Full Stack Developer

🚀 We’re Hiring: React + Node.js Developer (Full Stack)

📍 Location: Pune

💼 Experience: 5–8 years

🕒 Notice Period: Immediate to 15 days

About the Role:

We’re looking for a skilled Full Stack Developer with hands-on experience in React and Node.js, and a passion for building scalable, high-performance applications.

Key Skills & Responsibilities:

Strong expertise in React (frontend) and Node.js (backend).

Experience with relational databases (PostgreSQL / MySQL).

Familiarity with production systems and cloud services (AWS / GCP).

Strong grasp of OOP / FP and clean coding principles (e.g., SOLID).

Hands-on with Docker, and good to have exposure to Kubernetes, RabbitMQ, Redis.

Experience or interest in AI APIs & tools is a plus.

Excellent communication and collaboration skills.

Bonus: Contributions to open-source projects.

Position Overview: The Lead Software Architect - Python & Data Engineering is a senior technical leadership role responsible for designing and owning end-to-end architecture for data-intensive, AI/ML, and analytics platforms, while mentoring developers and ensuring technical excellence across the organization. 

Key Responsibilities: 

• Design end-to-end software architecture for data-intensive applications, AI/ML pipelines, and analytics platforms
• Evaluate trade-offs between competing technical approaches 
• Define data models, API approach, and integration patterns across systems 
• Create technical specifications and architecture documentation 
• Lead by example through production-grade Python code and mentor developers on engineering fundamentals 
• Conduct design and code reviews focused on architectural soundness 
• Establish engineering standards, coding practices, and design patterns for the team 
• Translate business requirements into technical architecture 
• Collaborate with data scientists, analysts, and other teams to design integrated solutions 
• Whiteboard and defend system design and architectural choices 
• Take responsibility for system performance, reliability, and maintainability 
• Identify and resolve architectural bottlenecks proactively 

Required Skills:  

• 8+ years of experience in software architecture and development  
• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field 
• Strong foundations in data structures, algorithms, and computational complexity 
• Experience in system design for scale, including caching strategies, load balancing, and asynchronous processing  
• 6+ years of Python development experience 
• Deep knowledge of Django, Flask, or FastAPI 
• Expert understanding of Python internals including GIL and memory management 
• Experience with RESTful API design and event-driven architectures (Kafka, RabbitMQ) 
• Proficiency in data processing frameworks such as Pandas, Apache Spark, and Airflow 
• Strong SQL optimization and database design experience (PostgreSQL, MySQL, MongoDB)  Experience with AWS, GCP, or Azure cloud platforms 
• Knowledge of containerization (Docker) and orchestration (Kubernetes) 
• Hands-on experience designing CI/CD pipelines Preferred (Bonus) 

Skills: 

• Experience deploying ML models to production (MLOps, model serving, monitoring) Understanding of ML system design including feature stores and model versioning 
• Familiarity with ML frameworks such as scikit-learn, TensorFlow, and PyTorch  
• Open-source contributions or technical blogging demonstrating architectural depth 
• Experience with modern front-end frameworks for full-stack perspective

What This Role Offers

• Direct access to founders — plus the runway to build your own e-comm brand.
• Creative freedom to experiment with formats, hooks, and trends — and ship fast.
• Massive visibility — your work will reach millions across India and the world.
• A front-row seat to scaling a fast-growing, publicly listed fashion brand.

Not the Right Fit If You

• Don’t understand technical concepts like Browser mechanics, Database management, Security.
• Need heavy scripting or step-by-step creative direction to ship.
• Haven’t contributed to Open Source before.
• Want a purely managerial/strategist role with minimal hands-on creation.

Pro Tip: share your portfolio of past tech products you’ve made and notice our speed at responding ;)

What Makes You the Perfect Fit:

• Technical Foundation: BSc in Computer Science (or equivalent) and prior experience as a Software Engineer—comfortable reading and writing code when needed
• Automation & No-Code Expertise: Proven track record implementing at least two enterprise-grade SaaS or no-code tools (e.g., Coda, Zapier, Make.com, n8n) across multiple teams
• Process-First Mindset: You see operations as a canvas—love mapping workflows, spotting bottlenecks, and reimagining end-to-end processes
• Cross-Functional Communicator: Skilled at translating technical capabilities into clear business solutions, training non-technical stakeholders, and fostering user adoption
• Continuous Learner: Passionate about evaluating the latest AI and automation platforms—constantly asking, “How can this tool make us faster, smarter, and more resilient?”

Why Work With Us & What’s In It For You

• End-to-End Problem Solving: You’ll get to deconstruct real-world retail challenges—from inventory bottlenecks to customer experience gaps—fueling your curiosity and sparking ideas for building your own SaaS ventures down the road.
• Deep Customer Insight: By collaborating closely with frontline teams and engaging directly with customers, you’ll develop a keen understanding of business grievances and the “voice of the customer,” sharpening your ability to design solutions that truly matter.
• Avant-Garde Tool Playground: This isn’t a sandbox—it’s a live environment. You’ll have the freedom and support to evaluate, pilot, and roll out cutting-edge AI and SaaS platforms in mission-critical contexts, measuring impact in real time.
• High-Impact Role: You’ll be the catalyst for digital transformation across every function of a fast-growing public company.
• End-to-End Visibility: From sourcing raw materials to delighting end-customers, you’ll see firsthand how your solutions ripple through each stage of our business.

