Yuksel Saliev
Principal Infrastructure Engineer & Software Architect
Results-driven technology leader with 14+ years of experience architecting and delivering scalable cloud infrastructure, platform engineering solutions, and enterprise-grade systems. Proven track record in driving automation, optimizing costs, and leading cross-functional teams across global organizations.
Work Experience
Principal Infrastructure Engineer
Dec 2023 - PresentMBition / Mercedes-Benz · Hybrid · Sofia, Bulgaria
Operating and maintaining mission-critical infrastructure for MB with a focus on reliability, scalability, and cost efficiency.
- Ensured high availability and scalability of infrastructure platforms while implementing cost optimization strategies aligned with business objectives
- Spearheaded automation initiatives, developing tools for automated testing and seamless production data cloning to lower environments, significantly enhancing development efficiency
- Gained expertise in Terraform Enterprise and AWS, establishing infrastructure-as-code best practices across the organization
- Collaborated effectively with distributed cross-functional teams across Berlin, India, and Istanbul to deliver exceptional developer and end-user experiences
- Supported and optimized infrastructure for diverse mission-critical applications, ensuring consistent high reliability and performance
Principal Engineer / Software Architect
Jul 2024 - Feb 2025Remix by ThredUp · Hybrid · Sofia, Bulgaria
Provided architectural leadership and platform engineering expertise for Remix by ThredUp's technology initiatives.
Software Architect
Jul 2017 - Nov 2023Mansion Group Limited · Sofia, Bulgaria
Led architectural initiatives and hands-on development for product optimization, scalability, and performance improvements across the organization's portfolio.
- Refactored and optimized core products, ensuring exceptional scalability and performance under high-traffic conditions
- Redesigned system architectures for multiple department projects, significantly improving overall functionality and maintainability
- Created proof-of-concepts for new initiatives, validating technical feasibility and business value before full-scale implementation
- Architected and planned new features and system improvements, ensuring seamless integration with existing infrastructure
- Delivered hands-on implementation of new functionalities, optimizing development processes from planning through production deployment
- Analyzed operational workflows to identify and implement automation opportunities, minimizing manual work and improving efficiency
- Conducted comprehensive code quality reviews, providing actionable feedback to enhance scalability and performance
Senior Software Developer
Jun 2015 - Jul 2017Mansion Group Limited · Sofia, Bulgaria
Developed and maintained scalable software solutions using Agile methodologies, contributing to high-performance gaming platform infrastructure.
Senior Software Developer
Sep 2014 - Jun 2015eDesign Creative · Sofia, Bulgaria
Specialized in PHP and Android development, delivering custom solutions for diverse client projects and developing the company's proprietary CMS system.
Software Developer
Jul 2013 - Sep 2014Mobile Innovations AD · Sofia, Bulgaria
Developed backend infrastructure for high-traffic platforms including Imatchu.com and pCloud.com, while creating integrated client support solutions.
- Built scalable backend systems for consumer-facing applications serving thousands of users
- Designed and implemented integrated support solution using Jira for automated task assignment and custom email client for support teams
Software Developer
Apr 2011 - Jul 2013Grabo Media Ltd. · Plovdiv, Bulgaria
Contributed as a full-stack engineer on high-traffic consumer platforms, working across backend APIs, databases, web, mobile, and desktop applications.
- Implemented and maintained server-side logic and REST APIs for platforms including grabo.bg, gepime.com, and pomagalo.com
- Delivered web and mobile functionality, including native Android applications
- Awarded at BGSite Awards for a native Android application, recognizing quality, usability, and technical execution
- Optimized MySQL databases for improved performance and query efficiency
- Built desktop software using Python and Qt binding, delivering intuitive user interfaces
- Gained hands-on experience operating and evolving production systems with real user traffic
Technical Skills
Cloud & Infrastructure
- Amazon Web Services (AWS)
- Terraform / Terraform Enterprise
- Infrastructure Development
- Cloud Security
- Infrastructure as Code
Architecture & Design
- Platform Architecture
- Software Architecture
- System Design & Scalability
- RESTful API Design
- Microservices Patterns
Programming Languages
- Go (Golang)
- PHP
- Python
- Java (Android)
- Swift
- TypeScript
- SQL
- SQLite
Tools & Technologies
- EventDriven Development
- Agile Methodologies
- Android Development
- CI/CD Automation
- Redis
- MySQL
Key Achievements
- Successfully manage to run and monitor mission-critical infrastructure and project for MB
- Drove large-scale cost and reliability improvements through automation, standardization, and infrastructure-as-code using Terraform Enterprise and AWS
- Led the design and delivery of scalable distributed systems across multiple industries, including automotive, cloud storage, e-commerce, and gaming
- Collaborated with global distributed teams across Europe and Asia, delivering exceptional technical outcomes
- Demonstrated sustained career growth over 14 years, progressing from Software Developer to Principal Infrastructure Engineer