Backend Developer

Job Title: Full Stack Engineer (Django + Next.js)

We’re looking for a Full Stack Engineer with strong backend fundamentals and solid frontend experience to build scalable web products and APIs.

Must-Have

• Django + DRF (2+ years): Models, serializers, services, API views, migrations, query optimization (select_related / prefetch_related), transaction.atomic, custom managers

• Next.js + React (2+ years): App Router, SSR, client components, dynamic imports, useQuery, responsive UIs with Tailwind

• REST APIs: Auth, permissions, pagination, error handling, CORS, JWT flows

• PostgreSQL: Schema design, indexes, constraints, JSON fields, raw SQL when needed

• Celery / async tasks: Retry logic, idempotency, task chaining

• Git: Clean commits, branching, PR workflow

Good to Have

• AI / LLM integrations

• AWS S3 and presigned uploads

• Multi-tenancy

• WebRTC / MediaRecorder

• Docker

• Testing with pytest / Django TestCase / factory_boy

We’re looking for someone who can independently own features end-to-end and write clean, scalable code.

About the Company

Our client is a leading manufacturer of TMT Bar and exporter in India. They are a well known group that achieves a turn over of 3000 Cr per annum. The group is setting a construction & architecture oriented omni channel B2B & B2C platform. Merito, a curated talent platform is responsible to identify key resources for this project.

Job Location: Kolkata

Job Description

• Full stack e-commerce developer is responsible for writing reusable, testable, and efficient code
• Design and implementation of low-latency, high-availability, and performance applications 
• Implementation of security and data protection 
• Understanding of performance testing and optimization techniques 
  
  

Requirements

• Fullstack developer should have the ability to translate Wireframes and PSD Designs into functional web apps.
• Binding of UI elements to JavaScript object models
• Creating RESTful services with Node.js
• Fullstack developer must have proven experience in front & back-end development
• Work in a cross-functional team to deliver a complete user experience
• Reactjs Nodejs developer must know MongoDB, Express, Node.js, & React.
• Create Unit and Integration tests to ensure the quality of code
• Be responsive to change requests and feature requests
• Write code that is cross-platform and cross-device compatible
• Full developer must have the ability to wear many hats and learn new technologies quickly
• Understanding & proficiency in REST APIs.
• Fullstack developer should know Git Repository and Jira.

Roles & Responsibilities :

• Develop and implement various tests for software applications.
• Evaluate designs and ensure compliance to business requirements.
• Prepare and update technical documents and develop Dot NET processes for various systems.
• Develop and perform tests on various software applications.
• Analyze architecture design and provide consultation to Dot net teams.
• Provide technical support and design enhancement for various applications.
• Analyze systems and develop solutions for the same.
• Experience in writing web applications using ASP.net MVC 4.0/4.5, C#, Entity Framework, SQL Server 2008/12
• Ability to write SQL queries and store procedures is required.
• Must be able to use JQuery to work on the user interface.
• Entity Framework as the data layer must be able to be used.
• Bootstrap, AngularJS, and Web API knowledge are advantages as well as experience with Javascript, AJAX, and JQuery.
• Solid understanding of relational database fundamentals in SQL Server 2008, developing stored procedures, and simple/complex SQL queries.
• Develop architecture documents for various applications.
• Coordinate with customers and analyze all user requirements.
• Analyze technical documents and determine problems in Dot NET application and provide consultation for resolution.

Skills Required:

• ASP.NET, VB.Net, C#, MySQL, SQL, JavaScript, Web services, and MVC
• Team Handling
• Good in documentation and preparation of reports

• Develop frontend components on ReactJS with Redux as state management library
• Should have good knowledge of tailwind CSS
• Must have expertise in JavaScript, ES6, React-Redux, HTML/CSS
• Familiarity with build tools such as Webpack, Babel
• Experience with testing tools such as Jest
• Experience in web security and performance on mobile and desktop
• Familiarity with Git.
• Should be able to make mobile responsive designs
• Knowledge on PWA would be an added advantage

• Develop backend APIs on Express.js and NodeJS
• Should be good with SQL database and perform DDL,DRL,DQL,DCL on database ,preferably PostgresDb.
• Should have familarity with ORM such as sequilize.
• Knowledge on server-less architecture is good
• Experience with monitoring tools web performance and caching techniques
• Experience working in agile methodology projects
• Should have knowledge of design patterns, design practices
• Should have the ability to design and write reusable code
• Ready to work in a challenging and fast-paced environment
• Experience in building Cloud Native applications
• Experience in test-driven development

• Work with development teams and product managers to ideate software solutions
• Design client-side and server-side architecture
• Build the front-end of applications through appealing visual design
• Develop and manage well-functioning databases and applications
• Write effective APIs
• Test software to ensure responsiveness and efficiency
• Troubleshoot, debug and upgrade software
• Create security and data protection settings
• Build features and applications with a mobile responsive design
• Write technical documentation
• Work with data scientists and analysts to improve software

• Proven experience as a Full Stack Developer or similar role
• Experience developing desktop and mobile applications
• Familiarity with common stacks
• Knowledge of multiple front-end languages and libraries (e.g. HTML/ CSS, JavaScript)
• Knowledge of multiple back-end languages (e.g. Javascript, PHP, WordPress) and JavaScript frameworks (e.g. Angular, React, Node.js)
• Familiarity with databases (e.g. MySQL, MongoDB), web servers (e.g. Apache)
• Excellent communication and teamwork skills
• Great attention to detail
• Organizational skills
• An analytical mind
• Degree in Computer Science, Statistics or relevant field