Full Stack Developer

Posted 4 Days Ago
Be an Early Applicant
Reston, VA
In-Office
99K-168K Annually
Senior level
Consulting
Come solve with us
The Role
The Full Stack Developer will design and deliver web applications and AI solutions, collaborate with teams, build features, and support product initiatives.
Summary Generated by Built In

ICF’s Health, People, and Human Services Group (HPHS) is seeking a Full Stack Developer to support our HPHS Group Technology team in the design and delivery of impactful applications and next-generation AI-powered solutions for both internal project teams and external clients. 

This position will provide an opportunity to work with modern web technologies and contribute to pioneering Generative AI projects from proof-of-concept through production grade applications.  This is a highly collaborative role where you'll work shoulder-to-shoulder with designers, other developers, and domain experts in a fast-paced, rapidly changing environment.

  

Key Responsibilities 

  • Build end-to-end features that directly impact our clients and subject matter experts, from database design to polished user interfaces 

  • Support product initiatives from conception through launch, working closely with our product team to validate ideas through experimentation and user feedback 

  • Collaborate with designers to create intuitive, delightful user experiences and provide technical input on UI/UX decisions 

  • Use data to inform product decisions through A/B testing, analytics, and user research insights 

  • Communicate progress and insights to stakeholders, translating complex technical work into business impact 

Minimum Skills and Required Experience 

  • Bachelor's degree (or equivalent) with 5+ years or Master’s and 2+ years of professional experience in full stack software development building production-grade applications 

  • Experience with JavaScript/TypeScript and at least one modern front-end framework (e.g. React, Angular, or Vue) 

  • Experience with at least one back-end language or framework (e.g. Node.js, Python, Java, Django, Flask) 

  • Experience with database design, including both SQL relational databases and NoSQL technologies 

  • Solid experience working with RESTful APIs and integrating them into applications.  

  • 1+ years of experience integrating LLMs into production systems with a focus on prompt-engineering, error analysis, security, and reliability 

  • 1+ years of experience with cloud platforms, infrastructure as code, CI/CD, and modern development workflows 

 

Preferred Skills 

  • Ability to translate business requirements into technical solutions 

  • Familiarity with AI/ML products, architectural concepts, and responsible AI use 

  • Exposure to agentic system frameworks (such as CrewAI, Azure SDK, Agent Kit) or AI workflow orchestration and automation tools 

  • Experience with AI evaluation and testing frameworks (e.g., Promptfoo, LangSmith, or similar) 

  • Experience with specification-driven software development, especially workflows supported with coding assistants (e.g., Github SpecKit) 

 

Professional Skills 

  • Ability to work productively and form relationships at all levels from senior leadership to entry level. 

  • Strong collaboration skills with designers, product owners, and other engineers 

  • Enjoy wearing multiple hats and tackling diverse technical challenges 

  • Self-motivated individuals who can seize opportunities to add value without a lot of direct supervision. 

  • Excellent communication skills, with the ability to effectively translate between non-technical and technical stakeholders. 

  • Strong presentation skills, with the ability to simplify complex topics for a business audience. 

 

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 [email protected] 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 [email protected]. 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:

$98,614.00 - $167,644.00

Nationwide Remote Office (US99)

Top Skills

Angular
Ci/Cd
Cloud Platforms
Django
Flask
Java
JavaScript
Node.js
NoSQL
Python
React
Restful Apis
SQL
Typescript
Vue
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The Company
HQ: Reston, VA
9,000 Employees
Year Founded: 1969

What We Do

ICF is a leading global solutions and technology provider with approximately 9,000 employees in industries across the public and private sectors. We combine unmatched expertise with cutting-edge technology to help clients solve their most complex challenges, navigate change, and shape the future.

Why Work With Us

At ICF, we’ve built a culture rooted in expertise, innovation, and purpose—enabling us to build a more prosperous and resilient world for all. When our employees grow, our solutions thrive—regardless of your role, team, or location, you’ll have opportunities to make connections, build community, and take action to develop your career.

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