Fullstack Developer

MERN Stack Developer

Location: Surat, Gujarat (No WFH )

Job Summary:

We are looking for a Full Stack Developer (MERN) with hands-on experience in building highly scalable, performance-driven applications. The ideal candidate should have a deep understanding of both front-end and back-end development, microservices, and database optimization for large-scale systems. You will be responsible for designing, developing, and maintaining applications that can handle high concurrency (1,000+ active users) while ensuring performance, reliability, and scalability.

This role involves working closely with cross-functional teams — including product managers, designers, and DevOps engineers — to deliver cutting-edge, enterprise-grade solutions.

Roles & Responsibilities:

• Design and develop scalable and distributed web applications using the MERN stack (MongoDB, Express.js, React/Next.js, Node.js).
• Build and optimize RESTful APIs for high-performance, concurrent environments.
• Architect and manage MongoDB databases, ensuring high availability, efficient query performance, and scalability.
• Implement queueing systems (e.g., BullMQ, RabbitMQ, Kafka, or Redis Queues) for background jobs and asynchronous processing.
• Optimize server and client performance to support real-time data updates and high concurrent user loads.
• Collaborate with DevOps to improve deployment pipelines, containerization (Docker), and cloud scalability.
• Conduct thorough testing, profiling, and debugging to identify performance bottlenecks and optimize both code and infrastructure.
• Participate in code reviews, architecture discussions, and sprint planning to ensure technical excellence and scalability across all layers.

Qualification / Requirements:

• Bachelor’s degree in Computer Science, Engineering, or related field (or equivalent experience).
• 1 + years of hands-on experience in full-stack development using the MERN stack.
• Proven experience working on applications supporting 1,000+ concurrent users or large-scale distributed systems.
• Strong expertise in:
• Node.js (asynchronous programming, clustering, performance optimization)
• Next.js & React.js (SSR, CSR, and dynamic rendering)
• MongoDB (aggregation pipelines, indexing, schema design for scalability)
• Practical experience with message queues (BullMQ, RabbitMQ, Kafka, or Redis Streams).
• Familiarity with caching mechanisms (Redis, Memcached) to optimize performance.
• Experience with Docker and microservices-based architectures is a plus.
• Good understanding of API design, authentication mechanisms (JWT, OAuth), and security best practices.
• Experience working in Agile environments and using Git-based version control.

Nice to Have:

• Exposure to serverless computing (AWS Lambda).
• Experience with monitoring tools (New Relic, Datadog, ELK Stack).
• Knowledge of CI/CD pipelines and automated deployment workflows.
• Experience in real-time communication (WebSockets, Socket.io).

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

About Us

Zentosys Solutions Pvt. Ltd. is a technology-driven IT services company specializing in modern web and mobile application development. We empower businesses worldwide with innovative, scalable, and efficient software solutions. Be a part of our dynamic team and contribute to building impactful digital products.

Responsibilities

• Develop, maintain, and optimize full-stack applications using modern technologies.
• Implement backend logic using Node.js, TypeScript, and frameworks like Express.js or NestJS.
• Build intuitive, responsive, and high-performance frontend applications using React.js, Next.js, or similar frameworks.
• Design and integrate RESTful APIs and ensure seamless communication between front-end and back-end systems.
• Utilize CI/CD pipelines for automated deployment and continuous integration.
• Manage and optimize cloud infrastructure using AWS services.
• Debug, troubleshoot, and ensure application reliability and performance across the stack.
• Design database schemas and manage MongoDB for efficient data handling.
• Collaborate with cross-functional teams, including DevOps, designers, and product managers, to deliver high-quality solutions.
• Stay updated with the latest technologies, frameworks, and best practices in software development.

Requirements

• Experience: 2+ years in full-stack development.
• Strong expertise in Node.js, TypeScript, and backend frameworks like Express.js, NestJS, or Fastify.
• Proficiency in frontend technologies like React.js, Next.js, HTML5, CSS3, and JavaScript (ES6+).
• Hands-on experience with CI/CD pipelines and tools such as Jenkins, GitHub Actions, GitLab CI, or similar.
• Practical knowledge of AWS services, including EC2, S3, RDS, Lambda, and IAM.
• Experience with database schema design and management using MongoDB.
• Strong problem-solving skills with a logical and analytical approach to challenges.
• Familiarity with Git for version control and collaboration in a team environment.
• Excellent communication and teamwork skills to contribute effectively in a collaborative setting.

Preferred Skills

• Exposure to GraphQL for API development.
• Knowledge of Docker and container orchestration.
• Familiarity with Serverless Framework for deploying cloud-native applications.
• Experience with testing frameworks like Jest, Mocha, or Cypress.
• Understanding of state management libraries like Redux, Zustand, or similar.
• Hands-on experience with Terraform or other infrastructure-as-code tools.

