p
praveenyougrows

P Kumar

@praveenyougrows

Core Backend Developer Node js APIs System Design

India
Punjabi, Hindi, Inglese, Spagnolo
Alcune informazioni sono riportate in lingua inglese.
Chi sono
Hi, I’m Praveen, a Core Backend Developer with 5+ years of experience building scalable, high performance server-side applications. Building fast, scalable, and reliable backend systems I specialize in: Designing and developing robust REST APIs using Node.js Building secure and scalable backend architectures Working with databases Optimizing performance and handling complex backend logic I’ve worked extensively on backend systems that require reliability, speed, and clean architecture. Let’s build something efficient and scalable.... Continua a leggere

Competenze

p
praveenyougrows
P Kumar
offline • 
Tempo di risposta medio: 1 ora

Consulta i miei servizi

Sviluppo protocollo blockchain
I will do integrate api from binance and bybit crypto exchange
A partire da3000 USD / progettoMaggiori dettagli
Piattaforme di scambio
I will build own crypto currency tools
A partire da1000 USD / progettoMaggiori dettagli

Portfolio

Esperienza lavorativa

Upwork

Expert Backend Developer

Upwork • Full time

Jan 2020 - Present • 6 yrs 4 mos

Developed scalable backend systems using Node.js and Express Designed and built RESTful APIs for web and mobile applications Worked with databases like MongoDB and MySQL for efficient data handling Transformed and processed data using XML, JSON, XSLT, XPath, and XQuery Integrated third-party APIs and payment gateways Improved application performance and fixed complex backend issues Delivered multiple projects to international clients with high satisfaction