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Freelance Data Integration Developer Jobs (NOW HIRING)

Integral

Data Integration Engineer

Fort George G Meade, MD · On-site

$125K - $155K/yr

Overview Integral Federal is seeking a Data Integration Engineer to engineer and sustain mission-data movement, synchronization, transformation, reconciliation, and quality across JPES/JCRM and ...

Qventus

Data Integration Engineer

$106K - $143K/yr

The Data Integration Engineer will help execute on the most critical components of our deployment process - data integration and validation. Our software depends on reliable, real-time, and ...

Krispy Kreme

Data Integration Engineer

Charlotte, NC · On-site

Krispy Kreme's Data Integration Engineer will be responsible for designing, implementing, and maintaining data integration solutions, creating robust data integration pipelines that connect B2B ...

DecisionPoint | Cortek

Senior Integration Developer

$120K - $125K/yr

Develop data transformation, mapping, and reconciliation logic using scripting languages and integration frameworks. * Ensure interoperability through API gateway management , secure token handling ...

Krispy Kreme

Data Integration Engineer

Charlotte, NC · On-site

Krispy Kreme's Data Integration Engineer will be responsible for designing, implementing, and maintaining data integration solutions, creating robust data integration pipelines that connect B2B ...

ChenMed, LLC

Senior Data Integration Engineer

Miami, FL · On-site

The Senior Data Integration Engineer is responsible for coding standard and non-standard (Health Level Seven International (HL7) interfaces and file transfers through an interface engine product as ...

Pay Lynxs

Senior Data Integration Engineer

Portland, OR · On-site

Looking for a place where you can grow and improve your DevOps and application interfacing skills? Well, you're in the right place! PayLynxs is hiring a Senior Data Integration Engineer to join our ...

PayLynxs

Senior Data Integration Engineer

Portland, OR · On-site

Looking for a place where you can grow and improve your DevOps and application interfacing skills? Well, you're in the right place! PayLynxs is hiring a Senior Data Integration Engineer to join our ...

Saviance

Integration (Data) Engineer

Boston, MA · On-site

Saviance is seeking a talented Integration Engineer with a strong background in data integration and ETL processes. The role involves designing, developing, and maintaining data integration solutions ...

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How much do freelance data integration developer jobs pay per hour?

As of Sep 3, 2026, the average hourly pay for freelance data integration developer in the United States is $51.68, according to ZipRecruiter salary data. Most workers in this role earn between $43.51 and $58.17 per hour, depending on experience, location, and employer.

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Freelance Data Integration Developer jobs near you
Infographic showing various Freelance Data Integration Developer job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 85% Full Time, 11% Part Time, and 3% Contract. Highlights an 84% Physical, 4% Hybrid, and 12% Remote job distribution, with an average salary of $107,501 per year, or $51.7 per hour.

Data Integration Engineer

Integral

Fort George G Meade, MD • On-site

$125K - $155K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 7 days ago

Job description

Overview
Integral Federal is seeking a Data Integration Engineer to engineer and sustain mission-data movement, synchronization, transformation, reconciliation, and quality across JPES/JCRM and external systems.
Responsibilities
  • Develop data mappings and transformations.
  • Support data synchronization and reconciliation.
  • Analyze and resolve data-quality issues.
  • Troubleshoot end-to-end data flows.
  • Validate inbound/outbound data exchanges.
  • Coordinate data dependencies with external systems.
  • Support interface and integration testing.
  • Develop monitoring and validation approaches for mission data.

Qualifications
Required:
  • BA/BS in an engineering discipline. Additional four years of experience in lieu of degree is acceptable.
  • 5+ years data engineering/integration experience.
  • SQL and relational database experience.
  • ETL/data-transformation experience.
  • Data-quality and reconciliation experience.
  • Interface troubleshooting experience.
  • U.S. citizenship and required Secret eligibility.

Preferred:
  • PostgreSQL.
  • Java/APIs.
  • DoD operational-data integration.
  • JOPES/JPES/JCRM experience.

Salary range: $125,000-$155,000
This position is in the proposal stage. The above salary range represents a general guideline. Integral Federal considers a number of factors when determining base salary offers, such as the scope and responsibilities of the position and the candidate's experience, education, skills, and current market conditions.
Depending on the position, employees may be eligible for overtime, shift differential, and/or discretionary bonuses in addition to base pay.
Company Overview
Integral partners with federal defense, intelligence, and civilian leaders to tackle their most important challenges and deliver positive outcomes. Since our founding in 1998, we have helped clients leverage existing and emerging technologies to transform their enterprises, empower growth, drive innovation, and build sustainable success. The forward-leaning solutions we deliver are tailored to each mission with a focus on keeping our nation safe and secure.
Integral is headquartered in McLean, VA and serves clients throughout the country.
We offer a comprehensive total rewards package including paid parental leave and immediate vesting in our 401(k). Give us a try and become part of a curated group of professionals at Integral Federal!
Our package also includes:
• Medical, Dental & Vision Insurance
• Flexible Spending Accounts
• Short-Term and Long-Term Disability Insurance
• Life Insurance
• Paid Time Off & Holidays
• Earned Bonuses & Awards
• Professional Training Reimbursement
• Paid Parking
• Employee Assistance Program
Equal Opportunity Employer/Protected Veteran/Disability

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