Fullstack Developer

Key Responsibilities

• Design, develop, and maintain full-stack web applications using MongoDB, Express.js, React.js, and Node.js
• Build and optimise RESTful APIs and micro services
• Work closely with product managers, designers, and developers to deliver scalable solutions
• Write clean, maintainable, and testable code
• Ensure application performance, security, and responsiveness
• Mentor junior developers and contribute to code reviews

🔹 Must-Have Skills

• Strong hands-on experience with MERN stack (MongoDB, Express, React, Node.js)
• Proficiency in JavaScript (ES6+), HTML5, CSS3
• Experience with Redux / State Management in React
• Solid backend expertise with Node.js & Express.js
• Database design, queries, and performance tuning in MongoDB
• Good understanding of REST APIs, authentication (JWT, OAuth)
• Familiarity with Git, CI/CD pipelines, and Agile methodology
• Exposure to cloud platforms (AWS, Azure, GCP) is a plus

🎯 Preferred Skills

• Experience with TypeScript
• Knowledge of GraphQL, Docker, Kubernetes
• Unit testing with Jest / Mocha
• Experience mentoring or leading small teams

🎓 Education

• Bachelor's / Master's in Computer Science, IT, or related field

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

Job Title: Full Stack Developer - SDE 1

Responsibilities

• Design, implement, and ship user-centric features spanning frontend, backend, and database systems under guidance.
• Define and implement RESTful/GraphQL APIs and efficient, scalable database schemas.
• Build reusable, maintainable frontend components using modern state management practices.
• Develop backend services in Node.js or Python, adhering to clean-architecture principles.
• Write and maintain unit, integration, and end-to-end tests to ensure code quality and reliability.
• Containerize applications and configure CI/CD pipelines for automated builds and deployments.
• Enforce secure coding practices, accessibility standards (WCAG), and SEO fundamentals.
• Collaborate effectively with Product, Design, and engineering teams to understand and implement feature requirements..
• Own feature delivery from planning through production, and mentor interns or junior developers.

Qualifications & Skills

• 1+ years of experience building full-stack web applications.
• Proficiency in JavaScript (ES6+), TypeScript, HTML5, and CSS3 (Flexbox/Grid).
• Advanced experience with React (Hooks, Context, Router) or equivalent modern UI framework.
• Hands-on with state management patterns (Redux, MobX, or custom solutions).
• Strong backend skills in Node.js (Express/Fastify) or Python (Django/Flask/FastAPI).
• Expertise in designing REST and/or GraphQL APIs and integrating with backend services.
• Solid knowledge of MySQL/PostgreSQL and familiarity with NoSQL stores (Elasticsearch, Redis).
• Experience using build tools (Webpack, Vite), package managers (npm/Yarn), and Git workflows.
• Skilled in writing and maintaining tests with Jest, React Testing Library, Pytest, and Cypress.
• Familiar with Docker, CI / CD tools (GitHub Actions, Jenkins), and basic cloud deployments.
• Product-first thinker with strong problem-solving, debugging, and communication skills.

Qualities we'd love to find in you:

• The attitude to always strive for the best outcomes and an enthusiasm to deliver high quality software
• Strong collaboration abilities and a flexible & friendly approach to working with teams
• Strong determination with a constant eye on solutions
• Creative ideas with problem solving mind-set
• Be open to receiving objective criticism and improving upon it
• Eagerness to learn and zeal to grow
• Strong communication skills is a huge plus

Work Location: Hyderabad

We're seeking an experienced Senior Tech Lead to oversee both frontend and backend teams for a production-ready enterprise project. You should possess strong managerial skills along with an entrepreneurial mindset. In this dynamic role, you'll collaborate with cross-functional teams to design, build, and deploy products aligned with our vision and strategy. Your leadership will be key in driving product success from conception to launch, ensuring they meet business objectives and user expectations.

Experience: 7+ Year

Working Time: 12.30 PM to 9.30 PM

Responsibilities:

• Lead and mentor developers: Provide guidance and support to ensure high-quality deliverables and drive engineering best practices. Experienced in leading development teams, fostering collaboration, and mentoring junior engineers for adherence to best practices.
• Collaborate with cross-functional teams: Define project requirements, timelines, and priorities, and coordinate product releases.
• Architect scalable solutions: Design systems for both frontend and backend that are maintainable using modern architecture patterns and RESTful API design principles.
• Project Management Skills: Proficient in Agile methodologies, managing timelines, and prioritizing tasks effectively to ensure project success.
• Define product features: Set sprint goals and translate user feedback into actionable enhancements.
• Problem-Solving Skills: Analytical problem-solver adept at addressing technical challenges and implementing practical solutions.
• Analyze data: Validate product goals and adapt strategies accordingly, and track project progress to ensure timely delivery of features.
• Test and accept product features: Ensure accurate implementation of product features based on user stories.

