Hello, I'm
Balazs Sebesteny
Strategic Principal Software Engineer & CTO with 20+ years of experience specializing in the PHP/Laravel ecosystem. Expert in architecting high-load SaaS platforms, integrating AI/NLP solutions, and leading cross-functional teams. Proven track record in modernizing legacy monoliths into microservices and scaling lead-generation engines to 5,000+ RPM.
/ Career
A brief overview of my career
Principal Engineer
CareMaster Global, Remote
Architect and modernize full-stack features using Laravel and Vue.js, focusing on high-performance RESTful APIs and complex ACL permissions. Standardize coding practices and UI components to ensure codebase maintainability and scalability across a large customer base. Enforce high reliability through comprehensive automated test suites and detailed technical documentation.
Senior Technical Advisor
Scrap IO
Directed architectural patterns for a high-traffic lead-generation engine handling 5,000 requests per minute. Built and deployed automated CI/CD pipelines and code quality tools using Laravel Vapor and AWS to ensure 24/7 availability for 200M+ indexed records.
Principal engineer
Hourstack LLC (acquired by ClickUp)
Architected and maintained a clean, high-performance, and standardized RESTful API core to support a global user base. Engineered seamless integrations for high-traffic third-party platforms including Asana, ClickUp, GitHub, Google Calendar, and Slack. Optimized and fine-tuned database performance to handle complex time-tracking data and multi-platform synchronization. Championed code quality by implementing a robust CI/CD pipeline for automated testing and deployments using Laravel Forge and Envoyer. Played a key role in the technical maturity of the product, contributing to its successful acquisition by ClickUp.
Principal Engineer
CareMaster Global, Remote
Architect and modernize full-stack features using Laravel and Vue.js, focusing on high-performance RESTful APIs and complex ACL permissions. Standardize coding practices and UI components to ensure codebase maintainability and scalability across a large customer base. Enforce high reliability through comprehensive automated test suites and detailed technical documentation.
Senior Technical Advisor
Scrap IO
Directed architectural patterns for a high-traffic lead-generation engine handling 5,000 requests per minute. Built and deployed automated CI/CD pipelines and code quality tools using Laravel Vapor and AWS to ensure 24/7 availability for 200M+ indexed records.
Principal engineer
Hourstack LLC (acquired by ClickUp)
Architected and maintained a clean, high-performance, and standardized RESTful API core to support a global user base. Engineered seamless integrations for high-traffic third-party platforms including Asana, ClickUp, GitHub, Google Calendar, and Slack. Optimized and fine-tuned database performance to handle complex time-tracking data and multi-platform synchronization. Championed code quality by implementing a robust CI/CD pipeline for automated testing and deployments using Laravel Forge and Envoyer. Played a key role in the technical maturity of the product, contributing to its successful acquisition by ClickUp.
/ Featured Projects
A selection of professional work, published apps, and experimental prototypes.
/ Tech Stack
Breakdown of my technical skills, categorized by domain and proficiency
Other
Frontend
Backend
Database
/ Contact Me
Feel free to reach out. I'm always open to discussing new projects and opportunities.