Hire the Best Database Professionals

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4.8/5
Based on 4,940 client reviews
Kostas M.

Athens, Greece

$49/hr
5.0
121 jobs

I help businesses and individuals automate their day-to-day operations, making them more efficient, with KPI reporting, secure multi-user systems built for remote teams, and data that's actually reliable. I build these with Power BI, Excel automation, MS Access, and SQL Server, for growing businesses and individuals that need reliable systems without IT overhead. With $200k+ delivered across 100+ projects on Upwork, a Top Rated Plus track record, and 20+ years across the Microsoft data stack, I've solved these problems across shipping, finance, manufacturing, compliance, and hospitality. "Perhaps the highest skill level I've seen in the database space." - Paul Cracknell, OSR Enterprises What I deliver Power BI dashboards and KPI tools that turn raw data into decisions in seconds Excel automation with Power Query, Power Pivot, and VBA that removes hours of manual work MS Access CRMs and order systems that run smoothly from day one and scale with your team SQL Server and Azure SQL backends for secure, multi-user systems Fast, low-disruption database upgrades, migrations, and optimization Proven results Power BI dashboard that replaced 20+ scattered Excel files with a single source of truth Excel reporting solution that saved 15+ hours every month MS Access compliance database now used daily by AML teams across departments Automated invoicing system that cut billing delays by 80% SQL Server migration for 25+ users with zero downtime. I start every engagement by understanding the actual workflow, flagging the risks upfront, and giving you a clear plan before we begin. You always know what you are getting and what it costs. I also have demo solutions available, including Power BI dashboards, Excel systems, and Access CRMs, so you can see the quality of my work up front. Tell me what's slowing you down. I'll outline a clear plan first, no obligation.

  • Microsoft Access
  • Microsoft Access Programming
  • Visual Basic for Applications
  • Microsoft Excel
  • Database Development
  • Database Design
  • SQL
  • CRM Development
  • Database Optimization
  • Automation
  • Power Query
  • Database Report
  • Microsoft Power BI
  • Microsoft Power BI Data Visualization
  • Dashboard
  • Macros
  • Scripts & Utilities
  • Microsoft SQL Server
  • Microsoft Office
  • Microsoft Outlook Development
Juliet N.

Abuja, Nigeria

$10/hr
5.0
15 jobs

Most businesses don't need another Notion template. They need a system that actually supports the way they work. If you're managing clients across spreadsheets, switching between multiple workspaces, repeating the same administrative tasks every week, or struggling to find important information when you need it, the problem usually isn't your team,it's your systems. I help coaches, consultants, agencies, service businesses, startups, and growing companies replace scattered workflows with a custom Notion workspace that becomes the central operating system for their business. I'm a Notion Consultant specializing in custom Notion workspaces, Notion CRM systems, client portals, business dashboards, workflow automation, and scalable business operating systems. I design solutions that simplify operations, improve collaboration, centralize information, automate repetitive work, and give business owners complete visibility into their clients, projects, and daily operations. Unlike generic templates, every workspace I build is designed around your unique workflow, business model, and goals. Your system should adapt to your business—not force your business to adapt to a template. Whether you're managing clients, projects, internal operations, content, sales pipelines, onboarding, knowledge management, or team collaboration, I create connected Notion systems that make your business easier to run and easier to scale. SERVICES I PROVIDE ✓ Custom Notion Workspace Design ✓ Notion CRM Development ✓ Client Portal Development ✓ Business Operating System (Business OS) ✓ Project Management Systems ✓ Task Management Dashboards ✓ Team Collaboration Workspaces ✓ Client Onboarding Systems ✓ Sales & Lead Pipeline Management ✓ Dashboard & KPI Reporting ✓ Database Architecture ✓ Advanced Relations, Rollups & Formula Systems ✓ Knowledge Base & Internal Wiki ✓ SOP Documentation ✓ Process Documentation ✓ Content Planning Systems ✓ Editorial Calendars ✓ Employee & Team Portals ✓ Goal & OKR Tracking ✓ Workspace Audits & Optimization ✓ Workflow Mapping ✓ Process Improvement ✓ Notion AI Implementation ✓ Notion Native Automations ✓ Custom Notion Templates WHO I HELP I work with business owners who want to replace scattered tools with one organized system. My clients include: • Business Coaches • Executive Coaches • Life Coaches • Consultants • Marketing Agencies • Creative Agencies • Digital Agencies • Service-Based Businesses • SaaS Founders • Startups • Real Estate Professionals • Wellness Businesses • Small Teams • Growing Companies • Solopreneurs • Online Businesses WHAT YOU CAN EXPECT Every project starts with understanding your business before designing your workspace. I take time to understand how information flows throughout your business, identify bottlenecks, eliminate unnecessary manual work, and create systems that fit your existing processes. The workspaces I build are structured, scalable, intuitive, and easy to maintain. Instead of disconnected pages, you'll have a connected system where every database communicates with another, dashboards update automatically, and information is always where it's supposed to be. Depending on your needs, your workspace may include CRM databases, project dashboards, client portals, task management systems, document libraries, SOP repositories, KPI dashboards, content calendars, meeting notes, automated workflows, knowledge bases, sales pipelines, onboarding systems, recurring task automation, reporting dashboards, resource hubs, and operational documentation. I also optimize existing Notion workspaces that have become slow, confusing, difficult to maintain, or impossible for teams to adopt. Through workspace audits, database restructuring, automation improvements, and better information architecture, I transform cluttered workspaces into systems your team actually enjoys using. My goal is not simply to build a beautiful workspace. My goal is to build an operational system that saves time, reduces manual work, improves visibility, increases team productivity, creates consistency across your business, supports better decision-making, and continues growing alongside your business. If you're looking for a Notion Consultant who understands business operations, CRM development, workflow design, database architecture, automation, and scalable systems not just templates you're in the right place. Let's build a Notion workspace that becomes the foundation of a more organized, efficient, and scalable business.

