MERN Stack Developer

Role & Responsibilities

• Design, develop, and test new features in the application.
• Regular communication and collaboration with team members throughoutthe development process.
• Implement,test, and fix bugs in application features.
• Participate in fully agile Scrum deliveries as an active team member.
• Design, build, and maintain efficient and reliable C# and Angular code.

Ideal Candidate

• Strong full stack software engineer profile
• Mandatory (Experience): Must have 3+ years of experience as a Fullstack developer
• Mandatory (Backend): Must have strong backend developement experience in C#, .NET and building RESTful APIs
• Mandatory (Frontend): Must have hands-on frontend development experience in Angular 14+ and TypeScript/JavaScript
• Mandatory (Core Skill): Must have working experience in Elasticsearch/OpenSearch (Non-negotiable)
• Mandatory (DB): Exposure to SQL (Relational DBs) & NoSQL databases like MongoDB
• Mandatory (Caching): Must have experience in caching mechanisms (in-memory/shared cache) and database scaling techniques like sharding & replication
• Mandatory (Authentication): Familiarity with Identity Server4 and Git
• Mandatory (Engineering Practices): Must have experience writing unit tests and working in Agile/Scrum environments
• Mandatory (Architecture Exposure): Candidates should have experience working on microservices architectures, event-driven systems, or distributed systems
• Mandatory (Company): B2B SaaS companies
• Mandatory (Note 1): This is a hybrid role in Udyog Vihar, Gurgaon (3 days in-office)
• Mandatory (Note 2): Please make sure candidate has detailed experience about above skills set in resume
• Preferred (Skill): Familiarity with deployment processes and packaging libraries for NPM

Role Overview

We are looking for a Senior Backend Developer with strong Node.js expertise who is comfortable working in an AI-assisted development environment. The ideal candidate should be proficient in leveraging modern AI developer tools to accelerate development, improve code quality, and help modernize legacy systems.

This role involves working on backend systems, microservices architecture, and AI-powered development workflows, including refactoring legacy applications into modern Node.js services.

Key Responsibilities

• Design, build, and maintain scalable backend services using Node.js.
• Leverage AI-powered developer tools such as GitHub Copilot, Cursor, or Amazon Q to improve development efficiency.
• Refactor and modernize legacy .NET applications into Node.js-based microservices using AI-assisted workflows.
• Design and optimize database schemas and complex SQL queries for performance and scalability.
• Work with PostgreSQL and Redis for high-performance data storage and caching.
• Build and integrate AI-based features and services into backend applications.
• Automate development workflows through custom CLI tools or IDE extensions.
• Collaborate with cross-functional teams to deliver high-quality backend solutions.

Required Skills & Experience

• 5+ years of backend development experience
• Strong expertise in Node.js backend development
• Hands-on experience with AI-assisted development tools (GitHub Copilot, Cursor, Amazon Q, or similar)
• Experience working with PostgreSQL and Redis
• Strong understanding of microservices architecture and API design
• Experience with AI engineering (building or integrating AI-powered features)
• Strong problem-solving and debugging skills

Good to Have

• Prior experience with .NET / C#
• Experience modernizing legacy systems
• Experience building developer productivity tools (CLI tools, IDE extensions, automation)
• Experience optimizing complex SQL queries and database migrations

A LITTLE BIT ABOUT THE COMPANY:

Established in 2017, Fountane Inc is one part a Digital Product Studio that specializes in building superior product experiences, and one part Ventures Lab incubating and investing in new competitive technology businesses from scratch. Thus far, we’ve created half a dozen multi million valuation companies in the US, and a handful of sister ventures for large corporations including Target, US Ventures, Imprint Engine.

We’re a team of 100 strong from around the world that are radically open minded and believes in excellence, respecting one another and pushing our boundaries to furthest its ever been.

