redirect/callback flow
• Built role-based access control for users, management, HR, and finance departments
• Developed complex financial reports, aggregations, filters, and automated calculations
• Replaced 4 legacy software tools with a single scalable platform, reducing manual work and errors
• Led backend refactoring and performance optimization for v2 release (+22 reports and functional blocks)
EDUCATION & CERTIFICATIONS
Bachelor’s Degree — Engineer of Communication Systems
Technical College — Computer Engineering
Microsoft Azure Fundamentals (AZ-900) — Microsoft
Advanced React — Meta
Intermediate PostgreSQL — University of Michigan
JavaScript Programming Essentials — IBM
LANGUAGES
English — Technical documentation: with translator | Written communication: comfortable
Similar candidates
-
Javascript-програміст
Odesa, Remote -
Javascript-програміст
60000 UAH, Odesa, Remote -
Javascript-розробник
40000 UAH, Odesa -
Javascript-програміст
Odesa, Remote -
Javascript-програміст
Odesa, Dnipro , more 4 cities -
Розробник JavaScript
Odesa, Dnipro , more 2 cities
Compare your requirements and salary with other companies' jobs:
The candidate's resume is posted at https://www.work.ua/resumes/20650537/