Full Stack Developer (MERN Stack)

A full stack developer job description for MERN stack developers centers on designing, developing, and maintaining robust web applications using MongoDB, Express.js, React, and Node.js as core technologies.

Responsibilities

• Develop and maintain scalable web applications using the MERN stack.
• Build interactive and responsive user interfaces with React.
• Implement server-side APIs and business logic using Node.js and Express.js.
• Design, model, and manage databases with MongoDB to ensure efficient data storage and retrieval.
• Integrate front-end with back-end systems and third-party services.
• Optimize applications for speed and scalability, troubleshoot and debug code, and ensure reliability.
• Collaborate with other developers, designers, and stakeholders in an agile environment to clarify requirements and deliver solutions.
• Implement security best practices and protect sensitive data.
• Participate in code reviews and mentor junior developers.

Requirements

• Proven experience with the MERN stack (MongoDB, Express.js, React, Node.js).
• Strong skills in JavaScript, HTML5, and CSS3.
• Familiarity with RESTful API design, version control systems (Git), and front-end frameworks like Bootstrap or Material-UI.
• Understanding of database design, schema management, and NoSQL principles.
• Problem-solving ability and communication skills.
• Bachelor's degree in computer science or related field (preferred).
• Experience working collaboratively in a team-oriented environment.

Key Skills

• JavaScript, React.js, Node.js, Express.js, MongoDB.
• HTML/CSS, RESTful APIs, Git.
• Familiarity with agile methodologies and UI/UX best practices.
• Testing, debugging, code optimization, and deployment.

• Work with a team to provide end to end solutions including coding, unit testing and defect fixes.
• Work to build scalable solutions and work with quality assurance and control teams to analyze and fix issues 
• Develop and maintain APIs and Services in Node.js/Python 
• Develop and maintain web-based UI’s using front-end frameworks 
• Participate in code reviews, unit testing and integration testing 
• Participate in the full software development lifecycle, from concept and design to implementation and support 
• Ensure application performance, scalability, and security through best practices in coding, testing and deployment 
• Collaborate with DevOps team for troubleshooting deployment issues 

Qualification 

● 1-5 years of experience as a Software Engineer or similar, focusing on software development and system integration 

● Proficiency in Node.js, Typescript, React, Express framework 

● In-depth knowledge of databases such as MongoDB 

● Proficient in HTML5, CSS3, and responsive UI design 

● Proficiency in any Python development framework is a plus 

● Strong direct experience in functional and object oriented programming using Javascript 

● Experience with cloud platforms (Azure preferred) 

● Microservices architecture and containerization 

● Expertise in performance monitoring, tuning, and optimization 

● Understanding of DevOps practices for automated deployments 

● Understanding of software design patterns and best practices 

● Practical experience working in Agile developments (scrum) 

● Excellent critical thinking skills and the ability to mentor junior team members 

● Effectively communicate and collaborate with cross-functional teams 

● Strong capability to work independently and deliver results within tight deadlines 

● Strong problem-solving abilities and attention to detail

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

Looking for a MEAN / MERN Stack Developer.

Looking for Someone with good experience with below skills.

* Minimum 3+ years of professional experience with any of the below stacks.

* Proven experience as a Frontend Developer (or) Backend Developer (or) Full stack Developer.

* Experience developing desktop and mobile applications.

* Familiarity with common stacks.

* Front-end – ReactJs, HTML/ CSS, JavaScript, Typescript, XML, jQuery.

* Back-end – JavaScript frameworks with Nodejs.

* Full Stack : ReactJs, NodeJs, HTML/ CSS, JavaScript, Typescript, XML, jQuery.

👋🏼We're Nagarro.

We are a Digital Product Engineering company that is scaling in a big way! We build products, services, and experiences that inspire, excite, and delight. We work at scale across all devices and digital mediums, and our people exist everywhere in the world (18000+ experts across 33 countries, to be exact). Our work culture is dynamic and non-hierarchical. We are looking for great new colleagues. That is where you come in!

