LEAD SOFTWARE ENGINEER

SUMMARY

Experienced Lead Software Engineer with 10+ years in the industry and deep expertise in Ruby ecosystem. Started career with PHP (2 years) before transitioning to Ruby, becoming a technical leader.

🔧 Technical Expertise:

• Full-stack web development with Ruby on Rails, JavaScript/TypeScript, and modern cloud technologies
• Strong experience with microservices architecture, RESTful APIs, and automated testing
• Proficient in CI/CD, Cloud platforms (AWS, Azure, GCP), and DevOps practices

👥 Leadership Experience:

• Currently serving as Engineering Team Lead and Resource Manager
• Led cross-functional teams
• Expertise in people management, mentoring junior developers, and driving technical excellence

🌱 Continuous Learning:

• Passionate about staying current with latest web technologies and development practices
• Personal interests: DevOps (home lab), IoT, drones, electronics design, and Artificial Intelligence
• Actively building AI-powered projects and exploring modern development tools

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WORK EXPERIENCE

💼 March-2026 - Present - EPAM Systems

Project Roles: Software Engineer
Client: EPAM Internal — DIAL
Client Description: Enterprise AI Platform
EPAM Project Description: AI DIAL is an enterprise-grade open-source platform for secure LLM orchestration. The QuickApps module is a composer for building DIAL applications from reusable tools — enabling declarative wiring of LLM orchestrators, MCP servers, and REST APIs via JSON-schema-validated manifests.
Tools and Technologies: Python, FastAPI, Injector, Poetry, Docker, pytest, MCP (Model Context Protocol), Azure OpenAI, Anthropic, Vertex AI
Team: Cross-functional AI platform team

Responsibilities:

• Develop and maintain the QuickApps backend — a framework for composing AI applications from reusable tools and integrations
• Write unit and integration tests using pytest; maintain code quality with Black, isort, flake8, mypy

💼 Jul-2025 - Feb-2026 - EPAM Systems

Project Roles: Engineering Team Lead
Client: Aglient - iLab
Client Description: Life Sciences Technology
EPAM Project Description: Agilent’s iLab is a web-based asset and laboratory management software designed to centralize and streamline the operations of research core facilities and other shared resource laboratories.
Tools and Technologies: Ruby, RubyOnRails, MariaDB, Solr/Sunspot, Redis, jQuery
Team: BA, 2 QA, 3 Full-stack Ruby developer, Data Integration Engineer, Architect\

Responsibilities:

• Assisted the Delivery Manager in forming and structuring a cohesive development team.
• Conducted interviews to assess and select candidates based on technical and cultural fit.
• Drove technical excellence across the team and provided mentorship to junior developers.
• Planned and refined implementation strategies for integrating new features into legacy systems.
• Led a team of 3 developers and 2 QA engineers to ensure efficient collaboration and delivery.
• Oversaw the development and execution of new features within the application.
• Performed detailed code reviews to maintain high-quality standards and optimize performance.
• Communicated effectively with the customer team to align on requirements and deliverables.

💼 May-2024 - Jul-2025 - EPAM Systems

Project Roles: Engineering Team Lead, Developer
Client: Ticketmaster
Client Description: Business Information & Media
EPAM Project Description: Platform and Product Development for Ticketmaster Universe Platform
Tools and Technologies: Ruby, RubyOnRails, ReactJS, PostgreSQL, MongoDB, ArgoCD, Google Cloud, Kubernetes, Mocha, Playwright, Clickhouse, Kafka
Team: BA, QA, AQA, 4 FE, 2 BE

Responsibilities:

• Led a team of 9 members, including BAs, QAs, AQAs, Front-End, and Back-End developers
• Built and maintained team communication and cooperation to ensure smooth workflows and productivity
• Resolved internal team conflicts and mediated disputes with the customer team to maintain alignment and trust
• Investigated the current application’s functionality to identify improvement areas and integration opportunities
• Analyzed and planned the integration of new features into the existing application
• Created design artifacts and documented solutions for new features, including Architectural Decision Records (ADRs)
• Planned and estimated timelines and resources required for implementing new features
• Supported the team with SCRUM processes, ensuring adherence to Agile methodologies
• Conducted code reviews to maintain quality and consistency across the codebase
• Communicated effectively with the customer team to align on goals, requirements, and deliverables
• Developed new features to enhance application functionality and meet user requirements

💼 Jan-2024 - May-2024 - EPAM Systems

Project Roles: Key Developer
Client: Ticketmaster
Client Description: Media & Entertainment: Event ticketing platform
EPAM Project Description: Platform and Product Development for Ticketmaster Universe Platform
Tools and Technologies: Tekton Pipelines, RubyOnRails, Ruby, gRPC, PostgreSQL, MongoDB
Team: 3 developers, QA, AQA, BA

Responsibilities:

• Analyzed and documented current system behavior to identify areas for improvement
• Created design artifacts and documented solutions for new features to enhance system functionality
• Developed new features to meet project requirements and improve user experience
• Supported the team lead with activities such as client communication, SCRUM processes, and project discovery

