Senior Data Infrastructure Engineer

Posted 3 Hours Ago
Be an Early Applicant
San Francisco, CA, USA
In-Office
150K-200K Annually
Senior level
Artificial Intelligence • Cloud • Mobile • Sales • Software
Aircall is the phone system for modern business.
The Role
Build and operate Aircall’s AWS-based data platform and Iceberg lakehouse, including ingestion, orchestration, compute, governance, observability, and infrastructure automation. Develop self-service frameworks for analytics engineers and data scientists, migrate workloads from Redshift, establish staging and gated promotion workflows, maintain reliability SLAs, and lead incident resolution. The role also owns CI/CD, GitOps, schema management, access controls, and cost-efficient platform operations.
Summary Generated by Built In

Aircall is a unicorn, AI-powered customer communications platform used by 22,000+ companies worldwide to drive revenue, resolve issues faster, and scale customer-facing teams. We’re redefining customer communications by bringing voice, SMS, WhatsApp, and AI together into one seamless workspace.

Our momentum comes from a simple idea: help teams work smarter, not harder. Aircall’s AI Voice Agent automates routine calls, AI Assist streamlines post-call work, and AI Assist Pro delivers real-time guidance so people can do their best work. The result is higher revenue, faster resolutions, and teams that scale with confidence.

Aircall is headquartered in Paris, our European HQ, with a strong North American presence anchored in Seattle, our North American HQ, and teams across Madrid, London, Berlin, San Francisco, New York City, Sydney, and Mexico City. We’ve built a product customers love and a business that’s scaling quickly, backed by world-class investors and driven by rapid AI innovation across multiple product lines.

At Aircall, you’ll join a company in motion. We’re ambitious, product-driven, and execution-focused, with visible impact, fast decisions, and real growth.


How we work at Aircall: We’re customer-obsessed, data-driven, and focused on delivering meaningful outcomes. We value ownership, continuous learning, and thoughtful speed. If you thrive in a collaborative, fast-moving environment where trust and impact matter, you’ll feel at home here.


About the role

Aircall's Data team is mid-migration: we are moving off a single Redshift cluster onto an Apache Iceberg lakehouse on S3, with Flink CDC into Kafka for ingestion and dbt-on-Spark via Apache Kyuubi on EKS for transformation. It's a real greenfield platform build — already scoped and underway — on top of a stack that carries ten years of startup-growth history, and all the quirks that come with it.

We're building this role to give platform work the runway it deserves. Right now, our engineers wear two hats — owning the infrastructure and the business datasets running on top of it — and we're ready to invest in the high-leverage frameworks that will make both jobs easier: data quality automation, schema registry, and staging and gated promotion. This is a dedicated platform seat: your chance to build those foundations from the ground up. Your customers are the analytics engineers, data scientists, and AI agents who build on what you ship, and your product is their leverage.


What you will do

  • Build and operate the lakehouse: Apache Iceberg on S3, table design and maintenance, partitioning and compaction, and the migration of remaining Redshift workloads onto it
  • Own ingestion end to end — Flink CDC → Kafka (MSK) → Iceberg, plus Rudderstack, Fivetran and DMS sources — and hold the freshness and reliability SLAs on it
  • Run and evolve the compute and orchestration layer: Apache Kyuubi on EKS for dbt-spark, Airflow (completing its ECS → EKS migration), autoscaling, spot strategy and cost efficiency
  • Build the tooling, libraries and templates that let analytics engineers and data scientists own their own pipelines without filing a ticket — self-service is the deliverable, not a side effect
  • Close our environment gaps: a real staging environment, CI that tests against staging rather than production, automated schema-change detection, gated promotion and canary deploys for critical models
  • Own governance and access at the platform level: Lake Formation row/column RBAC, StrongDM zero-trust access, SSO, audit logging, and PII handling
  • Own observability: Monte Carlo, lineage, alerting and the SLAs we publish — and drive incidents to root cause and to a durable fix
  • Champion infrastructure as code and automation (Terraform, GitLab CI, GitOps) across everything the team runs

What you own vs. our Analytics Engineers

You own the platform: ingestion, storage, orchestration, compute, access control, observability and the frameworks on top of them. Our Analytics Engineers own the business-facing layer — dbt models, golden datasets, metric definitions and the semantic layer — and consume your platform as a service. You're energized by multiplying other people's speed, and drawn to problems where the end user is a fellow engineer.


Must-haves

  • 4+ years (Senior: 6+) in data engineering, data platform or infrastructure engineering
  • Strong Python and SQL, with demonstrated experience building frameworks and tooling others depend on, not only pipelines
  • Production experience with an orchestration framework (Airflow, Dagster, Prefect) at meaningful scale — including the operational side, not just DAG authoring
  • Hands-on Apache Spark and distributed-systems fundamentals
  • Deep AWS experience (S3, EKS/ECS, IAM, Glue/Athena or equivalent)
  • Comfortable building and debugging CI/CD, infrastructure as code (Terraform) and GitOps workflows; familiar with Kubernetes and Docker
  • Track record owning reliability: SLAs, monitoring, alerting, on-call, and post-incident hardening
  • Daily, hands-on use of AI coding tools (Claude Code, Cursor, or equivalent) as a core part of how you build and operate infrastructure
  • Great cross-functional communication — you'll shape data contracts with backend engineering and align expectations with analytics consumers.

