React Full Stack Developer

🚀 Hiring: MERN Stack Developer

⭐ Experience: 3+ Years

📍 Location: Mumbai ( Andheri East)

⭐ Work Mode:- 5 Days Work From Office

⏱️ Notice Period: Immediate Joiners

(Only immediate joiners & candidates serving notice period)

We are looking for a MERN Stack Developer skilled in MongoDB, Express.js, React.js, and Node.js to build scalable, high-performing web applications.

💫 What We’re Looking For:

✅ Proficiency in React.js, Node.js, Express.js, MongoDB

✅Strong in JavaScript (ES6+), REST APIs, Git

✅Good problem-solving & debugging skills

About The Role

Location: Remote / Hybrid (India Preferred)

Experience: 03–10 years of relevant experience

Reports to: CEO/Co-founder

Type: Full-Time

Tech Stack: Python, Frappe, LangChain, Neo4j, FAISS, React.js, AWS/GCP/Azure

What You’ll Do

● AI/ML Development

○ Build AI-powered student learning insights using Graph Databases (Neo4j), FAISS,

Sentence Transformers, and OpenCV (ResNet-50).

○ Develop Retrieval-Augmented Generation (RAG) and reinforcement learning models to

personalize content and assessment.

○ Research and implement multi-modal generation (text, image, voice) for highly

personalized learning interactions.

○ Fine-tune and optimize transformer-based models (e.g., GPT, BERT) to deliver contextual,

culturally relevant learning experiences.

● Backend & API Development

○ Architect and build scalable backend using Frappe, FastAPI, or Django.

○ Develop REST and GraphQL APIs to connect PAL with TAP’s LMS, Glific, and content

repositories.

○ Integrate Redis and Celery to manage background inference processes.

○ Connect with Glific APIs to power our AI-driven WhatsApp learning chatbot.

● Frontend & User Experience (Optional)

○ Develop a React.js-based student dashboard for real-time learning insights and content

delivery.

○ Collaborate closely with our UX team to ensure intuitive and accessible design.

● Cloud & Deployment (DevOps)

○ Deploy and scale models across cloud platforms: AWS, GCP, or Azure.

○ Implement CI/CD pipelines (Jenkins, Cypress.io) to ensure continuous delivery and testing.

○ Use Docker and Kubernetes for managing containerized deployments.

● AI-Driven Security & Automation

○ Ensure data privacy and compliance by embedding AI-powered security checks.

○ Automate personalized content delivery through NLP chatbots and AI workflows.

Who You Are

● You’ve worked on AI/ML systems at scale, especially in EdTech, SaaS, or social impact settings

● You’ve built or fine-tuned models with GPT/BERT, FAISS, LangChain, or custom embeddings

● You know how to move between backend complexity and real-world deployment

● You’ve used tools like Zapier, N8N, or FastAPI in production

● You don’t just write code — you write roadmaps, define structure, and love cross-functional

collaboration

● Bonus: You’ve dabbled in adaptive learning, NLP in regional languages, or multimodal AI

What You Can Expect?

● Real ownership – You’ll lead architecture, experimentation, and rollout

● Deep learning – Work with experienced leaders across product, pedagogy, and AI

● Remote flexibility – Work from anywhere, build for everywhere

● Bold pace, clear values – We move fast, think big, and always center the child

● Future leadership track – Opportunity to grow into a Tech/AI Lead role as we scale

● Full transparency – Competitive salary, equity potential, and clarity on what’s next

Strong Full Stack Engineer profiles

Mandatory (Experience 1) – Must have 1+ years of hands-on full stack engineering experience (avoid frontend-heavy only profiles, backend heavy will work)

Mandatory (Experience 2) – Must have strong backend engineering experience using Python, including designing and owning APIs, services, and data models in production environments

Mandatory (Experience 3) – Must have strong frontend development experience using React (or equivalent), including component architecture, state management, and building production-grade user interfaces

Mandatory (Experience 4) – Must have end-to-end ownership experience, building and shipping features across the full stack (UI + API + database) without clear handoff boundaries

Mandatory (Experience 5) – Must have strong web fundamentals, including understanding of browser rendering, performance optimization, and accessibility best practices

Mandatory (Experience 6) – Must be able to demonstrate solving complex problems on both frontend and backend, clearly articulating trade-offs, decisions, and outcomes

Mandatory (Experience 7) – Must have solid experience with databases (SQL/NoSQL), including schema design, query optimization, and handling performance bottlenecks

Mandatory (Company) - Top Product Companies, (preferred early-stage startups with Seed to Series C/D with fast-paced shipping culture)

Mandatory (Education) - Tier-1 institutes (IITs, BITS, IIITs), Can be skipped if from Top notch product companies

Numadic is hiring a Fullstack Developer

We are Numads

Drawn to the unknown, we are new age nomads who seek to bring near what is far. We work as full stack humans, able to operate independently while enjoying the journey together. We see past the sandlines of clan and craft and value the unique and special talents of each. We think, we design, we code, we write, we share, we care and we ride together. We aim to live by our values of Humility, Collaboration and Transformation.

We undisrupt vehicle payments

To impact a highly fragmented v-commerce space, we aim to bring order to simplify & aggregate. We are a full stack v-commerce platform. We build the Network side of the products to achieve dense on-ground digital coverage by working with & aggregating different types of partners. Further help set the standards for scaling sustainably for the future. We also build the User side of the products to make road travel experience for our vehicle owners and drivers contactless and fully autonomous. 

