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Position: Full Stack Developer (React.js + Node.js)

Experience: 2–5 Years

Location: Mumbai – Chembur West (Onsite)

Job Summary

We are looking for a Full Stack Developer with strong hands-on experience in React.js and Node.js to build scalable, secure, and high-performance web applications. The ideal candidate should be comfortable owning features end-to-end, developing responsive UI, building REST APIs, integrating databases, and supporting production systems.

Key Responsibilities

• Build responsive UI using React.js, HTML5, CSS3, JavaScript (ES6+)
• Develop scalable backend services and RESTful APIs using Node.js (Express.js / NestJS)
• Work with MongoDB and MySQL (schema design, indexing, query optimization)
• Implement authentication & authorization using JWT , RBAC , Oauth
• Integrate third-party APIs, Webhooks
• Build real-time features using Socket.io / WebSockets
• Ensure performance, scalability, and security (validation, sanitization)
• Implement caching using Redis (if applicable) and optimize API response times
• Support API testing (Postman/Supertest)
• Maintain API documentation using Swagger / OpenAPI
• Debug and resolve defects, handle RCA, and support production troubleshooting with logs/monitoring
• Follow Git-based workflows, participate in code reviews, and collaborate with QA/product teams in Agile delivery

Mandatory Skills

• React.js, Node.js, JavaScript (ES6+)
• MongoDB (must), MySQL
• REST API development & integration
• Socket.io / WebSockets, Webhooks
• HTML5, CSS3
• Git
• Typescript, Express.js / NestJS
• jQuery / AJAX (basic / legacy support)

Good to Have

• Redis, Swagger/OpenAPI
• Docker, CI/CD (GitHub Actions/Jenkins)
• Cloud exposure (AWS/Azure/GCP)

Qualification

BE / BTech / MCA / MSc IT / BSc IT with 2–5 years relevant experience.

CTC: As per industry std.

Who Are We

A research-oriented company with expertise in computer vision and artificial intelligence, at its core, Orbo is a comprehensive platform of AI-based visual enhancement stack. This way, companies can find a suitable product as per their need where deep learning powered technology can automatically improve their Imagery.

ORBO's solutions are helping BFSI, beauty and personal care digital transformation and Ecommerce image retouching industries in multiple ways.

WHY US

• Join top AI company
• Grow with your best companions
• Continuous pursuit of excellence, equality, respect
• Competitive compensation and benefits

You'll be a part of the core team and will be working directly with the founders in building and iterating upon the core products that make camera intelligent and images more informative.

To learn more about how we work, please check out

https://www.orbo.ai/.

Knowledge/Qualifications/ Competency

• Any Graduate – Any Specialization with 3+ yrs of relevant strong object-oriented JavaScript & MVC with analytical/logical thinking & problem solving skills (Object Oriented JS, JQUERY, Angular, NodeJS)

Skills Required

• 2+ years of web application development experience using Javascript
• Experience in Angular / React.js, Node.js, and Express.js/loopback.js
• Deep understanding of RESTful APIs
• Data modelling experience in both relational and NoSQL databases(MongoDB preferred).
• Experience deploying and maintaining a micro-service architecture
• Experience with Microsoft Azure
• Experience with server-less infrastructure paradigms (AWS Lambda, etc).
• Experience building a scalable product is a bonus!

Responsibilities

• You will write reusable, testable, and efficient code
• You will look to optimize applications for performance and scalability.
• You will be building secured backend API's to be consumed by multiple applications (e.g. web and mobile)
• You will constantly be collaborating with a team member and help colleagues
• You will make architectural decisions
• You will use every possible opportunity to share your own professional experience with your team members

Our perfect candidate is someone that:

• is proactive and an independent problem solver
• is a constant learner. We are a fast growing start-up. We want you to grow with us!
• is a team player and good communicator

What We Offer

• You will have fun working with a fast-paced team on a product that can impact the business model of E-commerce and BFSI industries. As the team is small, you will easily be able to see a direct impact of what you build on our customers (Trust us - it is extremely fulfilling!)
• You will be in charge of what you build and be an integral part of the product development process
• Technical and financial growth!

When life gives you lemons and you can code both front and back with equal zest, you’re probably a Full Stack Developer we’d love on our team.

At Lemon Yellow, we’re looking for someone who thrives on building end-to-end web solutions using the MERN stack. From crafting intuitive front-ends to developing efficient, scalable back-end systems, you’ll be involved in shaping digital products from the ground up. If turning design mockups into pixel-perfect, high-performance applications excites you, we’re ready to build with you.