💼 Mar-2022 - Dec-2023 - EPAM Systems

Project Roles: Key Developer
Client: Oracle Health
Client Description: Software & Hi-Tech
EPAM Project Description: Consumer group
Tools and Technologies: Splunk, Spinnaker, RubyOnRails, Ruby, RuboCop, Rspec, OpenAPI Specification (OAS), Jenkins, Grape, MySQL
Team: FE: 3, BE: 3, QA: 1, BA: 1, PM: 1

Responsibilities:

• SCRUM team participation (refinement, planning, estimation, daily meetings, demos, retrospectives)
• Communicating with customer
• Reverse engineering of old python app, modernizing and rewriting it to Rails
• Preparing tech designs for the new features
• Integration with other microservices
• Code reviews
• Supporting team lead

💼 Feb-2021 - Mar-2022 - EPAM Systems

Project Roles: Key Developer
Client: Oracle Health
Client Description: Software & Hi-Tech
EPAM Project Description: Enhance Cerner products to comply with the 21st Century Cures Act
Tools and Technologies: Splunk, Spinnaker, RubyOnRails, Ruby, Rspec, OpenAPI Specification (OAS), Jenkins, Grape, Docker, MySQL
Team: 4 Backend Developers, 1 Frontend Developer, 2 Q&A, 1 BA, 1 PM

Responsibilities:

• Develop the backend side of the project
• Estimate the scope for development
• Code Review
• Technical support for non-technical part of team
• Develop tech designs

💼 Sep-2020 - Feb-2021 - Rubygarage - ExposureDB

Project Roles: Senior Ruby Developer
Client: ExposureDb CTO
Project Description: Exposure is a real-time analytics platform for offline marketing and event industry professionals
Tools and Technologies: Ruby ORM, Ruby Frameworks, Ruby, Rspec, Capybara, AngularJS, Amazon Web Services, PostgreSQL
Team: 2 Fullstack Developers, 1 Q&A, 1 BA

Responsibilities:

• Develop Backend side of applications(2 microservices for collecting data and data analytics)
• Developed Frontend side
• Full coverage of source code with specs
• Setup and support CI/CD (Continuous Delivery)
• Deploy applications to Development/Staging/Production areas
• Provide consulting for non-technical participants of a team

💼 Dec-2016 - Sep-2020 - Rubygarage - Zanie.app

Project Roles: Middle RoR Developer, Senior RoR Developer, Lead Developer
Client: Zanie CTO
Project Description: Zanie.app - Slack bot for building strong teams by facilitating meaningful conversations between coworkers
Tools and Technologies: Terraform, Sentry, Ruby ORM, Ruby Libraries, Ruby Frameworks, Ruby, Rspec, Redux, Redis Pub/Sub, Redis, React Router, ReactJS, Elasticsearch, Chef, Capybara, Capistrano, AWS Simple Queue Service, AWS Simple Notification Service, AWS.Database, Apache ActiveMQ Classic, Amazon Web Services, PostgreSQL
Team: 4 Fullstack Developers, 1 Q&A, 1 BA, 1 PM

Responsibilities:

• Develop the backend side of project
• Develop the frontend side of project
• Estimate the scope for development
• Delegate tasks to the team members
• Code Review of team members
• Building app architecture
• Leading a team
• Technical support for non-technical part of team
• Deliver the source code to production/staging environment

💼 Oct-2016 - Dec-2016 - Rubygarage - 100 Miles

Project Roles: Middle developer
Client: 100 Miles CTO
Project Description: 100 Miles - a social network for travelers
Tools and Technologies: VueJS, Ruby ORM, Ruby Frameworks, Ruby, Rspec, Circle CI, Chef, Capybara, Capistrano, Amazon Web Services, PostgreSQL
Team: 2 Fullstack Developers, 1 Q&A, 1 BA

Responsibilities:

• Develop the backend side of project using API
• Full covering the source code with unit/request specs
• Supporting API Documentation
• Provide an integrations with 3-Party services
• Develop the frontend side of project using Vue.js

💼 Apr-2014 - Oct-2016 - EUROGOLD

Project Roles: Full-stack Developer
Client: Eurogold owner
Project Description: Website for selling jewelry
Tools and Technologies: PHP, MooTools, jQuery, Composer [PHP], MySQL
Team: 3 FullStack Developer, Q&A, BA

Responsibilities:

• Develop the backend side of project
• Develop the frontend side of project
• Technical support for non-technical part of team
• Deliver the source code to production/staging environment
• Code review of team members
• Leading a small team

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SKILLS

🌐 Languages

• Ukrainian (Native)
• English (B2)

🚀 Leadership & Soft Skills

Engineering Leadership

• Technical Team Leadership (up to 9 members)
• Cross-functional Team Coordination
• Technical Decision Making & Architecture Guidance
• Engineering Culture Development
• Technical Mentoring & Knowledge Transfer
• Code Review Leadership & Quality Standards

People Management & Development

• Performance Management & Career Development
• Talent Acquisition & Technical Interviewing
• Team Onboarding & Skills Assessment
• Conflict Resolution & Mediation
• Individual Coaching & Mentoring
• Team Building & Motivation Strategies

