Senior Software Engineer

My client is a Seed Series Sartup in the Nuclear Energy Space! They are partnering with power plants to develop AI models for nuclear data and content. Positioning themselves to solve the extremely complex challenges in the nuclear energy space and looking for a AI/ML Engineer to join their team.

** MUST BE A U.S. Citizen, this is a fully remote role**

As a Senior Full Stack developer on our growing team, you will play a crucial role in designing,

developing, and maintaining scalable and efficient server-side applications tailored for the

nuclear power sector. You will be responsible for the full software development life cycle, from

concept and design to testing and deployment. With a strong foundation in Python & Node.js,

you will focus on developing robust backend services, integrating APIs, and optimizing

databases for high performance. Beyond code, you will also be responsible for designing and

implementing robust distributed systems, including containerization, orchestration, and

deployment strategies, to ensure high availability, reliability, and scalability.

• Collaborate with product, AI, and infrastructure engineers to design and build scalable data ingestion and search infrastructure.
• Develop and maintain reusable and efficient code using Python, Node.js and other.
• Identify and address performance issues, ensuring optimal speed and responsiveness of the applications.
• Design and implement scalable backend systems that ensure high performance and reliability across multiple environments.
• Conduct thorough testing and debugging to ensure the highest level of quality and.
• Contribute to our LLM workflows customer SSO integrations.
• Weigh in on system architecture decisions and technical tradeoffs, from data source design to model integration.

• 8+ years of professional full-stack experience; comfortable autonomously owning a feature from database to UI.
• Strong proficiency in Python, Node.js, Type Script, and SQL.
• Experience with version control, CI/CD pipelines, and containerization (e.g. Docker.
• Knowledge of RESTful APIs and integrating backend services with frontend applications.
• Solid understanding of databases, query optimization, and performance tuning.
• Prefer experience with PyTorch, vLLM, Trition, embeddings.
• Prefer experience with Elastic Search & PostgreSQL.
• Strong problem-solving skills and attention to detail.
• Excellent communication and teamwork abilities.
• Quarterly travel to rotating US destinations for in-person company meetings.
• Prior production delivery experience (startup environment a plus) over pure research background.

• Experience with, or strong interest in, LLM/RAG systems: retrieval, ranking, and safely.
• Experience with identity/auth systems (Keycloak, SAML, OAuth) a plus.
• Experience working in a SOC 2 environment.
• Experience deploying into a customer's own cloud tenant or an air-gapped / network-isolated environment.
• Azure Government, AWS Gov Cloud, or other regulated and sovereign cloud experience.
• Background in a regulated industry such as nuclear, healthcare, defense, finance, or critical infrastructure.
• GPU infrastructure and LLM serving experience (vLLM, model gateways, capacity and.
• Experience running search or vector database infrastructure at scale.
• Familiarity with Cloudflare (DNS, Zero Trust, Pages, Workers).