Freelancers using PostgreSQL in Ranchi

Freelancers using PostgreSQL in RanchiFreelancers using PostgreSQL in Ranchi

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Designing with care Delivering with responsibility|FullStack

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Designing with care Delivering with responsibility|FullStack

Cover image for Introducing live RAG ,VIXIT Cortex:

Introducing live RAG ,VIXIT Cortex: Enterprise AI That Turns Your Data Into Instant Answers Category: AI & Machine Learning / Web Development Tools Used: Node.js, PostgreSQL, Vector Embeddings, REST API, Natural Language Processing, Zero-Trust Security and many more stuff Project Description: The Problem: Data-heavy teams — hospitals, law firms, banks, insurers — spend weeks extracting insights from their data. SQL queries, data teams, manual reports. Slow, expensive, error-prone. The Solution: VIXIT Cortex is an enterprise AI agent that lets teams ask questions in plain English and get instant answers. No SQL. No data teams. No waiting. What I Built: Natural language query engine that understands domain-specific terminology Vector embedding system that processes 18 years of data in under 3 minutes Real-time analytics with sub-second query response (1.2s latency) Zero-trust security architecture (HIPAA, SOC 2 Type II, GDPR compliant) Tenant-isolated PostgreSQL databases with SHA256 token hashing Human-in-the-loop oversight for critical decisions Export capabilities (PDF, Excel, CSV) with source citations Key Features: Ask questions like "How many patients have eye power above 8?" and get instant answers Multi-step reasoning that breaks complex queries into logical steps Persistent memory that remembers context across conversations 99.99% uptime SLA with 24/7 priority support Integration with existing systems (Postgres, MySQL, Snowflake, BigQuery, Epic, Cerner)

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Cover image for Ecosystem Showcase

Ecosystem Showcase

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Cover image for Kinetic Ether: AI-Powered Medical Diagnostic Ecosystem

Kinetic Ether: AI-Powered Medical Diagnostic Ecosystem

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Cover image for VixitAI Studios Full-Stack Digital

VixitAI Studios Full-Stack Digital Agency & Product Studio Not a template shop. Not a freelancer with a Canva account. A full engineering studio that builds production-grade digital products from scratch. What we build: From simple blogs to Blinkit-tier enterprise platforms — websites, e-commerce systems, SaaS apps, mobile-first products, and AI-powered software. Every project is custom coded, zero templates. Core capabilities: Node.js + Express — custom REST/GraphQL APIs PostgreSQL + Redis — tenant-isolated databases PM2 + Nginx — zero-downtime deployments Cloudflare R2 — automated encrypted backups WhatsApp Automation — reminders, alerts, real-time triggers Auth Systems — signup/login, RBAC, JWT, SHA256 React/Next.js — modular SPA, lazy loading SEO Optimized — Schema.org (http://Schema.org), OG tags, Core Web Vitals Socket.io (http://Socket.io) real-time, Telegram bots, GST billing, multi-tenant architecture Pricing that makes sense: more sensible from other overcharging agencies The difference: Every project gets production-grade architecture. No lock-in. No hidden costs. Transparent pricing, real engineering.

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Java Engineer Building AI Automations & Integrations

New to Contra

Java Engineer Building AI Automations & Integrations

Cover image for AI Document Intelligence & Invoice

AI Document Intelligence & Invoice Processing Platform Description Built an AI-powered document intelligence platform designed to automate invoice processing, document classification, data extraction, and approval workflows. The system uses AI, OCR, and workflow automation to process business documents automatically, eliminating manual data entry and reducing processing delays across finance and operations teams. By integrating with existing databases and business systems, the platform transforms unstructured documents into actionable business data. Key Features • AI-powered document analysis • Invoice data extraction • OCR-based document processing • Automated approval workflows • Purchase order matching • Vendor management integration • Document classification • Data validation system • Real-time processing dashboard • Automated reporting and audit trails Business Impact ✓ Reduced manual data entry ✓ Faster invoice processing ✓ Reduced processing errors ✓ Improved financial visibility ✓ Faster approval cycles ✓ Reduced operational costs ✓ Increased productivity across teams Technology Stack • Java • Spring Boot • PostgreSQL • OpenAI API • OCR Processing • REST APIs • Workflow Automation • Analytics Dashboard Results • Automated document processing workflows • Reduced invoice processing time by approximately 75% • Improved data accuracy • Reduced manual administrative effort • Accelerated approval and payment cycles This solution demonstrates how AI-powered document intelligence can automate finance and operational processes while improving accuracy, compliance, and efficiency.