Communication & Stakeholder Management

• Technical Communication to Non-technical Audiences
• Customer & Client Relationship Management
• Cross-team Collaboration & Alignment
• Meeting Facilitation & Workshop Leadership
• Technical Presentation & Documentation
• Negotiation & Influence Without Authority

Strategic & Business Skills

• Technical Strategy & Roadmap Planning
• Resource Planning & Capacity Management
• Risk Assessment & Mitigation
• Business Impact Analysis
• Innovation & Change Management
• Technical Debt Management

Project & Process Leadership

• Agile/Scrum Methodologies & Process Improvement
• Project Planning & Timeline Estimation
• Quality Assurance & Engineering Excellence
• CI/CD Process Implementation
• Technical Standards & Best Practices
• Incident Response & Crisis Management

Personal Excellence

• Continuous Learning & Technology Adaptation
• Critical Thinking & Problem-Solving
• Accountability & Ownership Mindset
• Adaptability & Resilience
• Time Management & Prioritization
• Self-Management & Emotional Intelligence

🛠️ Technical Skills

Software Engineering

• Design Principles: SOLID, DRY, YAGNI, KISS, Clean Code
• Development Practices: Agile Methodologies, Code Review, Testing, CI/CD, Security
• Architecture: Monolithic, Microservices, Event-Driven Architecture, Layered Architecture, Hexagonal Architecture
• Data & Algorithms: Data Structures, Algorithms & Data Structures
• Communication Protocols: gRPC, REST API, WebSocket, MQTT, TCP/IP, HTTP/2, HTTP/3
• Performance: Profiling, Troubleshooting, Debugging

Programming Languages

• Ruby ⭐ (10+ years commercial experience)
  • Ruby on Rails, RubyGems, Rails Engine
  • ActiveRecord, Grape, Sidekiq, Devise
  • Rspec, Capybara, FactoryBot, Byebug
  • Ruby-JWT, Carrierwave, EventMachine
• JavaScript/TypeScript
  • ECMAScript, Node.js, TypeScript
  • React, AngularJS, Vue.js
• Go
  • Echo Framework
• Python
  • FastAPI
• PHP (2+ years)
  • Laravel, Composer, OWOX, Symfony
• SQL
  • MySQL, PostgreSQL
• Other
  • HTML, CSS, SASS/SCSS, Bash, C++, Delphi

Databases & Data Storage

• Relational: PostgreSQL, MySQL, SQLite
• NoSQL: MongoDB, Redis, Azure Cosmos DB
• Search: Elasticsearch
• Message Queues: Apache ActiveMQ, Kafka, Redis Pub/Sub, AWS SQS, AWS SNS

Cloud & DevOps

• Cloud Platforms:
  • Amazon Web Services (AWS)
  • Microsoft Azure (Certified AZ-204)
  • Google Cloud Platform
• Azure Services:
  • Azure Functions, Container Instances, Event Grid
  • Azure CLI, Container Registry, API Management
  • Azure App Configuration, Cost Management
• AWS Services:
  • EC2, ECS, Lambda
  • S3, RDS, ElastiCache, SQS, SNS
  • Route 53, VPC, ELB, API Gateway, CloudFront
  • IAM, Secrets Manager, CloudWatch
• Containerization: Docker, Kubernetes
• CI/CD: Jenkins, GitLab CI, Circle CI, ArgoCD, Tekton Pipelines
• Infrastructure as Code: Terraform, Chef, Capistrano
• Infrastructure: Traefik, Nginx

Development Tools & Environment

• Version Control: Git, GitHub, GitLab, Gitflow
• Code Quality: RuboCop, Simplecov, ESLint
• Testing Frameworks:
  • Ruby: Rspec, Capybara, FactoryBot
  • JavaScript: Mocha, Playwright
• Documentation: OpenAPI Specification (OAS), API Documentation
• IDEs: Cursor, VS Code, RubyMine

🤖 AI & Modern Technologies

• AI Fundamentals: LLMs, Pair Programming, Prompt Patterns, AI guardrails
• AI Tools: RAG, LangChain, FAISS, PgVector, Agents, Tools, MCP, n8n
• AI Providers: OpenAI, Anthropic, DIAL
• AI-Enhanced Development: Cursor, GitHub Copilot, Claude Code

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🏆 CERTIFICATES AND TRAININGS

• Anthropic: Early Adopter: Claude Certified Architect – Foundations, 2026
• EPAM: AI Development Fundamentals: built a DIAL chat agent with various tools using tools and MCP, 2025
• EPAM: AI Literacy Program, 2024
• Microsoft: Microsoft Certified: Azure Developer Associate (AZ-204), 2024
• EPAM: Switch to Golang Mentorship Program: built a simple chat application, 2022
• Rubygarage: Dive into Ruby, 2016

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🎓 EDUCATION

🏛️ 2010 - 2016 - UKRAINIAN STATE UNIVERSITY OF CHEMICAL TECHNOLOGY
Faculty: Computer Science and Engineering
Department: Information Systems and Technologies
Degree: Master’s Degree

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Last updated: April 2026