Hire the Best dBase Programming Specialists

INTRODUCTORY I am a Advanced/Expert Microsoft Access Developer with over 20+ years (since 2001) Access experience. I can import/export your data, I can either modify an existing system or design a system from scratch based on your requirements, recommendations and direct input. I have many professional references that can attest to my easy-to-use, professional, robust and economical Microsoft Access databases. I am a great communicator and great documenter and can provide necessary training as needed. From a technical prospective, I fully utilize VBA coding (not macros) for my development style, I am well experience in SQL and can assist with older versions of Microsoft Access. I am very timely and available to discuss your system needs within a few minutes of our initial conversation. Find below some of my Microsoft Access Database Accomplishments: • Designed 7 Access DB’s for various teams to track productivity, appeals, complaints, etc. • Assisted in 20% decrease in TAT (turn-around-time) by creating 3-month analysis reporting • Designed Microsoft Access database used by 20+ users to store and track “do-not-call” members) • Designed Microsoft Access database that automated a previous manual process (saves 4.5 man hours) • Designed Microsoft Access database for handling over 600,000+ transactions per year and calculations. • Created email and fax interface ability within Microsoft Access System. • Designed Microsoft Access database responsible for State Parks reservations (55 state parks) • Designed Microsoft Access Payroll system, accruals, W-2 printing, weekly paychecks. • Designed Microsoft Access Elderly Abuse Tracking for Clark County (Las Vegas). • Designed Microsoft Access System for Storage Units. • Designed Microsoft Access System to track employees qualifications for working at Refineries. • Designed Microsoft Access System for tracking & entering cell phone payments. • Designed Microsoft Access Video check out system (equivalent to Block Buster). • Designed Microsoft Access Bail bond system (still current/active) • Designed Microsoft Access Payday Loan system (still current/active) • Designed Microsoft Access Title Loan system (still current/active) • Designed a time tracker/cost system keeps track of employee’s time (still current/active) • Designed Microsoft Access Asset Tracking System • Designed Microsoft Access Certified Training/Curriculum system • Designed Microsoft Access Salary Review/Compensation Tracker system for bonus structures • Upgraded many MS Access databases from previous version (i.e. 2000 to 2003 or 2003 to 2010, etc)

