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SQL is a domain-specific language used in programming that was considered the
standard in the mid-to-late 1980s, and developed by IBM in the late 1970s.
SQL is still used to retrieve and communicate with databases, and Freelancer.com has many professionals that can advise you and help solve whatever SQL issue you may have.
Post your project for free and connect with skilled SQL Developers ready to start today. Compare bids, ratings and portfolios, and only pay when you're happy with the work.
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8.2
8.2
100%

Karachi, Pakistan
$25 USD per hour
Working in the IT field for more than 15 years and have successfully completed 650+ projects in the local and international market. Programming languages and technologies I work on: 1. PHP 2. .NET 3. C#/SQL Server 4. WordPress 5. Bootstrap 6. HTML/HTML5/CSS 7. Javascript 8. Jquery and many more Benefits of hiring me: 1. I work 7 days a week. 2. I provide free maintenance to website and software clients for up to a month. 3. I create responsive and mobile-friendly websites. 4. I try my best to keep websites SEO-friendly. 5. I also do website maintenance, server management and website optimization. If you are looking for professional services, give me a chance and you will surely be amazed with my work. o 100% customer satisfaction o Perfect 5-star reviews o Good communication (availability - 15-16 Hours a day / All Week) Thank you for checking my profile. You will definitely love working with me!

9.4
9.4
98%

Karachi, Pakistan
$20 USD per hour
At Digital Arcanum, we donโt just deliver services โ we build complete digital growth systems. With over a decade of experience, weโve worked with global brands and multi-million to multi-billion dollar companies, helping them scale through strategy, technology, and performance marketing. Every project is personal. We go beyond templates and generic execution to create high-performance digital ecosystems that drive traffic, engagement, and conversions. Strategy First โ The Real Game Changer We donโt believe in random posting or design. Every action is backed by data, intent, and business goals. From first impression to final conversion, everything is connected. If your brand is posting but not growing or your website isnโt converting โ you donโt need more content, you need the right system. ๐๐Social Media & Performance Marketing We are social media growth specialists, not just managers. We build and scale brands across: Instagram, Facebook, TikTok, and YouTube Our services include: Social media strategy & content systems High-quality design (Adobe Photoshop & Illustrator) Reels & video editing (Adobe Premiere) AI-powered content (ChatGPT, Claude) Copywriting & engagement optimization Meta Ads & Google Ads (conversion-focused) Retargeting & scaling strategies Goal: Turn attention into revenue ๐๐Website Development & Automation We build fast, scalable, SEO-optimized platforms: ๐WordPress, Shopify, Webflow, Wix, Squarespace ๐GoHighLevel (GHL) funnels, landing pages, CRM ๐Full-stack solutions & API integrations ๐Automation using n8n & CRM workflows ๐SEO & Branding We drive long-term growth through: Keyword research & technical SEO Content strategy & optimization eCommerce SEO We also create premium brand identities: ๐Logo design & corporate identity ๐Marketing collaterals, packaging, pitch decks ๐UI/UX for websites & mobile apps Why Digital Arcanum ๐1000+ successful projects ๐Experience with global brands ๐Strategy-first approach ๐Strong focus on ROI ๐Built-in quality checks ๐24/7 operations Final Thought Most agencies deliver services. We build systems that scale businesses. Digital Arcanum โ Where Strategy Meets Growth