Requirements

• Bachelor's / Master’s degree in Computer Science or related field.
• Minimum of 3 years of experience in a leadership role.
• Nice to have: Experience in building a product from concept to launch.
• Excellent communication and interpersonal skills, with the ability to collaborate effectively across teams.
• Strong proficiency in NodeJS, RESTful APIs, Weaviate Vector Database, and graph databases.
• Proficient in NestJS with full lifecycle experience and expertise in MongoDB integration.
• Proficient in MongoDB, with expertise in NoSQL principles, instance management, data modeling, and efficient query optimization for cloud and on-premise environments.
• Strong proficiency in ReactJS, NextJS, MaterialUI, and React Query.
• Proficient in TypeScript development, skilled in building type-safe applications and leveraging TypeScript configurations for enhanced development efficiency.
• Proficient in AWS services, specializing in Lambda for serverless computing, API,Gateway for secure API management, and integration with IAM, S3, and CloudWatch.
• ​Knowledge of CI/CD principles and tools to automate the testing and deployment of applications.

Benefits

• Gain real-world experience in corporate functioning.
• Learn to collaborate with diverse teams and meet deadlines in a professional environment.
• Access various learning and development programs to explore your passion.
• Work in a fast-paced, rapidly expanding tech team undergoing a revamp, with exposure to advanced technology and tools relevant to your role

• Design and implementation of the overall web architecture
• Pixel-perfect implementation and integration of our approved user interface
• Design and construction of REST API
• Build efficient, testable, and reusable PHP modules
• Design and deployment of database
• Integration of data storage solutions including various databases, blob stores, key-value pairs, etc.
• Solve complex performance problems and architectural challenges
• Ensuring the entire stack is designed and built for speed and scalability
• Design and implementation of continuous integration and deployment
• Handle overall website deployment and build process
• Work closely with different stakeholders to both develop detailed specification documents with clear project deliverables and timelines, and to ensure timely completion of deliverables.

• 3-5 years of experience in web development and coding within a cross-disciplinary environment
• Good at writing HTML, CSS,Bootstrap and JavaScript. Being up on the latest practices is a must, e.g., HTML5, CSS3, and ECMAScript 6 (minimum)
• Good experience in JQuery, JavaScript
• Must have exp. on PHP, MYSQL, MVC, Linux, logging, Unit testing, Subversion, Restful/soap
• Experience with Source Control tools (Subversion
• Expert in back-end programming language PHP with Laravel framework and IDE
• Good experience in JQuery, JavaScript.
• ReactJS, AngularJS or VueJS would be preferred
• Experience with Source Control tools (Subversion)
• Ideally, familiarity with CSS preprocessors, bundlers, and associated languages/ syntaxes/ libraries
• Database design and management with No-SQL, Mysql, including being up on the latest practices and associated version
• Familiarity with databases (e.g. MySQL, MongoDB), web servers (e.g. Apache) and UI/UX design
• Excellent communication and teamwork skills
• Familiarity with a relevant and globally supported framework both front-end and back-end
• Thorough understanding of user experience and possibly even product strategy
• Experience implementing testing platforms and unit tests
• Proficiency with version control system preferred Git
• Appreciation for clean and well-documented code
• Experienced in full web development life cycle from requirements gathering to Server management and deployment for the relevant environment
• WordPress Experience is a plus.
• Understanding of SEO principles.

Full-stack Developer

CAST is the market leader in Software Intelligence. Its unique technology thoroughly examines the structure of complex software systems, with MRI-like precision. It delivers accurate, actionable, and automated views of software architecture, critical flaws, quality grades, sizing metrics, open source usage, and cloud readiness levels. Hundreds of companies rely on CAST for greater objectivity in crucial business decisions, faster application modernization for Cloud, raising the quality and security of their custom software. CAST operates globally with offices in North America, Europe, India, China.

