Govinda Mandal

Developed and deployed Node.js microservices on AWS Lambda, handling thousands of daily requests with high availability and reduced operational overhead.
Designed event-driven serverless architectures using AWS Lambda + Kafka-compatible messaging, automating critical workflows and reducing infrastructure footprint by 50%.
Implemented Kubernetes-based deployment configurations and CI/CD pipelines (AWS CodePipeline) for Node.js services, accelerating release cycles and enforcing code quality gates.
Built and maintained RESTful APIs consumed by multiple enterprise clients, ensuring backward compatibility and comprehensive contract testing.
Collaborated in Agile sprints, participated in design reviews, and performed code reviews to maintain engineering standards.

Developed and deployed Node.js microservices on AWS Lambda, handling thousands of daily requests with high availability and reduced operational overhead., Designed event-driven serverless architectures using AWS Lambda + Kafka-compatible messaging, automating critical workflows and reducing infrastructure footprint by 50%., Implemented Kubernetes-based deployment configurations and CI/CD pipelines (AWS CodePipeline) for Node.js services, accelerating release cycles and enforcing code quality gates., Built and maintained RESTful APIs consumed by multiple enterprise clients, ensuring backward compatibility and comprehensive contract testing., Collaborated in Agile sprints, participated in design reviews, and performed code reviews to maintain engineering standards.

Optimised RESTful APIs in PHP/Node.js for a Fire Management System, achieving a 40% reduction in client integration time.
Designed and tuned SQL schemas and indexes, resulting in a 25% improvement in data retrieval performance and system scalability.
Built reusable Vue.js component library integrated with Storybook, increasing user engagement by 30%.
Conducted systematic code reviews and integration testing, improving software reliability by 20%.

Optimised RESTful APIs in PHP/Node.js for a Fire Management System, achieving a 40% reduction in client integration time. Designed and tuned SQL schemas and indexes, resulting in a 25% improvement in data retrieval performance and system scalability., Built a reusable Vue.js component library integrated with Storybook, increasing user engagement by 30%. Conducted systematic code reviews and integration testing, improving software reliability by 20%.

Implemented and optimised RESTful APIs in Node.js, reducing client integration time by 40% across diverse platforms.
Designed MongoDB and PostgreSQL schemas; applied indexing strategies that improved query performance by 25%.
Developed intuitive Vue.js interfaces, boosting user engagement by 30% across enterprise applications.
Achieved an 85–90% on-time delivery rate across multiple concurrent feature streams through disciplined Agile execution.
Trained and mentored 8 new engineers on scalable API development with Node.js and Next.js; conducted regular code reviews.

Implemented and optimised RESTful APIs in Node.js, reducing client integration time by 40% across diverse platforms. Designed MongoDB and PostgreSQL schemas; applied indexing strategies that improved query performance by 25%. Developed intuitive Vue.js interfaces, boosting user engagement by 30% across enterprise applications. Achieved an 85–90% on-time delivery rate across multiple concurrent feature streams through disciplined Agile execution. Trained and mentored 8 new engineers on scalable API development with Node.js and Next.js; conducted regular code reviews.

Led end-to-end delivery of a MERN-based Job Manager — from architecture through Kubernetes deployment — driving a 25% increase in client satisfaction. Architected Feathers.js microservices with PostgreSQL, exposing REST and WebSocket APIs consumed by Nuxt.js frontends., Built a real-time chat application (text, audio, video) using Node.js + WebSockets, supporting 5,000+ concurrent users and increasing engagement by 40%., Implemented 3D geospatial mesh views using Vue.js, THREE.js, and Mapbox GL., Mentored junior engineers on JavaScript, PHP (Laravel, CodeIgniter), Vue.js, and Node.js best practices.

Led end-to-end delivery of a MERN-based Job Manager — from architecture through Kubernetes deployment — driving a 25% increase in client satisfaction.
Architected Feathers.js microservices with PostgreSQL, exposing REST and WebSocket APIs consumed by Nuxt.js frontends.
Built a real-time chat application (text, audio, video) using Node.js + WebSockets, supporting 5,000+ concurrent users and increasing engagement by 40%.
Implemented 3D geospatial mesh views using Vue.js, THREE.js, and Mapbox GL.
Mentored junior engineers on JavaScript, PHP (Laravel, CodeIgniter), Vue.js, and Node.js best practices.

Delivered CRM (NerdsDesk), E-Commerce (NerdsShop), and Tech Support (SupportNerds) solutions using PHP (Laravel, CodeIgniter) — primary backend stack across all client projects.
Juggled seven parallel projects (2 CRM, 2 E-Commerce, 3 Blog platforms) built on Laravel and CodeIgniter, maintaining code quality and meeting client SLAs.
Collaborated with cross-functional QA and design teams to identify defects and improve overall system performance.

Delivered CRM (NerdsDesk), E-Commerce (NerdsShop), and Tech Support (SupportNerds) solutions using PHP (Laravel, CodeIgniter) — primary backend stack across all client projects. Juggled seven parallel projects (2 CRM, 2 E-Commerce, 3 Blog platforms) built on Laravel and CodeIgniter, maintaining code quality and meeting client SLAs. Collaborated with cross-functional QA and design teams to identify defects and improve overall system performance.

Developed 15+ production extensions for Shopware 6 and OpenCart E-Commerce platforms (POS, Marketplace, QuickBooks Connector, Payment Gateways) using PHP (Symfony/Shopware 6 MVC), Node.js, and Vue.js. Built Seller–Buyer Chat and Admin–Buyer Chat modules using Node.js, PHP, and MySQL, enabling real-time in-platform messaging. Trained 10+ developers on OpenCart and Shopware 6 extension development; established internal best practices for modular PHP architecture. Implemented CI/CD pipelines with Docker for consistent, repeatable deployments across development and staging environments.

Developed 15+ production extensions for Shopware 6 and OpenCart E-Commerce platforms (POS, Marketplace, QuickBooks Connector, Payment Gateways) using PHP (Symfony/Shopware 6 MVC), Node.js, and Vue.js.
Built Seller–Buyer Chat and Admin–Buyer Chat modules using Node.js, PHP, and MySQL, enabling real-time in-platform messaging.
Trained 10+ developers on OpenCart and Shopware 6 extension development; established internal best practices for modular PHP architecture.
Implemented CI/CD pipelines with Docker for consistent, repeatable deployments across development and staging environments.