Aleksandr Kariakin
Verified Expert in Engineering
Software Developer
Kuala Lumpur Federal Territory of Kuala Lumpur, Malaysia
Toptal member since November 5, 2024
Aleksandr is an experienced back-end developer with over four years in the field. He focuses on Ruby and Python development, CI/CD streamlining, and DevOps methodologies. Proficient at problem-solving and debugging, Aleksandr is known to enhance workflows quickly. He uses a practical collaborative approach to work with diverse teams and provide scalable and efficient solutions.
Portfolio
Experience
- Ruby - 4 years
- Ruby on Rails (RoR) - 4 years
- RSpec - 3 years
- Jenkins - 2 years
- Kubernetes - 2 years
- GitHub Actions - 2 years
- Python - 1 year
- OpenAI - 1 year
Work Experience
Back-end Developer
Toptal
- Developed and maintained features for the company's primary platforms and service applications using Ruby on Rails.
- Engaged in a team to optimize developer workflows, reducing bottlenecks in other teams' experiences and improving the efficiency of CI/CD processes.
- Applied an automated testing system, reducing deployment time and increasing developer satisfaction by 32%.
- Migrated several legacy Jenkins workflows to GitHub Actions, standardizing CI practices and eliminating bottlenecks.
- Enhanced and simplified the company's deployment process for managing app deployments via Slack.
- Improved Kubernetes cloud infrastructure, reducing costs by 40% and increasing testing speed by 50%.
- Participated in and later headed a Python project involving AI in developers' work processes.
Junior Back-end Engineer
Web Creator
- Debugged and optimized legacy codebases for eCommerce platforms, reducing load times by 10%.
- Introduced a comprehensive testing system for legacy projects, improving code stability.
- Incorporated payment gateways and cargo delivery systems, enhancing user experience for online stores.
Founder
Budka52
- Headed a company that produced wood products. Supervised technical processes and production optimization.
- Developed and launched over seven custom websites for my business using Joomla, Adobe Muse, and OpenCart.
- Merged websites with marketing tools to improve online visibility and drive traffic.
Project History
AI-powered App for Knowledge Base Optimization
Distributed RSpec and Cucumber Testing Solutions
Education
Master's Degree in Heating and Ventilation Systems
Nizhny Novgorod University of Architecture and Civil Engineering - Nizhny Novgorod, Russia
Certifications
LangGraph (AI)
Udemy
LangChain (AI)
Udemy
Certified Kubernetes Administrator
The Linux Foundation
Elasticsearch
Udemy
RSpec
Udemy
Skills
Tools
Jenkins, RSpec, Cucumber, Grafana, Adobe Muse, PyCharm, RubyMine
Languages
Ruby, Python
Frameworks
Ruby on Rails (RoR), LangGraph, Ruby on Rails 7
Platforms
Docker, Kubernetes, Joomla, OpenCart
Paradigms
Object-oriented Programming (OOP)
Storage
PostgreSQL, Elasticsearch
Other
GitHub Actions, CI/CD Pipelines, Artificial Intelligence (AI), Generative Artificial Intelligence (GenAI), Large Language Models (LLMs), Retrieval-augmented Generation (RAG), OpenAI, LangChain, Engineering, Cursor AI
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