Principal Software Engineer

We're hiring on behalf of a Haystack partner!The Role Tackle complex technical challenges in delivering machine learning at enterprise scale Design, build, and evolve reliable, secure, and cost-efficient platform capabilities Work hands-on across enterprise repositories, improving shared services, CI/CD workflows, and infrastructure patterns Conduct deep technical investigation of performance and scalability issues Set platform strategy and standards for ML packaging, deployment, serving, and observability Partner with Data Scientists to package, scale, and operationalize modelsWhat You'll Need Bachelor’s or Master’s degree in Computer Science, Software Engineering, or related discipline; 8+ years building and operating production platforms Deep software engineering expertise in Python and distributed systems, with a track record of building production-grade services, libraries, and internal platforms Linux fluency and scripting are required Hands-on cloud platform leadership (AWS) with S3, Lambda, Batch, Step Functions, EventBridge, CloudWatch, and SNS/SQS Experience with DevOps and CI/CD at scale, owning standards for automated build/test/deploy (e.g., Jenkins, Git-based workflows), containerization (Docker), release governance, and multi-environment promotion for ML-enabled workloads Infrastructure as Code (CloudFormation, Terraform/OpenTofu) and platform reliability engineering for ML serving and data/feature pipelinesWhat's On Offer Competitive base salary with potential for bonus or other variable compensation Comprehensive health care coverage and emotional well-being support Market-leading retirement and generous paid time offApply via Haystack today!