🏆 Top-Rated Database Architect & Multi-Cloud Specialist with 16+ Years of Experience Delivered 50+ enterprise-scale database and cloud transformation projects across telecom, government, banking, retail, and transport industries, specializing in migrations, HA/DR architectures, and performance tuning for Oracle, PostgreSQL, MySQL, SQL Server, MongoDB, Redis and Apache Cassandra. I am a seasoned Database Architect and Cloud Specialist with over 16 years of experience, delivering high-impact solutions across telecom, government, banking, transport, and retail industries. My expertise spans multi-database ecosystems (Oracle, PostgreSQL, MySQL, SQL Server, MongoDB, Redis) with a strong focus on performance tuning, HA/DR architectures, and enterprise-scale migrations. Beyond databases, I bring deep experience in multi-cloud environments (OCI, AWS, Azure, GCP) and DevOps practices, leveraging Kubernetes, Docker, Ansible, Jenkins, and CI/CD pipelines to design and automate resilient, scalable infrastructures. Over the years, I have led critical modernization projects including Oracle RAC/Data Guard, PostgreSQL Patroni clusters, MySQL InnoDB clusters, SQL Server Always-On, and GoldenGate microservices replication, all aligned with compliance, cost optimization, and business continuity. I specialize in cloud-native architectures, database modernization, and containerized deployments, ensuring secure, high-performing, and future-ready platforms for enterprises across multiple sectors. 🔹 Database Expertise High Availability & DR: Oracle RAC/Data Guard/GoldenGate, PostgreSQL Patroni/repmgr/EFM, MySQL Group Replication/ClusterSet, SQL Server Always-On, MongoDB ReplicaSets & Sharding, Redis Sentinel & Cluster. Performance Tuning: Advanced SQL optimization, query indexing, connection pooling, and OS-level tuning (CPU, memory, I/O, networking). Clickhouse DB optimization and performance tuning. Migrations: End-to-end cross-platform migrations (SQL Server → Postgres/Oracle, MySQL → Snowflake/OCI/Azure, on-prem → multi-cloud). I have hands-on experience designing and implementing Oracle Fusion API integrations using Oracle Integration Cloud (OIC), connecting Fusion Cloud with multiple external systems. My work includes building and optimizing REST and SOAP-based services, handling complex data mappings, and improving integration performance and reliability. I’ve also maintained existing integrations to ensure high availability and seamless data flow while collaborating closely with cross-functional teams to identify needs, streamline workflows, and deliver well-documented, reusable integration solutions. Automation: Backup/recovery orchestration, PITR, monitoring, and administration via shell scripts, Ansible, Jenkins, and IaC. 🔹 Cloud Architecture Certified in OCI, AWS, Azure, GCP, and Alibaba Cloud, with deep experience in hybrid & multi-cloud setups. Skilled in OCI Exadata Cloud@Customer, AWS RDS/Aurora, Azure SQL Database, Databricks, and multi-region failover. Migrated enterprise systems (DB + middleware) to cloud with zero-downtime cutovers and automated DR. 🔹 DevOps & Modern Platforms Proficient with Docker, Kubernetes, and OpenShift for containerized DB + application deployments. Extensive experience in building, optimizing, and maintaining Oracle Integration Cloud (OIC) processes, adapters, and orchestration for enterprise-scale clients. VBCS (Visual Builder Cloud Service): Skilled in designing and developing responsive, low-code applications integrated with Oracle SaaS and PaaS ecosystems. Strong background in CI/CD (Jenkins, GitLab, Ansible, Terraform). Experience securing secrets with Vault, integrating monitoring stacks (Prometheus, Grafana, ELK). 🔹 Odoo & Application Layer Odoo deployment, backend DB optimization, and module customization. Report building & tailoring business workflows for performance and usability. Tomcat, Apache, IBM WebSphere, Oracle WebLogic, and Bitnami stack administration. 🔹 Data & AI Solutions Data Engineering & Warehousing: Azure Data Factory, Databricks, Oracle OBIEE, Snowflake. AI Agent Development: Built agents for self-healing DBs, N8N automation, and natural language querying. Supabase Consultation: Connect Supabase with AI agents to simplify backend management for non-developers. Automate project provisioning, query execution, function creation, and API management. Enable natural language interaction with data, making database operations accessible to entire teams. ✅ Key Certifications: Oracle 19c OCP DBA | PostgreSQL Advanced v11 | MySQL 8.0 OCP | MongoDB Associate DBA | Redis Certified Developer | Microsoft Azure Administrator | OCI 2025 Certified Multicloud Architect | OCI GenAI | Oracle GoldenGate Implementation Specialist | WebLogic 12c OCP | YugabyteDB DBA

⏰ Available 24/7 – Long-term & High-impact Projects Hi, I’m Nghi, a Senior Data Engineer and Data Architect with a strong backend foundation, now focused on building high-performance analytics platforms, explainable data pipelines, and production-grade cloud architectures. I help companies transform unreliable, slow, or opaque data systems into scalable, well-documented, and business-trustworthy platforms. 🧠 WHAT I SPECIALIZE IN 🏗️ Data Architecture & Platform Design - Designing modern lakehouse & warehouse architectures - dbt-first analytics engineering with testing, freshness & lineage - Event-driven and batch hybrid pipelines - Data quality frameworks & SLA monitoring - Customer-facing data explainability systems Tools: dbt, Dagster, Airflow, Spark, Kafka, Snowflake, BigQuery, Redshift, PostgreSQL, DuckDB, ClickHouse ⚡ Database Performance Engineering - If your queries are slow, costs are high, or dashboards lag, This is my zone - Query plan analysis & index strategies - Warehouse cost optimization (Snowflake, BigQuery, Redshift) - OLTP & OLAP performance tuning - High-concurrency workload design 🔄 Reverse ETL & Operational Analytics - Syncing analytics back to CRMs & internal tools - Building real-time metrics pipelines - Feature-store style transformations 🕷️ Enterprise-grade Web Data Extraction - I don’t just scrape pages, I build durable data acquisition systems: - Complex ASP.NET, JS-heavy, authenticated & paginated systems - Anti-bot bypassing & failure-recovery pipelines - Headless browser automation + async scraping - Real-estate, finance, campaign-finance & marketplace platforms ☁️ Cloud Infrastructure - AWS | Azure | GCP - EMR / Dataproc / Glue / Dataflow / Synapse / BigQuery / Redshift - Terraform-based deployments - Cost-aware architectures - Kubernetes + Dockerized data services 🧪 What You Get Working With Me ✔️ Production-ready pipelines ✔️ Clean, testable dbt models ✔️ Well-documented architecture diagrams ✔️ Transparent data logic for non-technical stakeholders ✔️ Systems that scale beyond MVP ✔️ Honest advice and not over-engineering 🏆 Ideal Projects 👍 Data warehouse migrations 👍 Broken pipelines that need debugging & stabilization 👍 Analytics platforms that lack trust or explainability 👍 Performance bottlenecks costing thousands per month 👍 Long-term data platform ownership ❣️ Why Clients Stay Long-Term 🍀Clear communication 🍀 Business-first thinking 🍀 No black-box systems 🍀 I build systems others can maintain 🇻🇳🇻🇳🇻🇳🇻🇳 If your data platform feels fragile, slow, or impossible to explain to customers, I can fix that. Let’s make your data system something you can confidently stand behind.

