Total 52,846 skills, Backend Development has 4290 skills
Showing 12 of 4290 skills
Write an API versioning strategy document for a service or API platform. Use when asked to define versioning policy, plan API deprecation, classify breaking changes, or document version lifecycle. Produces a complete versioning strategy with breaking-change classification table, deprecation timeline, migration guide template, and client communication template.
Use when users need Rust quantitative SDK or TQSDK Rust capabilities: real-time market data/quote/market depth/K-line/tick, product/contract list, main continuous contract/continuous contract, option chain, contract specification, metadata/direct query, historical data download/cache/CSV/Greeks, trading account/order placement/order cancellation/order status, TargetPosTask/risk control/multi-account/strategy execution, low-latency trading desk, stream/fan-out, replay/backtest/live-sim-replay; also applicable when agents need real-time or historical quantitative data, transaction execution substrate, or trading desk capabilities, even if TQSDK is not explicitly mentioned.
Assists in provisioning instances and databases, designing performant schemas, and querying data in Spanner. Use when designing primary keys, writing SQL queries or client library code, or diagnosing performance issues.
Use switch expressions and pattern matching where appropriate
Expert in designing asynchronous, decoupled systems using Event-Driven Architecture (EDA). Specializes in AsyncAPI, Event Mesh, and CloudEvents standards. Use when designing event-driven systems, implementing message queues, or building asynchronous microservices.
Use when symfony cqrs and handlers
Use when symfony api platform security
Build Discord bots using discord.py. Use when the user asks about Discord bot development, discord.py library, bot commands, slash commands, Discord intents, or Discord API integration. Covers Client, Bot, events, commands extension, app_commands, views, buttons, modals, and cogs.
x86-64 assembly skill for reading, writing, and debugging assembly code. Use when reading GCC/Clang assembly output, writing inline asm in C/C++, understanding the System V AMD64 ABI calling convention, or debugging register and stack state. Activates on queries about x86-64 assembly, AT&T vs Intel syntax, inline asm, calling conventions, SIMD intrinsics, or reading disassembly output from objdump or GDB.
Query PostgreSQL with Prisma 7 efficiently, using Prisma Client for mutations and selectively using raw SQL for complex/performant reads (SELECT/COUNT) when appropriate.
Kotlin DSL - type-safe builders, Gradle DSL, @DslMarker
Effect v4 (beta) development and v3 → v4 migration guidance. Use when building new Effect v4 code or upgrading from v3, including API renames, behavior changes, before/after examples, and v4-specific patterns for services, layers, generators, yieldable, error handling, and schema codecs.