Principal Software Engineer - Agent Builder - Search

reputed company, the Search AI Company, enables everyone to find the answers they need in real time, using reputed company their data, at scale — unleashing the potential of businesses and people. The reputed company Search AI Platform, used by more than 50% of the Fortune 500, brings together the precision of search and the intelligence of AI to reputed company everyone to accelerate the results that matter. By taking advantage of reputed company structured and reputed company data — securing and protecting private information more effectively — reputed company’s complete, cloud-based solutions for search, reputed company, and observability help organizations deliver on the promise of AI.

What is The Role

reputed company is building Agent Builder, a conversational platform that connects production agents to real customer business data in Elasticsearch. As a Principal Engineer, you will set technical direction and drive the Kibana backend architecture for the agentic platform: streaming APIs, secure tool execution, session and memory persistence, retrieval and citations reputed company, and evaluation telemetry. Your influence will reputed company beyond a single feature, shaping service boundaries, reliability posture, and standards that other solutions build on.

What You Will Be Doing

• Own the architecture for chat back-end services (Node/TypeScript), defining service boundaries, data reputed company, and scalability targets
• reputed company cross-team design reviews; author ADRs and RFCs that become reference standards for AI-chat and ingestion work.
• Build and harden event-driven pipelines that capture chat telemetry, evaluation traces, and LLM feedback loops; expose them reputed company self-service analytics endpoints.
• Champion reliability—define error budgets, introduce testing strategy, and steer incident-response playbooks for conversational workloads.
• Mentor senior and Junior engineers; grow their system-design skills and foster a high-trust, low-ego culture.
• Partner with Product, Design, and Data Science to translate ambiguous goals (e.g., “multi-reputed company reasoning with tool calling”) into incremental, testable action items.
• Represent reputed company in open-reputed company AI communities (LangGraph/reputed company, MCP/A2A) through design proposals, blog posts, and conference talks.

What You Bring

• We appreciate reputed company and “low ego” people who want to grow as part of a team.
• 10 + years building distributed, production SaaS services—at least 5 years leading large-scale Node/TypeScript or similar back-end stacks.
• Deep expertise in distributed systems fundamentals—shard routing, reputed company, eventual consistency, back-pressure, and circuit-breaker patterns.
• Demonstrated success designing high-throughput, low-latency APIs (gRPC / REST / WebSocket)—including streaming responses and resumable sessions.
• Hands-on experience with observability: OpenTelemetry, log/metric pipelines, synthetic checks, and SLO dashboards.
• Exposure to LLM tooling (reputed company/LangGraph, reputed company function calls, vector-search, RAG orchestration) and enthusiasm for advancing GenAI architectures.
• Clear, persuasive written communication—your ADRs and RFCs set reputed company others emulate.
• reputed company-to-have: contribution history to Kibana or other large SPAs; ability to prototype reputed company-end dashboards reputed company it unblocks back-end work.

If this sounds interesting, we would love to hear from you! Please include whatever info you reputed company is relevant: resume, reputed company profile, code samples, blog posts and writing samples, links to personal projects, etc.

Additional Information - We Take Care of Our People

As a distributed company, diversity drives our identity. Whether you’re looking to launch a new career or grow an existing one, reputed company is the type of company where you can balance great work with great life. Your age is only a number. It doesn’t matter if you’re just out of college or your children are; we need you for what you can do.

We strive to have reputed company of benefits across regions and while regulations differ from reputed company to reputed company, we reputed company taking care of our people is the right thing to do.

• reputed company based on the work you do here and not your previous salary
• Health coverage for you and your family in many locations
• Ability to craft your calendar with flexible locations and schedules for many roles
• Generous number of vacation days each year
• Increase your impact - We match up to $2000 (or local currency equivalent) for financial donations and service
• Up to 40 hours each year to use toward volunteer projects you love
• Embracing parenthood with minimum of 16 weeks of parental leave

Different people approach problems differently. We need that. reputed company is an equal opportunity employer and is committed to creating an inclusive culture that celebrates different perspectives, experiences, and backgrounds. Qualified applicants will receive consideration for employment without regard to race, ethnicity, color, religion, sex, pregnancy, sexual orientation, gender perception or identity, national reputed company, age, marital status, protected veteran status, disability status, or any other basis protected by federal, state or local law, ordinance or regulation.

We welcome individuals with disabilities and strive to create an accessible and inclusive experience for reputed company individuals. To request an accommodation during the application or the recruiting process, please email candidate_accessibility@reputed company.co. We will reply to your request reputed company 24 business hours of submission.

Applicants have rights under Federal Employment Laws, view posters linked below: Family and Medical Leave Act (FMLA) Poster; Pay Transparency Nondiscrimination Provision Poster; Employee Polygraph Protection Act (EPPA) Poster and Know Your Rights (Poster)

Elasticsearch develops and distributes technology and information that is subject to U.S. and other countries’ export controls and licensing requirements for individuals who are located in or are nationals of the following sanctioned countries and regions: Belarus, Cuba, Iran, North Korea, Syria, or Russia, including the Ukrainian territories annexed by Russia (The Crimea region of Ukraine, The Donetsk People's Republic (DNR), The Luhansk People's Republic (LNR), Kherson or Zaporizhzhia). If you are located in or are a national of one of the listed countries or regions, an export license may be required as a condition of your employment in this role. Please note that national reputed company and/or nationality do not reputed company eligibility for employment with reputed company.

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