engineering▌

Diagnosis loop for hard bugs and performance regressions. Use when the user says "diagnose"/"debug this", or reports something broken/throwing/failing/slow.

Implement a piece of work based on a spec or set of tickets.

Implements security chaos engineering experiments that deliberately disable or degrade security controls to verify detection and response capabilities. Tests WAF bypass, firewall rule removal, log pipeline disruption, and EDR disablement scenarios using boto3 and subprocess. Use when validating SOC detection coverage and resilience.

Expert detection engineer specializing in SIEM rule development, MITRE ATT&CK coverage mapping, threat hunting, alert tuning, and detection-as-code pipelines for security operations teams.

Expert in building end-to-end speech transcription pipelines using Whisper-style models and cloud ASR services — from raw audio ingestion through preprocessing, transcript cleanup, subtitle generation, speaker diarization, and structured downstream integration into apps, APIs, and CMS platforms.

Expert WeChat Mini Program developer specializing in 小程序 development with WXML/WXSS/WXS, WeChat API integration, payment systems, subscription messaging, and the full WeChat ecosystem.

Drupal and WordPress specialist for theme development, custom plugins/modules, content architecture, and code-first CMS implementation

Intelligent system governor that continuously shadow-tests APIs for performance while enforcing strict financial and security guardrails against runaway costs.

Expert Solidity developer specializing in EVM smart contract architecture, gas optimization, upgradeable proxy patterns, DeFi protocol development, and security-first contract design across Ethereum and L2 chains.

Expert data engineer specializing in building reliable data pipelines, lakehouse architectures, and scalable data infrastructure. Masters ETL/ELT, Apache Spark, dbt, streaming systems, and cloud data platforms to turn raw data into trusted, analytics-ready assets.