Title: Software Developer

Location: Bangalore

Job definition

Working at CAST R&D means being an important part of a highly-talented, fast-paced, multicultural and Agile team based in Paris (France) and Bangalore (India). The team builds sophisticated source code analysis platform leveraging parsing, control flow, data flow and others mechanisms to fully understand the inner structure of the complex IT Systems developed and used by the Fortune 500 companies.

You, working as individual contributor, will be integrated in Dashboard Teams working on web portals of CAST AIP. Your teammates will be located in India and in France and you will have the opportunity to travel to France every year.
You will collaborate to writing and designing new features and improve existing ones. You will write unit tests and drive code reviews. You will participate into best practices definition and technology watch. Depending on will, skills and experience, you will have the opportunity to take technical lead on topics or projects.

While the domain of CAST is a niche, the position will propose you to work on software that dedicate to company Dashboards and control software, focusing on technical and creative skills.

Profile

• Experience : 3-6 years
• Experience in developing front-end/full stack applications at scale

• Should have experience in any of the front-end framework like React, Angular, BackboneJS, Ext etc and HTML/CSS/Bootstrap .
• Experience in backend technologies like GOLANG, NodeJS, Python, REST web services and Java(OOPS, Collections, DB Access) or any other technology.

• Hands on experience in JavaScript Concepts (OO-JS, Closures, Unit Testing, Module Patterns etc)

• Good to have skills like REST, Bootstrap, UI Components, CI/CD, NoSQL based DB is added advantage.

• Experience with advanced CSS programming using LESS or SASS is a plus.
• Expertise in of server side technologies and SQL/NoSQL is a plus.
• Experience of JavaScript testing frameworks like Karma, Mocha, Jest etc.

• It involves design the software system, Select algorithms, theories or technologies that will be used for BUSINESS Applications
• Contribute to software development design discussions for new features and new product development
• Strong Problem solving skills and ability to troubleshoot applications & environment issues.
• Adaptability, ability to learn faster, Independent, responsible and diligent.
• Good team spirit and interpersonal skills, Excellent Written, Verbal, communication skills, Analytical skills & Business Thinking.

The candidate should have a passion for technology and a flexible, creative approach to problem solving. You are autonomous and take responsibility for your work.

Ideally, you know how to write unit tests and maybe even better write them in TDD. You have knowledge in agile methodologies such as Scrum. You know about GIT and the use of continuous integration tools. You have developed single page JS applications end to end.

Candidate should have a bachelor or Master technical degree or equivalent experience. Strong knowledge in software engineering. Proactive Self Starter, creative thinker in designing, developing and supporting applications. Work as part of cross functional, passionate agile project teams to ensure quality is driven into the heart of the development process.

• Design and code feature in the front-end and back-end as per the specifications provided by the Product and Design teams.
• Ship features in fast-moving agile sprints.
• Work closely with Product Design and Product Management teams to brainstorm and chalk out details of features.
• Ability to build a feature from scratch & drive it to completion

Skills Must have:

• Good understanding of Javascript and Clean architecture.
• Good understanding of asynchronous programming, callback, and closures
• Experience in developing applications that use queues like SQS, RabbitMQ, Kafka, etc
• Experience with AWS services like S3, EC2, etc
• Strong experience with Javascript frontend framework/libraries like ReactJS
• Good knowledge of CSS and its preprocessors like SASS/LESS
• Good understanding of server-side templates.
• Experience with creating cross-browser compatible web apps
• Should be Strong in MySql / Postgres database
• Stronghold in Data structure and processing JSON

Good to have

• Basic knowledge of CI, CD
• Intermediate knowledge in any cloud services(AWS, GCP)
• Familiar with testing frameworks like Mocha, Cypress

What you will be working on?

You'll be a part of the core team and will be working with the founders in building and iterating upon the core product.

How you can grow with us?

• Will be working on the bleeding edge technologies of IoT which are not usually accessible to software engineers.

• Will get exposure to IoT Hardware and Industrial Infrastructure.

• Will get to deliver on-time, quality software in the challenging domains of Energy/IoT/Automation.
  
  

We appreciate the following traits!

• Will be dealing with the web app, mobile app, frontend, backend, etc. So, you need to be flexible in getting the work done.

• Need not be proficient in all of these but you can trump any of this by being a quick learner and a hard worker.

• Should be familiar with the transition from the development phase to the deployment phase.