Fullstack Developer

Job Title: Full Stack Developer (Node.js + React.js)

📍 Location: Gurgaon (On-site)

🕒 Experience: 5+ Years

🕒 Working Days: 5 Days(Mon-fri)

Job Summary:

We are hiring a passionate and experienced Full Stack Developer proficient in Node.js and React.js for our client. The ideal candidate should have solid experience in designing scalable systems, writing optimized code, implementing role-based access control, handling task prioritization, and building robust web applications.

Key Responsibilities:

• Design scalable user management systems with role-based access and authentication.
• Develop backend services and REST APIs using Node.js.
• Build dynamic and optimized front-end applications using React.js and Redux.
• Handle async operations, task queues, and implement retry and prioritization logic.
• Optimize React components for performance using hooks and memoization.
• Ensure secure and scalable system design with proper error handling and authorization flows.
• Apply JavaScript concepts like closures, event loop, and async patterns in real-world scenarios.
• Collaborate with DevOps for basic CI/CD and deployment processes.

Mandatory Technical Skills:

• Frontend: React.js, Redux, JavaScript (ES6+)
• Backend: Node.js, Express.js
• Authentication & Authorization: JWT, OAuth2, Role-Based Access Control (RBAC)
• Task Management: Async/Await, Promises, Retry Mechanisms
• Database: MongoDB or PostgreSQL
• Version Control: Git

Soft Skills:

• Strong problem-solving and system design skills
• Ability to work independently and in a collaborative team
• Clear communication of technical ideas
• Ownership of tasks and components end-to-end

Focus Areas:

• System Design (User Management, Fault Tolerance, Load Distribution)
• JavaScript Core Concepts (Closures, Scope, Event Loop)
• React Optimization & Hooks
• Node.js Architecture & Async Programming
• Task Prioritization and Retry Logic

Life is Short! Work Somewhere Awesome.

Mercer Talent Enterprise is hiring for experienced full stack Ruby on Rails developers.

As a Senior Ruby On Rails Engineer, you'll work on a closely-knit team with a technology stack built on top of Ruby on Rails 7.x. We like to work with modern technologies, always try to do what is best for the customer and put more value on teamwork than rock stars and cowboys.

Key Responsibilities

• Design, build, and maintain efficient, reusable, and reliable Ruby code
• Lead the technical design and development of major platform components to help our technology platform scale with our explosive user growth.
• Actively promote code quality, organization and automatization
• Build new features to improve psychometric assessments
• Shape our product roadmaps by being data-driven and creative
• Use and promote TDD best practices
• Pair program with team members of different experiences
• Be a mentor when you have the expertise / Be a student when someone else does

Required Experience or Skills

• 5+ years experience with Ruby on Rails
• Experience working with Postgres database
• Expert knowledge of feature/end-to-end and unit tests
• TDD experience with RSpec and Capybara
• Strong JavaScript skills
• Strong HTML / CSS 3 skills
• Experience working with a Continuous Integration environment (CircleCI, Github Actions, Jenkins, etc.)
• Understanding and commitment to Agile processes
• Great communication, particularly in explaining your coding processes, suggestions for best practices, and identifying ways to improve the team's coding quality

Desired Skills & Experience

• Experience developing with React / Redux
• Experience developing with TypeScript
• Working knowledge with Docker

You'll get

• Competitive salary with health benefits
• An extremely energising, dynamic and fast paced entrepreneurial working culture and environment
• An opportunity to work on leading edge technology products and solutions that will be first movers in the market
• An opportunity to travel to international locations where our clients may be based
• Latest laptop, devices and technologies for your needs
• Unique and supportive opportunities to progress in your career
• On-going team and professional development

Where

Remote

About Mercer Talent Enterprise

Mercer Talent Enterprise is a global leader providing talent foresight for an organization’s most pivotal people decisions through our talent assessment, leadership, and capability development solutions. By integrating our extensive expertise in assessment and psychometric tools with progressive and modern advances in technology and evidence-based data science, Mercer Talent Enterprise enables a depth and breadth of assessment solutions across the employee lifecycle.

