Fastapi Developer Jobs in Stafford, VA (NOW HIRING)

Responsibilities
Noblis is seeking a Senior Software Architect to design, develop, and deploy full-stack applications that integrate advanced AI/ML capabilities for mission-critical law enforcement and intelligence operations. You'll architect enterprise-scale systems across multi-enclave environments (unclassified through sensitive compartmented), building both rapid prototypes and hardened production applications that directly support operational requirements.
This is a hands-on technical leadership role where you'll spend 60% of your time coding and 40% architecting, mentoring, and driving technical strategy across a cross-functional team.
Job Responsibilities

• Architecture & Design
• Design full-stack web applications for multi-enclave (unclassified and sensitive) on-prem, cloud, and hybrid environments
• Architect complex data pipelines and ETL processes spanning large, heterogeneous, and sensitive data types
• Define technical standards, patterns, and best practices for the development team
• Development & Implementation
• Build responsive user interfaces using Vue or React
• Develop microservices, backend APIs, and robust services using Python (Flask/Django/FastAPI)
• Integrate AI/ML models (LLMs, SLMs, computer vision) using Ray Serve, vLLM, Ollama, or TensorFlow
• Implement search and indexing solutions with Elasticsearch/OpenSearch
• DevSecOps & Deployment
• Automate application deployments using Docker, Kubernetes/OpenShift, Terraform, and Ansible
• Build CI/CD pipelines with GitLab or Jenkins
• Ensure security compliance across classified environments (SSH, SSL/TLS, PKI, key vaults)
• Collaboration & Leadership
• Leading technical exchanges, discovery and requirements discussions & demonstrations with technical and non-technical operators, leaders, executives, and other stakeholders
• Participate in SAFe Agile ceremonies and sprint planning
• Mentor junior engineers through code reviews and pair programming
• Collaborate with data scientists, operators, and stakeholders to translate requirements into technical solutions

Required Qualifications
Clearance

• US Citizenship is required
• Must have an active TS/SCI clearance

Education

• Bachelors degree in a related field.

Experience

• 6+ years of professional software engineering experience
• 3+ years designing and deploying full-stack web applications in production
• 2+ years working with AI/ML systems, LLMs, or computer vision in operational environments
• Demonstrated experience with classified or sensitive government systems

Technical Skills - Core

• Programming: Python, JavaScript/TypeScript (Java or C/C# a plus)
• Frontend: Vue or React
• Backend: Flask, Django, FastAPI, or Express.js
• Databases: PostgreSQL or MySQL; experience with Elasticsearch/OpenSearch
• Containers: Docker and Kubernetes or OpenShift
• Cloud: AWS (GovCloud, SC2S, or C2S experience highly valued)
• Version Control: Git and GitLab/GitHub workflows

Technical Skills - AI/ML

• Experience deploying LLMs or ML models in production (Ray Serve, vLLM, Ollama, TorchServe, Triton, etc.)
• Understanding of RAG (Retrieval-Augmented Generation) architectures
• Familiarity with model serving, inference optimization, and prompt engineering

Willingness to work onsite and in sensitive environments, as needed
Desired Qualifications

• Familiarity with NIST Risk Management Framework (RMF)
• Experience working in regulated environments (FedRAMP, DOD CC SRG, ICD 503)
• Experience with Apache NiFi, Cribl, Kafka, or RabbitMQ for data streaming
• Infrastructure-as-Code experience (Terraform, Ansible)
• Background supporting law enforcement or intelligence community missions
• Hands-on experience contributing to technical and business engagements through briefings, demonstrations, whitepaper development, and proposal writing
• Contributions to open-source projects or technical publications
• AWS certifications or equivalent cloud credentials

Overview
Overview
Noblis and our wholly owned subsidiaries, Noblis ESI and Noblis MSD, take on some of the nation's toughest challenges, delivering advanced solutions to our customers' most critical missions. We bring together leading scientific, engineering, and management expertise in a culture grounded in objectivity and collaboration, ensuring our work creates lasting impact across federal missions.
We work with a broad range of government agencies in the defense, intelligence, and federal civilian sectors. Learn more and find opportunities at careers.noblis.org
Why Work at Noblis
At Noblis, we share a passion for excellence and innovation, and we create an environment where people can do meaningful work while maintaining the balance that keeps them energized and fulfilled. We seek out individuals with a natural curiosity and desire to collaborate and learn. We believe our people are our greatest strength, and we consistently seek exceptionally skilled, mission-driven professionals who care deeply about doing work that enriches lives and makes our nation safer.
Noblis has earned numerous workplace awards for our culture, our commitment to employee well-being, and our dedication to meaningful, impactful work. We also maintain a drug-free workplace.
Remote/hybrid status is subject to change based on Noblis and/or government requirements.
Commitment to Non-Discrimination
All qualified applicants will receive consideration for employment without regard to race, color, ethnicity, sex, age, national origin, religion, physical or mental disability, pregnancy/childbirth and related medical conditions, veteran or military status, or any other characteristics protected by applicable federal, state, or local law.
If reasonable accommodation is needed to participate in the job application or interview process, to perform essential job functions, and/or to receive other benefits and privileges of employment, please contact us.
EEO is the Law | E-Verify | Right to Work
Total Rewards
At Noblis we recognize and reward your contributions, provide you with growth opportunities, and support your total well-being. Our offerings include health, life, disability, financial, and retirement benefits, as well as paid leave, professional development, tuition assistance, and work-life programs. Our award programs acknowledge employees for exceptional performance and superior demonstration of our service standards. Full-time and part-time employees working at least 20 hours a week on a regular basis are eligible to participate in our benefit programs. Other offerings may be provided for employees not within this category. We encourage you to learn more about our total benefits by visiting the Benefits page on our Careers site.
Compensation at Noblis is determined by various factors, including but not limited to, the combination of education, certifications, knowledge, skills, competencies, and experience, internal and external equity, location, clearance level, as well as contract-specific affordability, organizational requirements and applicable employment laws. The projected compensation range for this position is based on full time status. For part time or on-call staff, compensation is proportionately adjusted based on hours worked. While monetary compensation is important, it's just one component of Noblis' total compensation package.
Posted Salary Range
USD $120,700.00 - USD $188,725.00 /Yr.