Freelance Full Stack Developer React Python Jobs in Avondale, AZ

We are seeking a Full Stack Developer with strong technical leadership skills and a proactive, delivery-focused mindset to join a growing AI Security team. In this role, you will help design, build, and modernize security platforms by integrating AI-driven assessment tools, automating workflows, and developing scalable enterprise applications.

This is an opportunity to work at the intersection of software engineering, cloud technologies, automation, and AI, helping drive innovative security solutions across the organization.

• Design, build, and deliver end-to-end full stack applications and services
• Develop scalable APIs, microservices, and backend systems using Python
• Build dashboards, reporting tools, and workflow applications using React
• Integrate AI/ML models and platforms into enterprise solutions
• Develop automation solutions for governance, security, and operational workflows
• Create and maintain data pipelines and service integrations
• Collaborate across teams to define architecture and deliver high-quality solutions
• Champion engineering best practices including test automation, TDD, and CI/CD

• 7+ years of professional software development experience
• Strong Python development experience with the ability to build and deploy end-to-end solutions
• Experience designing and supporting RESTful APIs and microservices
• Front-end development experience with React
• Experience working within multi-tier and enterprise architectures
• Exposure to AI/ML technologies and model integration
• Experience building automated workflows, APIs, and data pipelines
• Strong understanding of software quality, testing, and engineering best practices
• Cloud experience in GCP, Azure, or AWS

• Experience with AI platforms such as Google Vertex AI, AWS SageMaker, or similar technologies
• Experience in security, governance, or compliance-related applications
• Experience working in enterprise-scale cloud environments

• Strong ownership mentality and accountability
• Ability to work independently and drive initiatives forward
• Technical leadership and problem-solving skills
• A "get it done" mindset with a focus on delivering business value
• Passion for innovation, automation, and emerging AI technologies

• Opportunity to work on a strategic AI Security initiative
• Exposure to cutting-edge AI, cloud, and automation technologies
• Ability to influence architecture and technical direction
• Collaborative environment focused on innovation and engineering excellence

Job Type & Location

This is a Contract position based out of Chandler, AZ.

The pay range for this position is $70.00 - $96.00/hr.

Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: • Medical, dental & vision • Critical Illness, Accident, and Hospital • 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available • Life Insurance (Voluntary Life & AD&D for the employee and dependents) • Short and long-term disability • Health Spending Account (HSA) • Transportation benefits • Employee Assistance Program • Time Off/Leave (PTO, Vacation or Sick Leave)

This is a hybrid position in Chandler,AZ.

This position is anticipated to close on Aug 20, 2026.

We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

We’re a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We’re a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We’re strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We’re building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.