
Millions of people use Freelancer to turn their ideas into reality.
Trusted by leading brands and startups
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 programmers can certainly help you optimize your data management, which is essential to any modern company or organization. Speak to one for free today at Freelancer.com~

10.0
10.0
97%

Surat, India
$15 USD per hour
⭐ Top 1% on Freelancer.com | Narola Infotech - Digitalising Businesses Since 2005 ✎ About Us We are Narola Infotech, a globally recognized IT solutions company with 20+ years of experience delivering high-performance web, mobile, and enterprise software solutions to 1500+ happy clients across 50+ countries. Trusted by Fortune companies like CGI, L&T, Infosys, Biocon, and TVSNext. We don't just build software, we build lasting partnerships. Our approach is simple: understand your vision, deliver beyond expectations, and stay with you every step of the way. ✎ Why Choose Us? ➬ 20+ Years of Industry Experience ➬ 350+ Talented IT Professionals ➬ 3000+ Successfully Delivered Projects ➬ 95% Client Retention Ratio ➬ 4.9 ⭐ Clutch Rating ➬ 100% Project Success Ratio ➬ Clutch Top 1000 Companies Global 2022 ➬ Best Outsourcing Company - SGCCI ✎ Our Services ➬ Custom Web & Mobile App Development ➬ Custom Enterprise Software Development ➬ AI/ML & Data Analytics Solutions ➬ QA & Software Testing (Automation, Security, Performance) ➬ DevOps, Cloud Migration & Managed Services ➬ Salesforce Consulting, Implementation & Support ➬ Staff Augmentation - Dedicated Teams or Individual Developers ➬ Support & Maintenance ✎ Tech Stack ➬ Frontend: ReactJS, AngularJS, VueJS, NextJS, NuxtJS ➬ Backend: Node.js, Java, PHP, Laravel, .NET, Python, Django, WordPress ➬ Mobile: Flutter, React Native, iOS (Swift), Android (Java/Kotlin) ➬ Cloud & DevOps: AWS, Azure, Docker, Kubernetes, Jenkins, CI/CD, Terraform ➬ Database: MySQL, MongoDB, PostgreSQL, Firebase, MS-SQL ➬ Other: Salesforce, MS Dynamics 365, Power Platform, Big Data, AI/ML, Automation ✎ Industries We Serve ● Fintech ● Healthcare ● Retail & Ecommerce ● Education ● Real Estate ● Media & Entertainment ●Transport & Logistics ✎ Our Strengths ➬ Agile Development Methodology ➬ Daily & Weekly Progress Reports ➬ Clear Communication & Collaboration ➬ 100% Plagiarism-Free & Secure Delivery ➬ Guaranteed Data Privacy & NDA Protection ➬ Flexible Engagement Models: ● Fixed Cost ● Time & Material (Hourly) ● Dedicated Team ● Hybrid Model (Fixed + Hourly) ✎ Our Promise "You will get the value of every penny you spend. We are committed to driving your business forward with reliable, quality solutions powered by technology and innovation." - Ashish Narola, CEO

9.4
9.4
99%

Ahmedabad, India
$30 USD per hour
Hello, I’m Sweta Patel, Coder at and Owner of Cloud Web Labs. At Cloud Web Labs, we offer quality services to our clients, regardless of size or budget, while completing them on affordable budgets and quick timelines. Our team of talented professionals are able to handle projects involving the following aspects: - Responsive multilingual websites with Wordpress, WIX, Squarespace, PSD/XD/Figma to Bootstrap/HTML/CSS/Wordpress - Custom theme and plugin development for wordpress - Online Shop : Woocommerce, WIX and SquareSpace - Payment gateways: Paypal, stripe, 2checkout, Skrill, Payfort, credit/debit card - PHP, AJAX, jQuery, JavaScript - API integrations – Showing live NFT addresses, live prices for metals eg. Gold, silver, Games Match list – Basketball, football - Google API integrations – MAPs, ReCaptcha, REST apis - Responsive Email Template and Signature creation with html/css and different mail engines :Mailchimp, Outlook, Gmail, Yahoo and Hotmail. We have a large tech stack that allows us to be flexible and creative with our solutions, offering you the kind of products that you won’t find with other freelancers or firms. We’re available Monday through Friday, and also Saturday (on reduced hours), and are happy to answer questions, share portfolio samples, or jump straight into planning the execution of your next project. If you want to chat, feel free to message us at any time! We’re happy to discuss your needs and our abilities, and will only pass on your project if we KNOW we can’t handle your project. Thanks, and have a great day!

