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[Remote] Sr. Platform Engineer (Integrations Platform)

Remote Full-time Now Hiring

Note: The job is a remote job and is open to candidates in USA. Istari Digital is seeking a Senior Platform Engineer to join their Integrations Platform team. The role involves leading the design and delivery of major features and projects while collaborating with cross-functional teams to enhance integration authoring experiences and developer tooling.

Responsibilities

  • Lead the design and delivery of major features and projects within the Integrations Platform — SDKs, agents, job pipelines, and related services — carrying them from inception through customer production
  • Drive the evolution of the integration authoring experience, including AI-enabled workflows that scale how integrations are built and maintained
  • Champion reliability, scalability, and observability practices across the agent ecosystem and integrations lifecycle, and hold the features you build to that bar
  • Build developer tooling, packages, and libraries that reduce friction and accelerate integration development and adoption
  • Partner with product, platform, and customer success teams to translate customer needs into concrete technical designs for the features and projects you lead
  • Provide technical leadership and mentorship — raise the engineering bar through design reviews, architecture input, and hands-on guidance
  • Lead cross-functional initiatives spanning workflow orchestration, service scaling, and job orchestration
  • Evaluate and introduce emerging technologies and frameworks for integration authoring, automation, and platform capabilities

Skills

  • 7+ years of professional software engineering experience, including significant time designing and scaling distributed systems, developer platforms, or integrations frameworks
  • Demonstrated experience owning the architecture of significant features or subsystems end-to-end — you've made the tradeoffs and lived with the consequences
  • Strong coding ability across backend services, SDKs, developer tooling, and agent-based systems. Specific language experience isn't crucial — our stack is primarily Python, with a growing share in Go, key components in Java and C#, and a TypeScript/React front end
  • Experience working on edge platforms — Windows especially, plus Linux (desktop and server) and macOS — including low-level platform and administrative considerations (permissions, services/daemons, packaging, filesystem quirks) unique to each OS
  • Experience working with multiple orchestration models for distributed systems (e.g., DAG-based schedulers, event-driven pipelines, actor systems, queue-based task workers) would be ideal
  • Hands-on familiarity with AI-assisted development or agentic workflow systems
  • Strong grounding in system reliability, security, and performance optimization for developer-facing platforms
  • A track record of technical leadership and mentorship — you've grown engineers and shaped practices within your team, not just shipped code
  • Excellent communication skills, with the ability to influence technical decisions across the teams you work with
  • Bachelor's degree in Computer Science, Engineering, or a related field, or equivalent professional experience
  • Must be a US citizen or permanent resident living within the United States

Company Overview

  • Istari Digital is the agentic AI infrastructure for defense, aerospace, and other industries where failure is not an option. It was founded in 2022, and is headquartered in Cambridge, Massachusetts, USA, with a workforce of 51-200 employees. Its website is https://www.istaridigital.com.