What We Value

• Problem Solvers: Professionals who can tackle challenges with creativity and precision.
• Team Players: Individuals who thrive in a collaborative, dynamic environment.
• Growth Mindset: Developers who are eager to learn, adapt, and grow with the organization.

What We Offer

• Competitive salary in the range of ₹6 LPA to ₹15 LPA based on skills and experience.
• Work on diverse and impactful projects for a global clientele.
• A culture that encourages innovation, professional growth, and skill enhancement.
• Flexible working hours and a healthy work-life balance.
• Exposure to cutting-edge technologies and tools.

Job Type: Full-time

Pay: ₹600,000.00 - ₹1,500,000.00 per year

Benefits:

• Provident Fund

Schedule:

• Monday to Friday

Education:

• Bachelor's (Required)

Experience:

• Full-stack development: 2 years (Required)

Work Location: In person

Expected Start Date: 05/02/2025

Job description

• Hands-on experience in C#, http://asp.net/">ASP.NET, MVC, Web API, SQL Server.
• Experience in latest .Net framework versions (4/4.5/.Net Core 2.0 Frameworks), SQL Server 2008/2012.
• Experience in OOPS, HTML5, Bootstrap,CSS, AJAX/ JavaScript/ JQuery/ AngularJS and Angular 2.0 and web development.
• Excellent communication, analytical and interpersonal skills.
• .NET Full Stack (C#, MVC / .Net Core, WEB API, JSON, REST, JavaScript, Ajax)
• Good knowledge on Angular development, Angular JS
• knowledge in Azure cloud solutions.
• Developing and Hosting REST API Swagger and integration with angular.

Required Candidate profile Qualifications

• 5 – 8 years and above of professional software development experience.
• Improving system quality by identifying issues and common patterns and developing standard operating procedures.
• Enhancing applications by identifying opportunities for improvement, making recommendation and designing and implementing systems.

• BTech, BE, BS degree in Computer Science, a similar technical field of study, or equivalent practical experience.
• 6+ years experience in web and software development.

• 3+ years of experience with the microservices architecture.
• At least 1 year of experience in leading a team.
• Demonstrated experience in Node, Mongo, Python2/3, Express, ReactJS.
• Experience with testing frameworks like Mocha, Jest, Jasmine etc.
• Experience with asynchronous messaging using RabbitMQ/Apache Kafka.
• Ability to work independently and multi-task effectively.
• Flexible and willing to accept a change in priorities as necessary.
• Strong attention to detail.

Design and build applications, bug fixing and improving application performance.

• Delegate tasks and achieve daily, weekly, and monthly goals.
• Enforce processes to improve productivity of the team.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Work on continuously discovering, evaluating, and implementing new technologies to maximize

development efficiency.

We are looking for an experienced Senior Software Engineer who will develop designing and develop new software solutions; as well as support existing product updates and enhancements. Our Senior Software Engineer will join a growing team of developers responsible for building new and supporting existing products.

The ideal candidate will have the ability to prioritize well, communicate clearly, have a consistent track record of delivery and have excellent software engineering skills. Creative engineering is balanced with high quality and a customer focus. Must be able to work across multiple facets of the project and juggle multiple responsibilities at the same time. Strong analytic capability and the ability to create innovative solutions. We are looking for a highly motivated individual who is looking to grow their career in a fast-paced environment.

• Understand complex application design and program activities in the latest techniques and technologies: PHP, MySQL, Laravel, Rest APIs, Javascript, React, CSS, HTML and AWS Infrastructure
• Implement high-quality code in an agile, test-driven development environment
• Create high-performance APIs, libraries and microservices that scale to meet/exceed client expectations
• Participate in design and code reviews 
• Perform performance and scalability analysis as needed
• Find creative and elegant solutions to complex problems
• Research, evaluate and adopt next-generation technologies 
• Build automated unit and integration tests as needed 
• Work closely with our Designers, Engineers, Product Owners and Application Engineers and build automated solutions
• Determine operational feasibility by evaluating analysis, problem definition, requirements, solution development and proposed solutions
• Develop software solutions by studying information needs; conferring with users; studying systems flow, data usage and work processes; investigating problem areas; following the software development lifecycle
• Prepare and install solutions by determining and designing system specifications, standards and programming
• Accomplish engineering and organization mission by completing related results as needed
• Protect operations by keeping information confidential

• Mentor junior and mid-level engineers
• Make informed decisions quickly and take ownership of services and applications at scale
• Understand business needs and know how to create the tools to manage them
• Grow engineering teams by interviewing, recruiting and hiring