  • CRM Development
  • CRM Automation
  • Database Design
  • Automated Workflow
  • Business Process Automation
  • Zapier
  • Make.com
  • Dashboard
  • Process Design
  • CRM Software
  • PipelineDeals
  • Client Management
Cecille B.

Rizal, Philippines

$16/hr
4.9
43 jobs

⭐⭐⭐⭐⭐"Cecile works very hard to make the product right. She has very deep skill in Excel macros developments. Totally recommended. She did a very good job with the work! Kudos!". --- With over 10 years of experience working with Microsoft Access, I specialize in building, fixing, optimizing, and improving business-critical databases. Whether you need a brand-new database from scratch or help with an existing system, I can deliver a reliable and efficient solution tailored to your needs. What I can do for you: ✔ Design and build custom Microsoft Access databases from the ground up ✔ Fix errors, crashes, and corrupted databases ✔ Optimize performance (slow queries, large databases, inefficient design) ✔ Develop advanced forms, reports, and VBA automation ✔ Refactor and clean up legacy systems built over many years ✔ Assist with migration or modernization when needed I’ve worked with real-world business systems used for operations, reporting, and data management—so I understand how critical reliability and accuracy are. My approach is straightforward: diagnose issues quickly, communicate clearly, and deliver solutions that last. If you already have an existing database, I can review it and recommend improvements. If you’re starting from scratch, I can design a system that is scalable, organized, and easy to use. ⭐ Why you should choose me over other freelancers ⭐ ✅ Client Reviews: I focus on providing value to all of my clients and earning their TRUST. ✅ Over-Delivering: this is core to my work as a freelancer. My focus is on giving more than what I expect to receive. ✅ Responsiveness: being extremely responsive and keeping all lines of communication readily open with my clients. ✅ Resilience: reach out to any of my current or former clients and ask them about my resilience. For any issue that my clients face, I attack them and find a solution. ✅ Kindness: one of the main aspects of my life that I implement in every facet. Treating everyone with respect, understanding all situations with empathy, and genuinely wanting to improve my client's situations. 🏆 Below are some client reviews from Upwork: 🏆 The client reviews below describe the quality of work and value that you can expect from working with me. ⭐⭐⭐⭐⭐ "Totally recommended. She did a very good job with the work! Kudos!" ⭐⭐⭐⭐⭐ "Cecille is a great freelancer! And very easy to work with. She was able to help me with database project, advance programming (Pseudocode) and HTML5/CSS. I will continue to use her in the future! 100% recommended." ⭐⭐⭐⭐⭐ "Cecille has been a really great help given the small amount of time. She provided a great result with quick turn around time. Easy to communicate with and has a very keen attention to details. Looking forward to work with her for future projects. I highly recommend her to anyone who needs a fast result." ⭐⭐⭐⭐⭐ "Thank you Cecile for support and talent teamwork. 100% recommended for any project Excell VBA. Lets star a new project soon. I will contact you." Send me a message with a brief description of your project—I’ll let you know how I can help.!

