09/20/2026 updated
100 % available
Senior Full Stack Engineer | MERN | AI Integration
Ahmedabad, India
Only remote
MongoDBNode.jsBlockchainNext.jsSystems IntegrationEnterprise Application IntegrationMernBackendFull Stack DevelopmentFront End Software DevelopmentCloud IntegrationApi DesignNestJS
MERN Stack Development
Expertise in building scalable SaaS platforms and high-performance web applications using MongoDB, Express, React, and Node.js, including REST API design with JWT authentication and optimized backend performance.
AI Integration & Automation
Integration of AI tools and APIs such as OpenAI, VAPI, ChatGPT, and Amazon SageMaker to automate workflows, enable smoke detection, and build intelligent telecaller agents, reducing manual effort significantly.
DevOps & Cloud Deployment
Deployment and management of production-grade applications using AWS, Docker, Vercel, Netlify, Render, and CI/CD pipelines, ensuring scalability, reliability, and maintainability across multiple repositories.
Database & Caching
Proficiency in MongoDB, MySQL, PostgreSQL, and Redis caching to optimize query performance and reduce API response latency by up to 40%.
Frontend Development
Building dynamic and responsive user interfaces using React, Next.js, and Bootstrap, including schema-driven UI systems with custom state management for undo/redo and instant layout recalculation.
Backend Development
Development of scalable server-side applications using Node.js, Express, NestJS, and Meteor, with secure authentication systems including Microsoft SSO, RBAC, and JWT.
Programming Languages
Proficiency in JavaScript, TypeScript, PHP, Python, C, HTML, and CSS for full-stack development across various project types.
Third-Party Integrations & Webhooks
Integration of third-party tools including Zapier, Make, Integromat, payment gateways, and calendar services to automate business workflows and extend platform capabilities.
Blockchain Development
Development of secure multi-chain crypto wallets supporting Ethereum and ERC-20 tokens, with encrypted key management, transaction signing, gas optimization, and real-time syncing.
Expertise in building scalable SaaS platforms and high-performance web applications using MongoDB, Express, React, and Node.js, including REST API design with JWT authentication and optimized backend performance.
AI Integration & Automation
Integration of AI tools and APIs such as OpenAI, VAPI, ChatGPT, and Amazon SageMaker to automate workflows, enable smoke detection, and build intelligent telecaller agents, reducing manual effort significantly.
DevOps & Cloud Deployment
Deployment and management of production-grade applications using AWS, Docker, Vercel, Netlify, Render, and CI/CD pipelines, ensuring scalability, reliability, and maintainability across multiple repositories.
Database & Caching
Proficiency in MongoDB, MySQL, PostgreSQL, and Redis caching to optimize query performance and reduce API response latency by up to 40%.
Frontend Development
Building dynamic and responsive user interfaces using React, Next.js, and Bootstrap, including schema-driven UI systems with custom state management for undo/redo and instant layout recalculation.
Backend Development
Development of scalable server-side applications using Node.js, Express, NestJS, and Meteor, with secure authentication systems including Microsoft SSO, RBAC, and JWT.
Programming Languages
Proficiency in JavaScript, TypeScript, PHP, Python, C, HTML, and CSS for full-stack development across various project types.
Third-Party Integrations & Webhooks
Integration of third-party tools including Zapier, Make, Integromat, payment gateways, and calendar services to automate business workflows and extend platform capabilities.
Blockchain Development
Development of secure multi-chain crypto wallets supporting Ethereum and ERC-20 tokens, with encrypted key management, transaction signing, gas optimization, and real-time syncing.
Project history
Developed scalable event-driven video processing and AI inference workflows. Automated smoke analysis using Amazon SageMaker ML models. Integrated Amazon S3, Lambda, SageMaker, and Node.js services. Built secure REST APIs for AI analysis data synchronization. Integrated Microsoft SSO and JWT with secure role-based access control.
Built schema-driven UI system enabling dynamic page generation. Custom state management for undo/redo and instant layout recalculation. Reduced backend API response latency by ~40% through Redis and indexing. Accelerated funnel creation speed by ~50% via modular UI components and preset block templates. Integrated third-party webhooks, Zapier, Integromat, Calendars, automation and payment gateways. Provided inbuilt Forms, Surveys, CRM, Members areas, CMS and SEO.
Built a secure multi-chain crypto wallet supporting Ethereum and ERC-20 with encrypted key management and wallet support. Implemented transaction signing, gas optimization, and real-time syncing. Developed a blockchain explorer with search by tx hash, wallet, and block, and live transaction tracking.