ADWIN RAJ G P

• Designed and developed the end-to-end database architecture using PostgreSQL, defining entity relationships, indexing strategies, and optimization techniques for scalable data operations.
• Architected and implemented microservices to support AI-powered manga, manhua, and manhwa translation workflows, ensuring modularity and maintainability.
• Integrated Stripe payment gateway for subscription-based billing, implementing connected payment flows and webhook handling for real-time transaction processing.
• Developed and maintained backend APIs using Python and Next.js, enabling seamless integration between the AI translation engine and the frontend application layer.
• Implemented LLM-based solutioning for AI-powered translation pipelines, evaluating and integrating language models to enhance translation accuracy and efficiency.
• Enforced code quality standards through comprehensive test-driven development (TDD) practices and regular code reviews, reducing technical debt and improving reliability.

Environment: Python, React, Next.js, PostgreSQL, Stripe, LLM Integration, GitHub Copilot, Azure Blob Storage, Docker, Socket

• Developed UI components using CSS, HTML and Next.js for server-side rendering and static site generation to optimize frontend performance.
• Developed APIs with Lambda functions using API gateways and Cognito.
• Integrated Stripe Connected Payments to facilitate multi-party transactions, enabling contractor-to-customer billing, invoicing, and secure online payment processing.
• Developed RESTful APIs and backend services to power real-time scheduling calendars, job tracking dashboards, and financial reporting tools for home improvement contractors.
• Led a development team, overseeing sprint planning, task allocation, and code review processes to ensure timely delivery and adherence to quality standards.
• Implemented test-driven development (TDD) practices using automated test suites, ensuring backend API reliability and seamless integration with the Next.js frontend.
• Built analytics and reporting modules providing actionable insights through data visualization, maps, and business intelligence dashboards.

Environment: Nest.js, Next.js, Python, PostgreSQL, AWS, Azure Map, Stripe, Joyfill, GitHub Copilot, Redis, Kafka

• Built backend services using PHP Laravel and Node.js to support live streaming, video streaming, social networking, group messaging, and e-commerce marketplace modules.
• Integrated CyberSource payment gateway for secure transaction processing, enabling marketplace purchases, channel subscriptions, and promotional campaign payments.
• Designed and developed database architecture and microservices.
• Developed RESTful APIs to power content upload, channel management, social feeds, group interactions, and product listing functionalities across the platform.
• Led development team activities including sprint planning, code reviews, and technical mentorship, ensuring consistent code quality and on-time feature delivery.
• Implemented comprehensive TDD practices and automated test suites to validate API endpoints, business logic, and cross-module integration workflows.

Environment: Laravel, Python, Node.js, Next.js, CyberSource, Redis, Socket

• Designed and developed the database architecture and backend services for a crypto-social platform powered by Hedera Hashgraph, enabling crypto-payment rewards and community engagement features.
• Built e-commerce modules using Laravel and MySQL, allowing buyers and community members to browse, search, and purchase products with secure online payment processing.
• Developed product management APIs enabling business owners to manage inventory by category, pricing tiers, and usage criteria across multiple product lines.
• Implemented TDD practices and conducted regular code reviews to ensure code quality, maintainability, and compliance with security best practices for blockchain-integrated applications.

Environment: Laravel, Next.js, Nest.js, MySQL, Hedera Hashgraph, Blockchain, Ory, Kratos

• Developed backend services and RESTful APIs using Laravel and MySQL for a blockchain-based payment update application.
• Integrated MetaMask wallet connectivity to enable secure cryptocurrency transactions and payment processing on the platform.
• Implemented database schema design and query optimization to handle transaction records and payment state management efficiently.

Environment: PHP Laravel, MySQL, MetaMask, Blockchain

• Developed and maintained RESTful APIs and backend services using Laravel for an online food ordering application, handling menu management, order processing, and delivery tracking workflows.
• Implemented backend business logic and database operations to support real-time order placement, payment processing, and notification systems.
• Collaborated with the frontend Flutter team to ensure seamless API integration, consistent data flow, and responsive user experience across mobile platforms.

Environment: Laravel, Flutter, MySQL

• Developed the Purchase module for an enterprise resource planning (ERP) system using Laravel and Flutter, automating procurement workflows including purchase orders, vendor management, and inventory tracking.
• Designed and optimized database structures to manage supplier records, purchase requisitions, approval hierarchies, and transaction histories.
• Built RESTful APIs to integrate the Purchase module with other ERP components, ensuring seamless data exchange across finance, inventory, and supply chain modules.

Environment: Laravel, Flutter, MySQL

• Developed backend APIs and services for a multi-vendor e-commerce application using Laravel and Flutter, supporting vendor onboarding, product catalog management, and order fulfillment workflows.
• Implemented backend business logic for multi-vendor transaction processing, commission calculations, and settlement management.
• Collaborated with cross-functional teams to integrate APIs with the Flutter-based mobile frontend, ensuring consistent performance and user experience.

Environment: Laravel, Flutter, MySQL

• Developed backend services and APIs for an online taxi booking platform using PHP and MySQL, supporting ride booking, driver assignment, fare calculation, and trip tracking functionalities.
• Designed and maintained the database architecture to manage user profiles, ride histories, driver availability, and geolocation data for real-time ride matching.
• Implemented server-side business logic for dynamic fare computation, surge pricing algorithms, and automated driver-rider matching based on proximity and availability.

Environment: PHP, MySQL, Razor Pay