Freelancers using Neo4j
Freelancers using Neo4j
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Tayyab Ali
Pakistan
AI System Architect | Database Expert | Data Analyst
$25k+
Earned
1x
Hired
5.0
Rating
63
Followers
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AI System Architect | Database Expert | Data Analyst
2
To get the real benefit of RAG/CAG systems for any business is only possible by the interconnectivity of data that can be developed in Graph Databases
2
334
3
Graph & Vector Database Architectire Development
3
91
2
BI Specialist for Meta Ads Dashboard Integration
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140
1
Klara AI - HR AI Voice calling agents in Germany
1
9
Neo4j
(3)
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Shabbir Abbas
pro
Englishtown, USA
Senior Full-Stack Engineer helping startups build Products.
$25k+
Earned
1x
Hired
4
Followers
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Senior Full-Stack Engineer helping startups build Products.
1
SUPERMODEL
1
11
1
Marketech | Maximize your brand's revenue potential
1
5
1
Why Choose Dealty vs. others?
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5
1
Lead Scout™ | Need a better Canvassing App? Look no further.
1
5
Neo4j
(1)
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Łukasz Bazan
Głogów Małopolski, Poland
Fractional AI Architect | Deterministic GraphRAG Expert
New to Contra
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Fractional AI Architect | Deterministic GraphRAG Expert
0
NEXUS-FORGE is a proprietary Tier-0 architecture designed for global supply chains operating on enterprise-grade ERP systems (SAP/Oracle). This document is a redacted portfolio version of the Master Blueprint, which eliminates the risk of "Stochastic Deadlock" and API Exhaustion by implementing an Asynchronous Sidecar pattern. The primary achievement of this architecture is the transformation of unpredictable AI forecasts into a deterministic "Digital Twin" model powered by a Neo4j Knowledge Graph. This enables the prediction of cascading failures and the calculation of a logistical "Blast Radius" with mathematical precision, completely isolating core operational databases from probabilistic AI models. [ARCHITECTURAL IP & LIABILITY NOTICE] This document is a redacted sample of a Master Engineering Blueprint. It is intended exclusively for demonstrating architectural methodology and strategic framework design. It does not constitute a completed engineering source of truth for any third-party production environment. All proprietary frameworks and "Zero-Trust Fail-Safe" methodologies contained herein are the exclusive intellectual property of Łukasz Bazan. As a Fractional Architect, I provide the "Engineering Brain." I do not perform direct application coding. Any attempt to implement these patterns by internal teams is done at the Client’s own risk.
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78
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RAMP-SENTINEL is a Tier-0 Compliance Architecture designed for the FinTech and Crypto sectors. This document is a redacted portfolio version of the Master Blueprint, showcasing an autonomous Level-2 Anti-Money Laundering (AML) investigator swarm. The primary achievement of this architecture is the elimination of the "Black-Box" liability. It replaces opaque machine learning risk scores with a transparent, deterministic graph traversal trail. By mechanically linking fiat ledgers with on-chain cryptographic data, the system drafts mathematically verified Suspicious Activity Reports (SAR) that meet the strict requirements of financial regulators (FCA, SEC, KNF). [ARCHITECTURAL IP & LIABILITY NOTICE] This document is a redacted sample of a Master Engineering Blueprint. It is intended exclusively for demonstrating architectural methodology and strategic framework design. It does not constitute a completed engineering source of truth for any third-party production environment. All proprietary frameworks and "Zero-Trust Fail-Safe" methodologies contained herein are the exclusive intellectual property of Łukasz Bazan. As a Fractional Architect, I provide the "Engineering Brain." I do not perform direct application coding. Any attempt to implement these patterns by internal teams is done at the Client’s own risk.
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84
0
LEX-SENTINEL is an advanced legal engineering architecture designed for high-stakes Mergers & Acquisitions (M&A). This document is a redacted portfolio version of the Master Blueprint, showcasing how to eliminate the severe legal liabilities (such as "Frankenstein Clauses") generated by probabilistic Naive RAG systems. The primary achievement of this architecture is the deployment of a Spatial Knowledge Graph. Instead of destroying document structure through standard OCR, the system maps exact (X, Y) coordinates of legal PDFs. It guarantees a 100% verifiable, Zero-Paraphrase policy, compressing cross-document liability analysis from weeks to sub-minute, mechanically verifiable audits. [ARCHITECTURAL IP & LIABILITY NOTICE] This document is a redacted sample of a Master Engineering Blueprint. It is intended exclusively for demonstrating architectural methodology and strategic framework design. It does not constitute a completed engineering source of truth for any third-party production environment. All proprietary frameworks and "Zero-Trust Fail-Safe" methodologies contained herein are the exclusive intellectual property of Łukasz Bazan. As a Fractional Architect, I provide the "Engineering Brain." I do not perform direct application coding. Any attempt to implement these patterns by internal teams is done at the Client’s own risk.