Please find the job details below

Experience: 4.1-7 years

Must Have: React, Docker, Cache

 REQUIREMENTS:

• Strong technical background with node.js, event loop understanding, unit testing, developing web application & APIs, event & stream, call-back & closures, promise, async/await, accessing file system, Optimization techniques
• understanding of different components such as web server, storages, integrations
• should have worked on designing and building server-side solutions (in any technology), build process of node.js, CI/CD process of node.js, multi-tasking (working on multiple things at same time)
• Good knowledge of functional and Object-Oriented Programming
• Implementing effective security protocols, data protection measures, and storage solutions.
• Running diagnostic tests, repairing defects, and providing technical support.
• Recommending and implementing improvements to processes and technologies.
• Keeping informed of advancements in the field of Node.js development.
• Familiarity with Azure pipeline
• Should have experience in Identifying software application weaknesses and target areas and sketching out ideas for automated software test procedures. Reviewing software bug reports and highlighting problem areas.
• Knowledge of high-quality professional software engineering practices for agile software development cycle, including coding standards, code reviews, source control management, build processes, testing, and deployment.
• Fundamental knowledge of design patterns
• Experience in communicating effectively with users, other technical teams, and management to collect requirements, describe software product features, and technical designs.
• Mentoring the team members to meet the client's needs and holding them accountable for high standards of delivery.
• Being able to understand and relate technology integration scenarios and be able to apply these learnings in complex troubleshooting scenarios.

  RESPONSIBILITIES:

• Writing and reviewing great quality code
• Understanding functional requirements thoroughly and analysing the client’s needs in the context of the project
• Envisioning the overall solution for defined functional and non-functional requirements, and being able to define technologies, patterns, and frameworks to realize it.
• Determining and implementing design methodologies and tool sets
• Enabling application development by coordinating requirements, schedules, and activities.
• Being able to lead/support UAT and production roll outs.
• Creating, understanding, and validating WBS and estimated effort for given module/task, and being able to justify it.
• Addressing issues promptly, responding positively to setbacks and challenges with a mindset of continuous improvement
• Giving constructive feedback to the team members and setting clear expectations.
• Helping the team in troubleshooting and resolving of complex bugs
• Coming up with solutions to any issue that is raised during code/design review and being able to justify the decision taken.
• Carrying out POCs to make sure that suggested design/technologies meet the requirements.

About Lentra:

Lentra is a new-age, domain-native platform built from the ground up, designed and developed to empower financial institutions with tomorrow’s lending ecosystem, today. With its full-stack, fully digital, secured products and solutions, Lentra is the future of smart, seamless, secure digital lending. 

Our solutions cover the Indian lending stack effectively for digital origination by providing capabilities like eKYC, vKYC, eSign, eNACH, etc., besides MultiBureau(R), a comprehensive BRE for faster decisioning and configurable onboarding workflows. Reliability and minimal TATs are the key takeaways from Lentra’s offerings. 

Our Marquee Clients including the topmost private banks in India are now future ready and encashing business opportunities. Lentra's zero risk instant lending solution will empower the FIs to leapfrog into the future.

About the Role:

Lentra AI Pvt. Ltd looking for a Senior Software Engineer to contribute to the software development life cycle, from design and development to testing, release and maintenance. Software Developer responsibilities include building web application modules and testing features before release. If you have hands-on experience developing software with agile methodologies and are ready to lead our junior developers, we'd like to meet you. Ultimately, you will create, enhance, deploy and maintain functional, secure and high-quality applications

Responsibilities:

The candidate has to perform the below responsibilities:

• Active contribution in designing, developing, testing, deploying and maintaining software
• Collaborate with the team to develop web services, mobile and web applications
• Write well designed, efficient, secure and performant code
• Follow best practices in design and testing
• Review, test and debug team members code
• Actively contribute in writing and updating documents

Candidate requirements:

• Candidates should have a minimum of 5 year of experience in web based development using these technologies:
• Core Java, SpringMVC, Node.js, ORM
• Working knowledge of relational database and noSQL databases, Caching technologies
• RESTful, SOAP, JSON
• Angular, HTML5, CSS
• Proficient understanding of code versioning tools, such as Git
• Knowledge of Agile Scrum development Methodologies
• Integrate applications with network systems, servers, and databases
• Troubleshoot problems with application development and use
• Excellent conceptual, and critical thinking capabilities
• Self-directed and self-motivated with the ability to take charge or play a supporting role
• Strong understanding of product development
• Clear written and verbal communications skills (English), including presentation

Location & commitments:

• This is a Permanent Opportunity.
• Job Location is Pune

We are looking for a Full Stack Developer to build scalable software solutions and to be part of our cross-functional team that’s responsible for the full software development life cycle, from conception to deployment.

You should have

• Degree in Computer Science or relevant field
• Strong knowledge and understanding of JavaScript and TypeScript
• Knowledge of multiple frontend languages and frameworks including HTML, CSS, SCSS, JavaScript and Vue.
• Knowledge of backend languages and frameworks primarily Node.js
• Familiarity with SQL databases (e.g. MongoDB)

Perks

• Flexible working hours - employee tracking is never a thing
• A fun and close-knit agile team.
• Open office layout that promotes collaboration, conversation, and camaraderie – the result-oriented team.
• Recreational activities to keep you away from the screen and live, laugh, enjoy with the team.