Senior Fullstack Developer (Fintech)

Drupalindia; Mumbai; On-site; INR 2,500,000 - 4,500,000; Full time

Job summary

Drupalindia is seeking a highly skilled Senior Full-Stack Engineer with 5+ years of experience to design, develop, and maintain scalable applications. The role emphasizes strong backend with Node.js and frontend with React, using PostgreSQL or MySQL databases, and deploying on cloud platforms like AWS or GCP.

You will collaborate with cross-functional teams, mentor juniors, and contribute to architecture decisions while upholding clean code and SOLID principles.

Qualifications

• 5+ years of professional full-stack development experience.
• Strong backend development with JavaScript (Node.js).
• Strong frontend development with React.
• Experience with PostgreSQL or MySQL.
• Experience building production-grade systems.
• Understanding of OOP or FP and SOLID principles.
• Experience with Docker and containerized environments.
• Experience with AWS or GCP.
• Excellent written and verbal communication.

Responsibilities

• Design, develop, and maintain scalable full-stack applications.
• Build backend services and APIs using JavaScript (Node.js).
• Develop responsive, high-performance user interfaces using React.
• Work with PostgreSQL or MySQL to design and optimize schemas.
• Contribute to architecture decisions and system design.
• Ensure code quality by following SOLID and clean coding practices.
• Deploy, monitor, and maintain production systems.
• Collaborate with DevOps to containerize using Docker.
• Work on cloud deployments (AWS or GCP).
• Mentor junior developers and participate in code reviews.
• Integrate third-party services including AI APIs.
• Write clear technical documentation for stakeholders.

Skills

Full-stack

Node.js

React

PostgreSQL

MySQL

OOP/FP

Docker

AWS/GCP

Code quality

Documentation

Tools

Docker

AWS

GCP

PostgreSQL

MySQL

Node.js

React

Job description

We are seeking a highly skilled and experienced Senior Full-Stack Engineer with a minimum of 5 years of professional experience in both frontend and backend development. The ideal candidate is passionate about building scalable, high-performance applications and has strong expertise in JavaScript-based backend systems and modern frontend frameworks. You will play a key role in designing, developing, and maintaining production-grade systems while collaborating closely with cross-functional teams.

Key Responsibilities

• Design, develop, and maintain scalable full-stack applications.
• Build robust backend services and APIs using JavaScript (Node.js preferred).
• Develop responsive, high-performance user interfaces using React.
• Work with relational databases such as PostgreSQL or MySQL to design and optimize schemas and queries.
• Contribute to architecture decisions and system design discussions.
• Ensure code quality by following clean coding practices, SOLID principles, and best practices in OOP/FP.
• Deploy, monitor, and maintain production systems.
• Collaborate with DevOps teams to containerize applications using Docker.
• Work with cloud platforms (preferably AWS or GCP) to deploy and scale applications.
• Participate in code reviews and mentor junior developers.
• Integrate third-party services, including AI APIs and related tools.
• Write clear technical documentation and communicate effectively with stakeholders.

Required Qualifications

• Minimum 5+ years of professional full-stack development experience.
• Strong backend development experience with JavaScript (Node.js).
• Strong frontend development experience with React.
• Experience working with relational databases such as PostgreSQL or MySQL.
• Experience building and maintaining production-grade systems.
• Strong understanding of Object-Oriented Programming (OOP) or Functional Programming (FP).
• Solid knowledge of clean coding practices and SOLID principles.
• Experience with Docker and containerized environments.
• Experience working with cloud services (AWS or GCP preferred).
• Excellent written and verbal communication skills.