Total 53,999 skills, Backend Development has 4326 skills
Showing 12 of 4326 skills
Error handling patterns for ERPNext/Frappe API development (v14/v15/v16). Covers whitelisted method errors, REST API errors, client-side handling, external integrations, and webhooks. Triggers: API error, whitelisted method error, frappe.call error, REST API error, webhook error, external API error, HTTP status codes.
Deterministic syntax for building Frappe custom apps including app structure, pyproject.toml, modules, patches and fixtures
Use when working on the backend API (packages/api). Covers Elysia routes, Drizzle ORM, TypeBox schemas, JWT authentication, S3 uploads, Google Sheets logging, and the Next.js hybrid setup.
Receive and verify Stripe webhooks. Use when setting up Stripe webhook handlers, debugging signature verification, or handling payment events like payment_intent.succeeded, customer.subscription.created, or invoice.paid.
Expert-level C++ development with modern C++20/23, STL, memory management, and performance
End-to-end Stellar development playbook. Covers Soroban smart contracts (Rust SDK), Stellar CLI, JavaScript/Python/Go SDKs for client apps, Stellar RPC (preferred) and Horizon API (legacy), Stellar Assets vs Soroban tokens (SAC bridge), wallet integration (Freighter, Stellar Wallets Kit), smart accounts with passkeys, status-sensitive zero-knowledge proof patterns, testing strategies, security patterns, and common pitfalls. Optimized for payments, asset tokenization, DeFi, privacy-aware applications, and financial applications. Use when building on Stellar, Soroban, or working with XLM, Stellar Assets, trustlines, anchors, SEPs, ZK proofs, or the Stellar RPC/Horizon APIs.
Manage serverless MySQL databases and branches on PlanetScale
Expert solutions architecture covering technical requirements, solution design, integration planning, and enterprise architecture alignment.
Guide for integrating and building with the Stronghold Pay JS SDK and REST API for payment processing. Use when working with Stronghold Pay payment integration, accepting ACH/bank debit payments, linking bank accounts, creating charges/tips, generating PayLinks, or building checkout flows — in sandbox or live environments. Covers Stronghold.Pay.JS drop-in UI, REST API v2 endpoints, PayLink hosted payment pages, customer token management, and payment source handling.
Activated when the user wants to create a data model, validate data, serialize JSON, create Pydantic models, add validators, define settings, or create request/response schemas. Covers Pydantic v2 BaseModel, Field, validators, data validation, JSON schema generation, serialization, deserialization, and settings management.
Alembic migration patterns for SQLAlchemy 2.0 async. Use when creating database migrations, managing schema versions, handling zero-downtime deployments, or implementing reversible database changes.
Configures global exception handling middleware