1. Core Responsibilities

• Build and maintain end-to-end web applications using the MERN stack.
• Act as a bridge between design and development to bring ideas to life with clean, scalable code.
• Support digital campaigns through intuitive and functional tech implementations.
• Design, develop, and deploy scalable front-end and back-end components.
• Write clean, maintainable code while collaborating with designers, marketers, and other developers.
• Translate product requirements and UI/UX wireframes into fully functional digital solutions.

2. API & Integration Management

• Implement RESTful APIs and connect third-party tools and services.
• Ensure smooth data exchange across platforms through secure integrations.
• Manage user authentication and authorization using mechanisms like JWT or OAuth.

3. Code Quality & Optimization

• Debug, profile, and optimize applications for performance and reliability.
• Maintain unit and integration test coverage for code robustness.
• Conduct code reviews and help improve internal coding standards.

4. Agile Collaboration

• Actively participate in agile activities: daily stand-ups, sprint planning, retros, and demos.
• Contribute to task estimation and cross-functional problem-solving.
• Stay responsive to project shifts and quick delivery needs.

5. Continuous Learning & Innovation

• Stay up to date with the latest development trends, tools, and practices.
• Share learnings and explore creative solutions for technical challenges.
• Experiment with emerging technologies and suggest process improvements.

Requirements

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• Minimum 1 year of hands-on experience building production-ready web applications using MongoDB, Express.js, React.js, and Node.js.
• Strong command of JavaScript (ES6+), HTML5, and CSS3.
• Experience with Git and version control systems
• Familiarity with RESTful API design, JSON, and authentication mechanisms (JWT, OAuth)
• Familiarity with cloud platforms (AWS, Azure, or GCP) and containerization (Docker).
• Basic understanding of CI/CD pipelines and automated testing.
• Strong analytical and problem-solving mindset.
• Detail-oriented with a passion for clean, maintainable code.
• Collaborative attitude with good verbal and written communication skills.

What are we offering?

Experience

• A chance for you to work in a thriving and growing environment. We foster a culture where growth is harmonious and creativity is always appreciated - you grow and you encourage others to do the same.

Exposure

• If you believe in your work, we believe in you. If you think your designs have the power to change the world, we'll help you bring your vision to life and give you the platform to prove it.

Empathy

• We have a carefully curated culture that promotes 2 things: fun & fulfilment. Your welfare - personal, professional, mental, and physical - becomes our responsibility. From Fitness Thursdays to learning sessions, we try to make you laugh & learn.

Who are we?

Lemon Yellow LLP is a user-centered UI/UX design agency, based out of Thane, Maharashtra. With international operations, an experienced mentorship, and a passionate team, we aim to design digital happiness.

How do you reach us?

Well, after you send in your application, it takes us 2-3 weeks to review it. Sometimes, not often, we might delay just a bit beyond that. This happens when our mailbox is flooded with applications.

We promise we won’t ghost you, you’ll definitely hear from us. In the meantime, feel free to explore our official website.

Scoutflo is a platform that automates complex infrastructure requirements for Kubernetes Infrastructure.

Job Description:

1. In-depth knowledge of full-stack development principles and best practices.
2. Expertise in building web applications with strong proficiency in languages like
3. Node.js, React, and Go.
4. Experience developing and consuming RESTful & gRPC API Protocols.
5. Familiarity with CI/CD workflows and DevOps processes.
6. Solid understanding of cloud platforms and container orchestration
7. technologies
8. Experience with Kubernetes pipelines and workflows using tools like Argo CD.
9. Experience with designing and building user-friendly interfaces.
10. Excellent understanding of distributed systems, databases, and APIs.
11. A passion for writing clean, maintainable, and well-documented code.
12. Strong problem-solving skills and the ability to work independently as well as
13. collaboratively.
14. Excellent communication and interpersonal skills.
15. Experience with building self-serve platforms or user onboarding experiences.
16. Familiarity with Infrastructure as Code (IaC) tools like Terraform.
17. A strong understanding of security best practices for Kubernetes deployments.
18. Grasp on setting up Network Architecture for distributed systems.

