SARAVANAN  ·  Senior MERN Full Stack Developer  ·  5+ yrs

Mid-Level
Bengaluru5+ years experienceremote
Available within 48 hrs

About SARAVANAN

Saravanan is a dedicated Full Stack Developer with over 5 years of experience in building robust web and mobile applications. His expertise spans across various technologies including AWS, Node.js, and React, enabling him to deliver high-quality solutions. He has successfully led projects in IoT, Blockchain, and SaaS, showcasing his ability to manage complex systems and ensure data integrity. Saravanan is passionate about implementing best practices in coding and is committed to continuous learning and improvement.

Core expertise

Node.js
backend
9/10
React
frontend
9/10
MongoDB
database
9/10
PostgreSQL
database
9/10
AWS
cloud
8/10
GraphQL
backend
8/10
DynamoDB
database
8/10
Docker
devops
8/10
Kafka
backend
8/10
Flutter
mobile
8/10

Additional skills(18)

Node.jsAWSDockerGraphQLKafkaPostgreSQLReact.jsSASSDynamoDBExpress.js

Why hire SARAVANAN?

Production deploy authorityMentored 5+ juniorsLed multiple projects

Led the development of multiple projects in IoT and Blockchain domains.

Implemented robust data validation mechanisms ensuring data integrity.

Conducted code reviews to maintain high-quality codebases.

Orchestrated the development of an IoT device management system.

Integrated AWS services for scalable deployments.

Led the development of a Bitcoin mining and monitoring platform, integrating GraphQL for data querying and Kafka for communication.

Built a high-performance OTT streaming platform featuring adaptive bitrate streaming and robust security measures.

Project highlights(7)

IoT Device Management System – Lead Developer

Overview: Developed a comprehensive platform for monitoring and control of connected IoT devices. Responsibilities: Orchestrated the development of the entire IoT device management system. Implemented robust data validation mechanisms to ensure data integrity and consistency. Employed MQTT for real-time communication between devices and the server. Configured Docker for containerization and Azure for cloud services.

Node.jsAWSDockerMQTT

Key outcomes:

  • Enabled real-time communication between devices and server.

  • Ensured data integrity through validation mechanisms.

Bitcoin Mining and Monitoring Platform – Lead Developer

Overview: Led the development of a Bitcoin mining and monitoring platform to manage and track operations in real-time. Responsibilities: Developed the backend using Node.js to handle mining tasks and communicate with miners via Kafka. Integrated a GraphQL API for efficient querying of mining data and Bitcoin node integration for real-time blockchain updates.

Node.jsGraphQLKafkaPostgreSQL

Key outcomes:

  • Integrated GraphQL API for efficient data querying.

  • Ensured fault tolerance and scalability using Kafka.

OTT Streaming Platform – Lead Developer

Overview: Built a high-performance OTT streaming platform allowing seamless video content across devices. Responsibilities: Developed the backend using Node.js and Express.js to handle user requests and manage subscriptions. Implemented a video encoding pipeline with FFMPEG and leveraged AWS S3 for video storage.

Node.jsAWSPostgreSQLFFMPEG

Key outcomes:

  • Implemented adaptive bitrate streaming and personalized recommendations.

  • Ensured data protection with encrypted storage for user credentials.

Chat Application – Lead Developer

Chat Application — cutting-edge private chat with responsive web + intuitive UI. Lead Developer with React.js + SASS + SQL + Node.js + Kafka.

React.jsSASSSQLNode.jsKafkaZookeeper

Key outcomes:

  • Spearheaded the development of a responsive chat application

  • Crafted an intuitive UI with React components

  • Ensured data security by storing encrypted data in the database

Hybrid data conversion from SQL to NOSQL-SAAS PRODUCT – Developer

Hybrid SQL → NoSQL data conversion + secure-data-exchange APIs with cloud + local encryption. Node.js + DynamoDB + Express.js + AWS-SDK + PostgreSQL.

Node.jsDynamoDBExpress.jsAWS-SDKPostgreSQLFlutter

Key outcomes:

  • Developed and integrated APIs for secure data exchange

  • Implemented encryption protocols for sensitive data

  • Ensured real-time communication with efficient data synchronization

5+ years of industry experience

Web3 & Crypto1 project
  • •Bitcoin Mining and Monitoring Platform— Lead DeveloperNode.js · GraphQL · Kafka · PostgreSQL
FinTechReported in resume
Media & Entertainment2 projects
  • •OTT Streaming Platform— Lead DeveloperNode.js · AWS · PostgreSQL · FFMPEG
  • •OTT Streaming Platform for Movies and Videos— Lead DeveloperNode.js · PostgreSQL · Express.js · AWS S3 +3
SaaS / B2B6 projects
  • •IoT Device Management System— Lead DeveloperNode.js · AWS · Docker · MQTT
  • •Bitcoin Mining and Monitoring Platform— Lead DeveloperNode.js · GraphQL · Kafka · PostgreSQL
  • •OTT Streaming Platform— Lead DeveloperNode.js · AWS · PostgreSQL · FFMPEG
  • •Hybrid data conversion from SQL to NOSQL-SAAS PRODUCT— DeveloperNode.js · DynamoDB · Express.js · AWS-SDK +2
  • •OTT Streaming Platform for Movies and Videos— Lead DeveloperNode.js · PostgreSQL · Express.js · AWS S3 +3
  • •Bitcoin Mining and Monitoring Platform— Lead DeveloperNode.js · GraphQL · PostgreSQL · Kafka +2

Ready to work with SARAVANAN?

Onboard within 48 hours. No long hiring cycles, no recruiter middleman.

At a Glance

LocationBengaluru
Experience5+ years
Work moderemote
Direct hirePossible
Start within48 hours
From$1,868/ month

Single contract. Billed in USD.

Typically responds within 4 business hours.

5-day replacement guarantee
48-hour onboarding, single invoice
Direct chat — no recruiter middleman

Top Skills

Node.js
9/10
React
9/10
MongoDB
9/10
PostgreSQL
9/10
AWS
8/10
Seniority signals
Owns production deploysGreenfield architectSystem ownerCode reviewer
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Technical skills assessed & verified
Background & identity checked
English communication verified
Ready to onboard in 48 hours

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SARAVANAN

Full Stack Developer