9.1
9.1
100%

Karachi, Pakistan
$30 USD per hour
๐ ๐๐ฟ๐ฒ๐ฒ๐๐ถ๐ป๐ด๐! Since starting my freelance journey in 2019, Iโve been focused on building scalable, high-performance digital solutions that go beyond just websitesโhelping businesses automate, grow, and operate efficiently. ๐๐ผ๐ฟ๐ฒ ๐๐ ๐ฝ๐ฒ๐ฟ๐๐ถ๐๐ฒ: ๐ฅ๏ธ ๐๐ฟ๐ผ๐ป๐๐ฒ๐ป๐ฑ & ๐๐ฝ๐ฝ๐น๐ถ๐ฐ๐ฎ๐๐ถ๐ผ๐ป๐: I build fast, dynamic, and scalable web applications using React JS, delivering smooth user experiences with modern UI systems and performance-focused architecture. โ๏ธ ๐๐ฎ๐ฐ๐ธ๐ฒ๐ป๐ฑ & ๐ฆ๐๐๐๐ฒ๐บ๐: I develop robust backend solutions using Node.js, Python, WordPress, WooCommerce, custom PHP, and Laravelโbuilding secure, scalable systems tailored to real-world business needs and integrations. ๐ค ๐๐๐๐ผ๐บ๐ฎ๐๐ถ๐ผ๐ป, ๐๐ป๐๐ฒ๐ด๐ฟ๐ฎ๐๐ถ๐ผ๐ป๐ & ๐๐: This is where I bring the most valueโhelping businesses streamline operations and reduce manual work: ๐ฒ WhatsApp Automation & Cloud API integrations ๐ณ Stripe payment systems (subscriptions, custom flows) ๐ง AI Chatbots (GPT-based & custom logic using Python/Node) ๐ฅ Real-time apps using Firebase ๐งฉ CRM development & business system design ๐ Workflow automation with n8n & Make.com ๐ Advanced API integrations (including Salesforce) ๐ฑ ๐ ๐ผ๐ฏ๐ถ๐น๐ฒ ๐๐ฝ๐ฝ๐: Cross-platform mobile app development using React Native with focus on performance and usability. I donโt just build featuresโI create systems that save time, automate workflows, and scale businesses. Letโs turn your idea into a powerful, automated digital product.

9.1
9.1
98%

Rawalpindi, Pakistan
$30 USD per hour
A Firm providing comprehensive range of Accounting, Taxation, Financial Consultancy and IT enable services through its experienced and qualified team members comprising of Chartered Accountants, CPAs and Bookkeeping Specialists. 1. Accounting/Bookkeeping (QBO, Oracle ERP, NetSuite, Xero, MS Dynamics Business Central) 2. Company setup in accounting software 3. Audit and Financial Modelling 4. MS Excel Analysis 5. Business Analysis/Valuations 6. Bank Reconciliations 7. Cash flow analysis 8. Preparation of financial statements 9. Budgeting and Forecasting 10. Accounts Payable/Receivables Management Apart from these we have specialized team working in the following areas: 1. Data Entry 2. Web Scraping and Research 3. Data Conversion (PDF to Excel, JPEG, XML etc) 4. Content Writing, Ghostwriting, Articles, Technical Writing 5. Virtual Assistant 6. Oracle Implementation (SQL, JAVA, Patching, Database Admin etc)