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Cover image for AI Customer Support Assistant
Built an

AI Customer Support Assistant Built an AI-powered customer support platform designed to automate customer interactions, reduce support workload, and provide instant assistance using company documentation and knowledge base content. The system leverages OpenAI, enterprise knowledge bases, and backend automation to deliver accurate, context-aware responses while seamlessly escalating complex issues to human agents when needed. Key Features: • OpenAI-powered conversational assistant • Knowledge base search and retrieval • FAQ automation system • Context-aware customer responses • Human escalation workflow • Multi-channel support integration • Customer interaction analytics • Real-time response monitoring • REST API architecture • Enterprise-grade backend services Business Impact: ✓ Reduced repetitive support workload ✓ Faster customer response times ✓ 24/7 automated customer assistance ✓ Improved customer satisfaction ✓ Consistent support experiences ✓ Lower operational costs ✓ Increased support team efficiency Technology Stack: • Java • Spring Boot • PostgreSQL • OpenAI API • REST APIs • Docker • Maven • Knowledge Base Integration Results: • Automated approximately 80% of common support requests • Reduced average response time from hours to seconds • Reduced manual support workload by approximately 60% • Improved scalability without increasing support staff This solution demonstrates how AI-powered customer support systems can improve customer experience while significantly reducing operational overhead.

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Cover image for AI Business Operations Automation Suite
Built

AI Business Operations Automation Suite Built a centralized AI-powered automation platform designed to streamline internal business operations and eliminate repetitive manual work. The system automates workflows across departments including operations, finance, customer support, reporting, and administration. By integrating AI, APIs, databases, and business tools, the platform significantly reduces operational overhead while improving efficiency and accuracy. Key Features: • Automated invoice processing • AI-powered document analysis • Internal workflow automation • Approval and task management system • Automated report generation • Email and notification automation • CRM and database integration • Real-time analytics dashboard • Role-based access control • Custom business process automation Business Impact: ✓ Reduced manual operational workload ✓ Faster processing of business tasks ✓ Improved team productivity ✓ Reduced human errors ✓ Centralized operational visibility ✓ Scalable automation infrastructure Technology Stack: • Java • Spring Boot • PostgreSQL • OpenAI API • REST APIs • Workflow Automation • Dashboard Analytics This solution demonstrates how AI and automation can transform traditional business operations into efficient, scalable, and data-driven workflows.

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Cover image for Built a collection of AI-powered

Built a collection of AI-powered business automation systems focused on solving real operational problems. Projects included: 🚀 AI Customer Support Assistant An OpenAI-powered support system that answers customer questions using company documentation, FAQs, and knowledge bases while reducing repetitive support workload. 🚀 AI Lead Enrichment & CRM Automation Automated lead qualification, enrichment, CRM synchronization, and outreach workflows to improve sales efficiency and conversion rates. 🚀 AI Business Operations Automation Suite Centralized automation platform for internal operations, reporting, document processing, notifications, approvals, and workflow management. 🚀 AI Document Processing & Workflow Automation AI-powered document extraction, classification, validation, and routing system designed to eliminate manual data entry and processing bottlenecks. Tools & Technologies: • OpenAI • AI Automation • Workflow Automation • Java • Spring Boot • PostgreSQL • REST APIs • CRM Integrations My goal is to build AI systems that automate repetitive business processes, reduce operational costs, and help teams scale more efficiently.

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Full Stack Developer & Framer Expert

Full Stack Developer & Framer Expert

Cover image for CRM FOR FRANCHISE MANAGEMENT SYSTEM

CRM FOR FRANCHISE MANAGEMENT SYSTEM

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Cover image for Landing Page For NLP

Landing Page For NLP

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Cover image for Ecommerce Multivendor Website

Ecommerce Multivendor Website

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Abhimanyu Kumar

Golang, PHP, MySQL: Expert Web Development

Golang, PHP, MySQL: Expert Web Development

Cover image for Matchmove

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Cover image for Applepay integration

Applepay integration

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