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Freelance Sql Developer Jobs (NOW HIRING)

Solomon Page

Sr. Data Engineer

Boston, MA · On-site

$50 - $65/hr

Optimize PostgreSQL databases, SQL queries, and table structures for performance and efficiency ... freelancers - which sets us apart in the industries we serve. About Solomon Page Founded in 1990 ...

SysMind Tech

Sr Mulesoft Lead Developer/ Architect

... SQL DB, DataDog • Proven experience in migration projects from legacy systems to MuleSoft. • ... Enable Skills-Based Hiring No Can we use Freelancer? Thanks and Regards, Rick (Rohit Rawat) Senior ...

Solomon Page

Data Engineer

Austin, TX · On-site

$55 - $70/hr

Strong expertise in SQL with experience working on large-scale and complex datasets. * Hands-on ... freelancers - which sets us apart in the industries we serve. About Solomon Page Founded in 1990 ...

Vertech

Relevant internship, research, freelance, project, or professional experience developing AI ... Technical fluency in programming languages such as Python, SQL, or Java for diagnosing complex API ...

Procter & Gamble

Data AnalystRemote

Mason, OH

... SQL, and Excel Knowledge of statistical methods and data modeling Expertise in data cleaning and ... Programming skills (Python, R), knowledge of cloud computing platforms, domain knowledge in ...

Procter & Gamble

Data Analyst

Mason, OH · On-site +1

Proficiency in data analysis tools such as Python, R, SQL, and Excel * Knowledge of statistical ... Programming skills (Python, R), knowledge of cloud computing platforms, domain knowledge in ...

DataCamp

Data Science Editor

Belgium, WI · On-site +1

Detailed knowledge of at least one programming language (Python, R, SQL, etc.) or Business ... Recruit and manage freelance creators & experts from the data science, AI, analytics, business ...

DataCamp

Data Science Editor

Belgium, WI · On-site +1

Detailed knowledge of at least one programming language (Python, R, SQL, etc.) or Business ... Recruit and manage freelance creators & experts from the data science, AI, analytics, business ...

DataCamp

Data Science Editor

Belgium, WI · On-site +1

Detailed knowledge of at least one programming language (Python, R, SQL, etc.) or Business ... Recruit and manage freelance creators & experts from the data science, AI, analytics, business ...

Investory

Vienna Office

Lead Full Stack Developer We are looking for a Lead Full Stack Developer to join the investory.io ... Advanced SQL skills * Familiarity or interest in learning open-source data analytic and AI/ML tools ...

JLab Audio

Junior Developer

Carlsbad, CA · On-site

$31.25 - $40.86/hr

... freelance) * Strong proficiency in at least one modern programming language such as JavaScript ... Familiarity with SQL or basic database querying preferred * Exposure to NetSuite, Shopify, or ...

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How much do freelance sql developer jobs pay per hour?

As of Jun 29, 2026, the average hourly pay for freelance sql developer in the United States is $52.60, according to ZipRecruiter salary data. Most workers in this role earn between $43.51 and $59.62 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Freelance SQL Developer, and why are they important?

To thrive as a Freelance SQL Developer, you need expertise in SQL programming, database design, and query optimization, often supported by a degree in computer science or related certifications. Familiarity with database management systems like MySQL, SQL Server, PostgreSQL, and tools such as SSIS or SQL Profiler is typically required. Strong problem-solving, time management, and effective communication skills help freelancers manage multiple projects and client expectations. These skills ensure the delivery of efficient, reliable database solutions tailored to diverse client needs in a competitive freelance market.

What are freelance SQL developers?

Freelance SQL developers are independent professionals who specialize in designing, developing, and managing databases using Structured Query Language (SQL). They work with clients on a project or contract basis, rather than as full-time employees, to build, optimize, and maintain database systems. Their responsibilities often include writing SQL queries, ensuring data integrity, optimizing database performance, and sometimes integrating databases with applications. Freelance SQL developers typically have expertise in various database management systems such as MySQL, PostgreSQL, Microsoft SQL Server, or Oracle. Their flexibility allows businesses to access specialized database skills as needed without hiring permanent staff.

What is the difference between Freelance Sql Developer vs Freelance Data Analyst?

AspectFreelance Sql DeveloperFreelance Data Analyst
Required SkillsSQL, database management, query optimizationSQL, data visualization, statistical analysis
Work EnvironmentRemote or client sites, project-basedRemote or client sites, project-based
CertificationsSQL certifications, database certificationsData analysis certifications, SQL certifications
Industry UsageIT, software development, database managementBusiness intelligence, marketing, finance

Freelance Sql Developers focus on designing, optimizing, and maintaining databases using SQL, often working closely with IT teams. Freelance Data Analysts interpret data, create reports, and provide insights, frequently utilizing SQL as part of their toolkit. While both roles require SQL skills, their primary focus and industry applications differ, making each suitable for different client needs.

What Does a Freelance SQL Developer Do?

As a freelance SQL developer, your duties are to provide your clients with database analysis and assistance. You discuss with your clients their needs and goals, develop a budget and timeline, and produce deliverables according to your contract. As part of this, you develop test scenarios for the database, write code for database queries, and create the specific tools and applications that end-users use to access information from the database. You also work with other developers to make database storage and information access more efficient for users. Some SQL developers have cybersecurity responsibilities, such as ensuring database and network security.

What are some common challenges freelance SQL developers face when working with multiple clients simultaneously?

Freelance SQL developers often juggle diverse projects across different industries, which can lead to challenges such as adapting to varying database architectures, understanding unique business requirements, and managing multiple deadlines. Coordinating communication with clients who may have different levels of technical knowledge can also be demanding. To overcome these challenges, strong organizational skills, clear documentation practices, and proactive client updates are essential for maintaining project quality and client satisfaction.
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Freelance Sql Developer jobs near you
Infographic showing various Freelance Sql Developer job openings in the United States as of June 2026, with employment types broken down into 14% Full Time, 13% Part Time, and 73% Contract. Highlights an 77% Physical, 2% Hybrid, and 21% Remote job distribution, with an average salary of $109,407 per year, or $52.6 per hour.

Junior Front End Development Analyst/Intern - 4DS Corp

Inbulks Corp

Long Island City, NY • On-site

Full-time

Posted 20 hours ago

Job description

Company Description

Founded in 2015, 4DS Corp., parent of Inbulks.com is a NY based multi-asset e-commerce company with a large variety of products and brands under the portfolio. We are currently looking for a well-rounded front end/full stack developer to join the team and help with the expanding business. Work will be primarily around the development of our in-house inventory management system, order management system, and e-commerce platform. This role is a junior role and has flexible job type (contractor, full time, or intern).

Job Description

- Develop and maintain firm's inventory management system along with senior developers

- Work with product manager to execute product requirements

- Resolve bugs or defects related to the system

- Ability to quickly shift gear between projects and multitasks when needed

- Ability to communicate and escalate with senior management as issues arise

Qualifications

- Front end languages include HTML, CSS, Javascript, or more

- Back end languages include Java, NodeJS, or more

- Familiar with database languages such as SQL, MYSQL, MongoDB or more

- Preferred Language: Chinese (Mandarin) & English

Additional Information

Job Type: Full-Time/Part-Time/Freelance

Work Location: New York, NY / Long Island, NY

Work Remotely: Yes (NYC area preferred)

We offer CPT, OPT, H1B Sponsorship for International Applicants

All your information will be kept confidential according to EEO guidelines.

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