What You’ll Do:

• Drive Process Reforms: Map existing workflows across Sales, Sourcing, Retail, E-commerce, Marketing, Accounts, Finance, Legal, and other functions—identify inefficiencies and redesign for speed, accuracy, and scalability.
• Document & Diagram Workflows: Create clear process documentation and visual workflow diagrams for every automation and tool integration to ensure transparency and maintainability.
• Produce Training Content: Develop short, engaging video tutorials and introductory demos that walk teams through new SaaS/no-code tools and AI workflows, ensuring rapid adoption and self-service capability.
• Implement Modern SaaS using Vibe Coding & No-Code Solutions: Lead the roll-out of platforms such as Coda, Make, Zapier, n8n, and generative-AI services—build custom dashboards, automated notifications, data integrations, and self-service portals for each department.
• Cross-Department Collaboration: Partner with stakeholders from every team to define requirements, pilot new systems, gather feedback, and scale solutions—ensure adoption through workshops, documentation, and ongoing support.
• Prototype & Experiment Rapidly: Develop proof-of-concept automations and AI workflows; conduct quick A/B tests to validate impact on KPIs like turnaround time, error rates, and employee satisfaction.
• Scale & Standardize: Once a tool or process shows positive ROI, establish best practices, security guidelines, and governance frameworks to ensure consistency and compliance across the organization.

Location: Mumbai

Experience Required: 2+ Years

Job Type: Full-Time

Notice Period: Immediate Joiners

(Looking for Local Candidates of Mumbai)

About the Role

We are seeking a skilled and experienced Full Stack (MERN) Developer to join our product engineering team. The ideal candidate must have experience working in a product-based software development company and should have hands-on involvement in e-commerce platform projects.

Mandatory Criteria

• Candidate must be currently working or have prior experience in a product-based software development company
• Candidate must have worked on at least one e-commerce platform project (end-to-end involvement)

Key Responsibilities

• Develop and maintain scalable web applications using MongoDB, Express.js, React.js, and Node.js
• Translate UI/UX designs into high-quality front-end code
• Build and integrate RESTful APIs
• Ensure performance, quality, and responsiveness of applications
• Participate in design discussions, code reviews, and contribute to technical documentation
• Work in a collaborative, agile development environment

Required Skills

• Strong proficiency in JavaScript, React.js, Node.js, and Express.js
• Hands-on experience with MongoDB or other NoSQL databases
• Solid understanding of RESTful APIs and architectural patterns
• Knowledge of version control systems like Git
• Understanding of CI/CD and cloud-based deployment practices
• Good grasp of performance optimization, caching, and security practices

Position Overview

We are seeking a highly skilled React Native Developer with a strong background in the MERN (MongoDB, Express.js, React.js, Node.js) stack to join our dynamic team. The ideal candidate will have a minimum of 2 years of professional experience and a proven track record of developing robust, scalable mobile applications using React Native. This role offers an exciting opportunity to work on innovative projects and significantly contribute to the growth and success of our startup.

Key Responsibilities

●     Develop High-Quality Mobile Applications: Create user-friendly mobile applications using React Native, ensuring high performance and responsiveness.

●     Collaborate with Cross-Functional Teams: Work closely with product managers, designers, and other developers to define, design, and deliver new features.

●     Maintain Clean and Efficient Code: Write clean, maintainable, and efficient code following industry best practices and coding standards.

●     Optimize Application Performance: Enhance application performance for speed and scalability.

●     Participate in Code Reviews: Engage in code reviews, discussions, and knowledge-sharing sessions to improve team output and code quality.

●     Troubleshoot and Debug: Identify and resolve application issues to ensure smooth functionality.

●     Stay Updated with Trends: Keep abreast of emerging technologies and trends in mobile development to incorporate best practices.

Requirements

●     MERN Stack Proficiency: Strong expertise in MongoDB, Express.js, React.js, and Node.js.

●     RESTful APIs and Web Services: Solid understanding and experience in integrating RESTful APIs and web services.

●     Version Control Systems: Proficient with Git for version control.

●     Mobile UI/UX Design Principles: Knowledge of best practices in mobile UI/UX design.

●     Problem-Solving Skills: Excellent analytical and problem-solving abilities.

●     Team and Independent Work: Ability to work both independently and as part of a team in a fast-paced startup environment.

●     Communication and Collaboration: Strong verbal and written communication skills, with the ability to collaborate effectively with team members.

Nice to Have

●     GraphQL: Familiarity with GraphQL for efficient data fetching.

●     Cloud Services: Knowledge of cloud services such as AWS or Firebase.