9.0
9.0
99%

Sargodha, Pakistan
$10 USD per hour
๐ eDATAEXPERT | Top-Rated Freelancer (4.9/5, 80% Repeat Hire) ๐ Welcome to eDATAEXPERT, your trusted partner for data-driven solutions, web development, and creative design! With over 1,116 successful projects and a 94% on-time delivery rate, our team delivers high-quality, budget-friendly results for businesses worldwide. We specialize in transforming complex challenges into efficient, scalable solutions. ๐น What We Offer: Data Entry & Processing: Accurate, AI-enhanced data entry, Excel/Google Sheets dashboards, and e-commerce product listings (Amazon, Shopify, eBay). Recent projects include B2B lead lists and sales tracking dashboards with 100% accuracy. Web Scraping & Lead Generation: Expert web scraping using Python, Phantombuster, Apollo, and ZoomInfo for market research, real estate data (Zillow, Trulia), and B2B email lists. Fast, reliable data extraction tailored to your needs. Web Development & Design: Custom WordPress, Shopify, and WooCommerce websites with HTML, CSS, and Bootstrap. Specializing in SEO-optimized e-commerce stores and Shopify Hydrogen updates. Graphic Design: Professional branding packages, including logos, business flyers, and social media visuals (Instagram, LinkedIn) using Adobe Suite for startups and small businesses. Virtual Assistance: Efficient CRM management, email handling, and product listing with tools like ClickUp and Zoho Creator. 24/7 support for seamless communication. Accounting & Bookkeeping: Streamlined financial reporting, inventory tracking, and QuickBooks/Xero integration for e-commerce and small businesses. ๐น Why Choose Us? Proven Excellence: 4.9/5 rating, 80% repeat hires, and 92% on-budget delivery from 1,088+ projects. AI-Powered Efficiency: We leverage AI tools (VBA, Python automation) to deliver faster results without compromising quality. Niche Expertise: Specialized in e-commerce, real estate, and B2B data solutions, ensuring tailored outcomes. Client-Centric Approach: Unlimited revisions, budget-friendly pricing, and 24/7 availability to exceed expectations. ๐น Recent Achievements: Built Shopify store with SEO optimization, increasing client sales by 20%. Scraped 10,000+ B2B leads using Apollo, delivered in 48 hours with 98% accuracy. Designed 50+ branding packages for startups, praised for modern aesthetics. ๐ฉ Letโs Collaborate! Contact us for data-driven solutions, e-commerce growth, or creative projects. Weโre ready to deliver results that drive your success! ๐น Skills: Data Entry | Data Processing | Excel | Google Sheets | VBA Web Scraping | Lead Generation | Python | Phantombuster | Apollo WordPress | Shopify | WooCommerce | HTML | CSS | Bootstrap Graphic Design | Adobe Photoshop | Illustrator | Social Media Visuals Virtual Assistance | CRM Management | ClickUp | Zoho Creator Accounting | Bookkeeping | QuickBooks | Xero

8.2
8.2
99%

Karachi, Pakistan
$30 USD per hour
We're professional web developer having extensive experience in all the stages of design, development, customization, and websites maintenance. Always focus on scalable and creative solutions that reflect your business, operational needs, and the success of your online and offline marketing strategy. Service area: โ Web Development โ WordPress / Drupal / Shopify โ eCommerce Solutions โ Web Design โ Responsive Web Designs โ On-Page SEO โ Page Speed Optimization Specialized in the following tools: โ WordPress / PHP / MySQL / jQuery / Ajax / JSON / JavaScript / API integration / CSS / SASS / HTML5 / Bootstrap / Photoshop / Illustrator / Figma Communication: โ Regular interaction with customers throughout the project. Looking forward to starting working with you! Let's discuss the project plan in a private message. Regards Farasat

7.7
7.7
99%

Islamabad, Pakistan
$25 USD per hour
I bring 15 years of hands-on experience in both back-end and front-end development, crafting reliable, high-performance web solutions tailored to each clientโs unique needs. My work is fueled by precision, innovation, and a commitment to delivering results that exceed expectations. โจ Technical Expertise Languages & Tools: PHP, JavaScript (jQuery, AJAX), HTML5, CSS3, Bootstrap CMS Expertise: WordPress, Joomla, Drupal Frameworks: Laravel, CodeIgniter, CakePHP eCommerce Platforms: Shopify, WooCommerce, Magento, OpenCart, PrestaShop Design Conversion: Pixel-perfect PSD-to-responsive websites with custom UI/UX design โจ Why Work With Me? โ Dedicated Professional: 100% freelance focusโyour project gets full attention โ Always Available: 24/7 support for updates, fixes, and consultations โ Client-First Approach: Unlimited revisions until youโre fully satisfied โจ Commitment to Quality From modern interfaces to scalable, secure back-end systems, I deliver smooth performance across all devices and platforms. Whether developing from the ground up or enhancing an existing project, I emphasize clean code, scalability, and user-focused solutions. Letโs transform your ideas into a powerful digital presence. Message me todayโIโm ready to bring 15 years of expertise to your project.

