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Expert in relational database systems, especially PostgreSQL (Supabase, Amazon Aurora/RDS, Azure Hyperscale/CosmosDB/Citus, postgREST, RPC, RLS, timescaledb, PostGIS), MS SQL Server, and MySQL, with more than 27 years of experience as a database architect, designer, developer, and administrator. I’m also a software developer with 37 years of experience in many platforms, programming languages, and database systems. Expert in all of the following: * database installation, configuration, optimisation, securitisation, backups, performance improvement, encryption. * database design, SQL code optimisation, indices optimisation, coding stored procedures, increasing performance and security, partitioning. * data quality, de-duplication, normalisation, AI-assisted enrichment. * single and multi-tenant systems, JWT authentication, RLS authorisation. * REST and RPC functions, Edge/Lambda functions, Webhooks, AI APIs, Realtime, migrations. * database conversion or migration (e.g. to/from noSQL or JSON stores), interfacing with other databases, importing and exporting data, interfacing with online services (pl/perl, C, C#) * hot/cold backup and restore, recovery, replication (master/slave or master/master), mission critical * encryption in transit and/or at rest; encryption of data for authorised access only * text-file data extraction, formatting, conversion, archival, clean-up. Databases: PostgreSQL, SQL Server, MySQL, D3/Pick, Oracle, NexusDB, DB2, SQLite, COBOL, MongoDB, BerkeleyDB, Informix, Access, InterBase, Paradox, DBase/Clipper/Fox (DBF), CSV and plain text. Expertise with UAT/development/test environments, Regular Expressions (regex), batch and shell scripting, sed and other text processing tools, Excel, SOAP and web services, networking tools, and many programming languages (including Delphi, C/C++/C#, Perl, PHP, Smalltalk, Java, JavaScript, Python, and more). I can provide training and consultancy.

I am not good at betting and gambling. If you look through my profile and decide that I can help you do not hesitate. I am very flexible and open to negotiations. I am an experienced application and database designer, and developer, as well as a business data and report analyst. I can fix your product, provide analysis, give advice, or complete a full project from start to finish. I have broad experience in the development, integration, and automation of: • Microsoft Office products such as Access (all versions), Excel (versions 3 through 2021), Outlook, PowerPoint, Project, Visio, and Word. • Database management systems: MS SQL Server (versions 6.5 through 2019), Oracle, MySQL, etc. • Reporting services such as SSRS, Crystal Reports, Business Objects, SAP, Access and Excel • Visualization tools: Power BI and Tableau Areas of Expertise • Design, Development, and Administration of Applications, Databases and Reports • Reviving, Rewriting and/or Migrating Legacy Applications • Data Migration and Managment • Designing and Building of Reports • Data Visualization • Web & Desktop Development • Implementation and Deployment of New Products • Project and Product Management • Cleaning, Wrangling and Analysing Data • Business & Functional Analysis • Supporting Marketing Campaign • Creation of Technical & Training Materials Languages For development and application support, I usually use C#, VB.Net, and ASP.Net, along with traditional Visual Basic, ASP, and VBA for legacy applications. Additionally, I often use scripting languages such as VBScript, JavaScript, and Power Shell. And for analysis, I prefer Python, R, and various SQL scripts (ANSI-SQL, T-SQL, PL\SQL, SOQL, SOSL, SAS-SQL, MDX, DAX, and M Language).