Database administration | Database development | Database Management | MySQL administration | MySQL programming | DEVOPS | AWS | AI Hi I am Sandy Pabilonia a database management specialist. Now. Enough about me. Let's talk about you. Are you looking for a person who can help you identify problems within database system? I know you'll agree with me when I say: It's REALLY frustrating to have this problem and have no idea where to start. Well this is where I come in. So you can focus on your business and me on your database management works. My service is not unique but love for database is.

As a seasoned software developer with over 20 years of experience, I am highly proficient in various software and systems. My expertise lies in database design, data analysis, and creating customized queries and reports to extract specific information. With my help, you can optimize your database and leverage your data to gain valuable insights into your business. My extensive database experience includes working with industry-leading platforms such as MySQL, Microsoft SQL Server, InterSystems Caché, Oracle, PostgreSQL, Microsoft Access, MongoDB, and Airtable. I am confident in my ability to help you navigate these systems and achieve your goals. As an experienced software professional, I am an expert in utilizing Crystal Reports and Power BI to help organizations gain valuable insights from their data. With years of experience working with both tools, I have mastered the art of crafting visually appealing and informative reports and dashboards. I can help you design and implement reports that provide real-time data analysis, allowing you to make informed business decisions. Whether you are looking for a customized Crystal Reports solution or require expert-level Power BI support, I have the knowledge and expertise to help you achieve your goals. With my help, you can unlock the full potential of your data and gain a competitive edge in your industry. In addition to my technical skills, I have excellent communication skills and can quickly identify the right questions to ask to help you arrive at the ideal solution. With my help, you can rest assured that you'll receive the support you need to achieve your objectives.

An experienced Oracle Apex expert with industry experience over a decade; proficient in SQL, PL/SQL, APEX (Oracle Web Application), Apex Forms / Reports and Analytics. A Certified Oracle APEX Professional, specializing in developing Logistic Management Systems and HR Management applications for Public sector and other Enterprise clients. Automation of projects demanding a thorough understanding of hundreds of processes. My Experties involves automating these processes, fostering collaboration, and leveraging data generated by automation to support decision-making and future forecasting. CERTIFICATIONS: ✅Oracle Data Management Associate ✅Oracle Autonomous Database and AI Machine Learning Associate ✅ORACLE Enterprise Analytics Professional ✅ORACLE APEX Cloud Developer Professional ✅ORACLE Cloud Data Science Professional Professional services include, following: ✅Oracle APEX Certified Professional ✅Full Stack Development ✅Back End Developer ✅Oracle Database / Performance Tuning ✅E-Business Suite ✅Techno Functional Expert ✅Senior OAF Developer ✅XML Publisher / PLSQL Functions/ ✅Database Database config Expertise with 11g 19c and seamless data integration ✅Oracle Apex database ORDS with tomcat SSL and Jasper Apex Office Print