Brown Brothers Harriman & Co.

Systems Architect - AI Platform & Generative AI Lab

Brown Brothers Harriman & Co.
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21 days ago
Kraków, PolandSenior

Responsibilities

  • Drive implementation of architectural decisions and establish technical direction for AI Platform services and the engineering team.
  • Lead an AI Lab Agile team in evolving experiments and proofs of concept into production-ready, enterprise-grade solutions.
  • Partner with business stakeholders to identify, prioritize, and onboard high-value AI use cases.
  • Define and promote engineering standards, architecture principles, reusable patterns, shared services, and platform capabilities.
  • Mentor and coach engineers while fostering technical excellence, innovation, and continuous learning.
  • Lead technical investigations, root-cause analysis, performance tuning, and production issue resolution.
  • Evaluate emerging AI technologies and recommend practical approaches aligned with business objectives.
  • Collaborate with enterprise architecture, security, data, and engineering teams on scalable, secure, and compliant solutions.
  • Perform architecture and code reviews, guide technical decisions, and create prototypes and proofs of concept.
  • Advise on AI strategy, platform architecture, and technical direction.

Requirements

  • 8+ years of software engineering experience, including experience as a Technical Lead or Engineering Lead.
  • Proven experience leading engineering teams and delivering complex technology initiatives.
  • Experience implementing technical architectures and scalable software solutions.
  • Strong hands-on experience with Java and modern backend development.
  • Experience profiling and debugging Java applications, including memory leaks, performance bottlenecks, concurrency issues, and high CPU utilization.
  • Experience processing and transforming large datasets efficiently with an emphasis on performance, scalability, and resource optimization.
  • Strong understanding of asynchronous programming in Java, including asyncio, multiprocessing, and concurrent execution patterns.
  • Experience designing and developing scalable APIs and distributed systems.
  • Solid understanding of cloud-native architectures and modern platform engineering practices.
  • Strong software engineering fundamentals, including testing strategies, CI/CD, code reviews, and clean code principles.
  • Excellent communication, analytical, problem-solving, and cross-functional collaboration skills.
  • Experience managing production-critical systems and influencing technical direction across teams.
  • Bachelor’s degree in Computer Science, Engineering, or a related discipline.
  • TOGAF certification or equivalent architecture experience.
  • Experience defining architecture principles, technology standards, and technical roadmaps.
  • Interest or experience in LLMs, AI Agents, Retrieval-Augmented Generation, and enterprise AI governance.

Benefits

  • One Culture Celebration Day and one Community Service Day in addition to standard paid vacation.
  • Task-based working system.
  • Private medical care and life insurance.
  • Employee Assistance Program with independent and confidential counseling for employees and families.
  • Professional training and qualification support.
  • Wellbeing Program and online Social Fund benefit platform.
  • Social, sports, and integration events.
  • Onboarding Program for new hires.
  • Kraków hybrid work model with three days per week in the office, or two office days per week for a parent of a child up to four years old.

Tech Stack

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Brown Brothers Harriman & Co.

About Brown Brothers Harriman & Co.

5,001-10,000 employees

Brown Brothers Harriman & Co. provides investor services such as custody, fund administration, and asset servicing for asset managers and financial institutions, and offers private banking, investment management, and private equity to families and enterprises. Founded in 1818 and headquartered in New York, it operates as a privately held partnership with offices worldwide, serving clients across roughly 90 markets. Its revenue is driven by service and management fees.

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