𝐀𝐈 𝐢𝐬 𝐨𝐧𝐥𝐲 𝐯𝐚𝐥𝐮𝐚𝐛𝐥𝐞 𝐰𝐡𝐞𝐧 𝐢𝐭 𝐬𝐨𝐥𝐯𝐞𝐬 𝐫𝐞𝐚𝐥 𝐛𝐮𝐬𝐢𝐧𝐞𝐬𝐬 𝐩𝐫𝐨𝐛𝐥𝐞𝐦𝐬. 𝐓𝐡𝐚𝐭'𝐬 𝐞𝐱𝐚𝐜𝐭𝐥𝐲 𝐰𝐡𝐚𝐭 𝐈 𝐛𝐮𝐢𝐥𝐝. With 10+ years of software engineering experience, I work with startups, SaaS companies, and growing teams to design, build, and launch AI applications that save time, reduce manual work, and make operations run more smoothly. Whether you need an AI agent, LLM integration, a RAG knowledge base, or automation for internal workflows, I focus on solutions that are practical, reliable, and ready for real use. I like working closely with founders, CTOs, and product teams to take an idea from rough concept to something people can actually use—fast, but without cutting corners on quality, security, or maintainability. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🤖 𝐀𝐈 𝐒𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬 𝐈 𝐁𝐮𝐢𝐥𝐝 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 𝐀𝐈 𝐀𝐠𝐞𝐧𝐭𝐬 & 𝐌𝐮𝐥𝐭𝐢-𝐀𝐠𝐞𝐧𝐭 𝐒𝐲𝐬𝐭𝐞𝐦𝐬 Build intelligent AI agents that can reason, use tools, retrieve information, and automate complex business workflows. ✔ OpenAI, Claude, Gemini & Llama Integrations ✔ LangChain, LangGraph, CrewAI, AutoGen & MCP ✔ AI Copilots, Research Agents & Internal Business Assistants ✔ Multi-Agent Orchestration & Tool Calling ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 📚 𝐑𝐀𝐆 & 𝐄𝐧𝐭𝐞𝐫𝐩𝐫𝐢𝐬𝐞 𝐊𝐧𝐨𝐰𝐥𝐞𝐝𝐠𝐞 𝐒𝐲𝐬𝐭𝐞𝐦𝐬 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Help your team search and interact with internal knowledge using AI. ✔ Retrieval-Augmented Generation (RAG) ✔ Semantic Search ✔ Enterprise Knowledge Assistants ✔ Pinecone, Qdrant, Weaviate, Chroma & pgvector ✔ Hallucination Reduction & Context Optimization ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ⚡ 𝐀𝐈 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Replace repetitive manual work with intelligent automation. ✔ n8n, Make & Zapier ✔ AI Workflow Automation ✔ API Integrations & Webhooks ✔ CRM, ERP & Third-Party Integrations ✔ End-to-End Business Process Automation ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🎙 𝐕𝐨𝐢𝐜𝐞 𝐀𝐈 & 𝐂𝐨𝐧𝐯𝐞𝐫𝐬𝐚𝐭𝐢𝐨𝐧𝐚𝐥 𝐒𝐲𝐬𝐭𝐞𝐦𝐬 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Develop AI voice assistants that handle real customer conversations. ✔ AI Voice Agents ✔ Vapi, ElevenLabs, Deepgram & Whisper ✔ AI Call Automation ✔ Customer Support & Lead Qualification ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 💻 𝐅𝐮𝐥𝐥-𝐒𝐭𝐚𝐜𝐤 𝐀𝐈 𝐀𝐩𝐩𝐥𝐢𝐜𝐚𝐭𝐢𝐨𝐧𝐬 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Build complete AI-powered products from backend architecture to user-facing applications. ✔ Python (FastAPI, Django) ✔ Node.js APIs & Microservices ✔ React & Next.js Dashboards ✔ AWS, GCP & Azure Deployment ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🌟 𝐖𝐡𝐲 𝐂𝐥𝐢𝐞𝐧𝐭𝐬 𝐇𝐢𝐫𝐞 𝐌𝐞 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Great AI products are built on more than a model—they need the right architecture, integrations, and deployment strategy to work in real business environments. I focus on building AI applications that are: ✅ Reliable under real-world usage ✅ Scalable as your business grows ✅ Secure and easy to maintain ✅ Integrated with your existing tools and workflows ✅ Designed to deliver measurable business value From architecture and backend services to agent orchestration, RAG pipelines, automation workflows, and cloud deployment, I take ownership of the entire solution. