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Freelance Integration Software Engineer Jobs in Stockbridge, GA

campus4tech

Software Engineer II

Atlanta, GA · On-site

Software Engineer II Onsite 5 days a week MUST have own laptop Not a management position (technical ... integrate, and maintain RESTful APIs and web services to connect IoT devices with cloud platforms ...

JS Consulting

Integration Support Engineer

Atlanta, GA · On-site

$100K - $134K/yr

Apply software quality best practices to ensure the reliability and testability of integrations ... Collaborate with other engineers to address defects, performance issues, and reliability concerns.

CRH

Senior OT Integration Engineer

Atlanta, GA · On-site

$100K - $134K/yr

Support software upgrades, platform lifecycle management, disaster recovery planning, and ... Mentor engineers and integrator partners while supporting knowledge transfer and platform adoption ...

CRH

Senior OT Integration Engineer

Atlanta, GA · Hybrid

$100K - $134K/yr

Support software upgrades, platform lifecycle management, disaster recovery planning, and ... Mentor engineers and integrator partners while supporting knowledge transfer and platform adoption ...

Comtech Inc

Software Engineer

Atlanta, GA · Hybrid

In this role, the Software Engineer requires extensive knowledge of programming languages, software development, computer operating systems, Continuous Integration/Continuous Delivery (CI/CD), DevOps ...

Hermeus

Software Engineer - Mission Systems

Atlanta, GA · On-site

$166K - $197K/yr

As a Software Engineer on the Mission Systems Engineering Team, you will design, implement, and test C++ software for the Mission Management System, integrating various mission subsystems and ...

Asure Software

Associate Software Engineer

Atlanta, GA · On-site

Collaborate with engineers, product managers, and other stakeholders to develop software solutions ... Develop and maintain integrations with internal and external systems. * Work with relational and ...

Adtran

System Integration Test Engineer I

Atlanta, GA · On-site

$100K - $134K/yr

Job Summary The System Integration Test Engineer will be responsible for planning, designing, developing, and testing new software features for ADTRAN's optical transport equipment within an Agile ...

Adtran

System Integration Test Engineer I

Atlanta, GA · On-site

$100K - $134K/yr

Job Summary The System Integration Test Engineer will be responsible for planning, designing, developing, and testing new software features for ADTRAN's optical transport equipment within an Agile ...

Stord

Integrations Engineer

Atlanta, GA · On-site

$100K - $134K/yr

... software suite including OMS, Pre- and Post-Purchase, and WMS platforms. Stord is leveling the ... Integrations Engineer - Atlanta, GA. Seeking candidate with a Master's degree in Computer Science ...

New

Hermeus

Software Engineer - Mission Systems

Atlanta, GA · On-site

$166K - $197K/yr

... integrating various mission subsystems and services to enhance aircraft capabilities ... Required : • Bachelor's degree in Computer Science, Computer Engineering, Software Engineering ...

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Showing results 21-40

All JobsIntegration Software Engineer JobsFreelance Integration Software Engineer JobsFreelance Integration Software Engineer Jobs in Stockbridge, GA

Freelance Integration Software Engineer information

See Stockbridge, GA salary details

$37.9K

$106K

$148K

How much do freelance integration software engineer jobs pay per year?

As of Aug 21, 2026, the average yearly pay for freelance integration software engineer in Stockbridge, GA is $105,978.00, according to ZipRecruiter salary data. Most workers in this role earn between $88,700.00 and $119,400.00 per year, depending on experience, location, and employer.

What is a freelance integration software engineer?

A Freelance Integration Software Engineer is an independent professional who specializes in connecting and combining different software systems so they can work together seamlessly. They are typically hired on a project basis to develop, implement, and maintain integrations between applications, databases, APIs, and other digital services. These engineers ensure data flows smoothly across platforms, streamline business processes, and resolve compatibility issues. Freelancers in this role often work remotely and serve multiple clients across industries.

What are the key skills and qualifications needed to thrive as a freelance integration software engineer?

To thrive as a Freelance Integration Software Engineer, you need strong programming skills (often in languages like Java, Python, or JavaScript), experience with APIs, and a solid understanding of system integration concepts, typically backed by a degree in computer science or related field. Familiarity with integration platforms (such as MuleSoft, Dell Boomi, or Zapier), cloud services, and relevant certifications (like MuleSoft Certified Developer or AWS Certified Solutions Architect) is highly valuable. Excellent problem-solving, communication, and time-management skills help you collaborate with clients and efficiently deliver solutions in a freelance environment. These capabilities are essential to ensure seamless connectivity between systems, deliver high-quality client solutions, and manage projects independently.

