Dishant

Full Stack Developer · MERN Stack · SaaS Product

Microsoft • Full time

Jun 2025 - Feb 2026 • 8 mos

Developed core modules for an all-in-one business platform combining eSignature workflows, CRM, and real-time messaging. Built the document signing engine with PDF annotation and multi-party signature flows using React and Node.js. Engineered CRM pipeline views with drag-and-drop deal management, contact tracking, and automated follow-up triggers. Integrated WebSocket-based real-time messaging with thread support and file sharing. Designed a modular MongoDB schema to unify client records, contracts, and communication history, enabling a 360° client view. Followed an Agile workflow with CI/CD pipelines (GitHub Actions), ensuring rapid feature delivery with zero-downtime deployments. Skills: React.js · Node.js · MongoDB · Express.js · WebSockets · eSignature · CRM Development · CI/CD · PDF Processing React.js · Node.js · MongoDB · Express.js · WebSockets · eSignature · CRM Development · CI/CD · PDF Processing React.js · Node.js · MongoDB · Express.js · WebSockets · eSignature ·

Full Stack Developer · LLM Integration · Sales Automation

Instantly Seeing The Invisible Patterns Ruling Your Wealth • Full time

Jun 2024 - Jun 2025 • 1 yr

Built and optimized key modules for a B2B sales automation platform featuring AI-powered email warmup and an intelligent CRM. Developed the email warmup engine that automates inbox reputation building using behavioural simulation algorithms improving deliverability rates for cold outreach campaigns. Engineered the AI CRM module with smart lead scoring, automated sequence management, and LLM-powered email personalization using OpenAI APIs. Built analytics dashboards showing campaign health metrics, reply rates, and sender reputation scores in real time. Designed scalable microservices in Node.js to handle high-volume email event tracking (opens, clicks, bounces) with queue-based processing via Redis and BullMQ. Skills: React.js · Node.js · OpenAI API · LLM Integration · Email Automation · Redis / BullMQ · AI CRM · Microservices · Sales Automation React.js · Node.js · OpenAI API · LLM Integration · Email Automation · Redis / BullMQ · AI CRM · Microservices · Sales Automation

Sr ReactJS and React Native Engineer

Clean Energy Associates • Freelance

Jan 2022 - Oct 2023 • 1 yr 9 mos

Worked as a Senior React JS & React Native Engineer, building a high-performance 3D visualization web application for solar panel placement. I developed interactive UI components and optimized rendering performance to handle complex 3D data smoothly, helping users visualize and plan solar installations efficiently. Key highlights: - Built scalable applications using React JS & React Native - Developed 3D visualization features for real-world solar panel layouts - Focused on performance optimization, responsiveness, and clean UI/UX - Collaborated with teams to deliver production-ready solutions => This experience reflects my ability to build complex, high-performance web & mobile applications, not just basic apps.