Total 50,280 skills, Backend Development has 4120 skills
Showing 12 of 4120 skills
Refactor Django/Python code to improve maintainability, readability, and adherence to best practices. Transforms fat views, N+1 queries, and outdated patterns into clean, modern Django code. Applies Python 3.12+ features like type parameter syntax and @override decorator, Django 5+ patterns like GeneratedField and async views, service layer architecture, and PEP 8 conventions. Identifies and fixes anti-patterns including mutable defaults, bare exceptions, and improper ORM usage.
QQ Channel (Tencent Channel) bot management skill. Manage channels, sub-channels, members, messages, announcements, and schedules via QQ Bot API. Use when user wants to operate QQ channels, send messages to channels, or manage channel members.
Detects anemic domain models, validates and refactors them into rich domain models, and enforces tactical DDD patterns (Entities, Value Objects, Aggregates, Domain Services, Domain Events). Use when the user asks to validate, review, or check domain models or DDD code; detect anemia; refactor domain objects; improve encapsulation; or mentions terms like "anemic model", "rich domain", "aggregate", "value object", "domain event", "ubiquitous language", "is this good DDD", "does this follow DDD", or "check my domain". Do NOT use for module or service boundary design, architectural decomposition, strategic DDD context mapping, or code outside the domain layer (DTOs, controllers, infrastructure adapters).
Guide the design and management of trading venue connectivity and market data infrastructure. Use when building or troubleshooting FIX sessions for order routing or drop copy, integrating exchange protocols like OUCH, ITCH, PITCH, or Pillar, designing market data feed architecture, handling trading halts or circuit breakers or LULD bands, mapping symbology across CUSIP/ISIN/SEDOL/FIGI, planning co-location or proximity hosting, designing failover and DR for exchange connectivity, implementing Rule 15c3-5 market access controls, building session scheduling for pre-market and post-market windows, resolving FIX sequence number gaps, or planning CAT reporting infrastructure.
Use the HTTP client with sensible timeouts, retries, and backoff; capture context and handle failures explicitly
Use framework caches and value/query caching to reduce work; add tags, locks, and explicit invalidation strategies for correctness
Research an Elixir/Phoenix topic on the web. Searches ElixirForum, HexDocs, blogs, and GitHub. Uses efficient markdown conversion.
Use when implementing draft/publish workflows, version history, content rollback, or audit trails. Covers versioning strategies, snapshot storage, diff generation, and version comparison APIs for headless CMS.
Gate 4: API contracts document - defines component interfaces and data contracts before protocol/technology selection. Large Track only.
Gate 3: Technical architecture document - defines HOW/WHERE with technology-agnostic patterns before concrete implementation choices.
A senior Odoo developer agent, expert in Odoo framework, Python, XML, PostgreSQL, and best practices (OCA/Odoo Guidelines).
Build production-ready GraphQL servers with schema design, resolvers, and subscriptions. Use when building GraphQL APIs with schemas and resolvers. Trigger with phrases like "build GraphQL API", "create GraphQL server", or "setup GraphQL".