• Design and build LLM-powered systems • Collaborate closely with other engineers and teams • Contribute to a strong engineering culture around applied AI rigor • Suggest and drive new initiatives within the roadmap

• You will lead frontend architecture and product execution on Portal, while contributing across the stack where needed (Python services, data pipelines, APIs). • You will have the freedom to suggest and drive new initiatives — including how Portal evolves as the unified data home base at Instacart. • You are expected to mentor other team members and be a champion of engineering excellence, particularly around frontend craft, performance, and UX quality. • You will work closely with other teams (Data Science, ML, Product Eng, Infra) to understand their main pain points around data and translate them into self-serve and reliable solutions.

- Develop and Maintain Software Applications: Design, code, test, debug, and document software applications using .NET framework, cloud and related technologies. Ensure the performance, quality, and responsiveness of applications. Collaborate with the team to define, design, and ship new features. - Collaboration and Support: Work with project leaders, product owners, and developers to understand business requirements and translate them into technical solutions. Provide ongoing maintenance, support, and enhancements in existing systems. Offer support to end-users of the application, by troubleshooting and problem solving. - Continuous Improvement: Stay up-to-date with new technology trends and best practices in .NET development. Continuously improve the codebase, fix bugs, and optimize performance. Participate in code reviews to ensure code quality and shared knowledge. - Testing and Documentation: Create and maintain comprehensive documentation for software solutions. Develop and implement unit and functional tests to ensure code quality. Assist in defining test scenarios and in testing the developed functionality.

Role Description We are seeking a senior technical contributor to help support, modernize, and scale our on premise high performance computing platform. This role will work across: - Linux systems administration - HPC operations - Kubernetes-based services - Automation - Observability - Software tooling - User-facing platform delivery The ideal candidate has deep experience administering RHEL based systems in complex compute environments and is comfortable troubleshooting issues across: - Operating systems - Schedulers - Storage - Networking - Containers - Applications - User workloads This person will play a key role in improving the reliability, usability, and operational maturity of the platform. Responsibilities include: - Developing and maintaining core HPC services - Supporting users running demanding engineering and AI/ML workloads - Creating tooling, scripts, APIs, and integrations Strong software engineering fundamentals are important, including experience with: - Python, Go, or similar languages - Git-based development workflows - Code reviews - Testing practices - CI/CD pipelines - Documentation - Maintainable code design Experience with Slurm or other workload managers is highly valued. We are looking for someone who can balance strong technical depth with a user-focused delivery mindset. This role requires: - Ability to work collaboratively with platform engineers, application teams, and technical users - Identifying pain points and resolving production issues - Documenting repeatable processes - Building durable improvements The right candidate will be pragmatic, a team player, comfortable in a fast-moving environment, and motivated by making complex, massive on-prem infrastructure easier to operate, automate, observe, and continuously improve. - Administer, troubleshoot, and improve RHEL based high performance computing environments supporting CPU and GPU workloads. - Create and maintain HPC services across compute, storage, networking, scheduling, Kubernetes, and observability. - Develop tools, scripts, APIs, integrations, and automation using Python, Go, Bash, or similar languages. - Apply software engineering best practices, including Git workflows, code reviews, testing, modular design, and CI/CD. - Support and help update HPC scheduling environments, with Slurm experience preferred. - Improve monitoring, alerting, dashboards, and operational visibility using Grafana, Prometheus, Dynatrace, and related tools. - Partner with users, customers, and internal engineering teams to understand requirements, resolve issues, and improve platform usability. - Create and maintain documentation, architecture notes, user guides, and operational procedures. - Drive platform modernization focused on reliability, scalability, automation, security, and maintainability. Qualifications - Bachelor’s degree in Computer Science, Engineering, or related field, or equivalent experience - 10+ years of experience in systems engineering, infrastructure engineering, platform engineering, or a related technical role - Strong Linux systems administration experience, preferably with RHEL - Experience with Slurm, PBS, or another HPC workload manager - Experience creating APIs, applications, and services that support platform operations and user workflows - Experience supporting production compute, infrastructure, and large-scale technical environments - Hands-on experience with scripting and software development using Python, Go, Bash, or similar languages - Familiarity with CI/CD concepts, GitHub, and modern software delivery practices - Strong troubleshooting skills across operating systems, services, networking, storage, and application layers - Ability to write clear documentation and communicate effectively with both technical and non-technical stakeholders - Strong ownership mindset with the ability to drive issues to resolution - Ability to use independent judgement to make sound technical decisions Benefits - Immediate medical, dental, and prescription drug coverage - Flexible family care, parental leave, new parent ramp-up programs, subsidized back-up child care and more - Vehicle discount program for employees and family members, and management leases - Tuition assistance - Established and active employee resource groups - Paid time off for individual and team community service - A generous schedule of paid holidays, including the week between Christmas and New Year’s Day - Paid time off and the option to purchase additional vacation time