Freelancers using PostgreSQL in India

Freelancers using PostgreSQL in IndiaFreelancers using PostgreSQL in India

Projects People

AKASH VASHISHTHA

proDelhi, India

Versatile Fullstack Engineer | Web & Mobile Expert

$50k+: Earned

5x: Hired

5.0: Rating

107: Followers

Top

Versatile Fullstack Engineer | Web & Mobile Expert

Cover image for Bento Station's Commission-Free Delivery Suite

Bento Station's Commission-Free Delivery Suite

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33

Cover image for Dashboard for Restaurant Delivery System | Bento Station

Dashboard for Restaurant Delivery System | Bento Station

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46

Cover image for TestBest | LSAT® Prep & Tutoring

TestBest | LSAT® Prep & Tutoring

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148

Cover image for Billing Crow

1

71

maxSiliguri, India

I build MVPs in 2–4 weeks | 30+ projects | 50+ clients

$25k+: Earned

41x: Hired

4.8: Rating

60: Followers

Expert

I build MVPs in 2–4 weeks | 30+ projects | 50+ clients

Cover image for Pulse Platform — AI-Powered Community & Engagement Platform

Pulse Platform — AI-Powered Community & Engagement Platform

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4

Cover image for The Nursing Edge Learning Platform Development

The Nursing Edge Learning Platform Development

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5

Cover image for Black Label Marine Group

Black Label Marine Group

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4

Cover image for Parenthour — Full Product Build (Web + Android + iOS)

Parenthour — Full Product Build (Web + Android + iOS)

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10

CHETAN MAHESHWARI

proJaipur, India

AI Full-Stack Engineer | Fast, Production-Ready Builds

$25k+: Earned

92x: Hired

4.9: Rating

18: Followers

Expert

AI Full-Stack Engineer | Fast, Production-Ready Builds

Cover image for TosHub | Music Industry Operations Platform

Empowering Music Industry with Integrated Platform. Live private beta at: https://toshub.com/

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429

Cover image for AI Procurement Hub | RFQ/RFP Automation

AI Procurement Hub | RFQ/RFP Automation

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21

Cover image for AI Music Ops | Graph-Powered Operations Platform

AI Music Ops | Graph-Powered Operations Platform

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77

Cover image for PetAnimate AI | Character-Consistent Video Gen

AI Animation System | Character-Consistent Video Generation (PetAnimate AI)

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137

Fullstack Developer - Building Secure, Stylish MVPs 🚀

$10k+: Earned

7x: Hired

5.0: Rating

50: Followers

Fullstack Developer - Building Secure, Stylish MVPs 🚀

Cover image for Operations tool for a mentorship marketplace (Retool, Postgres)

Operations tool for a mentorship marketplace (Retool, Postgres)

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10

Cover image for MVP for a mentorship marketplace platform (Next.js, Postgres)

MVP for a mentorship marketplace platform (Next.js, Postgres)

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51

Cover image for MVP for a challenge-based hiring platform (Svelte, Appwrite)

MVP for a challenge-based hiring platform (Svelte, Appwrite)

1

113

Cover image for AI-powered Recipe Sharing App (React, OpenAI, NodeJS)

AI-powered Recipe Sharing App (React, OpenAI, NodeJS)

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47

Ahmedabad, India

Software Dev | AI SaaS, CRM & Automation Builder

5.0: Rating

5: Followers

Software Dev | AI SaaS, CRM & Automation Builder

Cover image for AI-Powered WhatsApp CRM — Smart Client Communication

AI-Powered WhatsApp CRM — Smart Client Communication

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10

Cover image for Tourism Activities & Events Booking Platform

Tourism Activities & Events Booking Platform

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14

Cover image for Healthcare Custom CRM Development

Healthcare Custom CRM Development

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10

Cover image for NikahNamah: Secure Muslim Matrimonial Platform

NikahNamah: Secure Muslim Matrimonial Platform

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13

Designing with care Delivering with responsibility|FullStack

1x: Hired

1: Followers

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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1

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

Kinetic Ether: AI-Powered Medical Diagnostic Ecosystem

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1

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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Narendra Solanki

🚀 Fullstack Pro: Efficient & User-Centric 🌐

🚀 Fullstack Pro: Efficient & User-Centric 🌐

Cover image for Acquire.io - Customer Engagement & Co-browsing Platform

Acquire.io - Customer Engagement & Co-browsing Platform

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0

Cover image for HeatmapHero - Advanced User Behavior Analytics Tool

HeatmapHero - Advanced User Behavior Analytics Tool

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0

Cover image for Guesthom - Zero-Brokerage Property Platform

Guesthom - Zero-Brokerage Property Platform

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1

Cover image for # Vibe Check - AI Mood-to-Lifestyle Matcher I'm excited to s...

# Vibe Check - AI Mood-to-Lifestyle Matcher I'm excited to submit Vibe Check for the #AnythingChallenge! The Problem: We often struggle to find content that truly matches our emotional state. Recommendation algorithms are impersonal, and mood trackers are clinical. The Solution: Vibe Check is an AI-powered app that turns your mood into a personalized lifestyle experience. Just describe your vibe, and get instant, curated recommendations. ✨ Key Features: AI Mood Recommendations for music, movies, food, colors, and quotes. Vibe History save. Mood Analytics Dashboard with AI insights. Modern, Polished UI/UX.

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