Fullstack Developer

Job Title: MERN Stack Developer (Node.js & React.js Expert)

Experience: 5 – 7 Years

Location: Bangalore

Work Mode : Hybrid

Employment Type: Full Time

Job Summary:

We are seeking a highly skilled MERN Stack Developer with a strong background in Node.js and React.js to join our dynamic team. The ideal candidate should have 5–7 years of hands-on experience building scalable, secure, and high-performance web applications. You will play a critical role in the architecture, design, development, and deployment of end-to-end solutions using the MERN stack.

Key Responsibilities:

• Design, develop, and maintain full-stack applications using MongoDB, Express.js, React.js, and Node.js
• Build RESTful APIs and ensure integration with front-end components
• Optimize components for maximum performance across a vast array of web-capable devices and browsers
• Write clean, modular, and reusable code with proper documentation and testing
• Troubleshoot and debug issues across the stack
• Collaborate with UI/UX designers, product managers, and other developers to deliver high-quality products
• Participate in code reviews, architectural discussions, and continuous improvement of development processes
• Ensure secure coding practices and compliance with best standards
• Manage deployments and maintain CI/CD pipelines

Required Skills and Qualifications:

• 5–7 years of professional experience in full-stack web development with a focus on Node.js and React.js
• Deep understanding of JavaScript, ES6+, and asynchronous programming
• Strong experience in building scalable backend services using Node.js and Express
• Proficient in building rich UI components using React.js, Redux/Context API, and modern front-end tooling (Webpack, Babel, etc.)
• Experience with MongoDB and Mongoose, and understanding of NoSQL database design
• Hands-on experience with API design, JWT/Auth, and third-party integrations
• Familiarity with Git, Docker, and modern DevOps practices
• Knowledge of performance optimization and security best practices
• Experience with testing frameworks (Jest, Mocha, Cypress, etc.)

Nice to Have:

• Exposure to TypeScript
• Experience with GraphQL
• Familiarity with cloud platforms like AWS, Azure, or GCP
• Knowledge of CI/CD tools like Jenkins, GitHub Actions, etc.

Note : Immediate & Serving Notice period candidates are prefered

Location: Bangalore

Experience: 5 to 10 years

Joiners: Immediate / Notice Period < 30 days

Company: Wissen Technology

🔍 Job Overview:

We are looking for a passionate and skilled Fullstack Developer with strong backend expertise in Java and advanced frontend proficiency in React, JavaScript, and TypeScript. The ideal candidate will have a deep understanding of core computer science concepts like Multithreading, Collections, and Immutability, and should be highly proficient in building scalable, maintainable systems.

🛠️ Key Responsibilities:

• Design and develop robust, scalable backend systems using Java (preferably Java 8 or higher).
• Build interactive, high-performance UIs using React.js, JavaScript, and TypeScript.
• Implement complex business logic with clean and maintainable code.
• Write efficient, thread-safe code utilizing Multithreading, HashMaps, HashSets, and Collections.
• Work with iterators and immutability principles to build reliable data flows.
• Collaborate with product managers, designers, and QA teams in an Agile environment.
• Troubleshoot and debug production issues as needed.

✅ Must-Have Skills:

• Strong programming experience in Core Java, Multithreading, and Java Collections Framework.
• Solid knowledge of React.js, JavaScript (ES6+), and TypeScript.
• Hands-on with HashMap, HashSet, Iterators, and Immutable Data Structures.
• Experience working with REST APIs, Spring Boot, and microservice architectures.
• Familiarity with version control systems like Git and CI/CD pipelines.
• Strong problem-solving and analytical skills.

💼 Good to Have:

• Exposure to cloud platforms (AWS, GCP, Azure).
• Experience with state management tools like Redux or Context API.
• Knowledge of performance optimization and memory management in JavaScript.

Responsibility:

∙Develop and maintain code following predefined cost, company and security

standards.

∙Work on bug fixes, supporting in the maintenance and improvement of existing

applications.

∙Elaborate interfaces using standards and design principles defined by the team.

∙Develop systems with high availability.

∙Attend and contribute to development meetings.

∙Well versed with Unit testing and PSR Standards.

∙Master Software Development lifecycle, standards and technologies used by the

team.

∙Deliver on time with high quality.

∙Write Automation tests before to API call to code it and test it.

∙Trouble Shooting and debugging skills.

∙Perform technical documentation of the implemented tasks.

