Senior Backend Engineer

hace 3 semanas


VitoriaGasteiz, España Sax AI A tiempo completo

About Sax AISax AI is building AI agents for compliance in investment banks in London. Sax AI delivers superhuman KYC (Know Your Customer) with AI agents executing and human KYC officers overseeing. We help banks outsource their KYC, 10x faster and 10x cheaper.What You'll DoBuild and optimize AI agents for compliance workflows using Python and LLMsIntegrate with external data providers and with banks' internal systemsArchitect async task pipelines for complex, long-running compliance checksDevelop APIs for the front-end applicationContribute to architectural decisions that enhance system performance and reliabilityWrite clean, maintainable, strictly-typed code that meets enterprise security and compliance standardsTech StackPython with mypy, Django, CeleryPostgreSQL with pgvector, RedisAWS, DockerLLMs: OpenAI, GeminiQualifications5+ years building backend systems in PythonStrong software design and architecture, and domain modelingExperience designing APIs and with async/background job processing patternsStrong problem-solving abilities and systematic debugging approachCare about code quality, testing, and maintainabilityBachelor's degree in Computer Science, Engineering or related fieldNice to HaveExperience building enterprise SaaS applicationsDevOps experience: Terraform, AWS, infrastructure-as-code, CI/CD pipelinesFinancial services, KYC/AML, or regulatory compliance domain knowledgeExperience with agentic AI systems, document processing/OCR pipelinesWhat Makes This Role InterestingBuild AI agents that automate days of analyst work into minutes, in a high-stakes financial domainWork directly with investment banks on real compliance workflowsShape the architecture of a complex AI system in a fast-growing startup with enterprise clientsA competitive salary with generous Stock Options.


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