7.7
7.7
100%

Lahore Cantt, Pakistan
$10 USD per hour
Fixing slow, hacked, and broken WordPress websites with precision and guaranteed results. Are you dealing with a slow, hacked, or unstable WordPress website? I can fix it โ quickly, professionally, and with long-lasting results. Iโm a senior WordPress technical specialist with 7+ years of experience working on high-performance, secure, and fully optimized WordPress websites. Iโve successfully repaired, optimized, and secured 870+ WordPress and WooCommerce websites, helping businesses improve speed, stability, SEO, conversions, and overall performance. I turn WordPress problems into clean, fast, secure, and stable websites โ every single time. ๐ง What I Do โก Performance & Speed Optimization Load times under 2 seconds 90+ PageSpeed Insights & A+ GTmetrix performance Full optimization of CSS, JS, images, caching, and databases Core Web Vitals improvements for better SEO & user experience ๐ก๏ธ WordPress Security & Hack Cleanup Complete malware removal & blacklist fixes Japanese keyword hack, spam redirects, and injected script removal Security hardening, firewalls & long-term protection ๐ Error Fixing & Technical Troubleshooting White screen of death, 5xx/4xx errors, broken layouts Plugin conflicts, PHP issues, and database problems WooCommerce checkout, cart, and payment failures ๐จ Custom WordPress Design & Development Modern, responsive, mobile-first designs Custom themes, templates, and advanced functionality High-conversion landing pages (Elementor, Divi, Gutenberg, WPBakery) ๐ WooCommerce Repair & Optimization Fix product variations, errors & theme incompatibilities Checkout optimization & payment gateway fixes Speed improvements for large stores ๐ Migration, Setup & Configuration Hosting/domain migration with zero downtime SSL setup, CDN configuration & caching setup Fresh WordPress installations and full setup ๐ Ongoing Support & Maintenance 24/7 availability for emergencies Weekly updates, monitoring, and backup automation Long-term technical support plans ๐งฉ Why Clients Trust Me โ 6+ years of proven WordPress expertise โ 640+ successful fixes, optimizations & cleanups โ Clear communication & quick delivery โ Transparent workflow with before/after reports โ Satisfaction guarantee โ I stand behind my work I donโt just โfix problems.โ I deliver stable, secure, high-performing WordPress systems that support your business long-term. ๐ฉ Letโs Make Your Website Problem-Free Whether you need speed, security, fixes, optimization, or a complete redesign โ Iโm here to help. Send me a message now and get your WordPress site running perfectly.