  • Microsoft Access Programming
  • Database Administration
  • Microsoft Access
  • Data Segmentation
  • Data Processing
  • SQL
  • Database Design
  • Microsoft Excel
  • Data Chart
  • Database Management
  • Database Programming
  • Data Entry
  • Spreadsheet Software
  • Database Report
Muhammad M.

Karachi, Pakistan

$10/hr
5.0
48 jobs

Top Rated · 100% Job Success · You keep full ownership of everything I build. I am a full stack developer, database architect, and SaaS developer. I design scalable database systems, build production-ready web applications, and integrate AI into products that work for real users. Full stack developer. Next.js. TypeScript. End to end. As a full stack developer I own the entire stack PostgreSQL schema design, Node.js backend, Next.js and React frontend, REST API integrations, Stripe payments, and Vercel deployment. Need a full stack developer who takes ownership from database to deployment without hand-holding? Let's talk. Recent full stack work includes a multi-tenant property management SaaS on Next.js and Supabase with role-based access, admin dashboards, and OpenAI integrations and a freelance marketplace with a GraphQL API layer, BullMQ background job queues, and row-level security enforcing per-user data isolation across clients and freelancers. Database architect. PostgreSQL. Supabase. SQL. Production-grade. As a database architect I design schemas from scratch normalization, ERD modelling, indexing strategies, query optimization, and Row Level Security policies. I migrate businesses from messy Excel and Google Sheets into clean, scalable PostgreSQL and Supabase systems with zero data loss and full audit trails. Recent database work includes a fuel business management platform with complex relational schema covering customers, orders, deliveries, invoicing, and payment cycles and a POS system with real-time inventory tracking, sales reporting, and automated invoice generation, all built on Supabase and PostgreSQL. Backend developer. Node.js. NestJS. REST APIs. As a backend developer I build structured, scalable Node.js and NestJS APIs with TypeScript end to end modular architecture, dependency injection, guard-based authentication, and clean REST API layers. I design and implement authentication flows, role-based access control, webhook handling, and background job processing for production applications that need to scale reliably. SaaS developer. Multi-tenant. Stripe. Production-ready. As a SaaS developer I build complete products end to end authentication, database, Stripe subscriptions and webhooks, dashboards, role-based access, and deployment. I have delivered a business management platform with automated PDF invoicing, cron-based billing cycles, and email dispatch via Resend; a wedding management system with client records, fare packages, and booking history; and a lead management dashboard with WhatsApp automation via ManyChat and automated drip campaigns. AI developer. OpenAI. Claude API. LLM integrations. As an AI developer I integrate LLM APIs into production applications document processing pipelines, AI-powered workflow automation, structured prompt engineering, and AI-assisted data extraction. All API keys handled server-side, never exposed to the browser. I have built OpenAI and Claude integrations into SaaS platforms delivering real features, not demos. Security. Supabase RLS. Multi-tenant isolation. I implement Row Level Security on every Supabase project enforcing per-user and per-tenant data isolation at the database level, not just the application layer. RLS policies, protected API routes, secure file access via signed URLs, and environment variable hygiene are standard practice on every project I deliver. Integrations. Automation. Third-party APIs. QuickBooks API integration for financial data sync into web dashboards. Airtable integrations. ManyChat and WhatsApp API automation. Resend for transactional email. Stripe checkout, subscriptions, webhooks, and billing portals. REST API development and third-party service connections across every project. How I work: Daily updates, no ghosting. Honest timelines. 30+ hours per week. 0–4 hour response time. I use Cursor and Claude Code daily to move fast without cutting quality. Full code ownership transferred on every handover. Stack: PostgreSQL · Supabase · SQL · pgvector · MongoDB · Prisma · Redis · Next.js · React · Nest.js · TypeScript · JavaScript · Tailwind CSS · Shadcn UI · Stripe · OpenAI · Claude API · Node.js · Express · Docker · Vercel · Railway · AWS · Cloudflare R2 · QuickBooks API · Airtable · ManyChat · WhatsApp API · Resend · GraphQL · BullMQ · REST APIs Message me with what you need database design, SaaS build, AI integration, or all three. I'll give you a straight answer on whether I can help and how long it takes.

