Valentin Petrov
Senior DevOps Engineer
Sofia, BG.About
Highly accomplished Senior DevOps Engineer with a robust FinTech background, specializing in building and optimizing scalable, secure, and highly available cloud infrastructures. Expert in driving efficiency through advanced automation, CI/CD, and IaC, with a forward-thinking focus on AI infrastructure, MLOps, and agentic capabilities. Passionate about R&D and leveraging cutting-edge technologies to deliver innovative, business-centric solutions that significantly enhance operational performance and drive strategic growth.
Work
→
Summary
Led the design, implementation, and optimization of highly available cloud infrastructure and automated CI/CD pipelines for a leading digital assets platform, significantly enhancing system performance and security.
Highlights
Architected and optimized AWS cloud infrastructure, including Amazon EKS and RDS/Aurora, achieving 99.99% high availability and peak performance across multiple regions.
Engineered and deployed robust CI/CD pipelines using Jenkins and FluxCD for GitOps, automating software delivery and reducing time-to-market by 30% while enhancing deployment reliability.
Implemented comprehensive Infrastructure as Code (IaC) with Terraform and Helm, ensuring full infrastructure reproducibility, scalability, and adherence to security best practices.
Managed high-throughput message brokers (Kafka, MSK) and optimized AWS RDS/ElasticSearch databases, ensuring reliable data flow and storage for distributed microservices.
Developed and maintained complex AWS VPC architectures and comprehensive observability systems (Prometheus, Grafana), improving network security and proactive issue resolution.
→
Summary
Drove significant improvements in CI/CD processes, infrastructure design, and operational automation for a global payments provider, enhancing system stability and efficiency.
Highlights
Led the refactoring and integration of a new CI/CD stack, streamlining software delivery and accelerating product launches by optimizing tools like Ant, Gradle, and Bamboo.
Automated major development and operations processes, including certificate and user management, increasing team effectiveness by 20% and ensuring idempotent environments.
Contributed to robust infrastructure design, OS configuration, and managed new code releases to production, ensuring high availability and rapid troubleshooting to minimize downtime.
Configured and optimized Akamai and F5 systems, ensuring seamless disaster recovery and failover capabilities for high-traffic financial applications.
→
Summary
Developed and maintained critical development environments and automated deployment solutions for a technology provider in the iGaming industry, enhancing system reliability and efficiency.
Highlights
Developed and maintained core team environments, including DC/OS and Database Clusters, optimizing ongoing backups and data import/export processes.
Engineered and optimized IaC deployment scripts using Terraform, Ansible, and Puppet, enhancing deployment efficiency and consistency across cloud platforms.
Architected and maintained a new monitoring stack (Prometheus, Grafana, Datadog) for high availability, improving system reliability by 15% within the first year.
Implemented automated cloud deployments across Azure, DigitalOcean, and Oracle Cloud, accelerating delivery cycles for microservice applications.
→
Summary
Contributed to the development and maintenance of robust development environments and optimized deployment scripts for a global payments provider, enhancing operational efficiency.
Highlights
Developed and maintained idempotent development environments using OpenStack, OpenShift, and Kubernetes, ensuring consistent and reliable setups for all development teams.
Optimized deployment scripts with Ansible, Puppet, and Bash Shell, enhancing the efficiency and speed of application deployments.
Contributed to application design and OS configuration, implementing best practices that aligned with PCI Compliance and supported robust product deployment.
Maintained and enhanced application and system monitoring tools (Nagios, NewRelic, Prometheus), improving visibility into system health and proactive issue resolution.
Languages
English
Bulgarian
Skills
Cloud Platforms & Infrastructure
AWS (EKS, RDS, Aurora, VPC, S3, MSK), Azure, DigitalOcean, Oracle Cloud, OpenStack, OpenShift, VM vSphere, CloudOps, Infrastructure Design/Solutions, Cloud Migration (On-prem to Cloud).
DevOps & Automation
CI/CD Pipelines (Jenkins, GitLab, Bamboo), GitOps (FluxCD, ArgoCD), Infrastructure as Code (Terraform, Helm), Configuration Management (Ansible, Puppet), Automation & Scripting (Bash, Python), Automation & Resilience Engineering, DevOps Culture.
Containerization & Orchestration
Docker, Kubernetes (AWS EKS), DC/OS.
Monitoring & Observability
Prometheus, Grafana, Datadog, ELK stack, Nagios, OMD, NewRelic.
Databases & Data Streaming
RDBMS (AWS RDS, MySQL, PostgreSQL, Aurora), ElasticSearch, InfluxDB, Messaging Systems (Kafka, Strimzi Kafka, MirrorMaker2, Amazon MSK, RabbitMQ).
Security & Compliance
PCI-DSS, F5 Firewall, Vault, SonarQube, Trivy, Security Group Management.
AI/MLOps Infrastructure
AI Infrastructure, MLOps, Agentic Capabilities, Automation Platforms (n8n), Large Language Models (LLMs), AI Tooling (LM Studio).
Other Technical Skills
Linux/Unix System Administration, System Design, Software Development, Big Data & Data centers, Blockchain.
Professional Competencies
Strategic Thinking & Planning, Innovative, Creative & Innovative, Results-oriented, Strong Communication Skills, Adaptability & Flexibility, Organized, Attention to Detail, Dedicated, Professional Attitude.
Interests
Technology & Innovation
Artificial Intelligence (AI), Crypto Markets, Electrical Engineering.
Hobbies
Hiking, Motocross Sports, Family and Recreation Activities.
References
Emilian Todorov
Director of Engineering at Paysafe, 0882265833
Georgi Lazarov
Software Engineering Manager - DevOps at Nexo, 0878204210