Senior Back End Developer

6 days ago

Madurai, India Whatjobs IN C2 Full time

Senior Back-End Developer (JS) We are looking for a seasoned and focused Senior Back-End Developer to take ownership of the critical server-side architecture and services for our Cybersecurity SaaS platform. This role is highly concentrated on Node.Js back-end development, secure API design, and database management. While your primary focus is the server, you must have strong working knowledge of the React.Js/Next.Js front-end ecosystem to ensure seamless integration and performance of our services. Key Responsibilities API & Core Services Development (Back-End Focus) ⚙️ Node.Js Mastery: Design, implement, and maintain highly scalable, secure, and resilient back-end services using Node.Js and frameworks like Express.Js or NestJS. API Development: Lead the development and evolution of secure, high-performance RESTful APIs (and/or GraphQL) that power all web and mobile clients. System Architecture: Contribute to architectural decisions for our microservices, focusing on high availability, disaster recovery, and latency optimization. Security & Compliance: Implement and rigorously enforce robust authentication (e.G., JWT, OAuth ), authorization, data encryption, and security protocols vital for a cybersecurity product. Database & Data ManagementData Modeling: Expertly design, manage, and optimize complex database schemas using PostgreSQL (preferred) and NoSQL databases like MongoDB . Performance: Implement advanced caching solutions (Redis ) and tune database queries to handle large volumes of traffic with speed. Front-End Integration & CollaborationIntegration Point: Work closely with the front-end team (who use React.Js and Next.Js ) to define API contracts, troubleshoot integration issues, and ensure efficient data fetching patterns. Next.Js Support: Understand how the Next.Js framework utilizes the back-end (e.G., API routes, server-side data fetching) to build optimal server responses. Testing & CI/CD: Write extensive unit and integration tests for all back-end services. Participate in maintaining and improving the CI/CD pipeline and Docker/Kubernetes deployments. Non-Negotiable RequirementsExperience: 4+ years of dedicated professional experience in server-side/back-end development. Core Language: Expert proficiency in JavaScript (ES6+) and the Node.Js runtime environment. Database Expertise: Proven experience with both relational (PostgreSQL or MySQL) and NoSQL (MongoDB ) databases, including complex query optimization. API Design: Demonstrated ability to architect and implement secure, scalable RESTful APIs from scratch. Front-End Awareness: Strong practical understanding of React.Js principles and experience working on an application utilizing the Next.Js framework. Highly Desired Expertise (A Strong Advantage)Experience with TypeScript for large-scale back-end applications. Hands-on experience with Docker and cloud platforms (AWS, Azure, or GCP ). Experience in a highly secure Cybersecurity or regulated SaaS environment. Familiarity with message queuing systems (e.G., Kafka, RabbitMQ). If you are a talented back-end engineer who is ready to build the core services that power a high-growth platform and thrive in a Node.Js/React ecosystem, we encourage you to apply. Contact Details: Apply Now: Send your CV to WhatsApp CV/Portfolio Link to:

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