  • Next.js
  • JavaScript
  • Supabase
  • React
  • Database Management
  • Front-End Development
  • TypeScript
  • SaaS Development
  • Full-Stack Development
  • Database Design
  • GraphQL
  • MySQL
  • Database Development
  • ExpressJS
  • AI Development
  • AI Platform
  • Software Development
  • AI Model Integration
  • GPT API
  • LLM Prompt Engineering
Zeeshan A.

Muscat, Oman

$20/hr
4.5
41 jobs

16+ years delivering scalable solutions across Oracle (certified), PostgreSQL, MySQL, SQL Server, MS Access, and more. Trusted by long-term clients for reliable, high-quality work. Expertise: • PL/SQL, tuning, optimisation, migrations (Oracle + multi-DB) • Advanced Sql queries, procedures and functions development • ETL/ELT pipelines, Python automation • Odoo customization, modules, APIs • Data analytics and processing • Data cleaning and converting to other forms like csv, sql , json etc • Make custom CRUD applications • Biometric sync (ZKTeco/BioTime → Odoo HR/Payroll) • Oracle Forms & Reports development/maintenance; PHPRunner rapid web apps; desktop DB (MS Access, LibreOffice Base) • Legacy Oracle: Install & configure Forms 6i on Windows 11 (unsupported workaround) Results: Zero-touch payroll for 500+ users; 70%+ faster queries. Available for short and long-term partnerships. Message me to discuss your project!

  • SQL
  • Oracle Database
  • Database Administration
  • Microsoft Access
  • MySQL
  • Oracle PLSQL
  • Xlinesoft PHPRunner
  • Oracle Forms
  • Database Programming
  • Stored Procedure Development
  • SQL Programming
  • Data Analysis
  • Data Migration
  • Data Cleaning
  • Looker Studio
Bolaji O.

