Senior Full Stack Developer – Generative AI & Autonomous Agents

Seattle, Washington
Products – Engineering /
Fulltime /
On-site
We are seeking an experienced Senior Full Stack Developer with deep expertise in backend systems (Java, Python, microservices) and modern UI frameworks (Angular, React) to join our high-performing agile team.  
This role focuses on building robust, scalable, and user-friendly end-to-end solutions for GenAI applications, combining cutting-edge backend services with intuitive front-end experiences. 

Key Responsibilities

    • Full Stack Development
    • 5+ years
    • Design, implement, and optimize end-to-end solutions for GenAI applications, from backend services to user-facing interfaces.
    • Build modular and reusable UI components in Angular and React, ensuring responsive and accessible interfaces.
    • Develop and optimize backend services and APIs (REST, GraphQL, gRPC) to support real-time AI-driven applications.

    • Backend Egineering

    • Architect and maintain distributed microservices (synchronous and asynchronous) using Java, Python, and FastAPI.
    • Integrate ML models into scalable, production-ready systems in collaboration with ML engineers and scientists.
    • Manage workflow orchestration with DAGs and asynchronous task queues.
    • Implement automated testing, CI/CD pipelines, containerization (Docker, Kubernetes), and cloud-native deployments (AWS, Azure, GCP).
    • Ensure security, performance optimization, and fault tolerance in backend systems.

    • Frontend Engineering
    • Collaborate with UX and product teams to create human-in-the-loop AI experiences with Angular and React.
    • Implement robust state management (Redux, NgRx, or equivalent) for real-time, data-intensive applications.
    • Optimize rendering, bundle size, and performance for enterprise-scale UIs.
    • Lead UI testing (Jest, Cypress, Playwright, Jasmine, Karma) to maintain quality and reliability.

    • Collaboration & Leadership

    • Work closely with cross-functional teams to deliver cohesive GenAI-powered products.
    • Mentor junior developers, promote coding standards, and drive best practices across front-end and back-end development.
    • Communicate effectively with technical and non-technical stakeholders, ensuring transparency and alignment. 

Qualifications

    • 7+ years of professional experience as a full stack or combined backend/frontend engineer. 

    • Backend expertise
    • Strong skills in Java and Python, with experience in microservices and distributed systems. 
    • Deep knowledge of FastAPI, OpenAPI, gRPC, and asynchronous workflows. 
    • Proficiency with SQL and NoSQL databases, distributed computing (Kafka, Redis, RabbitMQ), and performance optimization. 

    • Frontend expertise
    • Expert-level experience with Angular and React, including TypeScript, JavaScript (ES6+), HTML5, CSS3/SASS. 
    • Strong grasp of state management frameworks (Redux, NgRx, etc.). 
    • Proven ability to build responsive, accessible, and performant enterprise UIs. 
    • Cloud & DevOps: Hands-on with AWS/Azure/GCP, Docker, Kubernetes, and CI/CD pipelines. 
    • Strong understanding of security best practices across the stack. 
    • Excellent collaboration, problem-solving, and communication skills.