Olha Kramarenko

Cloud & DevOps Engineer with 8+ years of experience delivering scalable and secure infrastructures across global projects in Europe, the US, and Asia. Skilled in AWS, Kubernetes, Terraform, Docker, and CI/CD pipelines, with a proven track record in fintech, blockchain, cybersecurity, smart home, and enterprise platforms. Recognized for building resilient cloud architectures, driving automation, and optimizing performance and costs.

Adept at working in diverse international teams and quickly adapting to emerging technologies.

DevOps engineer - eLocker - USA

Developed solutions for digital security, integrating encryption and online transaction capabilities to ensure secure data handling. eLocker specializes in providing advanced digital security solutions, focusing on encryption and secure online transactions to protect sensitive data for enterprises and individuals.

• Implemented encryption technologies for transaction security
• Managed AWS resources using Terraform
• Set up and optimized Kubernetes clusters for efficient container orchestration
• Integrated CI/CD pipelines via GitLab for automated deployment

DevOps engineer - Arbitas - Switzerland

Developed blockchain solutions for decentralized finance systems, ensuring scalability and security across nodes. Arbitas is at the forefront of blockchain technology, creating decentralized finance solutions that empower individuals and institutions to interact seamlessly in a secure and transparent financial ecosystem.

• Implemented and maintained blockchain-based systems using AWS and Kubernetes
• Configured Terraform scripts for infrastructure automation
• Set up Jenkins pipelines for CI/CD
• Managed system monitoring and alerts via Zabbix

DevOps engineer - Cleoo PTE. LTD. - Singapore

Optimized UX/UI and system performance for software solutions across platforms, addressing bottlenecks. Cleoo PTE. LTD. provides advanced software development services, specializing in optimizing user experience (UX) and interface design (UI), with an emphasis on performance improvements for diverse platforms.

• Automated deployments using GitLab CI/CD and Kubernetes
• Optimized server configurations to improve performance
• Managed cloud resources on AWS to support scalability

DevOps engineer - Bad & Heizung - Germany

Developed sustainable heating and climate control systems for both residential and commercial properties, ensuring reliability and integration with cloud-based monitoring. Bad & Heizung specializes in sustainable heating and climate control systems, delivering energy-efficient solutions for both residential and commercial clients.

• Designed scalable infrastructure on AWS to support system operations
• Set up Kubernetes clusters for efficient container management
• Automated deployment pipelines using Jenkins and Terraform

DevOps engineer - Kopfkunst - Austria A creative project combining art and technology to deliver personalized designs and artworks, merging creative processes with technological infrastructure. Kopfkunst combines art and technology, creating personalized designs and digital art objects for both commercial and private clients.

• Built cloud-based infrastructure using AWS to support interactive art displays
• Implemented Docker for containerization and ensured seamless deployments
• Set up CI/CD pipelines with GitLab for continuous integration

DevOps engineer - Zeb - United Kingdom

Consulting for digital transformation in financial business processes, optimizing efficiency and aligning with client expectations. Zeb is a consulting firm specializing in digital transformation, helping financial institutions optimize their business processes and integrate cutting-edge technologies for growth and efficiency.

• Automated infrastructure management using Docker and Kubernetes
• Deployed microservices on AWS and monitored performance
• Integrated Jenkins for continuous integration and delivery in client projects

DevOps engineer - Homematic - Germany

Developed smart home automation systems for energy efficiency and security, handling real-time data processing and minimizing downtime. Homematic develops smart home solutions focused on automation, energy efficiency, and security, providing comprehensive systems for modern homes.

• Managed containerized applications using Kubernetes and Docker
• Set up CI/CD pipelines to automate deployment and updates
• Integrated cloud resources on AWS to support energy-efficient smart home solutions

DevOps engineer - ChatArchitect s.r.o. - Czech Republic

Optimized AI-powered chat platforms to support business functions, focusing on performance and AI integration. ChatArchitect focuses on optimizing AI-powered chat platforms for businesses, enhancing customer interactions and supporting operational efficiency through intelligent automation.

• Deployed AI models on AWS infrastructure for efficient chat service performance
• Configured and managed AWS CodePipeline for deployment automation
• Conducted regular infrastructure analysis to identify performance bottlenecks

DevOps engineer - Reline - Switzerland

Developed digital security and data protection solutions, utilizing cryptography for secure online transactions and data integrity. Reline focuses on providing innovative digital security and data protection solutions, utilizing cryptography for secure transactions and data management.

• Set up secure cloud environments using Terraform and AWS
• Implemented Jenkins pipelines to automate deployments for security patches
• Managed containerized applications in Kubernetes to ensure high availability

DevOps engineer - Marocco Oil - OAE

Migrated critical infrastructure while ensuring data security and performance optimisation. Specializes in the oil and gas sector, focusing on infrastructure management, data security, and performance optimization for complex environments.

• Managed cloud infrastructure migrations using AWS and Terraform
• Optimized database performance for MySQL and PostgreSQL
• Configured and maintained Fortinet security solutions to protect data integrity during migration

DevOps engineer - Elysa - United Kingdom

Automated project management processes and improved team efficiency, tackling outdated Docker containers and deployment challenges. Elysa develops automated project management solutions, improving team efficiency and task management within organizations.

• Managed legacy Docker containers and upgraded to newer versions
• Set up and maintained CloudFormation templates for infrastructure management
• Streamlined the CI/CD pipeline using Jenkins for continuous integration and delivery

IT Specialist - NESTLE Ukraine - Ukraine

Nestlé is a global food and beverage leader, providing nutritious, high-quality products to millions of customers around the world. Position Objective: Provide high-quality technical support, resolve technical issues promptly, and ensure the stable operation of servers and networks, contributing to the efficient functioning of the business, especially in the food manufacturing and distribution sector.

• Customer Support: Provide technical assistance to users, resolving queries and incidents to ensure seamless product usage
• Server Maintenance: Regular server updates, managing backups, and applying security patches to maintain system reliability
• Network Configuration: Set up and maintain network systems, troubleshoot connectivity issues, optimize performance, and ensure network security

Head of System Administration - Chameleon Soft

Chameleon Soft is an IT service company specializing in providing custom software development, system administration, and enterprise solutions for diverse industries. Position Objective: Lead IT systems management to ensure their stable operation and security, while supporting the effective functioning of client services and internal processes in a software development and IT services company.

• Linux System Administration: Manage Linux-based servers, optimize configurations, and ensure stable operation
• Technical Support: Resolve incidents and provide user support to ensure uninterrupted system operations
• Office Process Management: Oversee internal office processes to ensure smooth infrastructure operations

Master's degree - Automation and Computer-Integrated Technologies - KHARKIV NATIONAL UNIVERSITY OF RADIOELECTRONICS