Desired Candidate :

• Experience in Node.JS working with large scale backend applications
• Expertise in any Relational or NoSQL databases and any of caching databases
• Experience in integrating with RESTful/GraphQL APIs and Microservice APIs
• Good problem solving and debugging skill
• Good knowledge of engineering excellence: Unit Testing/TDD, Code quality,
• Documentation, CI&CD
• Exposure on event-driven, asynchronous I/O
• Experience in Linux development and AWS ecosystem tools
• Experience in non-functional requirements (Scalability, Performance optimisation, Security)

What you can achieve :

• Empowering Entrepreneurial Spirit: Whatever your role is, we'll encourage you to reinvent and reinvigorate; achieving the best for CaratLane and you.
• Celebrating Your Contribution: We recognize and reward everyone who approaches their job with true passion, and drives performance.
• The Best of Tanishq and CaratLane: Work with a disruptive, new-age omni-channel brand, while being a part of India's most trustworthy organisation - the Tata Group.

• Developing and maintaining all server-side network components.
• Ensuring optimal performance of the central database and responsiveness to front-end requests.
• Collaborating with front-end developers on the integration of elements.
• Designing customer-facing UI and back-end services for various business processes.
• Developing high-performance applications by writing testable, reusable, and efficient code.
• Implementing effective security protocols, data protection measures, and storage solutions.
• Running diagnostic tests, repairing defects, and providing technical support.
• Documenting Node.js processes, including database schemas, as well as preparing reports.
• Recommending and implementing improvements to processes and technologies.
• Keeping informed of advancements in the field of Node.js development.

Node.js Developer Requirements:

• Bachelor's degree in computer science, information science, or similar.
• At least two years' experience as a Node.js developer.
• Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.

Experience: 
- 4-10 years of Full Stack Application development experience is must. 
- Deep understanding of client side development, coding in HTML5, CSS3, JavaScript ES6, and jQuery. 
- Strong experience using a client side MVC framework such as NodeJS, React JS, NextJS and Redux.
- Top notch programming skills and write code for robust software design. 
- Experience in responsive design, cross browser compatibility and website performance. 
- Experience in object oriented design skills. 
- Aggressive problem diagnosis and creative problem solving skills. 
- Good understanding of how browsers and DOM work. 
- Experience with Git/Bitbucket. 
- Experience with handling Services, RESTful, APIs. 
 
Responsibilities : 
- To work with a cross-functional software development team on highly visible strategic projects as an expert level individual contributor to the coding tasks assigned. 
- Responsible for development of highly responsive, web based UI in a flexible and well-structured frontend architecture. 
- Experience working with remote data via REST and JSON 
- Experience with third party libraries and APIs 
- Produce well designed efficient code in a timely manner to meet delivery timescales/milestones. 
- Mentor other developers on software best practices technical guidance and help grow their software development skill sets. 

You Will:

• Lead, coach and mentor a team of 8-10 engineers so they all learn, grow, and succeed.
• Plan and prioritize work for your team, including collaborating with cross border teams.
• Provide oversight and accountability for technical decisions.
• Create an inclusive environment that attracts and retains high-performing engineers.
• You will collaborate with Developers, Program Managers, QA and Devops Engineers in an agile development environment.
• Constantly learn and grow as an engineer and an engineering leader.
• Demonstrate a passion for customers and technology.


You must have:

• Experience in the design, development, and deployment of large-scale enterprise applications with multiple tiers
• Exposure on agile test-driven development for robustness, usability, reliability, security and performance.
• Strong technical aptitude for any programming language, preferred, Core JAVA and Spring Boot and other Spring libraries, Eureka, Hystrix etc.
• Experience of creating architecture or developing web services using Open source technologies and to integrate applications with databases such as Oracle, MySQL, MongoDB, or Cassandra
• Solid understanding of OOPS, algorithms and data structures.
• Experience on Kafka / Scala / Storm / Elastic Search and Web Services like RESTful.
• Experience in building highly scalable distributed systems
• Extensive experience with version control systems (Git is preferred) and issue tracking systems (JIRA is preferred)

Big Pluses if you:

• Have a strong focus on business outcomes
• Are comfortable with collaboration, open communication and reaching across functional borders
• Are self-motivated and can get things done
• Have the ability to communicate and defend your ideas clearly
• Have a strong knowledge of threading, concurrency, scaling, and high availability.
• Have a desire to build products that users love

• Stay current with new and evolving technologies via formal training and self-directed education