Full-Stack Engineer specialising in multi-tenant SaaS platforms, AI-powered products, and cloud-native systems.

Roland Kiraly

Full-Stack Engineer specialising in multi-tenant SaaS platforms, AI-powered products, and cloud-native systems.

Available to hire

Full-Stack Engineer specialising in multi-tenant SaaS platforms, AI-powered products, and cloud-native systems.

Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
See more

Language

Hungarian
Fluent
English
Advanced
Romanian, Moldavian, Moldovan
Intermediate

Work Experience

Junior Full-stack Engineer at PEP Health
January 1, 2025 - October 21, 2025
Built and maintained React.js/TypeScript dashboards and internal applications for healthcare data insights, improving stakeholder visibility and decision-making. Designed and deployed backend REST APIs and cloud microservices in Node.js and Python, powering analytics pipelines. Contributed to infrastructure as code (IaC) via AWS CDK and Terraform. Automated routine processes such as data synchronization and reporting, saving the analytics team 10+ hours per week. Collaborated with product and data teams to improve UX.
Mid Level Full-Stack Engineer at PEP Health
January 1, 2025 - Present
Architected and maintained secure, scalable cloud infrastructure across AWS and GCP using AWS CDK, Lambda, and Terraform, ensuring zero-downtime deployments and reliable CI/CD. Developed end-to-end web applications integrating real-time data pipelines, analytics dashboards, and API-driven services for major healthcare clients (NHS, Blue Cross). Collaborated with data engineering teams to optimize backend performance in Node.js, improving response times and reducing infrastructure costs through autoscaling and caching strategies. Enhanced observability by integrating Datadog, New Relic, and Sentry, enabling proactive monitoring and incident response. Drove frontend innovation by building modular React/TypeScript interfaces and internal tools used daily across departments.
Full-Stack Engineer at PEP Health
August 1, 2023 - Present
Own the architecture and development of PEP Health's multi-tenant health care analytics platform across React, TypeScript, Node.js, OpenSearch, PostgreSQL, and AWS, with recent work spanning custom-tailored LLM integrations, prompt-injection protections, tenant isolation, and large-scale analytics over millions of health care comments.
Junior Developer at Dentsu International
August 1, 2023 - October 21, 2025
Developed and maintained internal web tools using React.js, Next.js, Node.js, and JavaScript, supporting marketing and SEO operations for over 160 users. Integrated MongoDB for data management, handling thousands of daily requests with zero downtime.
Junior Developer at Dentsu International
June 1, 2022 - August 1, 2023
Built and maintained internal React, Next.js, and Node.js tools used by 160+ users across multiple departments for marketing and SEO operations. Integrated MongoDB-backed services and handled thousands of daily requests. Worked with stakeholders to turn operational problems into practical web-based tools.

Education

BSc Computer Science at Birkbeck, University of London
January 1, 2019 - January 1, 2022
DevOps Bootcamp at QA Academy
January 1, 2021 - January 1, 2022
BSc Computer Science at Birkbeck, University of London
January 11, 2030 - June 22, 2026

Qualifications

Add your qualifications or awards here.

Industry Experience

Healthcare, Software & Internet, Professional Services, Computers & Electronics