Job Title: MERN Stack Developer (5+ Years Experience)

Position: MERN Stack Developer

Location: Ahmedabad (On-Site)

Onshore Opportunity

Experience: 5 to 7

Joining: Immediate Joiners Preferred

Employment Type: Full-Time

About the Role

We are seeking a talented and experienced MERN Stack Developer to join our on-site team. As a key member of our development team, you will be responsible for building and maintaining high-performance web applications using MongoDB, Express.js, React.js, and Node.js.

Key Responsibilities

• Develop and maintain scalable, responsive web applications using the MERN stack
• Write clean, efficient, and well-documented code
• Integrate APIs and third-party services
• Work closely with UI/UX designers, QA, and product teams
• Optimize applications for maximum speed and scalability
• Perform code reviews and provide constructive feedback
• Debug and resolve technical issues and bugs
• Ensure cross-platform and cross-browser compatibility

Required Skills & Qualifications

• 5+ years of professional experience with the MERN stack
• Strong proficiency in JavaScript, ES6+, HTML5, and CSS3
• In-depth experience with React.js (including hooks, Redux, component lifecycle)
• Strong backend development skills using Node.js and Express.js
• Proficient in working with MongoDB, including aggregation, indexing, and schema design
• Experience with RESTful APIs and JSON
• Familiarity with Git and version control workflows
• Strong problem-solving and debugging skills
• Excellent communication and teamwork abilities
• 
  

Must-Have Experience

•  5+ years working professionally with the MERN stack
•  Has experience in a team lead role
•  Expertise in JavaScript (ES6+), HTML5, CSS3
•  Deep understanding of React.js (Hooks, Redux, lifecycle)
•  Backend development with Node.js & Express.js
•  Strong hands-on with MongoDB (schemas, indexing, aggregation)
•  API integration, Git, version control, and debugging

Preferred Qualifications

• Experience with deployment on AWS, Heroku, or similar cloud platforms
• Familiarity with containerization tools like Docker
• Experience with testing frameworks such as Jest or Mocha
• Knowledge of agile methodologies

Dear Applicants

We are looking for a person to join our team and take an active role in building up Software products for our customers. The Candidate must have at least 3 years of experience in product development. Our ideal candidate should have experience in standalone long-term product development with MERN stack, team-leading skills, and the ability to scale the product functionalities to achieve the organization's goals.

Job Description

As a Senior Product Developer at Certcube, you will play a crucial role in developing and enhancing our in-house products. Your experience in Express JS, React JS, TypeScript, Visualization libraries, REST/ GraphQL API, and Generate AI will be invaluable in shaping the future of our product offerings. 

Responsibilities

• Collaborate with product managers, designers, and front-end developers to understand product requirements and translate them into technical specifications.
• Develop and maintain products using Express, React, Node.js, and REST / GraphQL, ensuring high performance, scalability, and security.
• Implement Data visualizations and data analytics capabilities for better visibility of data with MERN technologies.
• Design and implement APIs for seamless communication between frontend and backend components.
• Implement Authentication and seamless authorization capabilities using the MERN stack. 
• Manage and maintain backend databases like Mongo DB, and PostgreSQL.
• Integrate AI and machine learning capabilities into our cybersecurity products using predictive algorithms. 
• Ensure the security of our products by implementing best practices and staying up-to-date with the latest cybersecurity trends.
• Perform code reviews, identify and fix bugs, and optimize application performance.
• Participate in the development of product roadmaps, making technical recommendations, and contributing to feature planning.
• Mentor and guide junior developers, fostering a collaborative and innovative development environment.

