React.js Developer

About the Role

We are hiring an experienced MERN Stack Developer who can independently build and scale full-stack applications from scratch. The ideal candidate must have strong skills in TypeScript, React.js, Node.js, Redux, and REST APIs, along with a solid understanding of microservices architecture, mobile API integrations, and responsive design.

Experience with LLMs, RAG architecture, Kafka, Redis, webhooks, and database systems like PostgreSQL, MySQL, and MongoDB is essential. You’ll be working on scalable systems, enterprise-grade platforms, and AI-integrated products.

Key Responsibilities

• Develop and maintain full-stack web applications using React.js (with TypeScript) and Node.js (Express/NestJS)
• Build and document robust RESTful APIs and mobile-ready endpoints
• Implement and consume webhooks for third-party integrations and internal event-based workflows
• Ensure responsive design principles across devices and screen sizes
• Integrate with mobile applications via secure and scalable APIs
• Work with databases including PostgreSQL, MySQL, and MongoDB
• Integrate Large Language Models (LLMs) and Retrieval-Augmented Generation (RAG) pipelines
• Build and deploy microservices architecture using Kafka, Redis, Docker, etc.
• Manage application state using Redux or Redux Toolkit
• Write test cases using Mocha, Chai, Jest, or similar frameworks
• Participate in system design, architecture discussions, and scalability planning
• Follow Agile practices, perform code reviews, and contribute to CI/CD pipelines
• Collaborate with cross-functional teams including UI/UX, DevOps, QA, and Product Management

Required Skills & Experience

• Minimum 4 years of hands-on experience with the MERN stack
• Strong proficiency in TypeScript, React.js, Node.js, and Redux
• Proven experience in building and consuming REST APIs and webhooks
• Deep knowledge of responsive UI/UX development
• Hands-on experience with mobile-first API design and integrations
• Strong knowledge of PostgreSQL, MySQL, and MongoDB
• Experience with Kafka, Redis, Docker, and microservices
• Exposure to LLM, GPT, RAG, or similar AI models
• Solid understanding of software architecture and ability to build systems from the ground up
• Working knowledge of API security, JWT, OAuth, and rate-limiting
• Familiar with test-driven development and QA practices
• Familiarity with Git, version control, and collaborative workflows good to Have
• Experience with GraphQL and gRPC
• Experience in building SaaS or AI-integrated platforms
• Familiarity with ElasticSearch or RabbitMQ
• Experience with AWS, GCP, or Azure
• Understanding of serverless and event-driven architectures
• 
  

Benefits

• Competitive compensation with performance-based hikes
• Flexible remote or hybrid work options
• Opportunity to work on cutting-edge technologies including AI and scalable SaaS platforms
• Strong leadership and learning-driven environment
• Learning budget for courses, certifications, and conferences

• Experience with JavaScript and ReactJs framework.
• Experience with NodeJs, Firebase and Firestore Functions.
• Candidates should have the ability to pick up new technologies quickly
• Knowledge of code versioning tools (such as Git, Mercurial, or SVN)

1. Creating and converting high-fidelity designs into code.
2. Assist with creating cross-platform UI Web components
3. Build responsive applications using front-end frameworks
4. Create Backend services for the UI and test with edge cases.
5. Test components using new technologies

1. Apply for your CV and past work to be reviewed.
2. Receive a telephonic interview or assessment upon filling the final step form.
3. Receive offer letter if selected.

• Azure IaaS and PaaS.
• .Net (Core and Framework)
• Web API, ASP.NET, Entity Framework
• MS SQL Server
• HTML5, CSS3, Jquery and JSON
• Angular / React JS
• Unit Testing Framework for .NET using MS Test Manager or Nunit
• Unit Testing Framework for Angular or React JS

• Docker & Kubernetes
• BOT

• Should have the ability to implement solution based on the technical design document and discussions with Tech Leads  / Architects.
• Should have the ability to identify and implement software development best practices.
• Should have the ability to collaborate with other team members to deliver the solution.
• Should have the abiliity to troubleshoot issues..

Headquartered in Los Angeles, California, USA, with offices in Hong Kong and Shanghai, Careismatic Brands (CBI) is the world’s largest manufacturer of medical scrubs (uniform apparel). CBI distributes its products through multiple channels including 3rd party retail, wholly owned retail ecommerce sites (http://www.allheart.com/">www.allheart.com), and corporate branded sites (www. http://infinityscrubs.com/">Infinityscrubs.com).

We are looking for a Salesforce Commerce Cloud Developer who is interested in joining a vibrant, fun and cutting-edge organization in our Ahmedabad, India office, to contribute to overall B2C strategy while taking full ownership of designing, engineering, and delivering B2C commerce capabilities across the enterprise.  This individual will work with US colleagues and India tech leads to execute CBI’s B2C strategy from our Ahmedabad, India office.

Job Responsibilities:

• Design and implement multiple ecommerce sites (currently on Magento or Shopify)
• Implement feature enhancements to new and existing sites
• Implement 3^rd party integrations
• Collaborate with technical leaders in both India and US
• Implement best practices as related to SFCC

Qualifications and Skills:

• Certification in Salesforce Commerce Cloud highly preferred
• Prior experience with full lifecycle development in ecommerce environment using SFCC
• Prior experience integrating to ecommerce system components (e.g. CMS, DAM, PIM, OMS, and ERP)
• Excellent written and verbal communication skills
• Ability to work effectively with non-technical personnel
• Years of Related Professional Experience: 3
• Bachelor's Degree in computer science or similar degrees
• 3 years’ experience in implementing Salesforce Commerce Cloud B2C (Demandware) solutions
• 3 years hands-on experience in web technologies including: HTML, CSS, JavaScript, JSON, AJAX, JQuery, Bootstrap, MVC, web analytics, XML, web services (SOAP/REST), and open source packages/libraries 
• Experience with Salesforce Commerce Cloud B2C Storefront Reference Architecture (SFRA)
• Experience source control and collaboration tools such as AzureDevOps, Jira, Confluence, and git
• Experience with web frameworks, interactive web development, responsive web design
• Experience with site speed optimization

Responsibilities

• Ability to translate Wireframes and PSD Designs into functional web apps using HTML5, AngularJS, React , Node.js, and Mongo

• Binding of UI elements to JavaScript object models

• Creating RESTful services with Node.js

• Architect scalable web architectures

• Work in a cross-functional team to deliver a complete user experience

• 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

• Ability to wear many hats and learn new technologies quickly

• Strong knowledge of PHP for backend work (3+ years’ experience)
• Experience with an MVC framework (CakePHP, Laravel, Symfony, CodeIgniter, etc.)
• Strong knowledge of Javascript, HTML, CSS and related tools/packages (3+ years’ experience),
• Strong knowledge of MySQL (3+ years’ experience)
• Knowledge of React
• Though not required, experience with Python, Golang, DynamoDB, Elasticsearch.
• Strong English skills (written and verbal)