m
marioblnn

Mario Balan

@marioblnn

Full Stack Software Engineer and Backend Specialist

Romênia
Inglês, Romeno
Algumas informações são exibidas no idioma inglês.
Sobre mim
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.... Saiba mais

Habilidades

m
marioblnn
Mario Balan
offline • 
Tempo médio de resposta: 1 hora

Conheça meus serviços

API e Integrações
I will build a high performance scalable backend system
A partir deUS$ 60 /projetoMais detalhes
Aplicações Web Full Stack
I will develop a scalable full stack web application
A partir deUS$ 70 /projetoMais detalhes

Portfólio

Experiência profissional

Self_Employed

Full Stack Software Engineer

Self Employed • Freelance

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.