
MERN Developer
We are seeking a highly skilled and experienced MERN (MongoDB, Express.js, React, Node.js) Stack Developer to join our dynamic development team. As a MERN Stack Developer, you will be responsible for designing, developing, and maintaining scalable web applications using the MERN stack framework.
- 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.

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Note: We are looking for real, hands-on experience—not certifications or copy-paste portfolios. Selected candidates will be given a short real-world task to evaluate skills before interview.
Key Responsibilities
- Design, build, and maintain scalable full-stack applications using MongoDB, Postgresql, Express.js, React.js, and Node.js
- Develop RESTful APIs and integrate them with frontend systems
- Collaborate with designers and project managers for timely project delivery
- Optimize code for performance and scalability
- Troubleshoot, debug, and upgrade applications as needed
- Follow Git-based workflows for version control
Must-Have Skills
- Strong hands-on experience in:
- React.js with hooks, context API, component architecture
- Node.js with Express.js
- MongoDB (CRUD operations, schema design) & Postgresql
- API development and integration
- Strong JavaScript fundamentals (ES6+)
- Basic understanding of deployment (e.g., cPanel, Vercel, Heroku, or VPS)
- Git and GitHub for code versioning
Good-to-Have Skills
- Knowledge of Redux or any other state management tools
- Experience with Next.js or TypeScript
- Familiarity with Tailwind CSS or Material UI
- Experience integrating third-party APIs (e.g., payment gateways, social logins)
Who Should Apply
- You’ve worked on real client projects or have built and shipped working applications.
- You are disciplined and take ownership without constant follow-up.
- You are not here to "fake it till you make it"—you’re here to grow with a real team.
Engineering Manager
Bengaluru
Work Type: Full Time
We're building E-commerce, Fintech & Supply Chain stacks for Indian Retail & heads down focused on solving the hard, industry-defining challenges. If you love the first principle approach, freedom to build & own your outcomes, It is the place! Welcoming all entrepreneurial minds to BUILD & blitz scale with us!
Responsibilities:
- Work with other our leaders to design and drive the plan for the company's vision.
- Recruit great engineers, in collaboration with our recruiting team.
- Develop engineers on the team, helping them advance in their careers.
- Empower the engineering team to achieve a high level of technical productivity, reliability and simplicity.
- Contribute to engineering-wide initiatives as a member of our engineering management team.
Requirements:
- Bachelor's degree in Computer Science or related technical discipline (Tier I colleges preferable).
- A track record of leading productive engineering teams.
- Successfully recruited great people to your teams.
- The ability to thrive on a high level of autonomy and responsibility.
- The desire to encourage a healthy work environment that's both supportive and challenging.
- A genuine excitement to help engineers develop new skills and advance in their careers.
- Enough technical sense to ask engineers good questions about architecture and product decisions.
- 7+ years of relevant engineering and hands-on technical management experience.
- Previous experience at good tech startups/product companies.
- Strong hands-on experience in full stack development and architecture using NodeJS, MVC, microservices, UI & UX (React), ORM tool (Sequelize), CICD tools (Git, Jenkins, AWS).
- Excellent knowledge of RDBMS, SQL, NoSQL, Cache, Linux based systems.
About the company
Founded by ex-Flipkart leadership and IIT alumni, Arzooo is a vertical focused e-commerce startup, digitising the Consumer Electronics value chain in India.
It started as a B2B platform empowering thousands of Consumer Durables stores with the best of pricing & product selection through its e-commerce stack and also creating a very efficient supply chain infrastructure across tier-2,3,4 towns in India. The recent foray into fintech has enabled us to empower Indian retail with a low cost, digital-first Credit alternative, which is unlocking immense scale for us
We are the largest e-comm player in India in the Electronics domain, and scaling fast towards capturing this multi-billion opportunity. With a presence in 300+ cities, we're now building a direct to consumer platform on top of our existing network of thousands of Durables stores. Through the direct to consumer platform we're taking all these stores online with Live Commerce capabilities, building appliances focused shopping experience for tier-2+ India.
We're a team of 400+ with deep experience in scaling startups, and we are building this team further now.
Job Description – Sr. Full Stack Developer
Summary
You will be responsible for the full software development Lifecyle.
Core Accountabilities
- Motivate, develop, coach, and formally appraise the Software Development team.
- Monitor & co-ordinate any management information and capacity relating to the work of the team.
- Responsible for leading the software development team and providing technical guidance.
- Responsible for full stack, architectural, solution design specification and documentation.
- Responsible for the design, development, modification, maintenance, testing and deployment.
- Develop fully integrated back-end to front-end innovative solutions.
- Design, develop and maintain database solutions associated to data driven platforms.
- Develop to high quality coding standards.
- Responsible for project version control, coding standards, branching strategy and deployment.
- As part of the full development life cycle you will be responsible for continuous integration testing, Unit Testing and Performance Testing.
- Provide advanced technical support escalated from the development support team for all Voyager systems, solutions, and data sets.
- Scope and define detailed product backlog item descriptions that feed into sprint planning.
- Provide effective technical analysis, design requirements and relevant documentation.
- Using appropriate tools to define and communicate the required solution. These may include user journeys, prototypes, and wireframes.
- Coordinate release and sprint planning & conduct daily scrum meetings.
- Develop and maintain a thorough and up-to-date working technical knowledge of digital solutions and the Voyager Worldwide product suite.
- Develop and maintain a detailed technical understanding of our products, systems, technologies, architecture, and data sets.
- Develop and maintain a thorough and up-to-date working technical knowledge and understanding of AI, ML and RPA technologies.
