5+ years experienceDelivering production-ready web and mobile apps across the full lifecycle, from early prototypes to scale.
Full-Stack · Web & MobileFrontend, backend, and mobile development with modern stacks and cross-platform delivery.
POC to productionTaking ideas from proof-of-concept through to launched, maintainable products.
GenAI & LLM integrationBuilding features powered by LLMs: RAG, agents, and AI-assisted workflows in production.
Personalized recommendationsDesigning and implementing recommendation systems that drive engagement and conversion.
Semantic searchVector search, embeddings, and semantic retrieval for better discovery and relevance.
Performance optimizationReducing latency, improving Core Web Vitals, and scaling backend and DB for high load.
Security hardeningSecure auth, data protection, and hardening against common vulnerabilities.
Scalable architectureDesigning systems that grow with traffic and complexity without sacrificing reliability.
300k DAUExperience running and evolving high-traffic products with real-time and data-heavy workloads.
AWS / AzureCloud-native delivery: compute, storage, serverless, and managed services on AWS and Azure.
CI/CD & automated testingPipelines, automated tests, and release practices that keep quality and velocity high.
English & CzechFluent in both languages for collaboration, documentation, and client communication.
EU work authorizationBased in the EU with full work authorization; no sponsorship required.