About the role:

1. Meet both technical and consumer needs.
2. Design client-side and server-side architecture that can scale to thousands of end users.
3. Ensure cross-platform optimisation and responsiveness of applications.
4. Write and review technical documentation.
5. Diagnose and fix bugs and performance bottlenecks.
6. Maintain code and write automated tests to ensure the product is of the highest quality.
7. Create security and data protection processes.
8. Design and develop efficient APIs.
9. Ability to quickly adapt and migrate code to most current technologies.

Why is the opportunity exciting

We are a startup and provide an opportunity to be a part of a fast growing company. With full ownership, you will have the direct ability to make a difference and lead teams. You will work and learn from among a diverse group of Numads. You will solve first-to-market problems to be taken globally. We are based out of Goa and we offer a great opportunity to work from one of the most beautiful parts of India.

Role requirements:

1. 2+ years of proven experience working as a Fullstack Developer
2. Proficiency with multiple front-end languages and frameworks (e.g. HTML, CSS, JavaScript, React, React Native)
3. Knowledge of back-end languages (Node JS)
4. Knowledge of AWS, Firebase, GIT and CI/CD tools.
5. Hands-on experience with databases (e.g. Postgres, MongoDB).
6. Bias for action - ability to move quickly while taking time out to review the details.
7. Clear communicator - Ability to synthesise and clearly articulate complex information, highlighting key takeaways and actionable insights.
8. Team player - Working mostly autonomously, yet being a team player keeping your crews looped-in.
9. Education - Degree in Computer Science or relevant field or relevant experience.
10. Mindset - Ability to take responsibility for your life and that of your people and projects.
11. Mindfulness - Ability to maintain practices that keep you grounded.

Join Numadic

From the founders to our investors and advisors, what we share is a common respect for the value of human life and of meaningful relationships. We are full-stack humans, who work with full-stack humans and seek to do business with full-stack humans. We have turned down projects, when we found misalignment of values at the other end of the table. We do not believe that the customer is always right. We believe that all humans are equal and that the direction of the flow of money should not define the way people are treated. This is life at Numadic.

• 6 to 9 yrs You can write backend code using primarily Java
• You can contribute to frontend code stack in ReactJS or other Javascript framework
•  front-end technologies (ReactJS /AngularJS) experience
• 3+years of experience with web application development
• 3+ years of database experience
• 3+ years of Webservices or API Development experience
• 3+ years of experience with Java development
• Web Framework experience with Spring MVC
• Strong work experience with Java, Spring Boot, Microservices, MongoDB
• Web UI experience with CSS, AJAX, JavaScript, Bootstrap, AngularJS / ReactJS
• Familiarity and working knowledge Docker, Jenkins
• Database and caching experience, SQL and NoSQL (SQL, Postgres)

Are you obsessed about building customer-friendly, experience-rich products?

Bizongo is redefining the $70 billion-dollar Packaging industry and B2B domain using technology, an innovation that automates business processes and improves efficiency. Every physical good that is produced needs packaging. Creative Packaging is a modern way of branding and marketing. Intelligent Packaging and Deep Customer Engagement will be the future of Packaging. Bizongo is at the epicenter of this change and leading the digital transformation of the B2B space. Bizongo works with some of the leading clients like Amazon, Flipkart, Myntra, Big Basket, Godrej, FirstCry, PepperFry, Tata Cliq, Delhivery, Box8 and many more, managing millions of dollars worth of packaging products every year.

Bizongo is featured in https://www.linkedin.com/pulse/linkedin-top-startups-2019-25-hottest-indian-work-now-linkedin/">LinkedIn Top Startups 2019: The 25 hottest Indian companies to work for!

As Bizongo Engineering, our mission is to create innovative platforms which disrupt current inefficient business processes to drive efficiency and fuel growth for businesses of the future. Keeping the mission in mind,  we are looking for engineers who can bring fresh ideas, function at scale and are passionate about technology. We expect our engineers to be multidimensional, display leadership and have a zeal for learning as well as experimentation as we push business efficiency through our technology. 

As a Software Engineer at Bizongo, you will be working on developing the next generation of technology that will provide the right experience for businesses and help make their processes efficient. You will be constantly challenged to build the products in the most efficient and scalable way possible. As a Senior Software Engineer II, you'll be solving problems of scale using data-driven thinking, which will help provide the best experience to the customer.

Designation: Senior Software Engineer

Experience: 5+ years

Work Location: Bengaluru

You’ll be a great fit for Bizongo if you:

• Can think of architectural design at scale
• Are a great mentor and help provide short, medium and long term solution to the team
• Love solving challenging problems which may be nonroutine and differing in nature. Solutions may not be apparent and require evaluation and interpretation
• Are a brilliant developer following Industry’s best practices
• Obsessed about performance optimization, SQL tuning, caching techniques
• Open to work on any tech stack

Extra brownie points:

• B.Tech/B.E. in Computer Science and Engineering
• You know the prevalent architecture and design patterns
• Have solved problems which helped scale business multifold

What will you work on:

• Having complete ownership of design, development, and implementation of a product which will directly impact the customers
• Figuring out the common process patterns and automating them to drive results faster
• Building architecture, mentoring fellow engineers and delivering features end-to-end

Why work with us? 

• Because we are awesome! Product, UI/UX, and Engineering work together to build products towards a common goal, i.e. providing the best experience to our customers.
• Opportunity to work with "India’s leading B2B" Platform.
• Working in Bizongo translates into being a part of a dynamic start-up with some of the most enthusiastic, hardworking and intelligent people in a fast-paced and charged environment.