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101
0
GNOSTIC-FORGE is a Zero-Trust Code Forensic Engine designed for secure, air-gapped enterprise environments. This document is a redacted portfolio version of the Master Blueprint, demonstrating how to mitigate severe architectural debt (the "Spaghetti Cloud") without risking Intellectual Property leakage. The primary achievement of this architecture is the absolute elimination of IP exposure (Zero IP Leakage) by integrating local, secure LLMs with Abstract Syntax Tree (AST) parsing and Graph Databases. The system automates architectural governance by mechanically blocking Pull Requests that violate undocumented cross-file dependencies, compressing impact analysis time from days to parallel swarm execution. [ARCHITECTURAL IP & LIABILITY NOTICE] This document is a redacted sample of a Master Engineering Blueprint. It is intended exclusively for demonstrating architectural methodology and strategic framework design. It does not constitute a completed engineering source of truth for any third-party production environment. All proprietary frameworks and "Zero-Trust Fail-Safe" methodologies contained herein are the exclusive intellectual property of Łukasz Bazan. As a Fractional Architect, I provide the "Engineering Brain." I do not perform direct application coding. Any attempt to implement these patterns by internal teams is done at the Client’s own risk.
0
90
Neo4j
(5)
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CHETAN MAHESHWARI
pro
Jaipur, India
AI Full-Stack Engineer | Fast, Production-Ready Builds
$25k+
Earned
92x
Hired
4.9
Rating
16
Followers
Expert
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AI Full-Stack Engineer | Fast, Production-Ready Builds
0
AI Music Ops | Graph-Powered Operations Platform
0
76
0
AI Animation System | Character-Consistent Video Generation (PetAnimate AI)
2
0
101
2
Empowering Business Intelligence with AI. Live private beta: https://ai-data-lab.com/en/
2
2
433
1
Empowering Music Industry with Integrated Platform. Live private beta at: https://toshub.com/
1
398
Neo4j
(1)
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Ajay Bidyarthy
pro
Delhi, India
AI Engineer - Python, React, Next.js, FastAPI, SQL, AWS, API
12
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AI Engineer - Python, React, Next.js, FastAPI, SQL, AWS, API
2
I’ve worked on building graph database solutions to handle complex, highly connected data that traditional relational databases struggle with. The main goal was to model relationships more intuitively and enable faster, more meaningful queries—especially for use cases like recommendations, fraud detection, and network analysis. Tech Stack ✔Graph Databases: Neo4j ✔Query Language: Cypher ✔Backend: Python (FastAPI / Flask) ✔Data Processing: Pandas ✔Visualization: Neo4j Bloom / D3.js ✔Cloud & Deployment: AWS / Docker
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2
224
2
I design and manage database systems using Elasticsearch, Neo4j, and Supabase to enable high-speed search, rich data relationships, and scalable backend architectures. My work includes building efficient data models, optimizing performance, and ensuring secure, reliable access. I oversee the full lifecycle—from setup and integration to deployment and continuous optimization.
2
191
1
do database development, with supabase, firebase, neo4j and elasticsearch
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235
0
AI Chatbot Application Development
0
131
Neo4j
(3)
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Sergiu Nicoara
pro
Timișoara, Romania
AI Engineer · Production LLM, RAG, and Agentic Systems
New to Contra
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AI Engineer · Production LLM, RAG, and Agentic Systems
0
Knowledge Graph RAG: 6-Stage Retrieval on Neo4j
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1
0
AI Engineering Workflow Toolkit: Governed Code Review
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0
0
RAG Failure Modes: 10 Breaks and Their Fixes
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0
0
Production AI Data Platform: Safety, Eval, and Observability
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0
Neo4j
(1)
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Manohar Bhat
Bengaluru, India
I build AI systems and cross-platform mobile apps.
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I build AI systems and cross-platform mobile apps.
0
LookInsight AI : AI Customer Support Automation System Full-stack AI system that automates customer support workflows. What it does: → Classifies customer intent (complaint, inquiry, refund, support) → Detects urgency and routes to the right team → Looks up customer history via knowledge graph → Generates personalized response drafts in seconds Key features: • Real-time processing pipeline with live visualization • Multi-channel support (Email, Twitter, Slack, WhatsApp) • Business rules engine for tier-based treatment (VIP, Premium, Regular) • Neo4j knowledge graph for customer context Tech stack: Python, FastAPI, OpenAI GPT-4, Neo4j, Next.js, TypeScript Live demo: https://lookinsight.ai Skills: Python AI OpenAI FastAPI Next.js Customer Support Automation Link: https://lookinsight.ai
1
0
31
0
Odegu - Real-Time Delivery Tracking Platform
0
17
0
CourtSlot - Community Court Booking App
0
16
0
SEC Filing Analyzer - AI-Powered Financial Analysis Platform
0
13
Neo4j
(1)
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Diana O
Singapore
Full-Stack Web Developer (Data Viz / Gen AI / Neo4j / Maps)
6
Followers
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Full-Stack Web Developer (Data Viz / Gen AI / Neo4j / Maps)
0
Data Engineering with Music Metadata: From API to Graph Insights
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13
0
Next.js / D3js / Neo4j / OpenAI: Search Engine & Network Viz
0
40
1
Women in Singapore's 14th Parliament
1
20
0
Public Housing Resale Prices in Singapore
0
25
Neo4j
(2)
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