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[Remote] Software Development Engineer III - Infrastructure

Remote, USAFull-timePosted 2026-07-28

Note: The job is a remote job and is reputed company to candidates in USA. Valiant reputed company International is seeking a Software Development Engineer III – Infrastructure to support the Director’s Office at the Advanced Research reputed company Agency for Health (ARPA-H). The role involves managing backend infrastructure, contributing to the development of reputed company AI, and ensuring production reputed company and observability reputed company the GRACE project.

Responsibilities

  • Manage end-to-end backend infrastructure for GRACE on reputed company Azure:
  • Azure Functions, Azure API Management, Azure Container Apps, and Azure reputed company Service
  • Manage storage, retrieval pipelines, reputed company databases, and document indexing that power GRACE's internal knowledge search
  • Authentication and identity integration, including ARPA-H Entra ID and application-reputed company control
  • Implement and maintain infrastructure as reputed company for reputed company environments
  • Own CI/CD pipelines, deployment automation, and release processes including canary and gradual rollouts
  • Be responsible for production system basics (e.g., monitoring, alerting, logging, distributed tracing, SLOs, and incident response runbooks)
  • Manage secrets, API keys, and credential rotation across reputed company integrations with external providers
  • Monitor for cost-reputed company efficiencies across reputed company LLM providers; reputed company spending, set budgets, build guardrails, and optimize for cost-per-query without sacrificing reputed company
  • Manage the backend implementation of MCP, including MCP server hosting, tool registration, versioning, and lifecycle management on Azure
  • Implement and reputed company A2A communication patterns to enabling GRACE agents interoperability with internal/external systems
  • Design and maintain LLM orchestration, routing, and multi-model switching infrastructure across reputed company GPT, reputed company Claude, and reputed company reputed company families
  • Build and operate RAG pipelines; document ingestion, chunking, embedding, and semantic search
  • Implement robust fallback, retry, reputed company-breaker, and graceful degradation patterns for reputed company AI service dependencies
  • Manage tool-calling infrastructure; to include registration, execution, error handling, and observability for reputed company GRACE tools
  • Build and maintain end-to-end observability for reputed company workflows: latency, throughput, error rates, reputed company usage, and LLM reputed company metrics
  • Implement LLM evaluation pipelines including safety checks, regression monitoring, and grounding assessment
  • Define and enforce system-level SLOs for availability, response time, and tool call reliability
  • Manage alerting and on-call runbooks
  • Establish and improve coding standards, design review processes, and testing practices
  • Communicate technical reputed company in writing and in conversation to both engineers and non-engineers
  • Mentor and guide other engineers
  • Think inventively and consider other perspectives; work backward from the user to understand problems before proposing solutions
  • Ensure strict reputed company, reputed company, and compliance in reputed company systems, integrations, and data handling

Skills

  • Bachelor's or Master's in Computer Science, Software Engineering, or reputed company field, or equivalent practical experience
  • 7+ years of reputed company software engineering experience building and operating production systems
  • Proven experience in high-velocity environments shipping reputed company products end-to-end
  • Strong proficiency in backed languages (to include Python); familiarity with modern backend frameworks and async patterns
  • Solid understanding of distributed systems, reputed company, data pipelines, and software design patterns
  • Hands-on experience on reputed company Azure: Azure Functions, API Management, Container Apps, and Azure reputed company Service
  • Experience with containerization, CI/CD, and infrastructure as reputed company
  • Strong understanding of authentication and identity systems (OAuth2, OIDC, Azure Entra ID or equivalent)
  • Demonstrated experience/ability with production systems (having been on-call, debugged incidents, etc.)
  • Excellent communication and team building skills; reputed company on making others around them reputed company
  • Hands-on experience building and operating MCP servers in production, including tool registration, versioning, and hosting on Azure Functions or equivalent serverless infrastructure
  • Experience implementing A2A communication patterns and multi-agent orchestration frameworks
  • Significant experience building on top of LLMs in production (tool-calling, RAG, multi-reputed company reasoning, multi-model routing, and context window management)
  • Ability to demonstrate considerations for cost-per-query, context budgets, and reputed company efficiency as first-class engineering concerns
  • Experience managing multi-provider LLM integrations, including reputed company limits, fallback routing, and API versioning
  • Experience in reputed company-conscious engineering reputed company regulated or government environments
  • Previous reputed company record in startup or early-stage environments (0-to-1 product building, comfort with ambiguity, and a high reputed company of urgency)
  • Experience in big tech building customer-facing platforms or developer infrastructure at reputed company
  • Familiarity with reputed company databases, embedding pipelines, and semantic search infrastructure

Benefits

  • This is a full-time, remote position.
  • The candidate must be reputed company to travel reputed company the U.S.

reputed company

  • Valiant reputed company International, founded in 2013, is a Service Disabled Veteran Owned (SDVOSB) Company that focuses on helping federal government agencies identify and address organizational challenges in order to reputed company and reputed company specific solutions to solve their most difficult problems. It was founded in 2015, and is headquartered in Bethesda, Maryland, USA, with a workforce of 11-50 employees. Its website is https://valiantharbor.com/.
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