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Platform Software Engineer, Ingestion

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Platform Software Engineer, Ingestion in USA

  • LangChain
  • Full time
  • Email
  • San Francisco, CA

Responsibilities

  • Design, build, and operate high-throughput ingestion and trace-query systems on SmithDB.
  • Develop monitoring, alerting, and automated recovery to keep ingestion pipelines resilient.
  • Define API, SDK, and CLI standards, tooling, and CI for SDK generation across Python, TypeScript, Go, and Java.
  • Build and maintain integrations for AI frameworks, agents, and tools.
  • Debug performance bottlenecks, optimize database queries, and solve distributed-systems challenges.
  • Participate in an on-call rotation focused on post-incident learning, automation, and prevention.

Requirements

  • Hands-on experience designing and operating data-intensive platform systems at scale.
  • Track record of building widely adopted CLIs, SDKs, or API standards.
  • Production experience with PostgreSQL and Redis or other open-source datastores.
  • Strong production-level backend software engineering experience with Go, Python, or TypeScript.
  • Knowledge of cloud object storage, Kubernetes, containerized infrastructure, and GCP or AWS.
  • Hands-on experience with observability stacks such as Datadog, Prometheus/Grafana, or OpenTelemetry.
  • Experience building and operating production systems or developer-facing APIs is preferred.
  • Strong experience with Java is preferred.
  • Knowledge of columnar file and memory formats and OLAP databases is preferred.
  • Experience in high-growth startups is preferred.

Benefits

  • Medical, dental, and vision coverage
  • Flexible vacation
  • 401(k) plan
  • Life insurance
  • Meals on in-office days in the US
  • Role based in NYC or San Francisco

Salary: $185k - $240k/yr

LangChain

At LangChain, our mission is to make intelligent agents ubiquitous. We build the foundation for agent engineering in the real world, helping developers move from prototypes to production-ready AI agents that teams can rely on. What began as widely adopted open-source tools has grown into a platfo...

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