p
praveenyougrows

P Kumar

@praveenyougrows

Core Backend Developer Node js APIs System Design

Inde
Punjabi, Hindi, Anglais, Espagnol
Certaines informations sont présentées en anglais.
À propos de moi
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.... Plus d’infos

Compétences

p
praveenyougrows
P Kumar
hors ligne • 
Temps de réponse moyen de 1 heure

Voir mes services

Développement de protocoles blockchain
I will do integrate api from binance and bybit crypto exchange
De3 000 $US / projetPlus de détails
Plateformes d'échange
I will build own crypto currency tools
De1 000 $US / projetPlus de détails

Portfolio

Expérience professionnelle

Upwork

Expert Backend Developer

Upwork • Temps plein

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