05/23/2026 updated
100 % available
Java/Kotlin/AI backend developer
Prague, Czech Republic
Worldwide
Computer science & Electrical engineeringAbout me
Backend engineer and AI-driven product builder with a strong startup mindset. Over the last few years I’ve worked across backend engineering and CTO/co-founder roles, which helped me develop both deep technical expertise and strong business understanding.
AI AgentsJava (Programming Language)DevOpsRedisMulti-Agent SystemsBackendGitKotlin
Senior AI-driven Fullstack Engineer with 5+ years of commercial experience in backend development and distributed systems, combined with startup founder and CTO experience. Specialized in designing scalable architectures, rapidly shipping products, and building AI-native workflows using LLM agents, automation pipelines, and modern AI tooling.
Strong expertise in Java/Kotlin backend development, microservices, and cloud infrastructure. Comfortable working across backend, frontend, DevOps, and product architecture layers in fast-paced startup environments.
Core Technologies & Skills
- Backend: Java, Kotlin, Spring Boot, Spring Security, Spring Data, WebFlux, Hibernate
- AI & Automation: LLM orchestration, AI agents, automation pipelines, structured outputs, rapid prototyping
- Messaging & Search: Kafka, Elasticsearch
- Cloud & DevOps: Docker, Kubernetes, AWS, GCP, CI/CD
- Databases: PostgreSQL, MongoDB, Redis
- Frontend: React, TypeScript, Next.js
- Architecture: Distributed systems, scalable backend architecture, API design, system integration
- Tools: Git, Keycloak, OpenRouter, Cursor, Claude, Gemini, Codex
- Additional: Product thinking, startup execution, technical leadership, project management
Languages
EnglishFluentRussianNative speakerUkrainianFluent
Project history
The bank environment service provides powerful utilities.
Based on Java 16, Spring Boot, Kafka, ElasticSearch, Microservice architecture, Keycloak, Docker, Postgres.
My most interesting task was: Create a new microservice for ElasticSearch cluster as a provider between microservices
Based on Java 16, Spring Boot, Kafka, ElasticSearch, Microservice architecture, Keycloak, Docker, Postgres.
My most interesting task was: Create a new microservice for ElasticSearch cluster as a provider between microservices
I was working on a big government project in a mass education environment.
The project was implemented on a microservice architecture, using technologies:
Spring, Kotlin, Elasticsearch, Consul, Minio, Redis, apachePOI.
My classic task was to implement new business logic or refine it.
I worked as the main backend developer of a music streaming service like Spotify for the local market. Within the framework of my tasks were: Designing the architecture of the service, database and api. Writing tests, recommendations for the implementation of new features, deployment on the server, support.