Full-stack Developer

About the Role

Moham Capital is seeking an experienced Full Stack Developer to join their Bangalore team on a full-time basis. The ideal candidate will possess between 2 and 5 years of professional experience and be responsible for building and maintaining scalable web applications using React.js, Node.js, Express.js, and PostgreSQL alongside AWS cloud technologies.

Key Responsibilities

• Develop, maintain, and enhance full-stack web applications using React.js and Node.js.
• Create responsive, reusable, and user-friendly frontend components leveraging React Hooks and Context API for state management.
• Design and implement scalable backend services and RESTful APIs using Express.js.
• Conceptualize and maintain PostgreSQL databases including schema design, relationships, queries, indexing, and performance optimization.
• Deploy serverless functions with AWS Lambda, integrating with API Gateway and other AWS services for event-driven processing.
• Integrate third-party APIs, payment gateways (such as Razorpay, Stripe, or PayPal), and external services including email, SMS, WhatsApp, maps, and notification systems.
• Apply authentication and authorization using JWT, OAuth 2.0, API Keys, and enforce role-based access control.
• Implement webhooks, manage API rate limiting, pagination, and retry strategies for robust integrations.
• Optimize application performance, security, scalability, and cloud infrastructure.
• Conduct troubleshooting and resolve issues across application layers including API, database, and cloud components.
• Utilize Git and collaborative development platforms such as GitHub or GitLab.
• Work closely with UI/UX designers, QA engineers, and other developers through code reviews, testing, and deployment.

Skills and Qualifications

• Solid experience with React.js, Node.js, Express.js, JavaScript (including ES6+), HTML5, and CSS3.
• Proficiency in React Hooks, Context API, and frontend state management techniques.
• Strong PostgreSQL expertise involving query writing, indexing, database normalization, relationships, and transactional operations.
• Experience developing RESTful APIs and integrating third-party services.
• Hands-on knowledge of payment gateway integrations like Razorpay, Stripe, or PayPal.
• Familiarity with integrating messaging and notification services (email, SMS, WhatsApp) and map services.
• Understanding of API security and authentication protocols including OAuth 2.0, JWT, and API Keys.
• Practical experience working with AWS Lambda functions, AWS API Gateway, S3 storage, IAM policies, and CloudWatch monitoring.
• Basic competence in Docker, AWS CLI, and CI/CD pipeline setups.
• Familiarity with asynchronous programming paradigms, promises, middleware, and error handling in JavaScript backend.
• Experience with version control using Git and API testing tools like Postman.

Preferred Candidate Profile

• Between 2 to 5 years of full-stack development experience building end-to-end web applications.
• Hands-on experience deploying serverless architectures on AWS.
• Good understanding of web security practices and scalability considerations.
• Ability to troubleshoot issues across frontend, backend, and cloud services.
• Proficiency with modern development workflows, including unit and integration testing.
• Strong problem-solving and analytical abilities combined with excellent communication and teamwork skills.
• Self-driven, proactive approach to development and eagerness to adopt new technologies and improve methods.
• Adept at interpreting business requirements and translating them into robust technical solutions.