Full Stack Developer (MERN)

Job Title : MERN Stack Developer

Experience : 5+ Years

Shift Timings : 8:00 AM to 5:00 PM

Role Overview:

We are hiring a skilled MERN Stack Developer to build scalable web applications. You’ll work on both front-end and back-end, leveraging modern frameworks and cloud technologies to deliver high-quality solutions.

Key Responsibilities :

• Develop responsive UIs using React, GraphQL, and TypeScript.
• Build back-end APIs with Node.js, Express, and MySQL.
• Integrate AWS services like Lambda, S3, and API Gateway.
• Optimize deployments using AWS CDK and CloudFormation.
• Ensure code quality with Mocha/Chai/Sinon, ESLint, and Prettier.

Required Skills :

• Strong experience with React, Node.js, and GraphQL.
• Proficiency in AWS services and Infrastructure as Code (CDK/Terraform).
• Familiarity with MySQL, Elasticsearch, and modern testing frameworks.

About the Role: We’re looking for a Full-Stack Developer who is comfortable working across both web and mobile platforms to join our growing tech team. You will be responsible for developing user-facing applications, building scalable backend services, and deploying high-quality digital experiences that impact real users. This is an exciting opportunity to work in a dynamic startup environment, where you’ll play a critical role in shaping both product and technology. You’ll collaborate closely with our design, backend, and product teams to develop and maintain new features across our platforms. We’re not just looking for a coder - we’re looking for someone passionate about solving problems, learning fast, and building user-first experiences across devices.

Responsibilities: Web Development Develop responsive web interfaces using React.js, JavaScript, HTML, and CSS. Optimize frontend performance for mobile and desktop platforms. Work closely with UI/UX designers to implement intuitive user experiences. Mobile App Development Build and maintain cross-platform mobile apps using React Native (or Flutter, if applicable). Ensure smooth user experience and performance across Android and iOS devices. Manage versioning, updates, and publishing to Play Store and App Store. Backend Development Develop and maintain backend APIs using Node.js and Express.js. Integrate with MongoDB / MySQL databases for data persistence. Work with third-party APIs and handle authentication, authorization, etc. DevOps & Deployment Handle app deployment pipelines and basic CI/CD workflows. Monitor, debug, and resolve production issues. Use Git and version control best practices for code collaboration.

Bonus Skills (Nice to Have): Experience with TypeScript, Firebase, AWS, or Expo Familiarity with push notifications, in-app purchases, etc. Basic knowledge of server-side rendering or Next.js Experience with analytics, performance monitoring, or testing frameworks

Job Description: Principal Engineer (Full Stack Architect)

Job Title: Full Stack Architect

Location: Hyderabad, India

Experience: 15Years to 20 years (4+ years in Enterprise Architecture)

Technology Stack: MERN (MongoDB, Express, React, Node.js), Distributed Systems, Cloud (GCP/Azure), Neo4j, Vector Databases, SQL and NoSQL Databases, Knowledge Graphs.

Industry: Enterprise Software, Large-Scale Distributed Systems, Machine Learning

Job Summary

As a Full Stack Architect, you will play a pivotal role in designing and architecting large-scale distributed systems with a strong focus on the MERN stack (MongoDB, Express.js, React, Node.js). You will lead the design and implementation of enterprise-grade software solutions that leverage cloud infrastructure (GCP/Azure), knowledge graphs (Neo4j), vector databases, and machine learning at scale. In this role, you will work closely with cross-functional teams including data scientists, cloud engineers, and front-end developers to deliver high-performance, secure, and scalable applications.

This role requires a deep understanding of distributed systems architecture, graph databases, machine learning systems, and cloud computing, with a strong focus on building solutions that meet business and technical needs. The ideal candidate will have 12+ years of experience with a proven track record of architecting full-stack systems and leading engineering teams in a fast-paced, innovative environment.

Roles and Responsibilities

Full Stack Architecture: Design, develop, and maintain highly scalable, distributed, and fault-tolerant enterprise applications using the MERN stack (MongoDB, Express.js,

React, Node.js).