9.5
9.5
99%

Kolkata, India
$20 USD per hour
Fourtunedesign is a web & graphic design company. Top Rated by Preferred Freelancer Team.We are specialized in various platforms and working on different fields such as: - Logo Design - UI/UX Design - FIGMA - Website Design & Development - Print Media. - Branding - Illustration - Icon Design - Poster Design - Digital Painting - Banner Design - Leaflets - Letterheads - Flyer Design - Business Cards - Brochure Design - T-shirt Design Our specialization is customized logo and web designing so we provide 100% original work.. I can deliver quality notes to tight deadlines.We believe in 100% customer satisfactory work, so our designing packages have flexible pricing and unlimited revision until your satisfaction.

8.5
8.5
99%

Perundurai, India
$15 USD per hour
I have 10 years experience in designing websites, standalone applications. I use PHP, Javascript, jQuery, HTML, CSS, C#, Wordpress. I will be available online from 2 am GMT to 5 pm GMT. I will provide 7 days free support that related to my work done and service guaranteed on my work.

9.2
9.2
99%

RAJAHMUNDRY, India
$9 USD per hour
As a highly experienced and passionate web designer and developer, Creatvmind offers innovative services for making your online presence lively and productive. We are a professional web development and offshore outsourcing firm with proven experience and expertise in custom web design development solutions. Our end to end Web Development Solutions are simple, solid and professional. Our processes ensure that each project is developed with best practices, and quality is not compromised, while keeping your financial goals in sight. We believe that creativity and usability are the two vital aspects of any online entity. We are experts in most Custom Web Application including: AJAX, Joomla, Wordpress, Woocommerce, Shopify, Simple CMS, PHP, HTML/XHTML, CSS 3, Oscommerce, Javascript, XML, Web 2.0, Logo/Flyer & Banner Ad Designing with all Cross-browser compatible Designs

9.0
9.0
100%

South Delhi, India
$40 USD per hour
Mandlaus Group Pvt. Ltd. is a Top-Rated and Preferred Freelancer.com agency with 22+ years of experience on the platform. We build high-quality, production-ready software that is reliable, scalable, and secure. We deliver great work that creates real value for our clients. 🏆 1500+ projects completed ⭐️ All 5-star reviews ⏰ 100% on-time 💰 100% on-budget ✅ 100% completion rate 🤝 30% re-hire rate 🎂 On Freelancer since 2004. We are proud Microsoft Partner and IBM Partner, delivering enterprise-grade solutions that meet global standards in performance, security, and compliance. We can bring your vision to reality by transforming your ideas into powerful, scalable, and high-performance digital solutions. Our focus is to deliver exceptional quality with clear communication, disciplined execution, and strict adherence to timelines and budgets, so you gain not just software, but a reliable technology foundation you can confidently grow on. ➡️ Our services: ✅ Enterprise Software Development ✅ Web Application Development ✅ Mobile App Development (iOS, Android, Cross-Platform) ✅ Legacy System Modernization ✅ API Development & Integration ✅ System & Third-Party Integration ✅ Cloud Application Development & Migration ✅ AI Integration ✅ Data Analytics & Business Intelligence ✅ Application Maintenance & Support ✅ QA, Testing & Performance Engineering ✅ DevOps & CI/CD ✅ IT Consulting & Solution Architecture ➡️ Deliverables & Outputs: ✅ Enterprise SaaS Platforms ✅ Custom Web Portals & Dashboards ✅ Admin Panels & Backend Systems ✅ Mobile Applications (Native & Hybrid) ✅ RESTful & GraphQL APIs ✅ API Documentation & Technical Documentation ✅ Cloud-Native Applications ✅ AI-Powered Automations ✅ Data Pipelines & BI Dashboards ✅ System Architecture Documentation ✅ CI/CD Pipelines & Automated Deployment Setups ✅ Refactored & Modernized Legacy Systems ✅ Ongoing Optimization & Support ➡️ Technical Expertise: ✅ Programming Languages: PHP, JavaScript, TypeScript, Python, Java, C#, Golang, Ruby ✅ Frontend Development: HTML, CSS, JavaScript, React.js, Next.js, Vue.js, Angular, Svelte, React Router V7, Tailwind CSS, Bootstrap. ✅ Backend Development: Laravel, Symfony, Core PHP, Express, Nest, Django, Flask, Spring, Spring Boot, ASP.NET Core, Echo, Gin, Fiber, Ruby on Rails, Firebase ✅ Mobile App Development: React Native ✅ Cloud Platforms: AWS, GCP, Azure, IBM Cloud, Vercel, Digital Ocean, Heroku, Netlify ✅ Databases: PostgreSQL, MySQL, MariaDB, SQL Server, MongoDB, Apache Cassandra, Firebase Firestore ✅ DevOps: Docker, Github Actions ✅ Version Control: Git, GitHub, GitLab ✅ Payment Gateways: Stripe, Paypal, Razorpay ➡️ Communication & Collaboration: ✅ We communicate fluently in English and Hindi, ensuring clarity in technical documentation, business discussions, and stakeholder reporting. If you need a reliable, process-driven technology partner with a flawless execution record, Mandlaus Group Pvt. Ltd. is ready to build, optimize and scale your next solution.

