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Freelance Python Sql Developer Jobs (NOW HIRING)

Oracle PL SQL Developer

Tampa, FL · On-site

$48 - $60.50/hr

ClifyX is a company seeking an Oracle PL SQL Developer. The role involves working with SQL and ... Python SQL operator in any ALL • Advantage and disadvantage of using PLSQL packages good ...

Python Developer

Loudoun, VA · On-site

$57 - $78.50/hr

Python, REST API, ETL, AWS and SQL Position: Java Developer Location: Herndon, VA Description: The client is seeking a Developer to design, develop, and implement applications using general languages ...

Data Engineer PYTHON/SQL

Washington, DC · On-site

$129K - $155K/yr

Bachelor's Degree in Computer Science, Data Engineering, Information Systems, or an equivalent combination of education, training, and experience. * Strong proficiency in SQL and Python. * Experience ...

Azure SQL Developer

Weehawken, NJ · On-site

$59.75 - $74.25/hr

NAVA Software solutions is looking for a Azure SQL Developer Details: ETL w/T-SQL and Azure ... TSQL Programmer and Batch Developer (Using Azure Data Factory and Python Scripting) * Experience in ...

JB061852 - SQL Developer with Snowflake

$46.25 - $63.50/hr

Skills SQL Developer, Snowf.. Visa Types Green Card, US Citiz.. Job Title: SQL Developer with ... Experience with Python or Shell scripting. * Knowledge of dbt, Airflow, or similar orchestration ...

SQL Developer - Bangkok, Thailand

$46.25 - $63.50/hr

The SQL Developer will own and optimize manufacturing data systems that directly support production ... Experience using Python for data processing or automation. * Familiarity with AI/ML data ...

Sr PL/SQL Developer

Jersey City, NJ · On-site

$54.62 - $64.62/hr

... of Python or Shell scripting for automation Familiarity with trade lifecycle (orders, executions ... data engineering,computer science,PL/SQL,performance tuning,knowledge of Python,Shell scripting ...

The SQL Developer will own and optimize manufacturing data systems that directly support production ... Experience using Python for data processing or automation. * Familiarity with AI/ML data ...

Oracle PL/SQL Developer

Westlake, TX · On-site

$48.75 - $61.50/hr

Title : 181321 - Oracle PL/SQL Developer Location :Westlake, TX or Jersey City, NJ Local candidates ... SQL loader. 6) Python would be very good to have *NICE-TO-HAVE* AWS, Data Analytics and ...

PYTHON DEVELOPER

Suitland, MD · On-site

$54.25 - $74.75/hr

PYTHON DEVELOPER Location: Suitland, MD Duration: 12+ Months Visa: USC, GC, H1B and EAD Contract ... Ability to work with SQL/Oracle DB * Ability to develop RESTful services using Python and Java ...

Programming experience in one or more of the following: * C# * Java * Python * SQL * Excellent analytical, communication, and problem-solving skills. * Strong attention to detail and ability to work ...

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How much do freelance python sql developer jobs pay per hour?

As of Aug 19, 2026, the average hourly pay for freelance python sql developer in the United States is $58.62, according to ZipRecruiter salary data. Most workers in this role earn between $48.32 and $66.59 per hour, depending on experience, location, and employer.

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Oracle PL SQL Developer

ClifyX

Tampa, FL • On-site

$48 - $60.50/hr

Full-time

Re-posted 7 days ago


Job description

Job Summary:
ClifyX is a company seeking an Oracle PL SQL Developer. The role involves working with SQL and PLSQL, focusing on data processing and database development tasks, including performance optimization and data comparisons.
Responsibilities:
• Strong understanding between OLTP and Batch Processing using SQL and PLSQL
• Oracle Table Indexs all types Primary Key
• Oracle Table Partitions Fetch JSON data using PIVOT unknown number of columns applying rowlocks using SELECT
• Strong written knowledge on SQL Joins PLSQL collections Deterministic function good understanding on sysrefcursor
• How to capture which program is calling Oracle PLSQL Procedure function packages
• Strong on Oracle SQL parsing SQL engine vs PLSQL engine PLSQL cursors ToDate totimestamp Renaming table columns
• Very Good understanding of SQL execution plan inline functions
• Best approaches on implementing user defined referential constraint check using PLSQL
• Comparing data between two identical tables and finding list of columns with unmatched values fastest method on storing and retrieval of JSON data from CLOB columns why should be use Execute Immediate Oracle PLSQL exceptions user defined as well Oracle provided
• PLSQL cursor Multiple ways to pass data from Oracle PLSQL procedure to Angular or Java or Python SQL operator in any ALL
• Advantage and disadvantage of using PLSQL packages good understanding on Transaction within another Transaction in Oracle
Qualifications:
Required:
• Strong understanding between OLTP and Batch Processing using SQL and PLSQL
• Oracle Table Indexs all types Primary Key
• Oracle Table Partitions
• Fetch JSON data using PIVOT unknown number of columns applying rowlocks using SELECT
• Strong written knowledge on SQL Joins
• PLSQL collections
• Deterministic function
• Good understanding on sysrefcursor
• How to capture which program is calling Oracle PLSQL Procedure function packages
• Strong on Oracle SQL parsing
• SQL engine vs PLSQL engine
• PLSQL cursors
• ToDate totimestamp
• Renaming table columns
• Very Good understanding of SQL execution plan
• Inline functions
• Best approaches on implementing user defined referential constraint check using PLSQL
• Comparing data between two identical tables and finding list of columns with unmatched values
• Fastest method on storing and retrieval of JSON data from CLOB columns
• Why should be use Execute Immediate
• Oracle PLSQL exceptions user defined as well Oracle provided
• PLSQL cursor
• Multiple ways to pass data from Oracle PLSQL procedure to Angular or Java or Python
• SQL operator in any ALL
• Advantage and disadvantage of using PLSQL packages
• Good understanding on Transaction within another Transaction in Oracle
• Industry certification in Oracle Database
Preferred:
• ANSI-SQL
• Dimensional Data Modeling
• Oracle Data Integrator (ODI)
• QlikView
Company:
ClifyX provides innovative business solutions which satisfy requirements for mission-critical reliability, scalability, interoperations. Founded in 1998, the company is headquartered in South Plainfield, USA, with a team of 501-1000 employees. The company is currently Late Stage.

ClifyX logo

About ClifyX

Sourced by ZipRecruiter

ClifyX is a well-established player in the IT Services sector that specializes in providing result-oriented technological solutions to a wide range of industrial verticals. Based in South Plainfield, New Jersey, ClifyX offers a comprehensive selection of IT services that include project staffing, application development, professional consulting, and other IT-based solutions. While the company's website, clifyx.com, does not divulge the exact founding date, it is clear that ClifyX has grown into a renowned name within their domain, thanks to their unwavering commitment to innovative practices. The company's mission statement revolves around harnessing the power of technology to assist their clientele in steering their respective businesses towards success.

Industry

Recruiting and staffing services

Company size

51 - 200 Employees

Headquarters location

South Plainfield, NJ, US

Year founded

1998