Distributed Systems: Architect and design large-scale distributed systems that handle high- volume, low-latency data processing.

Cloud Engineering: Implement and maintain cloud infrastructure solutions on GCP or AWS,ensuring high availability, scalability, and performance.

Knowledge Graphs and Databases: Design and optimize complex data models using Neo4j, vector databases, and other NoSQL solutions to manage interconnected data efficiently.

Enterprise Solutions: Architect and deliver cloud-native enterprise software solutions that meet enterprise-grade security, compliance, and performance requirements.

Data Structure & Algorithms (DSA): Lead by example in writing efficient, high-performance code and optimize software with a strong focus on algorithms, data structures, and system design principles.

Collaboration: Work with engineering, data science, and product teams to translate business requirements into scalable technical solutions.

Mentorship: Mentor junior engineers and foster a collaborative team environment.

Performance Optimization: Ensure system performance, scalability, and reliability throughcode reviews, optimizations, and best engineering practices.

Documentation & Best Practices: Maintain comprehensive architecture documentation and promote engineering best practices across teams.

Mandatory Requirements

Experience: 12+ years of full-stack development experience, with significant expertise

in building and architecting applications using the MERN stack (MongoDB, Express.js,

React, Node.js).

 Distributed Systems: Proven track record of architecting and implementing large-scale

distributed systems with a focus on reliability, scalability, and performance.

 Cloud Expertise: Extensive hands-on experience with cloud infrastructure (GCP or AWS),

with a deep understanding of cloud services such as compute, storage, networking, and

security.

 Database Systems: Expertise in NoSQL databases like MongoDB and graph databases like

Neo4j. Experience with vector databases for high-dimensional data processing.

 Knowledge Graphs: Hands-on experience in designing and working with knowledge graphs

for solving complex data relationships.

 Data Structures & Algorithms: Strong knowledge of DSA with practical experience in

solving complex technical challenges.

 Microservices Architecture: Experience in designing and developing microservices-based

architectures and ensuring high availability.

 DevOps ; Automation: Knowledge of DevOps practices (CI/CD), containerization (Docker), and orchestration (Kubernetes).

 Agile Methodologies: Experience with Agile development methodologies, including SCRUM, TDD, and iterative development.

Nice-to-Have Requirements

 Front-End Expertise: Advanced experience with React.js, with knowledge of modern front- end technologies (Next.js, Redux, TypeScript).

 Cloud Certifications: Google Cloud Professional Architect or Azure Certified Solutions Architect certifications.

 Data Engineering: Hands-on experience with data pipelines, ETL processes, and big data technologies (e.g., Apache Spark, Kafka).

 AI/ML Ops: Experience in deploying machine learning models using MLOps frameworks and automating ML pipelines.

 Graph Analytics: Experience in graph algorithms and analytics, with the ability to model and query complex relationships in a graph database.

 System Design: Experience in conducting system design reviews, providing insights into performance bottlenecks, scalability, and trade-offs.

 Security & Compliance: Knowledge of enterprise-level security protocols and data privacy compliance frameworks (e.g., SOC2, GDPR).

Leadership: Proven experience in leading cross-functional teams, setting technical roadmaps, and ensuring alignment between business and technical goals.

We are seeking an experienced Technical Lead with expertise in the MERN (MongoDB, Express.js, React.js, Node.js) stack to join our dynamic team. As a Technical Lead, you will play a pivotal role in leading the development of cutting-edge web applications. You will collaborate with cross-functional teams, mentor junior developers, and contribute to architectural decisions.

Responsibilities:

1. Technical Leadership:

• Lead a team of developers in the design, development, and deployment of high-quality web applications.
• Provide technical guidance, mentorship, and support to team members.
• Take ownership of the technical architecture, ensuring scalability, reliability, and maintainability.

1. Development:

• Hands-on development using the MERN stack to build robust and scalable web applications.
• Collaborate with the team to define technical specifications and implement solutions according to requirements.

