10/28/2026 updated
100 % available
AI & Solutions Architect (Claude, Amazon Bedrock, AWS) | DevOps consultant & fractional CTO
Zagreb, Croatia
Only remote
Bachelor of Business in IT, University of Applied Sciences VERN (2017-2020)About me
Solutions architect and hands-on AI engineer with 20+ years in software. I design and build production generative AI on AWS (Claude, Amazon Bedrock, RAG, agents, MCP) and secure cloud platforms with Terraform and Kubernetes. AWS Authorized Instructor and former CTO. Remote from Zagreb (CET).
Artificial IntelligenceAmazon Elastic Compute CloudApplications ArchitectureClient Server ModelsCloud ComputingCloud EngineeringCloud FoundryApache CloudStackData ArchitectureDevOpsEnterprise Architecture FrameworkHigh-Level ArchitectureIBM Cloud ComputingIndustry Standard ArchitectureSoftware Architecture
Cloud Architecture & Migration
Expertise in cloud migration strategy, hybrid cloud, and enterprise architecture across AWS, GCP, and Azure. Full-cycle cloud migrations from legacy on-prem systems to scalable, resilient platforms, including Kubernetes (EKS, ECS), Terraform, and CI/CD pipelines.
AI & Machine Learning Engineering
Hands-on experience building RAG-based knowledge systems with Amazon Bedrock, deploying computer vision pipelines on SageMaker, and designing end-to-end ML workflows on Vertex AI. Proficiency in Generative AI (LLMs), NLP, and machine learning engineering.
DevOps & Infrastructure as Code
Deep knowledge of DevOps tooling including Docker, Kubernetes, Helm, ArgoCD, Ansible, Kafka, and Step Functions. CI/CD implementation with GitLab and BitBucket, and infrastructure as code using Terraform.
API Management & Observability
Proficiency in API management using ApiGee and WSO2, AWS API Gateway, and observability tooling including Datadog, CloudWatch, and Prometheus.
Security & Compliance
Knowledge of AWS WAF, AWS Shield, IAM, VPC Security, Secrets Manager, Secure CI/CD, and compliance requirements including financial-grade security for FinTech clients.
Databases
Experience with PostgreSQL, MySQL, Redis, ElasticSearch, BigQuery, and DynamoDB across various enterprise and cloud-native projects.
Programming & Frameworks
Proficiency in SQL, Python, Ruby, PHP, C#, JavaScript, and TypeScript. Framework experience includes Ruby on Rails, Flask, Django, React, Serverless Framework, ASP.NET Web API, and .NET Core.
FinOps & Cloud Cost Optimization
Application of FinOps practices to reduce cloud spend through tagging strategies, rightsizing, reserved instance planning, and cost allocation dashboards.
Project Management & Technical Leadership
Certified in PMP and PMI-ACP with experience in Waterfall, Agile, Scrum, and Kanban methodologies. Track record of leading DevOps teams, managing hiring, tooling, on-call rotations, and SLAs.
Domain-Driven Design & Microservices
Application of Domain-Driven Design and event-driven architecture to modernize legacy enterprise systems and decompose them into scalable microservices.
Expertise in cloud migration strategy, hybrid cloud, and enterprise architecture across AWS, GCP, and Azure. Full-cycle cloud migrations from legacy on-prem systems to scalable, resilient platforms, including Kubernetes (EKS, ECS), Terraform, and CI/CD pipelines.
AI & Machine Learning Engineering
Hands-on experience building RAG-based knowledge systems with Amazon Bedrock, deploying computer vision pipelines on SageMaker, and designing end-to-end ML workflows on Vertex AI. Proficiency in Generative AI (LLMs), NLP, and machine learning engineering.
DevOps & Infrastructure as Code
Deep knowledge of DevOps tooling including Docker, Kubernetes, Helm, ArgoCD, Ansible, Kafka, and Step Functions. CI/CD implementation with GitLab and BitBucket, and infrastructure as code using Terraform.
API Management & Observability
Proficiency in API management using ApiGee and WSO2, AWS API Gateway, and observability tooling including Datadog, CloudWatch, and Prometheus.
Security & Compliance
Knowledge of AWS WAF, AWS Shield, IAM, VPC Security, Secrets Manager, Secure CI/CD, and compliance requirements including financial-grade security for FinTech clients.
Databases
Experience with PostgreSQL, MySQL, Redis, ElasticSearch, BigQuery, and DynamoDB across various enterprise and cloud-native projects.
Programming & Frameworks
Proficiency in SQL, Python, Ruby, PHP, C#, JavaScript, and TypeScript. Framework experience includes Ruby on Rails, Flask, Django, React, Serverless Framework, ASP.NET Web API, and .NET Core.
FinOps & Cloud Cost Optimization
Application of FinOps practices to reduce cloud spend through tagging strategies, rightsizing, reserved instance planning, and cost allocation dashboards.
Project Management & Technical Leadership
Certified in PMP and PMI-ACP with experience in Waterfall, Agile, Scrum, and Kanban methodologies. Track record of leading DevOps teams, managing hiring, tooling, on-call rotations, and SLAs.
Domain-Driven Design & Microservices
Application of Domain-Driven Design and event-driven architecture to modernize legacy enterprise systems and decompose them into scalable microservices.
Experience
Professional experience10+ years
Freelancer since2017
Languages
EnglishFluentCroatianNative speaker
Project history
Since 2024 solutions and AI architect for customers of an AWS Premier partner: designed and delivered a private Claude assistant on Amazon Bedrock for a regulated financial institution (guardrails, identity, audit logging, cost control), built an internal Claude Code plugin marketplace (skills, subagents, MCP integrations) used daily by architects, and ran AI assessments. Led cloud migration projects for healthcare, legal, and retail clients from on-prem to AWS and GCP. Designed an LLM-based legal knowledge base using Amazon Bedrock. Delivered official AWS training courses as an AWS Authorized Instructor. Built enterprise cloud architectures using Lambda, API Gateway, DynamoDB, ECS, SQS, CloudFront, and Kafka. Improved security with AWS WAF and AWS Shield. Built serverless systems for startups. Applied Domain-Driven Design and event-driven architecture. Crafted hybrid AWS/Azure cloud solutions. Applied FinOps practices to reduce cloud spend. Delivered cloud and AI solutions for FinTech clients including Q.ai and GlobalTill. Led a DevOps team. Clients include Volvo USA, Ricoh, TUI Group, Hospitality Digital (Metro GmbH), Q.ai (Forbes), Talkdesk, VONQ, Toptal, and the European Commission.
Led development of train operator booking and crew support systems (AngularJS, Ionic, PHP/Laravel, PostgreSQL). Steered company toward microservices (Python/Flask) and introduced code reviews, CI, and TDD. Oversaw all development decisions across company projects and handled developer recruitment and evaluation.
Integrated an insurance webshop with internal CRM and risk assessment systems (.NET, MS SQL) and introduced Scrum.
Certificates
AWS Generative AI Developer - Professional
Amazon Web Services2026
Claude Certified Architect - Professional
Anthropic2026
AWS Certified Machine Learning - Specialty
Amazon Web Services2025
AWS Certified Security - Specialty
Amazon Web Services2023
Certified Kubernetes Administrator (CKA)
The Linux Foundation2021
Project Management Professional (PMP)
Project Management Institute2021