Full Stack Developer - Responsibilities:

1. Perform design, development and support of existing and new products.
2. Understand product vision and business needs to define product requirements and product architectural solutions.
3. Develop architectural and design principles to improve performance, capacity, and scalability of product.
4. Work with Product Manager in planning and execution of new product releases.
5. Consult business management team to clarify objectives and functional requirements for new or modified products.
6. Work with domain, product management and product engineering teams in the solution engineering efforts.
7. Work with pre-sales and product management teams in solution demonstrations.
8. Maintain product roadmap and architectural standards that assure product development projects optimally align with business objectives.
9. Define product validation policies so as to deliver products that meet system and project expectations.
10. Facilitate the creation, review, and sign off of project deliverables.
11. Provide support for production escalations and problem resolution for customers.
12. Assist technical team with issues needing technical expertise or complex systems knowledge.
13. Develop broad knowledge about current and future product features.
14. Analyze market segments and customer base to develop market solutions.
15. Define product requirements that address market opportunities.

Skills:

Spring, Spring Microservices, Spring Data, SPRING BOOT & HIBERNATE, Java, JPA Oracle Certified Professional (Desirable), Java SE 8, SQL, AWS, JavaScript, Angular, ElasticSearch

As a Software Architect a Typical Day Might Include the Following:

• Work with product/tech team to discuss/define the architecture or solution of a given problem statement
• Set the end-to-end technical direction for the team, including platform, technology, tools, and infrastructure
• Communicate architecture in an effective and professional manner
• Drive technical decisions, solve tough problems, and coordinate multiple project execution
• Ensure that the inContact Development coding quality standards and review processes are followed to ensure proper security and high availability standards
• Monitoring the quality of code that is delivered through reviews and other processes
• Foster strong teamwork environment and create passion and energy within the team
• Be an active participant in the development leadership team ensuring corporate success

To Land This Gig You'll Need:

• BE/B.Tech in Computer Science, or equivalent work experience
• 7+ years of software development experience
• Experience with developing large enterprise-scale application in AWS
• Full-stack experience with PHP, MySql, ReactJS, SQL/NoSQL and readiness to work with teams using other technology stacks like Java, Golang
• Strong quality orientation
• Expertise in designing application using relational and/or non-relational databases
• Working Knowledge of CI/CD
• Experience with micro-service design
• Experience architecting systems for performance and scalability
• Experience in product development
• Excellent problem-solving abilities
• Excellent decision-making skills
• Working Knowledge of design patterns
• Working Knowledge of Agile development processes
• Strong communication skills

Salary: No bar for right candidate

React JS

Node JS

Graphql

Required background:

Ideal candidate is full stack with a focus on the backend

Can work with React.JS and is comfortable with CSS

Strong Node.JS with working experience in Graphql

Worked on scaling issues and real-time distributed systems

Has experience building microservices.

Has work experience with web sockets, WebRTC and RTMP / HLS.

5.5+ years of experience after college

Ideally has past experience with Java or GoLang.

Skills Required

• 8+ years of industry work experience
• Proven experience as a Full Stack Developer or similar role
• 3+ years of web application development with JavaScript as full stack
• Full stack experience designing and building scalable applications from end-to-end 
• Excellent JavaScript / Typescript skills
• Strong proficiency in React (hooks knowledge is plus)
• Strong proficiency in Nodejs
• Good HTML5 / CSS3 skills with expertise on responsive web design 
• Must have Design and development experience in Micro services using NodeJS and TypeScript
• Experience with NoSQL databases such as MongoDB, mongoose, aggregation framework and Redis 
• Experience with Web sockets and related frameworks (e.g. Socket.IO) 
• Experience in using and developing GraphQL APIs
• Experience in performance tuning
• Knowledge of code versioning tools such as Git, Mercurial or SVN.
• Open minded to take up any challenge, research and provide solutions 
• Great attention to detail
• Testing libraries – jest, testing-library is plus
• TDD / BDD experience is plus
• Experience with AWS, K8S, CI/CD is plus
• Familiar with SDLC methodologies like SCRUM, AGILE, Continuous Integration

• Design – Analyze, design & document the system / solution based on the business needs which is scalable, resilient and maintainable with low overhead for both client and server side
• Problem solving – Solve the challenges and problems faced by team by guiding and team with best practices
• Coordinate - Communicate system requirements to developers; explain system structure to them and provide assistance
• Code Reviews – Perform code reviews 
• Planning – Plan and assign tasks to team members
• Develop – Develop micro services and micro frontends

Work Environment Details:

Founded in 2011 and trusted by companies across 70 countries and more, KnowledgeHut is the skills solutions provider that organizations and individuals the world over count on to innovate faster and create progress.
We help technologists master their craft and take control of their careers. We empower businesses everywhere to build adaptable teams, speed up release cycles and become scalable, reliable, and secure.  
Our mission to democratize technology skills is what drives us, and our values are at the helm of how we work together. We thrive in an environment with creativity around every corner, challenges that keep us on our toes, and peers who inspire us to be the best we can be.  
If you have the development skills required and are excited to come to work every day knowing you’re helping our customers build the skills that power innovation, we want to hear from you!