Lagos, Nigeria

$15/hr
4.9
33 jobs

Most businesses have two problems: a website that doesn't convert and a workflow that wastes hours every week. I fix both. I'm a Top Rated web designer and no-code systems architect specializing in Softr, Hostinger Website Builder, Wix Studio, and Squarespace — and I build the backend automation that makes those sites actually work using Airtable, Softr, Make. com, Zapier, and n8n. ── NO-CODE SYSTEMS & WORKFLOW AUTOMATION ── If you're manually tracking leads, managing inventory in spreadsheets, or repeating the same tasks daily, you're losing time and money. I build smart backend systems using: • AIRTABLE: custom CRMs, relational databases, inventory tracking, interface design, and project management • SOFTR: client portals, member directories, onboarding flows, and team dashboards • MAKE. COM (INTEGROMAT): multi-step scenarios, parallel API routing, webhooks, error handling, and JSON parsing • ZAPIER & N8N: workflow automation, cross-platform data sync, and business process automation • API INTEGRATIONS: OpenAI / ChatGPT API, Stripe, Google Sheets, SendGrid, and more • DATABASE DESIGN: relational schemas, data modeling, and no-code development I've built everything from simple lead-capture automations to full AI-powered pipelines routing data through multiple LLM APIs and delivering structured PDF reports. ── WEBSITE DESIGN & DEVELOPMENT ── I've helped 100+ businesses turn clunky, low-converting websites into professional, high-performing tools. Whether you need: • A Hostinger website redesign or full setup from scratch • Wix Studio responsive layouts with advanced design • Squarespace setup with Acuity scheduling and SEO • WordPress + Elementor builds, migrations, and bug fixes • Landing pages and eCommerce / online store setup • Website migration (Webflow, GoDaddy, or any platform → Hostinger/WordPress) • On-page SEO, mobile responsiveness, and performance optimization • Figma to Wix Studio conversion I understand where most clients struggle: mobile responsiveness, slow load times, poor user flow, and low conversion rates. My designs solve all four. ── WHY CLIENTS HIRE ME TWICE ── I combine frontend design with backend automation — a combination most freelancers don't offer. You get one point of contact, clear communication, no chasing for updates, and solutions you can manage after I'm done. ✔ Top Rated on Upwork ✔ 100+ businesses helped ✔ Web design + automation in one engagement ✔ After-project support included Ready to fix your website or automate your workflow? Message me now. Let's review your current setup and improve it. TECHNICAL KEYWORD INDEX Web Design & SEO: Hostinger website design, Hostinger Website Redesign, Hostinger web designer, Hostinger developer, Hostinger Migration to WordPress, Multilingual Hostinger website expert, Hostinger website builder, Hostinger AI Website design, Hostinger Web SEO Squarespace Web Designer | Squarespace Expert | Squarespace E-commerce | Squarespace Acuity Scheduling | Weglot Multilingual Squarespace | Squarespace SEO | GoDaddy Website Design | GoDaddy SEO Wix Website Design | Wix Studio Redesign | Wix Expert | Wix SEO | German Wix Website | Multilingual Wix Builder | Wix E-commerce | Wix Store Setup | Wix Studio Mobile Responsiveness NoCode, Database & Automation: Airtable Automation | Airtable Integration with Softr | Airtable Consultation | Airtable Inventory Tracking | Airtable Project Management & CRM | Airtable Interface Design | Airtable Formulas | Baserow Database Setup | Baserow Formula | Convert Baserow to Airtable | Import Excel to Baserow | Zapier Integration & Automation | Make (Integromat) Automation | NoCode Development | Softr Client Portal Design | Redesign Softr Client Portal | Glide App Development | SmartSheet App Development | Excel File Formula Formatting.

  • Database
  • Airtable
  • Make.com
  • Zapier
  • n8n
  • API Integration
  • Business Process Automation
  • No-Code Development
  • Database Design
  • Web Design
  • Web Development
  • Squarespace
  • Wix
  • Ecommerce Website
  • Responsive Design
  • Website Redesign
  • Landing Page
  • Web Hosting
  • Database Integration
  • On-Page SEO

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Don't just take our word for it

What does a database freelancer do?

A database freelancer manages the infrastructure that stores and retrieves an organization’s critical data. This professional configures database management systems to maintain high availability and prevent data loss during hardware failures or human error. They secure access points by defining user roles and permissions that align with strict compliance standards. The work involves continuous monitoring of system health to identify bottlenecks before they disrupt business operations.

  • Plan and execute backup and recovery procedures to safeguard data integrity. The freelancer designs a schedule for full and incremental backups based on the client’s tolerance for data loss. They perform regular restore tests to verify that archived data can be retrieved quickly during an emergency. This process results in a documented runbook that outlines specific steps for disaster recovery scenarios.
  • Configure and enforce security controls to protect sensitive information from unauthorized access. The specialist defines user accounts and assigns precise privileges to ensure staff members only see the data they need. They audit login attempts and adjust firewall rules to block suspicious activity from external threats. This work produces clear documentation of the access control model and current enforcement policies.
  • Monitor database activity and tune performance to maintain fast response times for applications. The freelancer analyzes query logs and resource usage metrics to find slow operations that hinder user experience. They adjust memory allocation and indexing strategies to optimize how the system processes large volumes of requests. This tuning effort leads to concrete configuration changes that improve overall system reliability and speed.

How to hire a database freelancer on Upwork

Step 1: Post a job

Define your database environment and maintenance needs clearly to attract qualified administrators. Use the Job Post Generator powered by Uma™, Upwork's Mindful AI to draft a precise description from a few sentences about your requirements. You can write a new post, update a saved draft, or reuse an existing post to start hiring.