Nice-to-haves

  • Production experience with an open table format (Apache Iceberg, Delta Lake, Hudi) and lakehouse migration off a classic warehouse
  • Streaming experience: Kafka/MSK, Flink, CDC pipelines, Kinesis
  • Experience with data governance tooling — Lake Formation, Unity Catalog, or equivalent RBAC/masking implementations
  • Familiarity with dbt (as a platform provider — dbt-spark, adapters, CI for dbt) and with data observability tooling such as Monte Carlo
  • Experience designing platforms consumed by AI/LLM workloads and low-latency analytics engines
  • Open-source contributions to data infrastructure projects
Base salary range:
$150,000$200,000 USD

Why join us?

🚀 Key moment to join Aircall in terms of growth and opportunities

💆‍♀️ Our people matter, work-life balance is important at Aircall

📚 Fast-learning environment, entrepreneurial and strong team spirit

🌍 45+ Nationalities: cosmopolite & multi-cultural mindset

💶 Competitive salary package & benefits


DE&I Statement: 

At Aircall, we believe diversity, equity and inclusion – irrespective of origins, identity, background and orientations – are core to our journey. 

We pride ourselves on promoting active inclusion within our business to foster a strong sense of belonging for all. We’re working to create a place filled with diverse people who can enrich and learn from one another. We’re committed to ensuring that everyone not only has a seat at the table but is valued and respected at it by providing equal opportunities to develop and thrive.  

We will constantly challenge ourselves to make sure that we live up to our ambitions around diversity, equity and inclusion, and keep this conversation open. Above all else, we understand and acknowledge that we have work to do and much to learn.


Want to know more about candidate privacy? Find our Candidate Privacy Notice here.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

Skills Required

  • At least 4 years of experience in data engineering, data platform, or infrastructure engineering; 6+ years for Senior level.
  • Strong Python and SQL skills.
  • Experience building frameworks and tooling used by other engineers, beyond developing pipelines alone.
  • Production experience operating an orchestration framework such as Airflow, Dagster, or Prefect at meaningful scale.
  • Hands-on Apache Spark experience and distributed-systems fundamentals.
  • Deep AWS experience, including S3, EKS or ECS, IAM, and Glue/Athena or equivalent services.
  • Experience with CI/CD, infrastructure as code using Terraform, GitOps workflows, Kubernetes, and Docker.
  • Track record owning reliability practices, including SLAs, monitoring, alerting, on-call, and post-incident hardening.
  • Daily hands-on use of AI coding tools such as Claude Code, Cursor, or equivalent.
  • Strong cross-functional communication skills, including shaping data contracts and aligning with analytics consumers.
  • Production experience with Apache Iceberg, Delta Lake, Hudi, or another open table format, plus lakehouse migration experience.
  • Streaming experience with Kafka/MSK, Flink, CDC pipelines, or Kinesis.
  • Experience with data governance tooling such as Lake Formation or Unity Catalog, including RBAC or masking.
  • Familiarity with dbt platform operations, dbt-spark, adapters, CI for dbt, or Monte Carlo.
  • Experience designing platforms for AI/LLM workloads and low-latency analytics engines.
  • Open-source contributions to data infrastructure projects.

Aircall Compensation & Benefits Highlights

The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Aircall and has not been reviewed or approved by Aircall.

  • Healthcare Strength Employer-paid core medical, dental, and vision coverage is emphasized, alongside mental health and wellness support. Coverage is described as starting quickly after hire and complemented by wellness reimbursements and related programs.
  • Parental & Family Support Generous parental leave for primary and secondary caregivers is highlighted, with added childcare reimbursements. Family-oriented benefits are positioned as part of a supportive culture.
  • Leave & Time Off Breadth Unlimited PTO, wellness days, and paid volunteer time are offered. Time-off policies are framed to encourage rest and work-life balance.

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The Company
HQ: Paris
700 Employees
Year Founded: 2014

What We Do

Aircall is the phone system for modern business. An entirely cloud-based voice platform that integrates seamlessly with popular productivity and helpdesk tools that workplaces are already using, Aircall was built to make phone support as easy to manage as any other business workflow—accessible, transparent, and collaborative.

Why Work With Us

At Aircall, we’re equally thrilled by our ambitious goals, and by the journey that will lead us there. Our culture is rooted in our mission: we believe that now more than ever, good communication has the ability to make a difference. We’re learning, trying, and improving every day.

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