- It should be noted that the above list of main duties and responsibilities is not necessarily a complete statement of the final duties of the post.
Qualifications & Experiences
- 8+ years’ software engineering experience in developing data driven based software solutions.
- 2 years’ leading end to end full stack design, development and implementation.
- Excellent working technical knowledge and understanding of AI, ML and RPA technologies.
- C#.Net: i.e. (.Net Frameworks, WPF, WCF, MVC, MVVM, XAML, Xamarin)
- Python: i.e. (TensorFlow, Keras, Theano, Scikit-learn, PyTorch, NumPy, Pandas)
- JavaScript: i.e. (ES6, Node.js, NPM, Sails.js, Ember.js, React, Mocha, Electron)
- JavaScript framework experience (e.g., Ember, React, Angular)
- jQuery, CSS, and HTML
- Excellent working knowledge and understanding of version control systems such as SVN, TFS & GIT.
- Strong SQL Database design and programming skills.
- Excellent working knowledge and understanding of project management tools such as VSTS DevOps
• ReactJS, Service Workers, RestAPIs, Web Pack, React Hooks, State Management
• Completely Amazon Web Services (AWS) Cloud Environment (S3, API Gateway, CloudFront, AWS Lambda) with a strong focus towards Serverless
• Experience developing native applications for Android and iOS
• Experience in microservices
• Previous experience as a scrum master
• Experience with Terraform
• Experience in GraphQL
Skills & Qualifications: -
➢ 03 – 08 years of experience / proficiency in JavaScript and Python
➢ Experience in ReactJS and Redux, ES6, React Native
➢ Jest / experience in writing tests and test-driven development (Jest or Enzyme)
➢ Experience with AWS Lambda, DynamoDB and development of serverless applications
➢ Familiarity with Git and CI
➢ Familiar with DevOps processes, tools and processes (Cloud formation, Code Pipeline, Jenkins)
➢ Familiar with release pipeline on Android and iOS.
● Demonstrated experience as a software engineer, with at least 3-5 years’ experience
in technology roles
● Experience working on complex systems and cloud architectures, preferably in a B2B
or enterprise context
● Experience with the Java programming language and frameworks such as Spring &
SpringBoot
● Experience with front-end Javascript frameworks such as ReactJS
● Experience working in databases and SQL queries for high-performance
● Experience and keen understanding of the value of working in agile teams
● A “quality-first” mindset, with experience working in continuous integration
environments
● Highly effective at communicating
● Respect for other team members and a highly collaborative approach to working and
learning together
Role Description:
- Lister is actively engaged with client across digital transformation and engineering
- As a part of this engagement, you will be working with our clients on solution design and architecture, technology decisions, while co-ordinating technical efforts for the team
- As a Technical Lead:, You will need to collaborate with Solution Architects define technology
- roadmap, evaluate/recommend technologies, architect and design solutions, Work
- with other developers to oversee the development and implementation
- You will translate functional requirements from business stakeholders to the technical
- team for implementation
- You will need to troubleshoot design flaws and system bottlenecks
- You will have to be hands-on with code reviews and evaluate implementation for performance and scale
- Manage communication between our clients and internal teams in India and USA
- Coordinate with the offshore team to deliver projects across work streams, Identify risks, issues and blockers to progress and mitigate them for the team
- Rapidly gain an understanding of project requirements and drive execution
- Work with delivery team to ensure the highest quality of materials are being produced and all client needs are met.
Skills Required:
- Excellent understanding of backend and frontend components in the following stack: NodeJS, TypeScript, Javascript, ReactJS, multiple RDBMS and NoSQL databases like Postgres, MySQL, MongoDB Experience of working on AWS services (Lambda, Step functions, SQS, S3 SNS)
- Microservice design pattern is a must
- Experience in Docker, Kubernetes, containerization and CI/CD pipelines is preferable
- Experience in software development tools like Prettier, CodeCov, Snyk, etc..
- Excellent verbal and written communication skills; client facing and interpersonal skills; must be a listener, a presenter, and a people-person
- Experience in Designing scalable architecture systems for Node-based applications
- Ability to grasp complex implementations; Proven results of delivering client solutions
- Should have experience of working with offshore team
- Experience in working on large scale technology transformation projects for product companies is preferable
- Technology contributions to open source projects will be an added advantage
- Should have completed Certifications or training on AWS (AWS Solutions Architect), NodeJS, front-end frameworks.
- Java / Java Script code development using frameworks like Spring, Hibernate , Rest web services, AWS services.
- · Dev-Ops activities using Maven, Eclipse and other tools
- · Contribute to providing estimates for implementation of new requirements and work diligently towards delivering within the estimates
- · Ensure Quality of the releases by adhering to SDLC best-practices such as, unit tests,continuous integration, system testing
- · Re-use code. Ensure delivered code is modular and extensible
- · Ensure adequate coverage of functional and non-functional requirements in test plans Position Requirements
- · 3-5+ years of hands on experience in Java/J2EE development. Experience with the implementation of a distributed, enterprise JAVA/J2EE solution is strongly preferred
- · Experience in JAVA/J2EE Frameworks such as Spring, hibernate is strongly preferred
- · Experience in SOA and SOA related technologies, solutions and products as well as experience with implementation of REST full web services is preferred
- · Experience with data modelling and experience with relational databases like MySQL, SQL Server or Oracle is desirable
- · Mobile application development experience on Android or iOS is desirable
Good to Have : experience in Machine learning and AI











