Damian Rz

Develop and maintain enterprise applications with React and TypeScript, working on reusable components, flows, integrations and frontend architecture improvements.

Improve code quality and maintainability through modularization, separation of concerns and reduced unnecessary coupling.

Work with business areas to understand their processes, identify repetitive tasks and turn real needs into software solutions.

Research internal workflows to identify opportunities where automation and AI can provide measurable value.

Design AI-assisted solutions focused on reducing repetitive work and improving team productivity.

Experiment with LLMs, AI agents and development tools to automate tasks, accelerate implementation and simplify complex workflows.

Build internal tools and prototypes that integrate AI into existing processes while keeping human oversight on important decisions.

Collaborate with developers and stakeholders to validate solutions, iterate on operational needs and improve usability and maintainability.

At Cisco Meraki, led frontend performance and reliability initiatives. Implemented automated testing, CI/CD and deployment automation that reduced the release cycle from weeks to hours.

Optimized React components for distributed network infrastructure systems, reducing load times by 40% for thousands of IT administrators.

At Seekr, worked on a full-stack business intelligence and analytics platform, improving Core Web Vitals, Lighthouse scores and SEO.

Established testing practices and quality pipelines with Jest and CI/CD tools, reducing production incidents.

Led the end-to-end architecture and development of a nationwide COVID-19 testing and vaccination booking system, from design to production.

Drove backend modernization through microservices with Java and Spring Boot, and the progressive migration of high-traffic components to Node.js and NestJS.

Built the public application with React and Next.js, using server-side rendering to improve performance and SEO.

Implemented data pipelines and reports to track vaccination progress and diagnostic results by region.

Developed responsive web applications for international e-commerce, healthcare and finance clients with React, Next.js and Vue.js.

Led the frontend of a critical COVID-19 diagnostics platform with appointment scheduling, result management and multilingual support.

Contributed to government digital infrastructure projects, including interfaces for a national customs management system.

Worked with UX/UI teams in Figma and applied Atomic Design to keep interfaces consistent and reusable.

Designed and developed scalable microservices with Java and Vert.x, event-driven patterns, a custom API Gateway and JWT authentication.

Built frontend components for contact center dashboards with Vue.js, Vuex and Material UI.

Implemented backend authentication and authorization with Node.js and Express, including sessions and user permissions.