Qualifications and Skillset

• Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field.
• 3 years of professional experience in backend development, with a strong focus on React JS, TypeScript, Node, and Express framework.
• Proven expertise in GraphQL and experience with Generate AI or other AI/ML frameworks.
• Prior experience as a product developer in the cybersecurity domain is highly desirable.
• Strong knowledge of cybersecurity concepts and best practices.
• Proficiency in database design and management Excellent problem-solving skills and the ability to work independently and in a team.
• Strong communication skills, both written and verbal.
• Certifications in relevant technologies or cybersecurity are advantageous.

Benefits

• The chance to make a meaningful impact by contributing to the development of cybersecurity products that protect data and systems.
• Potential for career advancement within the company, including promotions to higher-level development or leadership roles.
• An inclusive and positive company culture that fosters collaboration and innovation.

Job Type: Full-time (In office)

Start Date: Immediate

Documents Requirement- Last job relieving letter, ID Proof, Last job offer letter, Updated CV, Last qualification certificate

• Develops code in C# and front-end technologies like Angular and React.
• Can test own code using unit testing framework.
• Able to understand and adhere to design principles and technical designs explained to him.
• Able to solve algorithmic and platform problems by researching online and trying out solutions

• ASP.Net, C#, SQL Server and JavaScript are must.
• MVC candidate should be preferred.
• Any other JavaScript library also an added advantage.

• Analysis
• Multitasking
• Communication Skills
• Results Oriented
• High Energy
• Self-Motivated

We are looking for a highly capable Node.js developer to optimize our web-based application performance. You will be collaborating with our front-end application developers, designing back-end components, and integrating data storage and protection solutions.

To ensure success as a Node.js developer, you should possess extensive knowledge of Node.Js based services and experience in a similar role. An accomplished Node.js developer will be someone whose expertise results in the stable, fast, and secure exchange of data between servers and end-users.

Node.js Developer Responsibilities:

• 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.

Node.js Developer Requirements:

• Bachelor's degree in computer science, information science, or similar.

• At least 4+ yrs experience as a Node.js developer.

• Extensive knowledge of JavaScript, web stacks, libraries, and frameworks.

• Experience collaborating in an agile environment alongside designers, analysts, and product owners.

• Experience designing and documenting APIs (we use Node.js, Express, OpenAPI Spec)

• Experience in building scalable production services and monitoring performance (we use Kibana, New Relic)

• Knowledge of front-end technologies such as HTML5 and CSS3.

• Superb interpersonal, communication, and collaboration skills.

• Exceptional analytical and problem-solving aptitude.

• Great organizational and time management skills.

• Availability to resolve urgent web application issues outside of business hours.

• Implementation of a robust set of services and APIs to power the web application
• Building reusable code and libraries for future use
• Optimization of the application for maximum speed and scalability
• Implementation of security and data protection
• Integration of the front-end and back-end aspects of the web application
• Design/Architect Application Architecture
• Design/Architect Database Design/Architecture
• Provide solutions for Optimizing Application & Database Performance.
• Interacting with clients and understanding their tech requirements, to implement them accurately as per needs.
• Coordinate with team for task management.
• Understanding of MVC Architecture
• Proficient knowledge of PHP and Laravel Framework
• Knowledge of advanced JavaScript libraries and frameworks such as AngularJS, ReactJS
• Understanding of fundamental design principles behind a scalable application
• Knowledge to implement automated testing platforms and unit tests
• Proficient understanding of code versioning tools (Git)

Job Description:

1. At least 3+ years’ experience into web front end/full stack development

1. Proficient in Object Oriented JavaScript programming and working with JS frameworks on both client and server-side

1. In depth knowledge and working experience in full stack development, for example in Node JS and Mongo DB based implementations as a MEAN stack dev

1. Experience implementing applications using Sails.JS, Angular or ExpressJS frameworks

1. Have hands on knowledge in database technologies, preferable NoSQL databases, such as, MongoDB, Cassandra, etc.

1. Experience with design patterns and building applications from scratch is a plus
2. Thorough understanding and exposure to API integrations, especially RESTful-based web services in JSON
3. Continuous integration (Jenkins/Hudson) and version control (bitbucket, Git etc).