Senior Fullstack Developer (Fintech)

Drupalindia; Mumbai; On-site; INR 1,000,000 - 1,500,000; Full time

Job summary

A leading software development company in Mumbai is seeking a Senior Full-Stack Engineer with over 5 years of experience. The ideal candidate will design and develop scalable applications, focusing on both backend (JavaScript) and frontend (React) technologies. Responsibilities include building APIs, collaborating with cross-functional teams, and ensuring high code quality. Strong experience with relational databases, Docker, and cloud services is essential for this role, which offers a dynamic environment for career growth.

Qualifications

• Minimum 5+ years of professional full-stack development experience.
• Strong backend development experience with JavaScript (Node.js).
• Strong frontend development experience with React.

Responsibilities

• Design, develop, and maintain scalable full-stack applications.
• Build robust backend services and APIs using JavaScript.
• Develop responsive, high-performance user interfaces using React.

Skills

JavaScript (Node.js)

React

Relational databases

Docker

Cloud services (AWS or GCP)

Clean coding practices

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.

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