1. Code Review and Quality Assurance:

• Conduct code reviews to ensure adherence to coding standards, best practices, and architectural guidelines.
• Implement and maintain automated testing processes to guarantee the quality of deliverables.

1. Technical Strategy:

• Collaborate with product managers, designers, and other stakeholders to define technical requirements and priorities.
• Contribute to the development of the technical roadmap and ensure alignment with business goals.

1. Problem Solving:

• Identify technical challenges and provide innovative solutions.
• Troubleshoot and resolve technical issues as they arise.

1. Documentation:

• Create and maintain technical documentation including architecture diagrams, API specifications, and system documentation.

1. Stay Updated:

• Keep abreast of industry trends, emerging technologies, and best practices in web development.

Requirements:

• Bachelor's or higher degree in Computer Science or a related field.
• Proven experience as a Technical Lead or Senior Developer with expertise in the MERN stack.
• Strong proficiency in MongoDB, Express.js, React.js, and Node.js.
• Proficient in front-end technologies such as HTML, CSS, and JavaScript.
• Experience with version control systems (e.g., Git).
• Familiarity with cloud platforms (e.g., AWS, Azure) and containerization (e.g., Docker).
• Excellent problem-solving and analytical skills.
• Strong communication and leadership abilities.
• Ability to work collaboratively in a cross-functional team environment.

- You will play a key strategic and consultative role in developing, delivering and maintaining digital ad tech products

- Work as part of the engineering and product teams to develop complex platforms and systems that are scalable to millions of users - Result-oriented full-stack development for world-class products with high degree of performance and quality

- Developers in our teams are also adept at formulating product strategies, research best practices, bring in expertise and mentor younger talent and drive the organization’s goals higher with a self-starter attitude

- Strong sense of commitment, problem-solving, professional ethics and willingness to learn new things are a standard requirement for all our openings

We are looking for a talented Fullstack Developer with 2-5 years of experience to join our engineering team. The ideal candidate will have experience with MongoDB, Express, React, and Node. As a Fullstack Developer, you will be responsible for developing and maintaining our web-based applications and services.

Responsibilities:

• Work collaboratively with the product and engineering teams to develop high-quality web-based applications and services.
• Develop and maintain RESTful APIs using Node.js and Express.
• Design and develop the front-end user interface using React.
• Create and maintain MongoDB databases and related services.
• Develop and maintain automated test cases for both front-end and back-end applications.
• Participate in code reviews and ensure code quality.
• Stay up-to-date with emerging trends and technologies in web development and AI.

Qualifications:

• 2-5 years of experience as a Fullstack Developer with expertise in MongoDB, Express, React, and Node.
• Experience in developing RESTful APIs using Node.js and Express.
• Experience in front-end development using React.
• Experience in database development using MongoDB.
• Strong knowledge of HTML, CSS, and JavaScript.
• Strong problem-solving and analytical skills.
• Excellent communication and collaboration skills.
• Experience in automated testing using Jest, Cypress, or other similar frameworks is a plus.
• Experience in AWS or other cloud technologies is a plus.
• Knowledge of AI and machine learning concepts is a plus.

We offer a competitive salary, flexible working hours, and a collaborative work environment. If you are passionate about AI & how teams collaborate, and want to work in a fast-paced, innovative environment, then we want to hear from you.

• Degree in Computer Science.
• 3-10 years of experience as a full stack developer.
• Must have proficiency with fundamental front-end languages such as Java, Nodejs and React JS.
• Familiarity with database technology such as MySQL, Oracle, and MongoDB.
• Excellent verbal communication skills.
• Very Good problem-solving skills.

• Designing, coding and production support of the feature.
• Designing user interactions on web pages.
• Developing back-end website applications.
• Creating servers and databases for functionality.
• Ensuring cross-platform optimization for mobile phones.
• Ensuring responsiveness of applications.
• Working alongside graphic designers for web design features.
• Seeing through a project from conception to finished product.
• Designing and developing APIs.
• Meeting both technical and consumer needs.
• Staying abreast of developments in web applications and programming languages.