10.0
10.0
97%

SURAT, India
$15 USD per hour
At DaydreamSoft Infotech LLP, we excel in transforming innovative ideas into reality by leveraging cutting-edge tools, frameworks, and programming languages. Our commitment to staying ahead of technological advancements ensures that we deliver high-performance, user-friendly, and scalable applications. Whether you're looking for feature-rich websites, robust mobile applications, or comprehensive digital solutions, our team is equipped to bring your vision to life with advanced design and QA services. TECHNOLOGY STACK ✔ FRONTEND: PSD, HTML, CSS, Bootstrap, AngularJS, VueJS, ReactJS, ExpressJS, NextJS ✔ BACKEND: PHP, NodeJS, Laravel, CakePHP, CodeIgniter, Java, Ruby on Rails, MVC ✔ CMS: WordPress, Squarespace, Wix, Webflow, Weebly, Framer.io ✔ DB: MySQL, MongoDB, SQL, PostgreSQL ✔ Mobility: iOS & Android, React Native, Ionic, Flutter ✔ Marketing: SEO & Digital Marketing ✔ Python: Django, Scrapy, Flask, Odoo, PyQt, Tkinter, Scripting, Automation/API testing, Data Analysis, Pandas, PineScript/Trading Script ✔ Shop: Shopify (Liquid), Magento, WooCommerce ✔ Servers: Dedicated, Shared, VPS, Private Servers, Cloud Hosting ✔ Games: Unity 2D/3D ✔ Design: UX/UI, Graphics, Illustrator, Adobe XD, Figma, Logo Design, Photo Editing, App Screen Designing, Wireframe ✔ Version Control: GitHub, GitLab, SVN ✔ AI/ML ✔ Progressive Web Apps (PWA) ✔ Tools/Software: Trello, Jira, Slack, Asana, Clickup OUR STRENGTHS ✔ Regular Communication ✔ Daily & Weekly Work Update Reports ✔ 100% Guaranteed Plagiarism-Free Work ✔ Guaranteed Data Security & Privacy ✔ Agile Development Methodology FLEXIBLE ENGAGEMENT MODELS ✔ Fixed Cost ✔ Time & Material (Hourly) ✔ Dedicated Team ✔ Hybrid Model (Fixed + Hourly) CORPORATE VALUE PROPOSITION ✔ Patience with Clients ✔ Diversified Industry Portfolio ✔ Dedication to Client's Vision & Empowerment ✔ Proactive in Suggesting Best Practice Solutions ✔ Prioritizes Personal Privacy and Data Security ✔ Customer-Centric, Collaborative, and Communicative Approach ABOUT DAYDREAMSOFT INFOTECH LLP At DaydreamSoft Infotech LLP, our unwavering commitment to outstanding customer service distinguishes us in the industry. We emphasize transparent communication, teamwork, and a thorough understanding of our clients' objectives. Our dedicated team collaborates closely with each client, offering insightful guidance, expert advice, and ongoing support throughout and beyond the development phase. This cooperative approach ensures we consistently exceed client expectations. By choosing DaydreamSoft Infotech LLP, you gain a dependable and strategic technology partner focused on propelling your business forward. We are dedicated to delivering top-notch quality while ensuring projects are completed on time and within budget. Our mission is to enable businesses to flourish in the digital realm through our extensive expertise and impactful solutions.

