Staff Software Engineer, AI Platform
Jones Lang LaSalle Incorporated2 months ago
Remote, United States or Chicago, IL, USAStaff+
Base Salary
$160k - $260k/yr
Responsibilities
- Own significant parts of the AI platform end to end, from API design through production behavior under load.
- Design and operate the model gateway, including provider abstraction, routing, failover, and configurable provider switching.
- Build an agent surface that works across frameworks and deployment environments.
- Develop evaluation and benchmarking capabilities, production guardrails, and enforceable responsible-AI standards.
- Own inference cost and latency, including spend attribution and routing decisions.
- Ensure platform reliability, performance, observability, and production incident response.
- Set technical direction, make platform architecture decisions, and provide stable abstractions for other engineering teams.
- Mentor across a distributed team and produce durable designs and documentation.
Requirements
- 8+ years building and operating production systems.
- Direct experience shipping agentic systems to production, including agentic patterns, retrieval, tool calling, inference cost, and latency.
- Hands-on experience with more than one model provider and their practical differences.
- Experience with evaluation, observability, or guardrail tooling for agentic systems.
- A strong platform engineering track record on systems used by other engineering teams.
- Hands-on depth in at least one major public cloud, including running and debugging production workloads.
- Experience designing stable APIs and abstractions for other teams to build against.
- Demonstrable production ownership, including on-call, incident response, and root cause analysis.
- Experience driving decisions and delivering work through a large organization.
- Excellent written and spoken English communication.
- Preferred: experience building or operating an internal developer platform or shared multi-tenant service.
- Preferred: Kubernetes and container-based delivery experience.
- Preferred: infrastructure-as-code experience.
- Preferred: enterprise security, data privacy, or responsible-AI review experience.
Benefits
- Remote position based in Chicago, Illinois.
- 401(k) plan with matching company contributions.
- Comprehensive medical, dental, and vision care.
- Paid parental leave at 100% of salary.
- Paid time off and company holidays.
- Early access to earned wages through Daily Pay.
- Supportive culture and benefits focused on personal well-being and growth.
Tech Stack
Categories
About Jones Lang LaSalle Incorporated
JLL is a global commercial real estate services and investment management firm serving occupiers and investors. It provides property and facilities management, leasing and tenant representation, capital markets, project and development services, workplace strategy, sustainability, and real estate technology and analytics, with a fee- and commission-based advisory, outsourcing, transaction, and management-fee model. Headquartered in Chicago, it is a public company listed on the NYSE (JLL).