Job Details

Senior Infrastructure Engineer

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About Us

SentiLink provides innovative identity and risk solutions, empowering institutions and individuals to transact confidently. We are building the future of identity verification in the United States and reinventing the currently clunky, ineffective, and expensive process. Our real‑time APIs have verified hundreds of millions of identities, beginning with financial services. We raised a $70M Series B round led by Craft Ventures, and have been named to the Forbes Fintech 50 list consecutively since 2023.

About The Opportunity

As a Senior Infrastructure Engineer, you will develop standards, processes, tooling, and systems that serve as the foundation of the SentiLink platform. You will focus on improving the reliability and efficiency of our systems, services, and engineering teams, working closely with Engineering, Data Science, and Analytics to build systems and tools that enhance velocity, reliability, and visibility. The role is remote and US‑based.

Technologies

Python, Aurora PostgreSQL, AWS (EC2, S3, RDS, Redshift), Kubernetes, Docker, Terraform, CI/CD, observability tooling (Datadog, Prometheus, SumoLogic), OpenSearch, and Linux.

Responsibilities

• Construct infrastructure as code; develop and enforce best practices across configurations while preventing drift between Terraform configurations and infrastructure deployments
• Design infrastructure that enables Engineering, Data Science, and Analytics to rapidly perform software development and data processing
• Implement monitoring tools, dashboards, and functionalities for a variety of services and operations across SentiLink's infrastructure and software platform
• Design, implement, and maintain scalable DevOps and CI/CD pipelines to automate application deployment, infrastructure provisioning, and system monitoring, ensuring high availability and efficient development workflows
• Formulate strategies and execute solutions for cloud identity and access management
• Collaborate with the SRE and security teams to maintain secure, up‑to‑date infrastructure in our cloud environment
• Supervise and monitor platform costs, working cross‑functionally to keep costs in line with corporate financial expectations
• Oversee, develop, and operate Kubernetes and service mesh infrastructure, ensuring smooth performance and reliability
• Investigate operational alerts, pinpoint root causes, and compile comprehensive root cause analysis reports; pursue action items relentlessly until they are thoroughly completed
• Examine database operational issues, actively developing and improving database architecture, schema, and configuration for enhanced performance and reliability

Requirements

• 4+ years of relevant work experience
• Familiarity with AWS cloud infrastructure, managing infrastructure as code, and cloud identity and access management
• Experience developing cloud networking infrastructure, including DNS, CDNs, load balancers, VPCs, subnets, and security groups
• Experience scaling and migrating production systems with little to no downtime
• Experience managing observability platforms, building monitoring dashboards, and configuring high‑quality, actionable alerting
• Experience working on software delivery pipelines (CI/CD) and DevOps tooling
• Background in building secure container orchestration using Docker and Kubernetes
• Experience operating enterprise‑size databases (Postgres, Aurora, Redshift, OpenSearch)
• Experience with Python or Golang
• Hands‑on experience developing and testing distributed systems at scale
• Candidates must be legally authorized to work in the United States and must live in the United States

Salary Range

$145,000 /year – $200,000 /year + equity + benefits

Perks

• Employer‑paid group health insurance for you and your dependents
• 401(k) plan with employer match
• Flexible paid time off
• Regular company‑wide in‑person events
• Home office stipend and more!

Corporate Values

• Follow Through
• Deep Understanding
• Whatever It Takes
• Do Something Smart