Who you are

• 7+ years in backend or full stack development across the lifecycle
• Built and scaled large distributed systems in production
• Deployed generative AI systems
• Strong grasp of cloud architectures and related technologies
• Designed and maintained APIs for external developers
• Clear communicator who partners across product, design, ML, and GTM
• Proven mentoring and technical leadership

What the job involves

• AI engineers at Ada have autonomy, ownership, and the mandate to make a large impact with product, design, and ML partners. We build scalable systems and work with LLMs
• Staff Engineers set technical standards, act as subject matter experts, raise quality across teams, mentor widely, and lead cross team initiatives that move business outcomes
• Our AI agent is powered by the Reasoning Engine, which grounds answers in each customer’s knowledge and policies and composes responses from retrieved context
• As a Staff Engineer on the Performance team you focus on Ada’s Reasoning Engine
• The engine retrieves the best first party content, grounds the LLM in that context, and generates replies to answer support questions for our clients
• You partner with internal and external stakeholders to deliver a roadmap that keeps the engine performant, scalable, and reliable, and you translate technical tradeoffs into clear business impact
• Own a clear area of the engine. Know our architecture, domain, and data. Pick the right tools and design for current and future load. Share knowledge through searchable docs
• Lead reviews. Keep tests, observability, SLOs, and SLAs in place and met. Maintain a visible backlog of technical work. Keep dependencies up to date and fix security issues fast. Work with product and design from discovery through iteration
• Prioritize high leverage work that increases developer velocity, reduces latency, unlocks capabilities, mitigates incident risk, improves onboarding, and results in clear how tos and documentation
• Mentor across teams. Demo complex ideas. Establish repeatable patterns others adopt. Review designs and PRs beyond your team and stay available to unblock engineers
• Outcomes:
• Higher Automated Resolution with reliable, on policy replies
• Roadmap delivered for the Reasoning Engine with strong reliability and performance
• SLOs met with effective SLAs and clear observability
• Lower defects and regressions, current dependencies, no open security vulnerabilities
• Meaningful latency and throughput gains on high traffic paths
• Cross team improvements that lift developer velocity and platform capabilities
• Visible mentoring outcomes and org wide upleveling

Benefits

• Generous stock option plan
• Unlimited vacation
• Wellness account
• Extended health coverage
• Dental/optical/travel insurance
• Life insurance
• Employee and family assistance plan
• Flexible work schedule
• Digital first, fully remote with WFH budget
• In-house social worker
• Paid parental leave for Canadian and U.S. residents
• Development opportunities