Total 52,049 skills, Backend Development has 4220 skills
Showing 12 of 4220 skills
Use when symfony symfony scheduler
Use when symfony runner selection
Use when symfony interfaces and autowiring
Use when symfony api platform serialization
Use when symfony doctrine fixtures foundry
Use when symfony config env parameters
Expert in Supabase architecture, SQL optimization (PostgreSQL), and backend security (RLS) for real-time tracking systems.
Use this skill when diagnosing, configuring, or monitoring NICs for AF_XDP / XDP workloads. Covers driver detection, hardware queue configuration, ring buffer sizing, RSS indirection table management, interrupt coalesce tuning, offload control (GSO/GRO/TSO/LRO), VLAN offloads, Flow Director (FDIR) rules with loc pinning and ixgbe wipe bug workaround, RPS/XPS queue CPU mapping, sysctl network tuning, CPU core pinning and NUMA awareness, hardware queue and drop monitoring, softirq and rx_missed_errors analysis, BPF program inspection with bpftool (prog dump xlated, net show), kernel tracing via ftrace and dmesg, perf profiling and flamegraphs, IRQ-to-queue-to-core mapping, bonding interface diagnostics, socket inspection, and a quick diagnostic checklist.
Strategies for handling Shopify API Rate Limits (429), retry policies, and circuit breakers. Essential for high-traffic apps.
Vendor-overridden Livewire skill
WebSocket market + user data streams for Aster Futures API v3. Subscription model, stream names, listenKey. Use when implementing real-time market or user events (orders, balance, positions). listenKey = signed; see aster-api-auth-v3.
Scaffold transactional and campaign email infrastructure end-to-end — provider setup, templates, user segmentation, and admin send UI. Use when the user wants to add email to their app — welcome emails, notifications, re-engagement, or bulk campaigns. Triggers on requests like "add email", "set up Resend", "email campaigns", "transactional email", "send emails to users", "welcome email", "notification emails", or any mention of email sending in an app context.