Mandatory Skills

• C/C++ Programming
• Linux System concepts
• Good Written and verbal communication skills
• Good problem-solving skills
• Python scripting experience
• Prior experience in Continuous Integration and Build System is a plus
• SCM tools like git, perforce etc is a plus
• Repo, Git and Gerrit tools
• Android Build system expertise
• Automation development experience with like Electric Commander, Jenkins, Hudson

• 5+ years of non-internship professional software development experience
• 1+ years of exposure to the architecture and design (design patterns, security, reliability and scaling) of new and current systems.
• Bachelors/Masters degree in computer science or other related fields
• Programming experience with at least one modern language such as Java or Python including object-oriented design
• A solid foundation in computer science, with strong competencies in data structures, algorithms, and software design.
• Proven ability to take initiative and dive into new areas of technology.
• Passion for learning, analysing technology trade-offs and shipping products.
• Knowledge on SQL, NOSQL databases and AWS deployments is a plus
• Strong sense of ownership, urgency and drive
• Ability to work well with people and be both highly self motivated and motivating
• Must be independent and comfortable in a fast paced, ambiguous and often multi-directional work environment

• You will build cutting-edge secure and scalable systems by writing simple and efficient code.
• You will push your design and architecture limits for new product development.
• You will be the owner of your feature and work directly with product teams to drive customer impact.
• You will ensure that the systems you oversee are secure, fault-tolerant and are performing reliably at high volumes.
• Constantly look at possibilities to improve the overall functioning of the product.
• You possess a strong desire to learn and contribute solutions and ideas to a broad team
• You are independent and comfortable in a fast paced, ambiguous and often multi-directional work environments
• You will manage multiple tasks and use sound judgment when prioritizing
• You can collaborate with globally-located cross functional team in building customer-centric products
• You will analyze existing software implementations to identify areas of improvement and provide estimates for implementing new features

• Full stack experience is a plus
• Understanding of complete SDLC and Agile methodologies
• Domain expertise in Financial Services, Banking or Payments
• Code Quality –Code Hygiene (Coverage, Complexity, Usability)
• Collaboration –Strong peer review standards

Qrata is currently searching for MERN stack developer for Omani start up Delivery Company.

Who are we?

The company begin its life in June 2018 as Oman’s first online delivery mobile application, in the capital city Muscat. The application allows customers in Muscat to place an order from a choice of restaurant or food outlet and get it delivered within the comforts of their home. The application allows services on Android and IOS both.

It’s envisions itself as the ideal delivery and discovery platform for everything under the sky. With customer satisfaction on top of our priority list ,it ensures that customers receive the best of both the worlds. A wide range of products and fast efficient delivery are the areas where the company constantly wants to excel.

Role – MERN Stack Dev.

1. 3+ years of experience in MERN (Node, React.JS)
2. Algorithms & Data structure concepts
3. B2C App / Product Company Experience
4. BE and BTECH in Computer, Computer Science, IT

Job Summary

• Ability to handle multiple responsibilities and prioritize in a dynamic environment.
• Should be able to manage the whole project solely or in a team.
• To develop and deploy new features, modules and write bug free code for the web-based applications.
• To optimize pre-written PHP Code and MySQL queries bringing efficiency to the overall project.
• Test, debug, clean the code and review the code written by other team members.Required Candidate profile:

• Must have good working knowledge of MVC Structure like Codeigniter and Laravel
• Must have good knowledge of technologies like AJAX, JavaScript, jQuery, HTML / CSS
• Must have good understanding of MySQL / MySQLi, Should be able to write MySQL queries, joins, optimization etc.
• Must be comfortable working with WAMP/LAMP Environment.
• Must have experience with GIT / GITHUB.

Optional skills:

• Clarity on OOPs Concepts.
• Create, implement and maintainence of Web Services using both REST and SOAP API.

Responsibilities and Duties

• Ability to handle multiple responsibilities and prioritize in a dynamic environment.
• Should be able to manage the whole project solely or in a team.
• To develop and deploy new features, modules and write bug free code for the web-based applications.
• To optimize pre-written PHP Code and MySQL queries bringing efficiency to the overall project.
• Test, debug, clean the code and review the code written by other team members

Required Experience, Skills and Qualifications

• Must have good working knowledge of MVC Structure like Codeigniter and Laravel
• Must have good knowledge of technologies like AJAX, JavaScript, jQuery, HTML / CSS
• Must have good understanding of MySQL / MySQLi, Should be able to write MySQL queries, joins, optimization etc.
• Must be comfortable working with WAMP/LAMP Environment.
• Must have experience with GIT / GITHUB.

• Build efficient, effective, reusable and testable PHP modules.
• Responsible to write clean and well-structured code.
• Solve complex performance problems and architectural challenges.
• Prepare and maintain all applications utilizing standard development tools.
• Convey effectively with all task progress, evaluations, suggestions, schedules along with technical and process issues.
• Maintain as well as edit current websites and write semantic markup.