Senior Software Engineer - Infrastructure

Position Overview

Blend is solving significant internal engineering challenges as we expand from processing thousands to millions of loans across an increasingly large part of each loan's lifecycle. Our Infrastructure team acts as a company within a company—empowering developers to ship code faster and more securely. We are looking for a Senior Software Engineer with a deep focus on infrastructure and platform engineering. This role is ideal for someone who thrives in building Kubernetes at scale, internal platforms, and developing tools that enable developer velocity and operational excellence.

On-site requirement: We are only considering candidates that are able to be in our North Hills office 4x a week.

Key Responsibilities

• Operate Kubernetes infrastructure (EKS) at scale, supporting dynamic provisioning, intelligent autoscaling, and secure multi-tenant workloads.
• Maintain and enhance our internal developer platform and tooling (built in Go on top of Kubernetes) to automate deployments, configuration, and infrastructure workflows, improving deployment orchestration and self-service capabilities.
• Plan and perform zero-downtime Kubernetes upgrades, ensuring compatibility and minimizing disruption across hundreds of services.
• Develop Infrastructure-As-Code using Terraform for provisioning and operating infrastructure in a reliable and repeatable manner.
• Drive improvements across our AWS infrastructure in areas like networking, IAM, cost optimization, and monitoring.
• Participate in a 24x7 on-call rotation and act as an escalation contact for service incidents.

Required Qualifications

• Extensive hands-on experience managing Kubernetes clusters in production (EKS preferred).
• Proficient in at least one major programming language such as Go (preferred), Typescript/Node.js, Python, Rust, or C++.
• Deep knowledge of at least one major cloud provider (AWS preferred).
• Proven track record of shipping and maintaining internal platforms, tooling, or developer infrastructure at scale.
• Bachelor's degree in Computer Science, Engineering, or a related field with 5+ years of Platform/SRE/Infrastructure experience.
• Proficiency with configuration management and service orchestration tools such as Terraform and Docker.

Compensation

• Base Salary Range: $122,000 - $144,000 (applies to full-time hires; final offer determined by multiple factors including function, level, geographic location, and relevant skills and experience).
• Bonus (if applicable): Eligibility contingent upon company performance against established goals and individual performance objectives.
• Equity: Meaningful Restricted Stock Units in public company stock (NYSE: BLND) so you share in Blend's long-term growth and success.