Full Stack Engineer

Mercari India; Bengaluru; Hybrid; INR 1,500,000 - 2,000,000; Full time

Benefits offered by this job

Comprehensive health insurance

Hybrid work arrangements

Access to latest tools and resources

Job summary

Mercari India is seeking a Full Stack Engineer to join their engineering team in Bengaluru. The successful candidate will have 5 to 8 years of professional experience and will be responsible for designing scalable applications using React and Next.js, mentoring junior engineers, and ensuring performance and security. The role offers the flexibility of a hybrid work mode—2 days in the office and 3 days working from home—with comprehensive health benefits and opportunities for professional growth.

Qualifications

• 5 to 8 years of professional software development experience across the full stack.
• Expert-level proficiency in React and Next.js framework.
• Strong experience in backend languages like Go, Node.js, Java, or Python.

Responsibilities

• Design, develop, and maintain scalable full-stack web applications.
• Architect user interfaces with React/Next.js and design backend systems.
• Guide junior engineers while conducting code reviews.

Skills

React

Next.js

Go

Node.js

Java

Python

PostgreSQL

MySQL

Jest

Mocha

Docker

Kubernetes

Education

Bachelor’s degree in Computer Science

Tools

Cursor

GitHub Copilot

Gemini

Grafana

Datadog

Job description

Profile Overview

We are seeking a seasoned Full Stack Engineer with 5 to 8 years of professional experience to join our engineering team. The ideal candidate is a versatile technical leader who bridges the gap between complex backend architectures and high-performance frontend interfaces. You will be responsible for designing end-to-end features, mentoring junior engineers, and ensuring our systems are scalable, secure, and resilient.

Key Responsibilities

• End-to-End Development: Design, develop, and maintain scalable full-stack web applications using modern frontend and backend technologies.
• Architecture & Design: Architect complex user interfaces with React/Next.js and design robust backend systems and APIs.
• Quality Assurance: Write comprehensive unit, integration, and E2E tests for both frontend and backend components.
• System Ownership: Lead technical planning, conduct code reviews, and ensure adherence to high standards for performance and security.
• Mentorship: Guide junior engineers, fostering their growth through technical leadership and collaborative problem-solving.
• Optimization: Improve application performance on the client side and optimize database queries and server-side logic on the backend.
• Innovation: Integrate AI-powered development tools into the workflow to increase team productivity and code quality.

Requirements

• Experience: 5 to 8 years of professional software development experience across the full stack.
• Frontend Mastery: Expert-level proficiency in React and Next.js framework.
• Backend Proficiency: Strong experience in backend languages (e.g., Go, Node.js, Java, or Python) and building RESTful or GraphQL APIs.
• Databases: Proficiency with SQL (PostgreSQL, MySQL) and/or NoSQL databases, including schema design and query optimization.
• Testing: Experience with testing frameworks such as Jest, React Testing Library, and backend testing suites (e.g., PyTest, Mocha, or Go testing).
• System Design: Proven ability to design distributed systems, microservices, and scalable frontend architectures.
• Education: Bachelor’s degree in Computer Science, Engineering, or a related field.

Preferred & Nice-to-Have Skills

• AI-Powered Tools: Hands‑on experience with modern AI coding assistants (e.g., Cursor, GitHub Copilot, Gemini) to optimize development cycles.
• Infrastructure & DevOps: Experience with CI/CD pipelines, Docker, Kubernetes, and cloud platforms like GCP, AWS, or Azure.
• Advanced Networking: Familiarity with gRPC, Protocol Buffers, or Backend-for-Frontend (BFF) patterns.
• Observability: Experience using tools like Grafana or Datadog to monitor system health and troubleshoot production issues.
• Agile Leadership: Experience leading projects in an Agile/Scrum environment and managing cross‑functional technical stakeholders.

What We Offer

• Global Impact: Work on high‑traffic projects that impact millions of users.
• Growth: Structured professional development and opportunities to move into next roles.
• Flexibility: Hybrid work arrangements and a focus on work‑life balance.
• Benefits: Comprehensive health insurance for you and your family, and a modern office environment.
• Tech-Forward Culture: Access to the latest tools, learning resources, and conferences to keep your skills sharp.

Employment Status

Full-time

Work Mode

Hybrid (2 days office + 3 days WFH)

Work Hours

• Full flextime (no core time)
• Flexible to choose working hours other than team common meetings