Software Engineer Jobs in San Jose, CA

Develops reliable cloud-native and AI-native software under senior guidance. Responsibilities include implementing features, writing tested code, integrating AI/ML services, developing ServiceNow workflows and applications, debugging issues, participating in code reviews, supporting CI/CD pipelines, and assisting with customer issue triage and documentation.

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.

Lead technical direction and hands-on development of Bitcoin and stablecoin iOS products across Cash App, Square, and Bitkey. Own architecture, implementation, testing, service integration, rollout, observability, security, and post-launch improvements. Build foundational systems, mentor engineers, influence cross-team standards, collaborate across platforms, and integrate AI-assisted development tools while maintaining software quality and reliability.

Architect and operate RaptorDB database platforms across data centers and public clouds. Lead deployment, backup, restore, replication, failover, resilience, performance optimization, and cloud-native adoption. Develop maintainable software, automation, testing, and deployment pipelines while collaborating across engineering, infrastructure, security, and support teams. Provide technical leadership during production incidents, establish architecture standards, and document operational knowledge.

Develop scalable Java software for platform persistence, data lifecycle management, concurrency, distributed storage, and relational systems. Improve data performance, security, loss detection, and recovery while collaborating across teams. Deploy and manage services on Kubernetes, work with S3 and Apache Iceberg, support telemetry and visualization initiatives, and apply AI-assisted development practices with appropriate guardrails.

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.

Develops reliable cloud-native and AI-native software features under senior guidance. Responsibilities include coding, unit testing, debugging, code reviews, CI/CD, ServiceNow workflows and customizations, JavaScript and GlideScript development, API integrations, customer issue triage, and application support. The role emphasizes mentorship, Agile collaboration, secure coding, AI/ML integration, and building foundational software engineering expertise.

Lead architecture, roadmap, and implementation for Veza’s scalable Access Graph data platform. Solve complex distributed-systems and graph-database challenges, establish engineering standards, drive high-impact technical initiatives, and ensure correctness, performance, testing, and rollback safety. Collaborate across product and engineering teams, mentor engineers, represent technical roadmaps, and use AI-assisted development tools with rigorous verification.

Build and enhance scalable full-stack applications for ServiceNow’s AI Control Tower. Responsibilities include designing reusable Java-based software, implementing features, writing automated tests, conducting code reviews, partnering with developers and product owners, and delivering high-quality products. The role requires knowledge of algorithms, object-oriented design, databases, SQL, RESTful APIs, web services, and AI/ML concepts.

Lead the development of foundational iOS platform systems, shared frameworks, developer tools, architecture standards, and multi-quarter migrations across Cash App and Square. Drive performance, reliability, security, testing, observability, release safety, and AI-assisted development practices. This hands-on individual contributor role influences multiple teams, develops technical leaders, and partners broadly to improve iOS engineering quality, productivity, and product outcomes.

Owns the architecture, standards, safety boundaries, and evaluation infrastructure for agentic and conversational AI capabilities in the HR domain. Responsibilities include LLM orchestration, retrieval, tool calling, access-controlled data handling, evaluation suites, observability, migration strategy, production quality, and incident response. The role partners cross-functionally, establishes AI-assisted engineering standards, and provides hands-on technical leadership for complex integrations and customer-facing systems.

Owns the architecture, standards, safety boundaries, and evaluation infrastructure for AI agents and conversational experiences in ServiceNow’s HR domain. Responsibilities include model and orchestration decisions, prompt and tool governance, entitlement-aware retrieval, evaluation suites, production observability, incident response, and AI-assisted engineering standards. The role partners across product, engineering, and design while remaining hands-on with complex integrations and migrations.

Build privacy-focused services and infrastructure that support consumer privacy rights across Block. Collaborate with engineering, security, platform, and legal teams to embed privacy solutions, define future privacy technology, mentor engineers, review implementations, and maintain monitoring and system stability. The role involves developing scalable, testable software and creating architectures and processes addressing data governance, data flows, access control, security, and privacy risks.

Build internal services and infrastructure that support privacy initiatives and consumer privacy rights. Collaborate with engineering, security, platform, and legal teams to integrate privacy technologies, define privacy architecture, mentor engineers, review implementations, and maintain reliable privacy solutions. The role focuses on responsible data use, governance, data flows, access controls, and reducing privacy risk across Block’s engineering ecosystem.

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

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.

Build and maintain scalable backend applications for ServiceNow’s platform engineering team. Responsibilities include software design, Java development, reusable architecture, code reviews, unit testing, test automation, performance optimization, and product delivery. The role partners with developers and product owners to enhance existing products and create new features. Candidates should understand data structures, algorithms, object-oriented design, design patterns, web platforms, and AI-enabled productivity or workflow solutions.

Design and develop scalable software components, user experiences, and AI-powered features. Own functionality from design through delivery, collaborate with product managers, integrate automated testing, develop comprehensive test strategies, participate in code reviews, troubleshoot distributed systems, and optimize performance, reliability, and maintainability.

Lead complex card-acquiring projects from design through production, building reliable payment systems, tooling, testing frameworks, and network integrations. Work hands-on with ISO messages, routing, authorization, clearing, settlement, reconciliation, interchange, and tokenization. Set technical direction, mentor engineers, improve reliability, participate in on-call operations, and establish standards adopted across teams. The role requires deep acquiring expertise and experience operating large-scale financial systems.

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.

Leads the design, development, and delivery of complex internal go-to-market and Sales CRM systems. Owns backend services, APIs, event-driven microservices, architectural direction, integrations, production support, and technical decisions. Collaborates with stakeholders and TPMs, contributes to UI development, applies AI-assisted and agentic workflows, mentors engineers, and establishes best practices for testing, debugging, code review, and scalable system design.

Lead architecture, development, and operation of high-scale Inbox services within the Universal Messaging Platform. Design and build reliable microservices and APIs, write and review production-ready code, own features end-to-end, collaborate cross-functionally, integrate AI/ML safely, and mentor engineers while improving architecture and operational excellence.

Leads the architectural vision and delivery of AI-powered loyalty systems across distributed engineering teams. Designs scalable APIs, data models, cloud services, and frontend architectures; solves complex technical problems; mentors engineers; drives modernization, operational excellence, and cross-functional alignment across Product, Data Science, and platform teams.

Lead the architecture and evolution of native iOS foundations supporting seller-facing applications. Identify systemic problems, define platform strategy and standards, build prototypes and reference implementations, lead multi-quarter migrations, and establish practices for quality, testing, observability, release safety, and maintainability. Develop senior engineers and create scalable ownership models across teams.

Own end-to-end modem firmware architecture for LGA modules, lead modem software stack integration, define baseband, RF, power-management, and system-interface guidelines, and align firmware, hardware, RF, and platform teams. Serve as the technical partner contact, guide complex design and performance decisions, resolve system-level issues, influence modem roadmaps, and provide technical leadership for high-performance 5G platforms.