Jobs in the United States

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Added 21 hours ago
AI Engineer III
Mariner Finance
Plano, TX
Write clean, asynchronous, production-ready Python and robust web APIs (such as Flask or FastAPI) that power agent actions and expose knowledge services. Build and integrate agentic tools…
Added 21 hours ago
Cloud Engineer
Cisco
Research Triangle Park, NC
Experience in Infrastructure as Code (Terraform, Ansible, GitOps); cloud platforms (AWS, Azure, DC, etc.) as well as container technologies (Docker, Kubernetes, etc.).
Added 21 hours ago
Web Application Developer
SAIC
Reston, VA
QVine, an SAIC company, is seeking an experienced Full Stack Web Application Developer to join our team. This role involves hands-on technical expertise in building modern, scalable web…
Added 21 hours ago
Enterprise Solution Architect
TISTA Science and Technology Corporation
Remote-United States
Architect and govern AI-enabled capabilities, including agentic workflows, predictive analytics, intelligent automation, and human-in-the-loop decision support, with appropriate security,…
Added 21 hours ago
Solution Architect - Senior
Cummins Talent Acquisition
Columbus, IN
Strong hands‑on experience with React.js/Angular, Node.js, TypeScript. Java, Python, SpringBoot, supporting both new development and legacy modernization
Added 21 hours ago
Director, North America AI Forward Deployed Engineering
United States - Genesys Cloud Services, Inc.
TX · CO · NC · NV · VA · OR · GA · AZ
Strong hands-on background in software engineering, with working proficiency in Python, TypeScript/JavaScript, Java or equivalent, plus REST APIs, Git and modern cloud architectures (such…
Added 21 hours ago
FT
Principal Quant Developer
Fidelity Technology Group, LLC
Boston, MA
- $107,000 to $216,000 USD / year
…seeking a highly motivated and curious Principal Quantitative Developer. In this role you will contribute to a dynamic and fast-paced development team supporting researchers in prototyping…
Added 21 hours ago
Associate Security Researcher
Cobalt
Remote, United States
…containerized lab environments in Docker and GCP or wire up Python scripts to benchmark emerging offensive security tools and AI models. The next day you will collaborate with Senior…
Added 22 hours ago
Hiring: AI Engineer / Generative AI Engineer | (Agentic AI,AWS Bedrock AgentCore,Claude Agent SDK,Langfuse) | Los Angeles, CA (Hybrid)
TMS LLC
Los Angeles, CA
Specialisation: Agentic AI, AWS Bedrock AgentCore, Claude Agent SDK, Langfuse, AI Observability & Evaluation
Added 22 hours ago
Data Scientist - Asset Management (Hybrid)
Securian Asset Management
Saint Paul, MN
Proficiency in Python and SQL, including experience working with complex datasets and developing data-driven applications or workflows.
Added 22 hours ago
AI Full Stack Engineer
Prodapt
Irving
Typescript, Nest.js (and how they can be used for AI / Agentic AI)
Added 22 hours ago
Director, AI/ML Engineering
Stellantis
Auburn Hills, MI
Strong Python; cloud (AWS preferred) and modern data/ML platforms (e.g. Databricks/Spark)
Added 22 hours ago
Staff Engineer / AI Builder - NYC
Robots and Pencils
NY
Build backend services in Python and Node.js, including serverless architectures (AWS Lambda, API Gateway) that support agentic workflows
Added 23 hours ago
Lead Software Engineer - Agentic Data Quality Platform
JPMC page
Plano, TX
Hands on design and development of agentic production data platform with full stack application ownership.
Added 23 hours ago
Staff Software Engineer
Neumo Holdings LLC
VA · Waite Park, RI · TX · OH · IL
Set the code review and quality bar for the team, including review standards and test strategies for AI-generated code under Neumo’s agentic delivery model.
Added 23 hours ago
Sr. Software Engineer
Neumo Holdings LLC
Decorah, IA · VA · IL · CA · AL
…plus the judgment to work effectively in Neumo’s AI-assisted, agentic delivery…
Added 1 day ago
Senior Cloud Engineer, Hybrid in RTP, North Carolina
Cisco Systems, Inc.
RTP, NC
Experience with scripting languages (Python, Go, Bash, PowerShell) for infrastructure automation.
Added 1 day ago
Advanced Software Engineer - AI Reliability Engineering
General Dynamics Mission Systems, Inc
Remote, United States
…architecture, and emerging manufacturing technologies including Agentic AI, IoT, machine learning, robotics, computer vision, digital twins, and more. Our team builds purpose-built systems…
Added 1 day ago
Software Engineer
GA Telesis, LLC
Fort Lauderdale, FL
Added 1 day ago
SI
Gen AI Lead
Synechron, Inc._USA Company
NY
- $140,000 to $155,000 USD / year
Strong programming skills in Python and familiarity with software development best practices.
Added 1 day ago
Staff Software Engineer - AWS Cost Optimization
Infor
Atlanta, GA
…managing spreadsheets. You will build AI tooling that optimizes AWS spend across our development and product estate, one of the largest ISV footprints on AWS. The work goes well beyond…
Added 1 day ago
Principal Software Engineer - AWS Cost Optimization
Infor
Atlanta, GA
…managing spreadsheets. You will build AI tooling that optimizes AWS spend across our development and product estate, one of the largest ISV footprints on AWS. The work goes well beyond…
Added 1 day ago
Senior AI Engineer
Humana
New York, NY
Work on extraction, retrieval, agentic workflows, and human-review systems that process real healthcare data at scale.
Added 1 day ago
Principal Solutions Architect AI/ML, Services Delivery
Snowflake Inc.
NEW YORK, NY
At Snowflake, we are powering the era of the agentic enterprise. To usher in this new era, we seek AI-native thinkers across every function who are energized by the opportunity to reinvent…
Added 1 day ago
Senior AI Infrastructure Engineer
Hellyeah AI
San Francisco, CA
Hellyeah is the agentic operating system for distribution. AI agents plan, execute and optimize growth work, and humans approve it. A small engineering team runs several live products, with…

