Building high-performance, scalable backend architectures with a strong focus on cloud-native solutions, API design, and distributed systems. Passionate about backend technologies, automation, and infrastructure scalability.

💡 Backend Engineer with 3+ years of experience designing and optimizing robust, scalable, and secure backend applications.
⚙️ Specializing in API architecture and cloud-native solutions to power enterprise-grade applications.
☁️ AWS & DevOps-focused, ensuring performance, resilience, and cost-effective infrastructure.
🔗 Expert in API integrations, secure payment processing, and webhook implementations.
📈 Proven track record of handling high-traffic backend services with a strong focus on performance optimization.

• Backend Development: Node.js (Express, Nest.js), Python (Django)
• Cloud & DevOps: AWS (EC2, S3, Lambda, API Gateway, RDS, DynamoDB), Docker
• Database Systems: PostgreSQL, MySQL, MongoDB, Redis
• System Design & Architecture: Scalable API Design, RESTful Services
• Security & Compliance: JWT, Webhooks, X-Verify authentication
• CI/CD & Automation: GitHub Actions
• Frontend Development: Proficient in React, Next.js

PhonePe Integration – Implemented X-Verify authentication, secure webhook handling, and payment callback verification for a robust digital payments system.

• Architected and optimized highly available APIs handling thousands of concurrent requests.
• Implemented role-based access control (RBAC) and secure authentication flows.
• Designed asynchronous job processing pipelines using Redis queues.
• Integrated AWS S3 for efficient file storage and retrieval, enhancing system scalability.
• Developed JavaScript-based scheduled jobs in Node.js for automated background tasks and workflow execution.

• Built AWS-based infrastructure with autoscaling, cost-efficient deployments, and serverless solutions.
• Integrated CI/CD pipelines for automated deployments and zero-downtime releases.
• Implemented observability tools (CloudWatch) for system monitoring and debugging.

• Mentored junior developers on API best practices and security fundamentals.
• Optimized database queries, reducing API response times by 40% using proper indexing and caching.
• Improved database maintainability and security by utilizing SQL Views, simplifying complex queries and restricting direct access to underlying tables.
• Debugged and resolved production incidents, ensuring system uptime with proper monitoring.

• AWS Cloud Practitioner Essentials – Certificate
• Google IT Support – Certificate
• Holopin Digital Assets

• 🌍 Website: majidshakeelshawl.vercel.app
• 🔗 LinkedIn: linkedin.com/in/majidshakeelshawl
• 💡 Stack Overflow: stackoverflow.com/users/13512076/majidshakeelshawl