Client Overview:
Our client is an innovative global financial services organization building next-generation AI-powered applications that leverage Large Language Models, Agentic AI frameworks, and cloud-native architectures. The company is focused on developing intelligent systems that automate complex business processes, enhance productivity, and improve customer experiences. We are seeking a Senior Full Stack Engineer (Agentic AI & Claude) to join our client's growing AI engineering team. This is an opportunity to join a highly collaborative engineering team working on cutting-edge AI initiatives with a strong path to permanent employment.

Salary/Hourly Rate:
$70/hr - $125/hr

Position Overview:
This Senior Full Stack Engineer (Agentic AI & Claude) will design, develop, and scale intelligent applications powered by large language models and agentic AI frameworks. The ideal Senior Full Stack Engineer (Agentic AI & Claude) will possess strong expertise across frontend and backend development, cloud-native architectures, and AI application development. This contract-to-hire opportunity offers the potential to convert into a permanent position based on performance and business needs. The Senior Full Stack Engineer (Agentic AI & Claude) will work alongside Product, Engineering, and AI teams to build innovative solutions that leverage advanced agentic architectures. This Senior Full Stack Engineer (Agentic AI & Claude) position offers exposure to cutting-edge AI technologies, enterprise-scale applications, and a clear pathway to full-time employment.

Responsibilities of the Senior Full Stack Engineer (Agentic AI & Claude):

• Design, develop, and maintain scalable full-stack applications using modern frontend and backend technologies.
• Build Agentic AI solutions leveraging Claude and other LLMs to automate business workflows and enhance user experiences.
• Develop AI orchestration pipelines, agent workflows, tool integrations, and memory management systems.
• Create and maintain RESTful APIs and microservices supporting AI-powered products and services.
• Collaborate closely with Product Managers, AI Engineers, Designers, and stakeholders to define requirements and deliver solutions.
• Implement Retrieval-Augmented Generation (RAG) systems, vector search capabilities, and knowledge management solutions.
• Optimize application performance, security, scalability, and reliability across cloud environments.
• Participate in code reviews, architecture discussions, technical planning, and best-practice initiatives.
• Stay current on emerging AI technologies, agent frameworks, and advancements in LLM capabilities.

Required Experience/Skills for the Senior Full Stack Engineer (Agentic AI & Claude):

• 5+ years of professional Full Stack Software Engineering experience.
• Strong proficiency with JavaScript and TypeScript.
• Experience with React, Next.js, Angular, or similar frontend frameworks.
• Backend development experience with Node.js, Python, Java, or comparable technologies.
• Hands-on experience integrating Anthropic Claude APIs into production applications.
• Experience building Agentic AI workflows, AI agents, tool calling, function calling, and prompt engineering solutions.
• Experience with RAG architectures, vector databases, embeddings, and semantic search.
• Strong understanding of RESTful APIs, microservices, and distributed systems.
• Experience with AWS, Azure, or GCP cloud platforms.
• Familiarity with Docker, Kubernetes, CI/CD pipelines, and modern DevOps practices.
• Strong problem-solving skills and ability to work in a fast-paced environment.
• Excellent communication and collaboration abilities.

Preferred Experience/Skills for the Senior Full Stack Engineer (Agentic AI & Claude):

• Experience with LangGraph, LangChain, CrewAI, AutoGen, Semantic Kernel, or similar AI orchestration frameworks.
• Experience working with multiple LLM providers including Claude, OpenAI, and Gemini.
• Knowledge of AI observability, evaluation frameworks, and model monitoring tools.
• Experience implementing multi-agent systems and autonomous workflows.
• Prior experience as a Senior Full Stack Engineer (Agentic AI & Claude) or in a similar AI-focused software engineering role is highly preferred.

Education Requirements:

• Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related field is required.
• Equivalent professional experience will be considered in lieu of formal education.

Benefits:

• Medical, dental, and vision insurance options available during the contract period.
• 401(K) retirement savings plan eligibility.
• Weekly pay.
• Direct deposit.
• Access to employee assistance programs (where applicable).
• Opportunity for conversion to a full-time employee based on performance and business needs.
• Exposure to cutting-edge AI technologies and enterprise-scale projects.
• Dedicated recruiter support throughout the engagement.

About Atrium: What you do matters. Guided by our Applicant-Centric™ approach, we foster an environment of collaboration, high performance, and innovation where your talents are valued, and your achievements are celebrated. Join us and become part of an inclusive team committed to your growth and success.
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As a woman-owned firm, we value diversity. We are an equal opportunity and affirmative action employer and will consider all applications without regard to race, sex (including gender, pregnancy, sexual orientation and gender identity), age, color, religion or creed, national origin or ancestry, veteran status, disability (physical or mental), genetic information, citizenship or any other characteristic protected by law. We will ensure that individuals with disabilities are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Candidates who apply for roles through the Atrium website will be added to our candidate pool and may be considered for additional roles of a similar title. Please contact us to request an accommodation.
EOE/M/F/D/V/SO

Position ID: 398643