06/24/2026 updated

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Solution Owner / Architect | Senior Developer & Tech Lead

Ljubljana, Slovenia
Austria +4
info: Austria, Belgium, Netherlands, Sweden, Slovenia
Ljubljana, Slovenia
Austria +4
info: Austria, Belgium, Netherlands, Sweden, Slovenia

Profile attachments

CV_Zadonskii_SO.pdf

Application Programming Interfaces (APIs)C++ (Programming Language)Data ArchitectureDesign LeadershipGitHubPython (Programming Language)LaravelSoftware ArchitectureSoftware Requirements SpecificationSolution ArchitectureSystems DesignSystems IntegrationWorkflowsVue.jsKotlinSolution DeliveryKubernetesFull Stack DevelopmentDomain Driven DesignDockerMicroservices
Solution Architecture
Expertise in system design, microservices, event-driven systems, RESTful and GraphQL APIs, relational database design (PostgreSQL, MySQL, MSSQL), domain-driven design, asynchronous systems, and scalable distributed systems such as CockroachDB.

Pre-Sales Discovery
Proficiency in discovery workshops, BRD and FSD authoring, solution design documents, effort estimation models, commercial risk assessment, requirements elicitation, specification writing, and client expectation setting.

Programming Languages & Frameworks
Strong command of Kotlin (Ktor, Flyway), C++, C#, Python (FastAPI, numpy, PyTorch, OpenCV), Vue.js (TypeScript), and the Laravel stack (PHP, Symfony), applied across a wide range of professional projects.

DevOps & Infrastructure
Hands-on experience with Docker, Kubernetes, CI/CD pipelines, and GitHub/Gitea Actions for automated deployment and infrastructure management.

Version Control
Solid practice with Git, GitHub, and Gitea, including branching strategies, pull request workflows, and release tagging.

Project & Technical Leadership
End-to-end delivery of complex software and hardware solutions, crisis resolution, workload allocation, implementation plan preparation, and hybrid PM and Tech Lead responsibilities.

Quality Assurance
Test strategy authorship, acceptance criteria definition, integration and regression test oversight, and QA process ownership.

Stakeholder Communication
C-level reporting, client liaison, sprint reviews, and status cadences to ensure alignment between technical teams and business stakeholders.

Workflow Organization & Management
Company-wide standards definition and mentorship of junior developers to ensure consistent quality and professional growth across teams.

PM & Delivery
Risk management, stakeholder mapping, and roadmap planning to ensure timely and successful project delivery.

Experience

Professional experience5 - 10 years
Freelancer since2020

Languages

EnglishNative speakerSlovenianFluent

Project history

Senior Developer / Tech Lead / Solution Owner

Solvesall
End-to-end development and delivery of complex software and hardware solutions. Project management of a team with under 5 members including workload allocation, implementation plan preparation and assignment, and stakeholder communication. Mentoring multiple junior developers, ensuring stable skill and professional growth. Pre-sales specifications definition and system architecture. Successful resolution of projects in crisis, ensuring the most favourable outcome for all parties involved.

Lead Unity Developer

Visior Games
Full-stack development of motion-input controlled applications. On-prem installations and quality inspections.

Team Lead

Vulkan.si start-up
Leading application design and development, managing timelines and milestones. AWS deployment and Stripe integration.

Web Developer

Freelance
Variety of projects, primarily in Laravel. Client communication, specification writing, and budget negotiations.

Intern

FERI (University of Maribor) GeMMA Laboratory
C++/Qt solution for shape detection, morphing encoding and compression with chaincodes.

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