• 5+ years of experience with PHP, MySQL, Rest APIs, 
• 3+ years of experience with Javascript, React, CSS, and HTML
• Experience with AWS Infrastructure a plus 
• Experience with Github and tools like Bugsnag and Crashlytics 
• Experience working in an agile environment that follows Scrum or other agile methodologies 
• Experience developing software for Enterprise clients is preferred 
• Experience working with project management tools such as Asana or Trello is a plus
• Excellent time management skills, with the ability to work under deadlines in a fast-paced environment
• Attention to detail and commitment to high-quality/error free deliverables
• Great communication and problem-solving skills
• Detail-oriented and a critical thinker 
• Collaborate with team to brainstorm and create new products
• Stay on the leading edge of development practices
• A team player and leader but can work independently

About you

• Bachelor’s or Master’s in Computer Science or Computer Engineering  
• 6+ years of software development experience 
• Experience in SaaS (Software as a Service) model building scalable platforms utilizing micro services/distributed systems architecture using: restful APIs by internal and external partners 
• Understanding of data structures and algorithms
• Demonstrated experience with multi-tier applications
• Additional experience in customer-facing sustaining, support work and customer communication 

Our Culture

We help companies manage their biggest asset, their people. We are disrupting the corporate wellness market to help companies large and small to support employee and workplace wellbeing. If you’re ready to join our growing team and have the opportunity to be a part of a company that is focused on Woliba (Work-Life-Balance) then we’d love to hear from you. 

Responsibilities:

• Design and build beautiful UI using the Angular framework
• Work closely with the UX and visual design team to build a highly engaging UI that predicts and exceeds user expectations
• Work closely with product management team to understand user needs; participate in process definition and technology selection to ensure appropriate testing of UIs
• Develop the UI using HTML5, CSS, and JavaScript to create great product experiences
• Build RESTful APIs that interface with the Cohesity backend systems
• Develop and Debug end to end from UI to the backend

Requirements:

• 3+ years of engineering experience with a proven track record of building high performance consumer web applications or services.

• good exposure in front end ui frameworks like reactjs, angular.

• thorough knowledge of html, css and javascript.

• very good analytical and problem solving skills.

• Willingness to constantly learn and if you are looking for ways to improve yourself and the processes around you.

• experience working in an agile team environment and are a self-starter, conscientious member of the team.

• passion to code, but also you’re awesome at it!

• Attention to detail

• Analytical mind and problem-solving aptitude
• Experience working with a startup will be a plus.

Eximius is a micro-VC fund which invests into early-stage startups. One of our portfolio startup iTribe is looking for "Hustlers", "First Principle Thinkers", "Crazy and trips on creating products out of the box from scratch", "Outspoken", "unafraid of users ripping your product".

About iTribe: 
iTribe is on a mission to make discussing finance from being a taboo topic to a dinner table topic, which means making "Bharat" financially literate and independent. iTribe is a social network which allows anyone to discover, discuss, vet ideas and seek advice from like-minded iTribe aims at making Finance simple, witty and fun for everyone

Founded in 2021 by IIT Kharagpur alumni to convert their own journey of becoming investors into a product to help billion users. An emerging startup backed by some of the most respected investors around the world.

Responsibilities

Code Quality and Go live

• Craft clean, manageable code, maintain proper documentation and code integrity
• Maintain quality and ensure responsiveness, cross-platform optimization of applications
• Create, test and deploy the applications on production servers
• Continuously discover, evaluate, and implement new technologies and frameworks to maximize development efficiency
• Responsible for security and data protection.

Communication & Collaboration

• Working alongside Product managers to architect and design new features.
• Collaborate with the rest of the engineering team to launch new features.
• Unblock peers and keep all the internal and external teams informed about the progress of development

Requirements

• 2 - 5 years of experience in designing and developing Server-side components (REST APIs, Microservice Architecture) and frontend applications (React/ Angular)
• Good understanding and strong in data structures and algorithms (Degree in computer science is an added advantage)
• Proficient experience using (Ex: advanced JavaScript libraries and frameworks such as ReactJS, AngularJS, etc.).
• Strong programming expertise in at least one (Python, Java, NodeJS, GoLang) will be an added advantage
• Good understanding of databases such as MongoDB, PostgreSQL, MySQL.
• Well-versed with Software Development Life Cycle
• Demonstrate the ability to be a self-starter, learn and implement new technologies/ frameworks
• Excellent analytical and problem-solving skills

Why you should join iTribe? 

• Building a product which is not done in decades.
• Be a part of the founding team and work directly with the founders.
• Competitive Salary
• ESOPs - ownership in the company
• Medical Insurances
• Subscriptions to premium platforms for learning
• Books that you ask for
• Friendly leave policy