2026 Summer Intern, Full-Stack Developer (Remote)

We're currently hiring a Full-Stack Developer Intern to join our teams remotely in Summer 2026.

This is an entry-level, 10-week, full-time internship expected to begin in June and end in August. Work may be done remotely from any U.S. location. Pay is expected to be $23 per hour. At this time, we are unable to provide housing nor relocation assistance for this position.

Our small but mighty team moves fast, thinks creatively, and believes in shipping products that users love. We help teams across ICF shepherd applied-AI products from proof-of-concept to production grade applications, acting like a startup within the larger organization. Projects have included augmenting technical assistance teams for healthcare, data extraction and fraud detection for energy utilities, and natural language exploration of large datasets. Our clients include both internal teams and external clients.

We're looking for a curious and driven developer intern to join our product engineering team and help us apply AI to custom applications for teams across ICF. This is an opportunity to work with cutting-edge tools and best practices while building features that directly impact our PhD-grade subject matter experts and clients. We welcome applicants from diverse backgrounds including machine learning, data science, design, product management, and both backend and frontend development.

Our team is fully remote within the U.S., highly collaborative, and values curiosity, empathy, transparency, and customer obsession. We expect the same from you.

What You'll Do

• Learn by building end-to-end features using modern web technologies like React, TypeScript, Python, and PostgreSQL
• Experiment with modern AI technologies including LLMs, context engineering, and AI-powered user interfaces
• Collaborate with designers and product managers to create intuitive user experiences and provide technical input on product decisions
• Work with cloud platforms and modern DevOps practices including Azure, Kubernetes, CI / CD pipelines, and containerization
• Contribute to technical architecture decisions while learning best practices for code quality, testing, and system reliability
• Use data and user feedback to inform product development through analytics, A / B testing, and user research insights

What We're Looking For

Basic Qualifications :

Preferred Qualifications and Ideal Mindset :

We welcome candidates from diverse backgrounds, including :

Working at ICF

ICF is a global advisory and technology services provider, but we're not your typical consultants. We combine unmatched expertise with cutting-edge technology to help clients solve their most complex challenges, navigate change, and shape the future.

We can only solve the world's toughest challenges by building a workplace that allows everyone to thrive. We are an equal opportunity employer. Together, our employees are empowered to share their expertise and collaborate with others to achieve personal and professional goals. For more information, please read our EEO policy.

We will consider for employment qualified applicants with arrest and conviction records.

Reasonable Accommodations are available, including, but not limited to, for disabled veterans, individuals with disabilities, and individuals with sincerely held religious beliefs, in all phases of the application and employment process. To request an accommodation, please email Candidateaccommodation@icf.com and we will be happy to assist. All information you provide will be kept confidential and will be used only to the extent required to provide needed reasonable accommodations.

Read more about workplace discrimination rights or our benefit offerings which are included in the Transparency in (Benefits) Coverage Act.

Candidate AI Usage Policy

At ICF, we are committed to ensuring a fair interview process for all candidates based on their own skills and knowledge. As part of this commitment, the use of artificial intelligence (AI) tools to generate or assist with responses during interviews (whether in-person or virtual) is not permitted. This policy is in place to maintain the integrity and authenticity of the interview process.

However, we understand that some candidates may require accommodation that involves the use of AI. If such an accommodation is needed, candidates are instructed to contact us in advance at candidateaccommodation@icf.com. We are dedicated to providing the necessary support to ensure that all candidates have an equal opportunity to succeed.

Pay Range - There are multiple factors that are considered in determining final pay for a position, including, but not limited to, relevant work experience, skills, certifications and competencies that align to the specified role, geographic location, education and certifications as well as contract provisions regarding labor categories that are specific to the position.

The pay range for this position based on full-time employment is :

$34,392.00 - $58,466.00

Nationwide Remote Office (US99)