m
marioblnn

Mario Balan

@marioblnn

Full Stack Software Engineer and Backend Specialist

Rumänien
Englisch, Rumänisch
Einige Informationen werden in englischer Sprache angezeigt.
Über mich
Full-stack engineer | Backend architecture & scalability. Scaled platforms to 25M+ users (CC). I build distributed backends, REST/WebSocket APIs, real-time systems & AI/LLM integrations—clean, secure, and built to grow. Java/Spring Boot · Node.js · Python/FastAPI · React/Next.js · PostgreSQL · Redis · OAuth/JWT New product or existing system—message me and let's ship something that lasts.... Mehr lesen

Kompetenzen

m
marioblnn
Mario Balan
offline • 
Durchschnittliche Antwortzeit: 1 Stunde

Meine Dienstleistungen

API & Integrationen
I will build a high performance scalable backend system
Ab60 $ / ProjektWeitere Details
Full-Stack-Webanwendungen
I will develop a scalable full stack web application
Ab70 $ / ProjektWeitere Details

Portfolio

Arbeitserfahrung

Self_Employed

Full Stack Software Engineer

Self Employed • Freiberufler

May 2026 - Present • 1 mo

Independent Full-Stack Software Engineer specializing in scalable backend architectures, distributed logic, and high-performance applications. Engineered end-to-end solutions with a core focus on strict data integrity, system throughput, and fault-tolerant infrastructure.