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Sai Kumar
@naga_sai_kumar_
Indien
Englisch, Hindi, Telugu
Über mich
I'm a full-stack developer specializing in the MERN stack (MongoDB, ExpressJS, ReactJS, NodeJS). I've built a variety of projects, including a real-time chat app with video/audio calling, an AI-powered fitness app with personalized workouts and diet plans, and a social media platform with user authentication and interactive posts. My expertise lies in creating responsive, scalable web applications with clean code and user-friendly designs. I'm passionate about turning ideas into functional, impactful solutions.
Kompetenzen
Sai Kumar
offline •
Durchschnittliche Antwortzeit: 1 Stunde
Meine Dienstleistungen
Benutzerdefinierte Websites
I will provide website development with mern, nextjs and nestjs
Fehlerbehebung
I will fix and debug issues in your reactjs, nextjs, or nodejs application
Portfolio
Arbeitserfahrung
Backend Developer
MeetMux • Vollzeit
Jun 2025 - Aug 2026 • 1 yr 2 mos
Worked as a Backend Developer building scalable web applications and backend systems using Node.js, NestJS, Express, PostgreSQL, Redis, gRPC, and BullMQ. Developed features including authentication systems, recommendation engines, real-time analytics, AI-powered processing pipelines, job eligibility systems, and high-volume application workflows. Built and optimized an online examination platform supporting up to 10,000 concurrent examinations and improved API response times by 35% through Redis caching and database query optimization. Experienced in designing reliable APIs, database schemas, microservices, asynchronous processing systems, and scalable backend architectures.
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Zusammensetzung der Bewertung
- Kommunikation
- Qualität der Lieferung
- Preis-Leistungs-Verhältnis der Lieferung
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sairam20041
Indien
Very pleased with the delivery! Communication was clear, delivery was on time, and the freelance did a great job understanding what I needed. Will definitely consider them again for future projects.
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