What are some common challenges a freelance integration software engineer might face when working with multiple clients?

Freelance Integration Software Engineers often encounter challenges such as managing different client expectations, working with diverse technology stacks, and aligning integration standards across various systems. Since each client may use unique tools and workflows, adaptability and strong communication skills are essential to ensure seamless integration. Additionally, coordinating with remote development teams and adhering to project timelines can be demanding, but these experiences also help build a versatile skill set and professional reputation.

What is the difference between Freelance Integration Software Engineer vs Freelance Software Developer?

AspectFreelance Integration Software EngineerFreelance Software Developer
Primary FocusDesigning and implementing system integrations and APIsDeveloping standalone applications or features
Required SkillsAPI development, system architecture, integration toolsProgramming languages, application development, UI/UX
Work EnvironmentClient sites, remote, collaborative with IT teamsRemote, independent, project-based
Common CertificationsAPI certifications, cloud platform credentialsProgramming language certifications, software development courses

Freelance Integration Software Engineers focus on connecting different systems and APIs, often working closely with IT teams. Freelance Software Developers create standalone applications or features. While both roles require programming skills, integration engineers emphasize system interoperability, whereas developers focus on application creation.

What job categories do people searching Freelance Integration Software Engineer jobs in Stockbridge, GA look for?

The top searched job categories for Freelance Integration Software Engineer jobs in Stockbridge, GA are:

Freelance Integration Software Engineer jobs near you
Infographic showing various Freelance Integration Software Engineer job openings in Stockbridge, GA as of August 2026, with employment types broken down into 50% Full Time, and 50% Contract. Highlights an 75% In-person, and 25% Remote job distribution, with an average salary of $105,978 per year, or $51 per hour.

Software Engineer II

campus4tech

Atlanta, GA • On-site

Full-time

Re-posted 2 days ago

Job description

Description:
Job Title: Software Engineer II
Onsite 5 days a week
MUST have own laptop
Not a management position (technical- innovative)
*W2 candidates only, No C2C or Third-Party Vendors*
Initial Phone screen- 10 - 15 minutes & then in person technical interview (2 hours) at Northyards ( Potentially with different team members)
Java IoT Developer
Background:
The Coca-Cola Global Equipment Product (GEP) team is growing and seeking a talented Java IoT Developer to join our innovative engineering group. Our equipment combine cutting-edge cloud, web, IoT, and embedded technologies in an award-winning platform used by millions worldwide.
Our ideal candidate is a highly skilled Java developer with expertise in Spring Boot, RESTful web services, and embedded systems. You will collaborate across disciplines - fluidics, electronics, hardware, embedded, regulatory, and back-office technologies - to deliver software that connects physical devices with modern cloud ecosystems.
If you enjoy tackling complex engineering challenges, navigating large and intricate codebases, and writing software that brings real-world impact (and a smile to millions of faces every day), we'd love to hear from you.
Responsibilities
• Design and implement Java (Spring Boot) software that runs on embedded hardware within the dispenser.
• Develop, integrate, and maintain RESTful APIs and web services to connect IoT devices with cloud platforms.
• Collaborate closely with multidisciplinary engineering teams (fluidics, embedded, mechanical, electrical).
• Contribute to new product features, enhancements, and cross-team initiatives.
• Ensure software adheres to regulatory guidelines and meets high standards of quality and security.
• Work with QA engineers to validate functionality across models and configurations.
• Translate new hardware and embedded capabilities into customer-facing features.
• Debug, diagnose, and resolve complex issues across hardware, firmware, and software layers.
• Proactively maintain, refactor, and extend a large, complex, and evolving codebase.
Requirements
• 5+ years of professional software engineering experience.
• Strong, hands-on experience with Java, Spring Boot, and RESTful web services.
• Proven background in embedded systems, IoT development, or hardware-integrated software.
• Excellent debugging and root-cause analysis skills, with the ability to resolve issues in layered, distributed systems.
• Demonstrated ability to navigate and contribute effectively to large, complex codebases.
• BS degree in Computer Science, Software Engineering, or related field (or equivalent experience).
• Experience collaborating in multidisciplinary engineering environments.
• Strong technical documentation and communication skills.
• Familiarity with tools and frameworks: HTTP, Swagger/OpenAPI, Maven, Git.
Nice to Have (Preferred Skills)
• Experience with Python for scripting, automation, and prototyping.
• Knowledge of C/C++ in embedded or systems programming contexts.
• Familiarity with modern cloud platforms (AWS, Azure, or GCP).
• Exposure to CI/CD pipelines and containerized environments (Docker, Kubernetes).

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