Backend Developer -Node.JS (MERN Stack)

We are seeking a skilled Node.js Developer to join our dynamic team. The ideal candidate will have 2-3 years of hands-on experience in developing robust, scalable, and high-performance web applications using Node.js. As a Node.js Developer, you will collaborate with cross-functional teams to design, develop, and implement backend services and APIs to support our web and mobile applications. You will also be responsible for maintaining and optimizing existing codebases, troubleshooting issues, and ensuring code quality and performance.

Responsibilities:

• Develop and maintain server-side logic using Node.js
• Design and implement RESTful APIs for web and mobile applications
• Collaborate with front-end developers to integrate user-facing elements with server-side logic
• Optimize applications for maximum speed and scalability
• Implement security and data protection measures
• Troubleshoot and debug issues in production and development environments
• Conduct code reviews and provide constructive feedback to peers
• Stay updated with emerging technologies and best practices in Node.js development

Requirements:

• Bachelor's degree in Computer Science, Engineering, or a related field
• 2-3 years of professional experience in Node.js development
• Proficiency in JavaScript, including ES6+
• Experience with Express.js or similar Node.js frameworks
• Solid understanding of asynchronous programming and event-driven architecture
• Experience with relational and NoSQL databases such as MySQL, MongoDB, etc.
• Knowledge of version control systems such as Git
• Familiarity with DevOps practices and CI/CD pipelines is a plus
• Strong problem-solving skills and attention to detail
• Excellent communication and collaboration skills

Our backend (NodeJS) team is passionate about technology, and we love building scalable web and mobile solutions keeping performance in mind. We're looking for a full stack developer that has experience developing a variety of Web Apps and REST API using the NodeJS stack. 

(Along with strong backend expertise, needs good understanding on frontend tech stack to give support to frontend developer) 

Role + Responsibilities:   

• Review PR’s and provide appropriate comments. 
• Help team in debugging the issues and provide proper solution. 
• Participate in architecture, design and sprint planning of the projects. 
• Write reusable, testable, maintainable and scalable code with Unit Testing. 
• Implementation of security and data protection throughout the project. 
• Implementation on Design Patterns like TDD & BDD. 

Person Specification and Qualifications: 

• Fluency in written and verbal communication. 
• Experience developing highly scalable services and APIs in multiple protocols. 
• Knowledge of data modelling and database performance optimization in SQL & No SQL databases. 
• Must have worked with PostgreSQL and MongoDB using TypeORM, Sequalize or Knex. 
• Strong experience with core concepts of JS & TS. 
• Experience working with Frameworks like NestJS, LoopBack, Express, and other Framework in Typescript. 
• Must have worked with unit testing libraries like Jest, Mocha and Chai. 
• Good knowledge of code versioning (git or bitbucket).                    
• Hands on experience with Docker for building micro service. 

Plus, points if you're familiar with the following:  

• Experience with deployment and CI/CD.                
• Knowledge of GraphQL and its libraries like Apollo and Prisma. 
• Knowledge of SDK integration (social media SDK like Facebook, Google, etc. and Cloud services like AWS, Azure and Google). 
• Good experience with Linux commands and basic server configuration. 
• Knowledge of document, key/value or other non-relational database systems such as Elastic Search, Redis, DynamoDB. 
• Experience with queuing protocols.

• Experience of more than 4 to 6 years in software development.
• Very Strong Experience in Core Java.
• Excellent Java Programming skills Experience in Data Structures, Algorithms and Design Patterns.
• Strong in Problem solving, Analytical skill and logical thinking.
• Skill to be trained: java, spring, mango db, cassandra.
• Strong experience in Spring Boot, Restful API
• Looking for shorter notice period candidates only.

• Managing the interchange of data between the server and the users.
• Development of all server-side logic, ensuring high performance and responsiveness to requests from the front-end Integrating the front-end elements built by your co-workers into the application; therefore, a basic understanding of front-end technologies is necessary as well.
• Writing reusable, testable, and efficient code.
• Design and implementation of low-latency, high-availability, and performant applications.
• Integration of user-facing elements developed by front-end developers with server-side logic
• Implementation of security and data protection.

• Should have worked on the Django REST framework.
• Familiarity with some Pandas, Numpy, text parsing/mining and ORM (Object Relational Mapper) libraries
• Able to integrate multiple data sources and databases into one system
• Understanding of the threading limitations of Python, and multi-process architecture
• Good understanding of server-side templating languages
• Worked on Amazon cloud solutions
• Understanding of accessibility and security compliance
• Knowledge of user authentication and authorization between multiple systems, servers, and environments
• Understanding of fundamental design principles behind a scalable application
• Familiarity with event-driven programming in Python
• Able to create database schemas that represent and support business processes
• Strong unit test and debugging skills
• Proficient understanding of code versioning tool
• Excellent written and verbal communication skills.
• Should know about HDL and LLD.
• Should know about making python packages
• Should have worked on microservice-based Architecture

• Defining new merchandising or reporting functionality
• Adding more advanced search capabilities
• Improving scoring/recommendation models
• eCommerce platform integrations/API implementations
• Load testing/scaling features as we continuously grow
• Something new. There are always interesting new challenges that come our way. Here are a couple of things we’ve worked on recently:
  • Managing background jobs with competing performance goals like quick turnaround while staying within platform API limits
  • Embedding and dynamically changing products in an email even after sending it
  • Managing and coordinating multi data-center processes

• 1-3 years of experience in Ruby On Rails (or a similar MVC framework like Express or Django). You are comfortable with Routes, Migrations, Models, Callbacks, Validations, and so on.
• Ability to design clean, scalable data structures for new features.
• A good understanding of design patterns so that complex processes are written in a maintainable way.
• Knowledge of managing source code with Git.
• Comfortable in a Linux OS.
• Good communication skills, and ability to clearly plan and describe features before building.

• Challenging, exciting work, at scale
  You get to understand the challenges our customers face first-hand, and collaboratively design and build amazing solutions that will be used by millions of shoppers through billions of API requests. There’s always something new and exciting to build.
• Have a direct impact
  Seven engineers currently build, refine, and scale the entire product. Working in a small team means you will have a say in the way the product is built, and your performance will have a direct impact on the company’s outcome.
• Culture
  Tagalys is a place for you to be yourself, enjoy your work, and achieve your potential. We love the energy that comes from working with smart people in a simple and welcoming environment. We design our workflow to make sure you are also able to focus on everything else in life that is important: family, friends, and health.
• Benefits
  You get great pay, coupled with flexible hours, a hybrid work model, and comprehensive insurance for your and your dependents. For the people contributing significantly, we also offer ESOPs so there is an opportunity to build wealth as you help the company grow.

• • Key Result Areas
  
  
  1. Develop and lead desktop and mobile web Back end development. 
  2. Work on Node JS platform.
  3. Strong focus on UI Performance: optimize page load, rendering, caching, leveraging CDNs.
•  
  1. Technology Skills:
  
  
  • Advanced Javascript, CSS, HTML 5, D/XHTML, XML, JSON, DOM Concepts
  • Must have worked on a SPA frameworks:Nodejs, AngularJS or InfernoJS
  • Familiarity with common Javascript Libraries such as jQuery.
  • Fluent in responsive design and mobile / tablet UI / UX
  • Knowledge about UI testing automation
  • Web mobile (touch devices: mobiles and tablets) experience is expected
  • UI or API Performance: should have hands-on experience of optimizing page load, rendering,caching.
  • Good understanding of AJAX and its UI implications
  • Sense for appeal & aesthetics from a usability perspective