Lead Full Stack Developer (Python & React)

We are looking for a Lead Full Stack Developer who can hit the ground running and take ownership of building and scaling modern web applications. This is a hands-on leadership role requiring deep expertise in Python-based backend development (microservices architecture) and React.js on the frontend.

The ideal candidate is both a strong individual contributor and a technical leader who can drive best practices, mentor team members, and deliver high-quality, scalable solutions in a fast-paced environment.

Key Responsibilities:

• Design, develop, and maintain full stack applications using Python (backend) and React.js (frontend)
• Lead the architecture and implementation of microservices-based systems
• Build and optimize RESTful APIs and backend services for scalability and performance
• Collaborate with product managers, designers, and other engineers to translate business requirements into technical solutions
• Provide technical leadership, including code reviews, mentoring, and enforcing best practices
• Ensure high-quality code through testing, debugging, and performance tuning
• Drive improvements in CI/CD pipelines, deployment processes, and overall system reliability
• Troubleshoot and resolve complex production issues

Required Skills & Qualifications:

• 10+ years of experience in full stack development
• Strong backend development experience with Python (e.g., Flask, Django, FastAPI)
• Proven experience designing and building microservices architectures
• Solid frontend development experience using React.js, including hooks, state management, and component design
• Experience building and consuming RESTful APIs
• Strong understanding of software design patterns, data structures, and system design
• Experience with relational and/or NoSQL databases (e.g., PostgreSQL, MongoDB)
• Familiarity with containerization tools like Docker and orchestration (e.g., Kubernetes) is a plus
• Experience with cloud platforms (AWS, Azure, or Google Cloud Platform)
• Excellent problem-solving and communication skills

Preferred Qualifications:

• Prior experience in a technical leadership or lead developer role
• Experience with CI/CD tools and DevOps practices
• Exposure to event-driven architectures or message queues (Kafka, RabbitMQ)
• Strong focus on code quality, testing, and performance optimization

Salary/Rate: $60-$80/HR (depends on experience level). This is a contract position with candidates expected to work 40 hours/ week.

About The Company

Peterson Technology Partners (PTP) is an Equal Opportunity Employer committed to creating a transparent, inclusive, and human-centered hiring experience.

For more than 28 years, PTP has operated as one of the top IT staffing and recruiting firms in the USA built on trust, long-term partnerships, and technical excellence.

Based in the Chicago suburb of Park Ridge, IL, our team of more than 500 employees and consultants is dedicated to:

Helping every client make the best hiring decisions possible

Matching professionals with the right IT jobs and career opportunities

As part of that commitment, we believe in providing clear information about how our hiring technologies work and how your data is used. The following section outlines our AI-assisted interview process and your rights as a candidate.

AI-Assisted Interview Experience (Pete & Gabi Rebecca)

To provide a consistent, fair, and flexible experience for all candidates, we use AI-assisted tools to support parts of the interview process. This includes our proprietary AI platform Pete & Gabi, which includes AI recruiter Rebecca.

These AI hiring tools help us:

• Transcribe interviews
• Summarize candidate responses
• Generate job-related insights
• Streamline communication and scheduling

Please note that:

The AI does NOT make hiring decisions; all decisions are made by our human recruiters, hiring managers, or client partners.

The AI does not evaluate facial expressions, emotions, or physical traits; it is used only to support fairness, consistency, and efficiency.

If you prefer a non-AI interview format, we will gladly provide an alternative.

Technical or Case Interviews (Role-Dependent):

When applying for certain tech jobs, you may participate in:

• A technical interview
• A coding challenge
• A case study
• A client-specific assessment

We will always explain what to expect in advance so you can prepare with confidence.

Human Review & Selection:

Every candidate''s profile including interviews, conversations, and assessments is reviewed by experienced recruiters and hiring leaders.

AI insights may assist with organization and evaluation, but final decisions are always human-driven.

Your Rights as a Candidate:

At PTP, every candidate has the right to:

Request a non-AI interview path

Ask how your data is being used

Request access to transcripts or interview recordings

Request deletion of your AI-recorded interview

Receive clear, timely communication

Our goal is to ensure you feel respected, informed, and supported throughout your experience.

Our Commitment:

For more than 28 years, PTP has focused on putting people first candidates, consultants, employees, and clients.

We''re committed to a hiring process that is:

• Transparent
• Compliant
• Equitable
• Powered by innovative technology that enhances not replaces human judgment

Welcome to the future of hiring at Peterson Technology Partners.

We''re excited to learn more about you.

Equal Employment Opportunity:

Peterson Technology Partners is an Equal Opportunity Employer. All qualified applicants will receive consideration without regard to race, color, religion, national origin, gender identity, sexual orientation, disability, veteran status, or any other protected characteristic.