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Senior Software Engineer, Data Infrastructure

Decagon· Engineering
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San Francisco, New York City$200k - $400kFull-timePosted 2mo ago

About the role

Senior Data Infrastructure Engineer to design, build, and operate data systems powering Decagon's AI products, owning critical data pipelines and storage end-to-end, with focus on reliability, performance, and scalable data solutions.

Responsibilities

  • Design and implement high‑throughput data pipelines and streaming systems with strong SLOs, clear runbooks, and actionable telemetry.
  • Build and operate real‑time and batch ingestion infrastructure using tools like Kafka, Flink, and Airflow.
  • Own our analytical data layer — schema design, query performance, and cost optimization across ClickHouse, BigQuery, or similar.
  • Partner with research and product teams to architect data solutions, evaluate performance, and scale new features.
  • Tune pipeline and query latencies: optimize data paths, apply smart caching/partitioning, and hit tight p95/p99 targets.
  • Lead infrastructure‑as‑code (Terraform) and GitOps practices for data systems; reduce drift with reusable modules and policy‑as‑code.
  • Participate in on‑call and drive down toil through automation and elimination of recurring data issues.

Qualifications

  • 5+ years building and operating production data infrastructure at scale.
  • Hands-on experience with Tier 1 data technologies: ClickHouse, Kafka (or MSK/Pub‑Sub/RabbitMQ), and Flink or dbt.
  • Proven track record meeting high availability and low latency targets across streaming and batch workloads.
  • Excellent observability chops (OpenTelemetry, Prometheus/Grafana, Datadog) and strong incident response discipline.
  • Clear written communication and the ability to turn ambiguous data requirements into simple, reliable designs.

Skills

Required:Data pipeline designStreaming technologiesData layer optimizationObservabilityInfrastructure as code

Benefits

  • Medical, Dental, and Vision benefits for you and your family
  • Life Insurance and Disability Benefits
  • Retirement Plan (e.g., 401K, pension)
  • Parental Leave
  • Fertility and family building benefits through Carrot
  • Monthly stipend to support your wellness, lifestyle, and work-life balance
  • Daily lunches and snacks in the office to keep you at your best
  • Take what you need vacation policy (subject to local requirements; UK employees receive 25 days of statutory leave)
Last updated Aug 27, 2026. Interested? Apply on the company site.

About Decagon

Conversational AI for Customer Experience

Reimagine your customer experience with AI agents, built for the enterprise.

AI agentsCXConversational AICustomer Experienceai-agents-and-applicationsorchestrationvoice-ai-stackwing-list-2026
Company profileWebsite

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