Must have:

1) Experience with managing Infrastructure on AWS/GCP or Azure

2) Managed Infrastructure on Kubernetes

Skills

• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
• Expertise in backend programming with Node.js and MongoDB.
• Experience with React.js and redux.
• Material UI and 3rd party libraries.
• Experience with clean code writing practices like avoiding callback hell like promises, async.
• Thorough understanding of Node.js and its core principles.
• Experience with popular React.js workflows (such as Flux or Redux).
• Familiarity with newer specifications of ECMAScript.
• Experience with data structure libraries (e.g., Immutable.js).
• Familiarity with RESTful APIs.
• Knowledge of modern authorization mechanisms, such as JSON Web Token.
• Familiarity with modern front-end builds pipelines and tools.
• A knack for benchmarking and optimization.
• Familiarity with code versioning tools (such as Git, SVN, and Mercurial).

Responsibilities:

• Build Node.js APIs using microservices.
• Rewriting backend code with microservices architecture & Unit tests.
• Developing new user-facing features using React.js.
• Building reusable components and front-end libraries for future use.
• Translating designs and wireframes into high-quality code.
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers.

• Develop software using MERN stack technologies
• Designing user interactions on web pages
• Writing clean, functional code on the front- and back-end
• Testing and fixing bugs or other coding issues
• Developing back end website applications
• Creating servers and databases for functionality
• Ensuring cross-platform optimization for mobile phones
• Ensuring the responsiveness of applications
• Working alongside graphic and UI designers for web design features
• Designing and developing APIs
• Staying abreast of developments in web applications and programming languages

• Extensive knowledge of Node.Js, React.js, HTML, CSS & Javascript
• Strong knowledge of Data structures and Algorithms
• Ability to work independently and manage the entire frontend of all platforms associated with Rejolut
• Exemplary tasks – Explore something new every day!
• Responsibility – Bring in your own ideas and get supported in executing them.
• Fun – Experience a family culture & celebrate with the founders & team.
• Team – Be a part of a high-performance & cultural diverse team

• Freshers can apply
• Students in their last semester or passed out in 2020 can also apply

• Working days: Monday to Friday
• Timings: 11:00 am to 7:00 pm
• Duration of internship: 6 months/PPO(Performance Basis)

• You are available for the above said duration.
• You prefer to work in a fast paced environment with growth & learning opportunities
• If you have not applied for an internship before with us.
•  have relevant skills and interests

•  Health Insurance
•  Work from Home
•  Fast growth and more visibility into the company
•  Experience to work on the latest technology
•  Competitive Learning Environment with supportive co-workers
•  Employee friendly HR Policies
•  Paid leaves up to certain limits
•  Liberal working atmosphere
• Get mentored by the best in the industry

Full stack developer

Salary: 6-9 LPA

Location: Mumbai

About ZenOnco.io:

https://zenonco.io/">ZenOnco.io is the world’s first integrative oncology healthtech platform. At ZenOnco.io, we aim to extend life and improve the quality of life for cancer patients through integrative oncology treatment, which covers both medical treatment as well as complementary treatment (Nutrition, emotional wellness, fitness, and community support).

To provide the best medical treatment options to cancer patients, we have partnered with 50+ hospitals across India, and cover 1,000+ oncologists. We also provide patients access to a full range of diagnostic tests that are required to arrive at the most effective cancer treatment.

We heavily deploy technology in our operations, and have recently launched the world’s first Integrative Oncology Preliminary Assessment Report tool (ZIOPAR) to guide cancer patients free of cost on the possible treatment options based on their cancer profile, symptoms and other conditions.

We believe in innovation, dedication and commitment. While we have the thrill to seek out and capture the world, we are looking for a responsible partner in you. If you feel you can become one of us, apply today.

Company introduction video: https://bit.ly/ZenOncoIOintroduction">https://bit.ly/ZenOncoIOintroduction

Roles and responsibilities:

• Working on WordPress and CodeIgniter, involving CSS, PHP, JS, jQuery, SQL 
• Designing and implementing new features and functionality
• Establishing and guiding the website’s architecture
• Ensuring high-performance and availability, and managing all technical aspects of the CMS
• Helping formulate an effective, responsive design and turning it into a working theme and plugin
• Convert comprehensive layout and wireframes into working HTML pages
• On-page SEO

Education and Experience:

• Graduate or Post Graduate (Preferred)
• Experience: 3+ years
• Ability to work on WordPress and CodeIgniter
• Good understanding of front-end technologies, including HTML5, CSS3, JavaScript, jQuery
• Experience building user interfaces for websites and/or web applications
• Experience designing and developing responsive design websites
• Ability to understand CSS changes to ensure consistent style across platforms and browsers
• Strong understanding of PHP back-end development

You will get:

• Some of the best people to work with (founders are IIM graduates and investment banker)
• An opportunity to make a difference in the lives of millions of cancer patients across the globe
• A great learning environment and opportunity to grow