Top Linux Jobs in San Diego, CA

Build and evolve Polar’s finance and monetization platform for AI products. Own product development end-to-end across frontend and backend systems, create intuitive developer experiences, ship reliable software quickly, engage with merchants, and translate feedback into product improvements. The role requires strong technical foundations, product judgment, design sensibility, autonomy, engineering quality, and comfort working across the stack. Payments, billing, developer tools, open-source contributions, and side projects are valued.

The Software Engineer - AI Systems will design and implement systems to coordinate LLMs, build testable software stacks, conduct research, and collaborate with team members to create AI-powered security solutions.

Develop user interfaces using advanced JavaScript concepts, including modular and object-oriented design, asynchronous programming, closures, callbacks, and prototypes. Requires 6+ years of professional JavaScript or UI technology experience. Strong expertise in React.js, another JavaScript framework, or Redux/Flux is required. .NET programming and web or RESTful services experience is a plus.

Design, implement, and optimize carrier-grade IP/MPLS, FTTH, and ISP core, aggregation, and access networks. Lead BGP, routing, switching, peering, redundancy, capacity planning, outage analysis, monitoring, automation, documentation, and Tier 3 support. Configure Adtran and Arista platforms, support GPON/XGS-PON subscriber networks, and guide IPv4/IPv6, EVPN/VXLAN, QoS, multicast, and high-availability architecture. Mentor engineers and participate in on-call operations.

Own the architecture and technical direction of a heterogeneous AI SoC runtime spanning sensor ingest, preprocessing, inference, postprocessing, and application delivery. Define execution, memory, synchronization, driver, firmware, compiler-runtime, observability, resilience, and validation architectures. Lead cross-functional engineers while contributing hands-on to production systems software, performance optimization, APIs, and low-level interfaces for robotics and edge AI workloads.

The City of San Antonio is hiring engineering professionals for public works and traffic engineering roles. Responsibilities include designing and reviewing project plans, preparing specifications and cost estimates, inspecting construction, managing consultants and budgets, supervising staff, conducting traffic and transportation analysis, implementing signal timing and safety programs, and responding to city leadership and public inquiries.

Owns architecture for software systems and subsystems, leading engineering teams through high-level design, technical requirements, risk resolution, and implementation. Develops technology roadmaps, ensures software quality and regulatory compliance, supports safety analysis and audits, and serves as technical authority for architectural decisions. Collaborates with product management, service, research, and other stakeholders while mentoring engineers and aligning designs with business, clinical, and product strategies.

Develops and validates computational models and simulations for electronic and electromechanical medical-device systems. Performs signal and power integrity, electromagnetic, circuit, and system-level analyses; conducts trade studies and sensitivity analyses; supports virtual prototyping, design reviews, verification, and regulatory submissions. Collaborates with hardware, firmware, systems, and manufacturing teams to resolve performance issues and documents modeling methods, assumptions, validation, and results.

Own the end-to-end development of Navi’s ruggedized cockpit edge-compute device, including electrical architecture, component selection, PCB design, enclosure integration, embedded firmware, validation, certification, fleet deployment, and cloud telemetry. Build systems for high-bandwidth real-time audio and flight-data streaming in demanding aviation environments, while collaborating with software and ML teams to support automated debriefing capabilities.

Develop and maintain C++ firmware for connected access-control and studio devices. Integrate hardware with backend systems, build fleet-management tools, maintain automated tests and documentation, and support hardware revisions and debugging. Collaborate with firmware, backend, QA, vendors, supply chain, warehouse, and provisioning teams. The role requires microcontroller firmware, multithreaded programming, automated testing, and strong hardware or connected-backend expertise.