SAIC

Web Application Developer

Reston, VA, United States

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Job details

Posting language: English
Posted: Nov 2, 2026

Original job description

QVine, an SAIC company, is seeking an experienced Full Stack Web Application Developer to join our team. This role involves hands-on technical expertise in building modern, scalable web applications with a focus on AI-driven features. The ideal candidate combines strong front-end development skills in ReactJS with robust Python backend experience, including the design and integration of LLM-powered applications using LangChain, LangGraph, and LangSmith.

Key Responsibilities:

Front-End Development: Design, build, and maintain responsive, user-friendly web interfaces using ReactJS, including state management, component architecture, and integration with RESTful and streaming APIs.
Python Backend Development: Develop and maintain scalable backend services in Python, exposing clean APIs to support front-end and AI-driven functionality.
LLM Application Engineering: Design, implement, and optimize AI-powered features using LangChain and LangGraph, including building conversational agents, retrieval-augmented generation (RAG) pipelines, and multi-step agentic workflows.
API Design & Integration: Build and maintain well-documented APIs that connect front-end applications with backend services and third-party LLM providers.
CI/CD & Deployment: Contribute to continuous integration and continuous delivery pipelines to streamline code deployment, testing, and release cycles for web applications.
Cloud Deployment: Deploy and maintain web applications and backend services in cloud environments (AWS and/or Azure), ensuring high availability, security, and cost efficiency.
Security & Compliance: Collaborate with the cybersecurity team to embed best practices into the development lifecycle, including secrets management, secure API design, vulnerability scanning, and compliance automation.
Bachelors and nine (9) years or more experience; Masters and seven (7) years or more experience ; PhD or JD and four (4) years or more experience.
Active Top Secret clearance.
Proven experience building production web applications with ReactJS and modern JavaScript/TypeScript.
Strong proficiency in Python, with experience developing backend services and APIs (e.g., FastAPI, Flask, or Django).
Hands-on experience with LangChain, LangGraph, and LangSmith, or comparable LLM orchestration and observability frameworks.
Familiarity with vector databases, embeddings, and retrieval-augmented generation (RAG) architectures.
Experience with CI/CD pipelines and cloud deployment on AWS or Azure.
Understanding of secure development practices and compliance requirements.

Desired

TS/SCI with polygraph preferred.

SAIC® is a premier mission integrator focused on advancing the power of technology and innovation to serve and protect our world. Our robust portfolio of offerings across the defense, space, intelligence, and civilian markets includes secure high-end solutions in mission IT, enterprise IT, engineering services, and professional services. We integrate emerging technology, rapidly and securely, into mission critical operations that modernize and enable critical national imperatives.

We are approximately 23,000 strong; driven by mission, united by purpose, and inspired by opportunities. SAIC is an Equal Opportunity Employer. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.3 billion. For more information, visit saic.com. For ongoing news, please visit our newsroom.

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Skills

Front-end development
Python
LangChain
Back-end development
API development
CI/CD
AWS
Microsoft Azure
Regulatory compliance
Cybersecurity
JavaScript
TypeScript
Flask
Django

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