9.7
9.7
98%

Lahore, Pakistan
$12 USD per hour
Our Primary focus is to ensure that our customer succeed in to their goals. We carefully analyze our customer's needs and objectives and deliver them a worthy solution. Our success measurement criteria is tied with the success of our customer. As a full service provider of Web development and IT solutions, we see our customer's project through from beginning to end: design, development, project management, quality assurance, E-commerce solution, outsourcing and ongoing support after the project's completion. We mainly providing following services 1. Native Mobile apps development 2. Hybrid Mobile apps development 3. Staff augmentation / Dedicated teams to companies permanently 4. Web development both custom or opensource 5. Product development based on customer needs 6. Product development by providing idea and work with Angel investors 7. Web and APP Designs 8. Social Marketing 9. One box solutions 10. Ecommerce solutions and products 11. Digital Strategy and Innovation
A SQL developer is a database specialist who designs, writes, and optimizes Structured Query Language code to store, retrieve, and manage data inside relational database systems. SQL developers build the queries, stored procedures, views, triggers, and schemas that power applications, reporting tools, and analytics pipelines across virtually every data-driven business.
Hiring a freelance SQL developer gives you direct access to the engineer who will turn raw business requirements into reliable, performant database code. The work goes far beyond writing SELECT statements. A skilled SQL developer designs normalized schemas, enforces referential integrity, tunes slow queries, and ensures that the data layer keeps pace with application growth.
Commercially, this matters because the database is usually the bottleneck. Slow queries cost conversions, broken reports cost decisions, and poorly designed schemas cost months of refactoring. A competent SQL expert prevents those costs and turns data into a strategic asset.
SQL development covers a broad set of tasks. Most freelance engagements include some combination of the following:
A strong SQL consultant is fluent across multiple relational engines and the surrounding ecosystem. Common platforms and tools include:
Almost every sector that handles structured data benefits from SQL expertise. Typical use cases include:
The strongest SQL specialists combine theoretical database knowledge with hands-on experience optimizing real workloads. When reviewing candidates, look for portfolios that include schema designs, before-and-after query tuning examples, and migration case studies. Vendor certifications such as Microsoft Certified: Azure Database Administrator Associate, Oracle Database SQL Certified Associate, or PostgreSQL Associate Certification are useful credibility signals, though practical experience usually carries more weight.
Ask candidates to walk through a query they optimized and explain the reasoning. The ability to read execution plans, identify index opportunities, and justify schema decisions separates senior database developers from junior ones.
Sample interview questions you can use directly:
Freelancer.com gives you access to a global pool of database engineers covering every major SQL dialect, cloud platform, and industry vertical. Whether you need a short engagement to fix a slow report or a long-term database architect to design a new data warehouse, you can post a project on Freelancer.com and receive competitive bids within hours.
Profiles on Freelancer.com include verified ratings, completion rates, portfolios, and client reviews, so you can shortlist confidently. Milestone Payments hold funds securely and only release them when you approve the work, giving both sides a clear, protected workflow. The scale and diversity of freelancers on Freelancer.com means you can match technical specialty, time zone, and budget to your exact project.
Hiring a SQL developer is straightforward when you describe the database environment and the outcome you need. The clearer your brief, the more accurate the bids will be. The process below walks through how to post your project, evaluate proposals, and award the work with confidence.
The project post is the single biggest determinant of bid quality. A precise brief filters for SQL developers whose dialect, tooling, and domain experience genuinely match your work. Head to the
Bids are short proposals that reveal how each SQL developer interprets the brief. Read them carefully. A strong proposal will reference your specific database engine, suggest a likely cause for performance issues you described, and outline a realistic plan rather than a generic pitch.
Final selection should combine proposal quality with profile evidence. For database work, look for consistency across multiple completed projects rather than a single impressive example. Pay close attention to written reviews that mention performance gains, on-time delivery, and clean documentation.
Simple work such as writing a set of stored procedures or tuning a handful of queries can be completed in a few days. Larger engagements like full schema redesigns, data migrations, or building a reporting back-end usually take several weeks. Timelines depend on data volume, the number of integrations, and how clean the existing database is.
A SQL developer focuses on writing and optimizing queries, stored procedures, and schemas that support applications and reporting. A database administrator focuses on the running database itself, including backups, replication, security, patching, and uptime. Many freelancers cover both, but for complex production environments you may want one of each.
Yes. Short, scoped engagements such as fixing a slow query, writing a specific stored procedure, or building a one-time data export are common on Freelancer.com. Provide the schema, sample data, and current execution plan in your brief so the freelancer can quote accurately.
Choose a SQL developer when the work centers on relational database design, query writing, and procedural logic inside engines like SQL Server, PostgreSQL, or Oracle. Choose a data engineer when the project requires building large-scale pipelines across distributed systems, streaming data, and tools like Spark or Kafka. Many freelancers carry both skill sets, so describe the workload clearly in your brief.
Generally no, at least not initially. Provide a sanitized copy, a staging environment, or an anonymized data sample so the freelancer can develop and test safely. Production access can be granted later under proper credentials and with version-controlled deployment scripts.

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