  • Specify the database management system, such as PostgreSQL or SQL Server, and list required administration tasks like backup configuration and security enforcement.
  • Detail the scope of work, including performance tuning goals, monitoring expectations, and any necessary upgrade or patching schedules for your infrastructure.
  • Request examples of documented recovery procedures and access control models to verify the candidate’s experience with structured database administration workflows.

Step 2: Evaluate candidates

Review portfolios for evidence of complex database maintenance and security implementation. Uma can run instant video interviews and build shortlists with side-by-side comparisons to help you identify strong matches quickly.

  • Look for deliverables like backup and recovery plans that demonstrate a methodical approach to data protection and restore testing protocols.
  • Check for documentation on security configurations, showing how the freelancer manages user roles, permissions, and access controls to protect sensitive data.
  • Seek performance tuning reports that explain specific configuration changes made to optimize database activity and resolve operational bottlenecks.

Step 3: Interview your top choices

Discuss technical approaches to database reliability and incident response. Schedule and conduct interviews within Upwork Messages, which generates an immediate transcript and summary after each session for your records.

  • Ask how they diagnose slow queries and adjust server configurations to improve throughput without disrupting active user connections.
  • Query their process for validating backup integrity through regular restore tests to ensure data recoverability during critical failures.
  • Explore their strategy for applying security patches and managing version upgrades while minimizing downtime for production environments.

Step 4: Agree on scope and begin work

Finalize deliverables such as administration runbooks and monitoring setups before starting. Use Upwork Messages and the contract workroom for communication and project management, plus identity verification, payment protection, hourly tracking, and project funds for security.

  • Define milestones for completing security audits, configuring automated backups, and submitting performance tuning recommendations for review.
  • Establish clear protocols for responding to monitoring alerts and documenting issue-resolution outcomes in shared operational notes.
  • Set expectations for ongoing maintenance tasks, including routine health checks and the submission of updated administration documentation.

Upwork is not affiliated with and does not sponsor or endorse any of the tools or services discussed in this article. These tools and services are provided only as potential options, and each reader and company should take the time needed to adequately analyze and determine the tools or services that would best fit their specific needs and situation.

The rates and information provided in this article are based on current data and industry sources available at the time of publication. Freelance rates can vary depending on factors such as experience, location, project scope, and market conditions. Readers are encouraged to conduct their own research to confirm current rates and trends, as this information may change over time.

How much does hiring a database freelancer cost?

Hiring a database freelancer typically costs $500-$2,000 per project. Final pricing depends on scope, technical complexity, required integrations, source-material quality, revision needs, and the freelancer's experience level.

Security configuration

$500-$1,200/project

Entry-level to mid-level
  • Defined user roles and permission structures
  • Applied security controls and access restrictions
  • Recorded configuration settings and validation steps

Backup planning

$1,200-$2,500/project

Mid-level
  • Documented backup schedule and recovery procedures
  • Verified restore operations and data integrity checks
  • Compiled maintenance instructions for ongoing use

Performance tuning

$2,500-$4,500/project

Mid-level to senior-level
  • Reviewed activity logs and identified bottlenecks
  • Adjusted configurations and optimized workloads
  • Summarized changes and measured performance gains

System migration

$4,500-$7,000/project

Senior-level
  • Planned data transfer and schema adjustments
  • Moved data and validated structural integrity
  • Confirmed application connectivity and data accuracy

Full administration

$7,000-$12,000/project

Expert-level
  • Designed scalable database structure and standards
  • Built core systems and integrated monitoring tools
  • Submitted complete operational documentation and training

Frequently asked questions

Is hiring a database freelancer worth it?

For most businesses, yes: hiring a database freelancer is worthwhile. You gain access to specialized administration skills without the overhead of a full-time employee. This approach lets you scale support up or down based on your current project needs.

How do I evaluate database freelancer candidates?

Look for candidates who document their backup and recovery procedures clearly. A strong candidate submits a sample runbook that details specific steps for restoring data after a failure.

What tasks does a database freelancer handle?

A database freelancer configures security controls and monitors system health. They also tune performance by adjusting configurations to match your workload and maintain reliability through regular upgrades.

Which tools do database freelancers use?

Freelancers often use pgAdmin for PostgreSQL tasks or Transact-SQL features for SQL Server. They select tools that match your existing database environment to manage backups and restore operations effectively.