KRENIL P  ·  Senior Node.js Backend Developer  ·  5+ yrs

Mid-Level
India5+ years experienceremote
Available within 48 hrs

About KRENIL

KRENIL P is a skilled Full Stack Developer specializing in Node.js and Express.js, with extensive experience in building robust applications across multiple domains including healthcare, biotechnology, and SaaS. He has a proven track record of designing project architectures based on customer requirements and mentoring junior developers. KRENIL is proficient in Agile methodologies and has hands-on experience with AWS services for deployment and integration.

Core expertise

Node.js
backend
10/10
Express.js
backend
9/10
MongoDB
database
8/10
MySQL
database
8/10
AWS
cloud
8/10

Additional skills(7)

Node.jsMongoDBMySQLExpress.jsAWS SESAWS CognitoAWS S3 Bucket

Why hire KRENIL?

Production deploy authorityMentored 5+ juniorsLed architecture design

Designed project architectures based on customer requirements for various systems including healthcare and HR.

Mentored new team members and provided training to enhance team capabilities.

Developed RESTful APIs and server-side applications using Node.js and Express.js across multiple projects.

Implemented comprehensive user management systems with advanced features like Excel import/export and pagination.

Leveraged AWS services for deployment and integration in various projects.

Developed a platform for personalized vaccine manufacturing, managing complex processes from sample collection to production.

Enabled comprehensive management of patient records and prescriptions in a healthcare administration panel.

Streamlined recruitment and staff management processes in a Human Resource Management System.

Project highlights(6)

Healthcare Administration PanelSr. Software Developer

Overview: Greencross is an administration panel or system for a healthcare facility. Responsibilities: Developed features to view and manage appointments (Pending, Running, Completed). Implemented monitoring for cash payment transactions. Managed detailed patient records, including organizing prescriptions. Developed functionalities to manage purchase and track used quantities of medical supplies.

Node.jsMongoDB

Key outcomes:

  • Developed an administration panel for a healthcare facility to streamline operations for appointments, payments, and inventory.

  • Enabled comprehensive management of patient records and prescriptions.

Human Resource Management SystemSr. Software Developer

Overview: HRMS (Human Resource Management System) is a comprehensive system designed for recruitment and staff management, streamlining various HR processes. Responsibilities: Implemented an Applicant Tracking System (ATS) to manage applications and track candidates. Developed modules for interview scheduling and coordination. Created tools for candidate evaluation and comparison.

Node.jsMySQL

Key outcomes:

  • Developed a comprehensive HRMS to streamline recruitment and staff management processes.

  • Enabled efficient tracking of applicants, scheduling of interviews, and centralized employee data management.

Personalized Vaccine Manufacturing PlatformSr. Software Developer

Overview: Neo7Logix is a platform designed to manage the process of manufacturing personalized vaccines based on patient's disease. Responsibilities: Designed and implemented a platform to manage the company's process from collecting patient samples to manufacturing personalized vaccines. Leveraged AWS SES for email services, AWS Cognito for user authentication, and AWS S3 Bucket for storage.

Node.jsMySQLAWS SESAWS CognitoAWS S3 Bucket

Key outcomes:

  • Designed a complex platform to manage personalized vaccine manufacturing for highly specific patient-edited sequences.

  • Integrated multiple AWS services (SES, Cognito, S3) and Jenkins for robust platform operations and CI/CD.

User Management SystemSr. Software Developer

Overview: User Management refers to the process of creating, modifying, and removing user accounts within a system or application. Responsibilities: Developed functionalities for Add User, Edit User, Delete User. Implemented features to export user details in Excel and import user details from Excel.

Node.jsExpress.js

Key outcomes:

  • Developed a comprehensive user management system with CRUD operations for user accounts.

  • Implemented advanced features like Excel import/export, data pagination, and filtering to enhance user data control.

E-commerce PlatformSr. Software Developer

Overview: Homzmart is a one-stop-shop application for users to find and purchase home goods, furniture, and home decor. Responsibilities: Developed backend functionalities using Node.js to support the e-commerce platform.

Node.jsMySQL

Key outcomes:

  • Developed the backend for an e-commerce platform offering a wide selection of home goods and furniture.

  • Enabled users to access thousands of trendy and updated products in a single application.

5+ years of industry experience

HR Tech1 project
  • Human Resource Management SystemSr. Software DeveloperNode.js · MySQL
SaaS / B2B4 projects
  • Human Resource Management SystemSr. Software DeveloperNode.js · MySQL
  • Personalized Vaccine Manufacturing PlatformSr. Software DeveloperNode.js · MySQL · AWS SES · AWS Cognito +1
  • E-commerce PlatformSr. Software DeveloperNode.js · MySQL
  • HomzmartSr. Software DeveloperNode.js
HealthTech2 projects
  • Healthcare Administration PanelSr. Software DeveloperNode.js · MongoDB
  • Personalized Vaccine Manufacturing PlatformSr. Software DeveloperNode.js · MySQL · AWS SES · AWS Cognito +1
FinTech1 project
  • Healthcare Administration PanelSr. Software DeveloperNode.js · MongoDB

Ready to work with KRENIL?

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

At a Glance

LocationIndia
Experience5+ years
Work moderemote
Direct hirePossible
Start within48 hours
From$1,437/ 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
10/10
Express.js
9/10
MongoDB
8/10
MySQL
8/10
AWS
8/10
Seniority signals
Owns production deploysGreenfield architectSystem ownerCode reviewerMentor / leads juniors
VerifiedVetted by Witarist
Technical skills assessed & verified
Background & identity checked
English communication verified
Ready to onboard in 48 hours

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KRENIL P

Node.js Developer