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🛠 𝐂𝐨𝐫𝐞 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 𝐀𝐈 & 𝐋𝐋𝐌𝐬 OpenAI • Claude • Gemini • Llama • Groq • Hugging Face 𝐀𝐈 𝐅𝐫𝐚𝐦𝐞𝐰𝐨𝐫𝐤𝐬 LangChain • LangGraph • CrewAI • AutoGen • DSPy • MCP 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 n8n • Make • Zapier • Power Automate 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 Python • FastAPI • Django • Flask • Node.js • REST APIs • GraphQL 𝐅𝐫𝐨𝐧𝐭𝐞𝐧𝐝 React • Next.js • TypeScript 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞𝐬 PostgreSQL • MongoDB • Redis • Pinecone • Qdrant • Weaviate • pgvector 𝐂𝐥𝐨𝐮𝐝 & 𝐃𝐞𝐯𝐎𝐩𝐬 AWS • GCP • Azure • Docker • Kubernetes • GitHub Actions • CI/CD ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🏢 𝐈𝐧𝐝𝐮𝐬𝐭𝐫𝐢𝐞𝐬 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ I work with a wide range of industries, including 🏥 Healthcare & HealthTech, 💰 FinTech & Financial Services, 🛒 eCommerce & Retail, 📦 Logistics & Supply Chain, ⚖️ LegalTech, 🏢 B2B SaaS, 🎓 Education & EdTech, and 🤖 AI Startups. 💬 𝐋𝐞𝐭’𝐬 𝐁𝐮𝐢𝐥𝐝 𝐒𝐨𝐦𝐞𝐭𝐡𝐢𝐧𝐠 𝐓𝐡𝐚𝐭 𝐅𝐢𝐭𝐬 𝐘𝐨𝐮𝐫 𝐆𝐨𝐚𝐥𝐬 If you’re looking for an AI engineer who can turn ideas into practical, reliable solutions, I’d be glad to talk through your project and help you figure out the best way forward.

Currently working as MS SQL Technical Lead (DBA and Developer Lead) for a top 10 Australian ASX20 company with over 200,000 employees. Over 10 years experience as an SQL DBA / Developer with Azure / AWS experience. Specialising in: • Microsoft Azure / Cloud support. • T-SQL Database development • Database Administration Tasks / Activities • Database Design • Performance tuning • Reporting Services • Integration Services / Azure Data Factory • Automating manual process to simplify day to day tasks. • Database Support • Power shell Scripting Unfortunately, due to the nature of my work, I’m unable to provide examples/samples of my work showing ETL processes developed or the quality/Structure of my code. More than happy to discuss further on the phone/e-mail in more detail. I have previously also worked a Business Analyst for 4 years which will hopefully help with communication and requirements to resolve your issues with ease. Looking to join Upwork for the following reasons: • Help fellow people / businesses resolve issues in a quick and easy manner • Continue to build my own skill set / knowledge with everyday tasks. • Looking to venture out into the freelance space Any questions happy to answer

🏎️ I optimize SQL queries faster than a Ferrari on the Autobahn! 🏎️ Years of freelancing experience building robust backends with large-scale data migrations, including CMC Analytics. Supabase & Data Engineering Specialization: Expert at connecting frontends to optimized Supabase backends. Real-time capabilities, seamless APIs, dynamic data fetching, efficient table structures. Advanced Data Engineering: ETL Pipeline Design - Automated data transformation workflows handling terabytes of raw data Schema Optimization - Normalized database designs with foreign key relationships and constraint management Batch Processing - Python scripts for large-scale CSV/JSON imports with error handling and validation Data Warehousing - Dimensional modelling, fact tables, and aggregated reporting structures Migration Strategies - Zero-downtime data transfers with rollback capabilities Performance Monitoring - Query execution plans, index usage analytics, and bottleneck identification I design database systems so efficient your data breaks the speed limit! Automated cron jobs and maintenance workflows ensure peak performance with zero intervention.