Top Engineering Jobs in Los Angeles, CA

Leads architecture and scaling of Block’s finance technology stack across Oracle Fusion, accounting, tax, treasury, procurement, and FP&A. Designs financial data models, builds SQL/PL/SQL and REST/SOAP integrations, automates workflows, and translates accounting requirements into scalable technical solutions. Partners with finance, product, data engineering, and integration teams while applying AI-assisted development to improve delivery speed and financial operations.

Build and improve developer experience across large monorepos by leading framework and language migrations, dependency updates, build and CI improvements, automated refactoring, and agentic engineering workflows. The role identifies developer friction, creates safe automation and guardrails, partners with product engineering teams, measures impact, sets technical direction, and mentors engineers on tooling and codebase health.

Build and operate Block’s data platform, including warehousing, orchestration, business intelligence, governance, and agentic workflows. Develop reliable Python services, developer tools, and Terraform infrastructure for petabyte-scale data. Partner with data practitioners and product teams, establish engineering standards, provide technical direction, and mentor engineers while ensuring security, reliability, observability, usability, and data governance.

Designs, builds, and operates scalable internal applications, backend services, APIs, integrations, and automated employee workflows. Owns solutions from architecture through deployment and support while improving reliability, observability, performance, and maintainability. Collaborates across engineering, product, design, security, and People Technology teams; provides technical leadership through architecture reviews, code reviews, mentoring, and roadmap contributions. The role also explores AI-powered capabilities to improve employee workflows and engineering productivity.

Leads and grows an engineering team building financial and supply chain platforms, including agentic workflow automation, reporting, forecasting, tax, compliance, and operational systems. Sets technical direction, architecture, roadmap, and delivery practices while partnering with Finance, Accounting, Tax, Compliance, Product, and Operations. Ensures reliability, security, scalability, testing, observability, and operational excellence, while developing engineers, future leaders, and a healthy engineering culture.

Lead technically complex card-acquiring payment projects from design through production. Build and operate highly reliable payment systems, integrations, testing and certification tooling, and shared engineering frameworks. Analyze ISO messages, network mandates, routing, authorization, clearing, settlement, and processing costs. Provide technical direction, mentor engineers, participate in on-call operations, and establish safe AI-assisted engineering practices for critical financial systems.

Lead the technical direction and delivery of Bitcoin and stablecoin experiences for iOS across Cash App, Square, and Bitkey. Build and ship complex features end to end, establish architecture and shared systems, integrate backend services, improve testing and release safety, and mentor engineers. Collaborate across product, design, Android, web, and backend teams while applying AI-assisted development practices and contributing to secure, reliable customer experiences.

Build and operate database and storage platform software, including services, APIs, developer tools, migrations, and lifecycle automation. Solve database scaling, performance, reliability, and availability problems across distributed systems, cloud infrastructure, and backend services. Partner with engineering teams on schemas and queries, lead technical projects, modernize platforms, participate in incident response, and use AI-assisted tools in development.

Build and operate full-stack compliance platforms for transaction search, entity labeling, ingestion, and workflow automation. Responsibilities include designing microservices and event-driven systems, writing tested code, improving sensitive financial data quality, building self-service tools and high-volume pipelines, partnering with Compliance and Risk teams, and participating in on-call operations. The role also involves using AI-powered development tools, reviewing code, and supporting engineering standards.

Design, build, scale, and operate high-volume payment APIs and distributed systems serving global traffic. Lead complex engineering projects from requirements through production, improve performance, observability, reliability, fault tolerance, and security, and participate in on-call incident response. Collaborate across product and engineering teams, use AI-assisted development tools responsibly, and mentor engineers through technical reviews, documentation, and guidance.