p
praveenyougrows

P Kumar

@praveenyougrows

Core Backend Developer Node js APIs System Design

India
Punjabi, Hindi, Engels, Spaans
Sommige informatie wordt in het Engels weergegeven.
Over mij
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.... Lees meer

Skills

p
praveenyougrows
P Kumar
offline • 
Gemiddelde reactietijd: 1 uur

Bekijk mijn diensten

Ontwikkeling van blockchain-protocollen
I will do integrate api from binance and bybit crypto exchange
VanafUS$ 3.000 / projectMeer informatie
Crypto exchange platforms
I will build own crypto currency tools
VanafUS$ 1.000 / projectMeer informatie

Portfolio

Werkervaring

Upwork

Expert Backend Developer

Upwork • Fulltime

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