03/19/2026 updated

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100 % available

Full Stack Software Engineer

Kazakhstan
Worldwide
Electrical Power Engineering
Kazakhstan
Worldwide
Electrical Power Engineering

Profile attachments

Kelman_Erasyl_Software_CV.pdf

Secure Shell (SSH)PHPApplication Programming Interfaces (APIs)ArchitectureAutomationData VisualizationLinuxDevOpsProtocol BuffersInfrastructure ManagementPython (Programming Language)PostgreSQLMySQLPerformance TuningResponsive Web DesignSystems ArchitectureWeb ApplicationsReact.jsVue.jsBackendGitFastAPIServer MigrationFull Stack DevelopmentWeb TechnologiesFront End Software DevelopmentApi DesignDatabase AdministrationDocker
Full Stack Development
Expertise in building high-performance applications with Python FastAPI backends and React/Vue.js frontends, including migration of complex frontend architectures and scalable API development

Backend Architecture
Advanced skills in developing scalable backend systems using FastAPI, ClickHouse, Protobuf, and Alembic for complex data logic and high-performance API endpoints

Modern Web Technologies
Proficiency in Progressive Web Apps development, responsive web design, and building seamless offline capabilities with mobile-first experience

Database Management
Experience with ClickHouse, PostgreSQL, MySQL for performance optimization and data visualization

Legacy System Modernization
Skills in maintaining and optimizing legacy PHP applications and managing infrastructure migrations

DevOps and Infrastructure
Knowledge of Docker, Linux/SSH, Git, and server migration from shared hosting to dedicated environments

API Integration
Experience in integrating third-party APIs and building specialized automation tools like Telegram bots

System Architecture
Monorepo management and framework migration expertise from Vue to React

Experience

Professional experience0 - 5 years
Freelancer since2025

Languages

EnglishGoodRussianNative speaker

Project history

Full Stack Engineer

Raccoon AI
Developing scalable API endpoints using Python FastAPI, executing strategic migration from Vue.js to React with Monorepo structure, building high-performance PWA applications, and developing interactive dashboards with complex data visualization

PHP Developer

Modern Trading Solutions Commodity Exchange
Maintained and optimized mission-critical trading platform built on legacy PHP 5.4, designed and implemented new functional modules, managed infrastructure migration from shared hosting to dedicated server, and debugged complex backend issues

Full Stack Engineer

Panda Innovations
Developed backend and frontend for platform dodoc.kz, enhanced and maintained various internal platforms using PHP Laravel and Python Django, implemented responsive web design, and integrated third-party APIs with Telegram bot development

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