9.7
9.7
97%

Kolkata, India
$20 USD per hour
Welcome to EClick Softwares - Your Comprehensive Digital Solutions Partner! With over 3000 successful projects under our belt, EClick Softwares is a powerhouse in the freelance web development community. Our team of 75+ skilled professionals is ready to tackle any digital challenge you throw our way. Specialize in: o Web Development o Mobile App Creation o CRM Systems o Application Software o Digital Marketing Languages and platforms: o Node.js, Next.js, React.js o Angular, Vue.js o PHP, Laravel, CodeIgniter o WordPress, WooCommerce o Shopify, Magento, PrestaShop o Ionic, WIX o Joomla, Drupal o MySQL, CSS, HTML Others Expertise: o Graphic design: Logos, flyers, business cards, banners, and more o SEO and SEM optimization o Content writing services o Flexible pricing and payment options o Expert consultations

9.8
9.8
98%

Rajkot, India
$7 USD per hour
## 18+ Years of Experience | AI-Powered Development | Top on Freelancer Hi there! I’m Ghanshyam, and I lead the team here at Keshav Infotech. Our journey started in 2006. Back then, my partner Samir and I had just three computers (one was borrowed!) and a tiny workspace. Today, we have grown into a team of 75+ experts working from our 5,000-sq-ft office. We aren't just "tech guys"—we are "techpreneurs" who love building great products. ### Why Work With Us? We combine 18 years of deep experience with the speed of modern AI. => Faster Delivery: We use the latest AI tools (Cursor, Claude, ChatGPT) to write and check code faster. => Better Pricing: By using AI and ready-made assets, we save time on manual tasks. We pass those savings on to you. => Proven Quality: We are in the Top Rank of the Freelancer.com community with a very high repeat hire rate. ### What We Do Best - Mobile Apps: iOS, Android, and Flutter. - Specialized Apps: BLE, IoT, NFC, and Hardware integration. - Game Development: High-quality Unity Games. - Web Development: Laravel, Node.js, React, Vue, WordPress, and Shopify. - Design: Modern UI/UX Design for apps and websites. ### How We Work (Step-by-Step) We follow a clear process so there are no surprises: 1. Scope: We create a detailed study document of your requirements. 2. Planning: We build wireframes and data flow diagrams. 3. Design: We create the system design and all app screens. 4. Testing Plan: We define test cases for all devices. 5. Development: Our team starts the programming phase. 6. Review: Regular updates and reviews with you. 7. Launch: Final testing, bug fixing, and deployment to your server. ### Availability & Communication - Response Time: Usually within 12 hours. - Working Days: Monday to Saturday. - Working Hours: 10:00 AM to 8:00 PM. Our Goal: We aren’t looking for a "one-time project." We want to build a long-term business relationship with you. We guarantee our work and won't stop until you are 100% happy. Ready to start? Let’s chat about your project! Best Regards, Ghanshyam & Samir Keshav Infotech
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.

Freelancer Enterprise
Use our workforce of 89 million to help your business achieve more.

Freelancer API
Why hire people when you can simply integrate our talented cloud workforce instead?
Post a project today and get bids from talented freelancers
Get some inspiration from SQL projects

Game.
₹3,700 in 9 days.

Package Design.
₹8,100 in 4 days.

Music Video.
₹22,200 in 12 days.

Interior Design.
₹19,900 in 14 days.

Poster.
₹7,400 in 3 days.

Flyer Design.
₹1,100 in 1 day.

Concept Design.
₹7,400 in 10 days.

Socials Post.
₹3,700 in 6 days.
Millions of users, from small businesses to large enterprises, entrepreneurs to startups, use Freelancer to turn their ideas into reality.
89.0M
89.0M
Registered Users
25.7M
25.7M
Total Jobs Posted